CN202177729U - Universal Modular Connector - Google Patents

Abstract

The utility model discloses a general type modularization connector mainly includes pedestal and adapter, and the preceding terminal surface of pedestal is gone up to interior the having seted up first interface to the inside inserting groove that is provided with of pedestal has the opening on the inserting groove, is equipped with more than two in the opening and extends the outside conductive terminal of pedestal. The adapter mainly comprises a circuit board, wherein the circuit board is electrically connected with an optical element, a signal conversion integrated circuit and more than two golden fingers. The adapter is assembled in the first assembling port on the base body, and more than two golden fingers are electrically connected with more than two conductive terminals in the inserting groove. When the optical element receives an optical signal transmitted from the outside, the optical signal is converted into an electric signal by the signal conversion integrated circuit, and then the electric signal is transmitted to more than two conductive terminals by more than two gold fingers and is output to the outside. Therefore, the problem that the mainboard of the computer cannot process the compatibility of the optical signals can be solved.

Description

Universal Modular Connector

technical field

The utility model relates to a connector, in particular to a universal connector capable of converting various forms of optical signals into electrical signals.

Background technique

Nowadays, the electronic industry is developed, and all kinds of electronic devices are filled with the lives of ordinary people. In order to input control commands to control electronic devices, or to transmit data between multiple electronic devices, most electronic devices are equipped with Multiple electrical connectors.

Taking the most popular personal computer as an example, there are more than two electrical connectors on a personal computer, such as Universal Serial Bus (Universal Serial Bus, USB) connector, External Serial Advance Technology Attachment, e-SATA) connector, RJ-45 connector, High Definition Multimedia Interface (High Definition Multimedia Interface, HDMI) connector, etc. Thereby, an external control device is connected through a transmission line to receive a control instruction, or another electronic device is connected through a transmission line to transmit data between multiple electronic devices.

However, with the rapid development of science and technology today, users have higher and higher requirements for data transmission speed, and the transmission speed of traditional copper wires can no longer meet the needs of users. Therefore, there are many new types of transmission cables and transmission methods in the market. One or more optical fiber transmission connectors are used to replace the copper wires and connection terminals of the existing transmission lines, so as to increase the transmission speed through the optical fiber transmission connectors. Therefore, it is not difficult to imagine that future connectors and transmission cables may only have differences in appearance and shape, and the same optical fiber transmission connectors can be used inside to transmit signals of different specifications.

However, for electronic devices, if the above-mentioned optical fiber cables are to be used, a corresponding optical connector needs to be added on the motherboard. However, if the motherboard is old and cannot handle optical signals, even if an optical connector is added , users still cannot use fiber optic cables to transmit signals, which is quite inconvenient.

In addition, generally, electrical connectors with different interfaces are provided on the mainboard. If a plurality of optical connectors with different interfaces are added, the precious configuration space on the mainboard will be wasted. Therefore, a novel connector should be provided on the market, which can not only solve the problem that the motherboard cannot process optical signals, but also avoid wasting the configuration space on the motherboard due to the arrangement of the connector.

Utility model content

The main purpose of the utility model is to provide a universal modular connector, which can receive different forms of optical signals through the interchangeable adapter base, convert them into corresponding electrical signals, and then output them externally through the base body .

In order to achieve the above purpose, the utility model mainly provides a general-purpose modular connector, which is electrically connected to the motherboard of an external electronic device. The general-purpose modular connector includes:

The seat body has a first group of interfaces facing inward on the front end of the seat body, and the seat body has an accommodating space inside, and an insertion slot is provided in the accommodating space, and an opening is provided on the insertion slot, and the opening There are two or more conductive terminals extending out of the base body, and the base body is electrically connected to the main board through the two or more conductive terminals; and

The adapter seat has a circuit board, an optical element electrically connected to the circuit board, a signal conversion integrated circuit, and more than two golden fingers. a terminal, the optical element is electrically connected to the circuit board through the two or more welding terminals;

Wherein, the adapter seat is set in the first group of interfaces, and the two or more golden fingers are inserted into the opening on the insertion slot, and are electrically connected to the two or more conductive terminals in the opening. The component receives the optical signal transmitted by the external cable through the light source transceiver part, and after being converted into an electrical signal of a corresponding specification by the signal conversion integrated circuit, it is transmitted to the two or more conductive terminals by the two or more golden fingers.

As mentioned above, the adapter base further includes a housing, the housing has a common end, and the adapter base is plugged into the first set of interfaces on the seat through the universal end on the housing, And the universal end is provided with an accommodating groove inward, and the circuit board, the optical element and the signal conversion integrated circuit are accommodated in the accommodating groove, and one end of the two or more golden fingers is set on the circuit board protrudes out of the accommodating groove.

As mentioned above, the housing has a connecting end at the end far away from the common end, and the connecting end is provided with a connection interface inwardly for plugging in external cables, and there is a through groove in the housing, the said The accommodating groove communicates with the connecting interface through the through groove.

As mentioned above, the end surface of the connection end is larger than the size of the first group of interfaces, and at least one notch is provided on the end surface of the connection end to facilitate the extraction of the adapter base from the first group of interfaces.

As mentioned above, wherein the connection interface corresponds to the shape of the display connection port (DisplayPort), universal serial bus, external serial high-tech configuration, or high-definition multimedia interface connection port for DisplayPort, universal serial bus, External serial high-tech configuration or external cable plugging in the form of high-definition multimedia interface, the optical element receives DisplayPort, universal serial bus, external serial high-tech configuration, or high-definition The optical signal of the multimedia interface specification, and the signal conversion integrated circuit converts the received optical signal into an electrical signal of DisplayPort, universal serial bus, external serial high-tech configuration, or high-definition multimedia interface specification.

As mentioned above, there is at least one second group of interfaces facing inwardly from the bottom of the first group of interfaces, each of the second group of interfaces has a tongue, and more than two connection terminals are arranged on the tongue, and the two One end of more than one connecting terminal protrudes from the base body to electrically connect to the motherboard, and the second group of interfaces, the tongue and the two or more connecting terminals together form an electrical connector.

In order to achieve the above purpose more clearly, the utility model also provides a universal modular connector electrically connected to the motherboard of an external electronic device. The universal modular connector includes:

The base body has a first set of interfaces facing inward on the front end of the base body, and the base body has an accommodating space inside, and an insertion slot is provided in the accommodating space, and more than two insertion slots are arranged on the insertion slot. holes, the two or more jacks are respectively provided with conductive terminals extending out of the base body, and the base body is electrically connected to the main board through the two or more conductive terminals; and

The adapter seat has a circuit board, an optical element electrically connected to the circuit board, a signal conversion integrated circuit, and more than two connecting terminals. a terminal, the optical element is electrically connected to the circuit board through the two or more welding terminals;

Wherein, the adapter base is set in the first group of interfaces, and the two or more connecting terminals are respectively plugged into the two or more jacks on the insertion slot, so as to electrically connect the two or more jacks respectively. The two or more conductive terminals, the optical element receives the optical signal transmitted by the external cable through the light source transceiver part, and after the signal conversion integrated circuit is converted into an electrical signal of the corresponding specification, it is transmitted from the two or more connecting terminals to the More than two conductive terminals.

As mentioned above, the adapter base further includes a housing, the housing has a common end, and the adapter base is plugged into the first set of interfaces on the seat through the universal end on the housing, And the universal end is provided with an accommodating groove inward, and the circuit board, the optical element, the signal conversion integrated circuit and the two or more connecting terminals are accommodated in the accommodating groove, and the two or more connecting terminals One end of the terminal respectively protrudes out of the accommodating groove.

As mentioned above, the housing has a connecting end at the end far away from the common end, and the connecting end is provided with a connection interface inwardly for plugging in external cables, and there is a through groove in the housing, the The accommodating groove communicates with the connecting interface through the through groove.

As mentioned above, the end surface of the connection end is larger than the size of the first group of interfaces, and at least one notch is provided on the end surface of the connection end to facilitate the extraction of the adapter base from the first group of interfaces.

As mentioned above, wherein the connection interface corresponds to the DisplayPort, Universal Serial Bus, External Serial Hi-Tech configuration, or the shape of the high-definition multimedia interface connection port for DisplayPort, Universal Serial Bus, External Serial Hi-Tech Configuration, or high-definition multimedia interface external cable plug-in, the optical element receives DisplayPort, universal serial bus, external serial high-tech configuration, or high-definition multimedia interface specifications through the light source transceiver part signal, and the signal conversion integrated circuit converts the received optical signal into an electrical signal of DisplayPort, Universal Serial Bus, External Serial High Technology Configuration, or High Definition Multimedia Interface specifications.

As mentioned above, there is at least one second group of interfaces facing inwardly from the bottom of the first group of interfaces, each of the second group of interfaces has a tongue, and more than two connection terminals are arranged on the tongue, and the two One end of more than one connecting terminal protrudes from the base body to electrically connect to the motherboard, and the second group of interfaces, the tongue and the two or more connecting terminals together form an electrical connector.

Compared with the prior art, the utility model achieves the effect that in order to increase the data transmission speed, various types of transmission cables use optical fibers instead of copper wires to transmit data. Through the use of different forms of adapter seats, the modular connector of the present invention can be plugged with different forms of external cables to receive optical signals, and convert the optical signals into electrical signals of corresponding specifications, and then pass through the socket The body transmits electrical signals to the outside. For the user's electronic device, such as a computer, the motherboard still receives electrical signals, so there is no problem of incompatibility with optical signals.

In this way, not only can the optical signal be used to increase the data transmission speed, but also by converting the optical signal into an electrical signal and then transmitting it to the outside, it can also solve the compatibility problem that the motherboard of the computer cannot process the optical signal.

Description of drawings

Fig. 1 is the three-dimensional exploded view of the first embodiment of the present utility model;

Fig. 2 is the three-dimensional assembly diagram of the first embodiment of the present utility model;

Fig. 3 is a sectional combined view of the first embodiment of the utility model;

Fig. 4 is the three-dimensional exploded view of the second embodiment of the present utility model;

Fig. 5 is a three-dimensional exploded view of a third embodiment of the present invention;

Fig. 6 is a three-dimensional exploded view of the fourth embodiment of the present invention.

Explanation of reference signs

1 connector 2 seat body

20 Accommodating space 21 The first group of interfaces

22 socket slot 221 opening

222 Conductive terminal 223 Jack

3 adapter seat 31 shell

310 Pass slot 32 Universal end

321 Accommodating slot 33 Connecting end

331 Connection interface 332 Notch

34 Circuit board 35 Optical components

351 Light source transceiver unit 352 Welding terminal

36 Signal conversion integrated circuit 37 Golden finger

38 Connecting terminal 4 Electrical connector

41 Second group of interfaces 42 Tongue

43 Connection terminal 5 External cable

51 Optical fiber transmission connector 6 Main board

Detailed ways

For a more detailed understanding of the features and technical content of the present utility model, please refer to the following description and drawings, but the attached drawings are only for reference and description, not for limitation.

First please refer to FIG. 1 , which is an exploded perspective view of the first embodiment of the present invention. As shown in FIG. 1 , the universal modular connector 1 of the present invention (hereinafter referred to simply as the connector 1 in the description) mainly includes a seat body 2 and an adapter seat 3 . The base body 2 is mainly electrically connected to a main board 6 (such as the main board 6 shown in FIG. 3 ) of an external electronic device (not shown in the figure), so as to transmit electric signals with the main board 6 . The adapter base 3 is assembled with the base body 2, and mainly receives optical signals transmitted by different external cables 5 (external cables 5 as shown in FIG. 2 ), and converts the optical signals into electrical signals, and then It is transmitted to the motherboard 6 through the base body 2 .

The base body 2 has a first set of interfaces 21 facing inwardly on the front end surface, and the inside of the base body 2 has an accommodating space 20 , and an insertion slot 22 is arranged in the accommodating space 20 . The insertion slot 22 is provided with an opening 221, the opening 221 is provided with more than two conductive terminals 222, one end of the two or more conductive terminals 222 is respectively arranged in the opening 221, and the other end extends out of the base body 2 respectively. external. The base body 2 is electrically connected to the motherboard 6 through the two or more conductive terminals 222 .

The adapter base 3 mainly has a housing 31, a circuit board 34, an optical element 35, a signal conversion integrated circuit (Integrated Circuit, IC) 36 and more than two gold fingers 37, the optical element 35, the signal conversion IC 36 and the More than two gold fingers 37 are electrically connected to the circuit board 34 respectively. The housing 31 mainly has a common end 32 and a connection end 33 away from the common end 32, the common end 32 is provided with an accommodating groove 321 inward, and the circuit board 34, the optical element 35 and the signal conversion IC 36 are accommodated. in the accommodating groove 321 . Wherein, one end of the two or more golden fingers 37 is disposed on the circuit board 34 , protruding out of the receiving groove 321 .

The optical element 35 mainly has a light source transceiver portion 351, and two or more soldering terminals 352 extending outward from the light source transceiver portion 351, the optical element 35 is mainly electrically connected to the circuit board 34 through the two or more soldering terminals 352, And the optical signal transmitted from the outside is received by the light source transceiver unit 351 .

Please continue to refer to FIG. 2 and FIG. 3 at the same time, which are the three-dimensional combined view and the cross-sectional combined view of the first embodiment of the present utility model. The adapter base 3 is mainly plugged into the first group of interfaces 21 on the base body 2 through the universal end 32 on the housing 31. In this combined state, the two or more gold contacts on the circuit board 34 The fingers 37 are inserted into the opening 221 of the insertion slot 22 , so that the two or more golden fingers 37 are electrically connected to the two or more conductive terminals 222 in the opening 221 .

The connection end 33 of the casing 31 defines a connection interface 331 inwardly, and the adapter base 3 is inserted into the external cable 5 through the connection interface 331 . Moreover, the casing 31 further has a through slot 310 , and the accommodating slot 321 communicates with the connection interface 331 through the through slot 310 . When the external cable 5 is inserted into the connection interface 331 on the adapter base 3, the position of the light source transceiver part 351 on the optical element 35 corresponds to the position of the optical fiber transmission connector 51 on the external cable 5, Therefore, the light source transceiver part 351 can receive the optical signal sent by the optical fiber transmission connector 51 .

The signal conversion IC 36 receives the optical signal received by the optical element 35, and converts the optical signal into an electrical signal of a corresponding specification, wherein the specification of the electrical signal depends on the shape of the external cable 5. For example, as shown in FIG. 2 , the connection interface 331 corresponds to the shape of a display connection port (DisplayPort), for the external cable 5 in the form of DisplayPort to plug in. Thereby, the optical element 35 receives the optical signal of the DisplayPort standard through the light source transceiver 351, and converts the optical signal into an electrical signal of the DisplayPort standard by the signal conversion IC 36. However, the above descriptions are only preferred examples of the present invention and should not be limited thereto.

After the signal conversion IC 36 converts the optical signal into an electrical signal, it is transmitted to the two or more conductive terminals 222 on the base body 2 through the two or more golden fingers 37, whereby the two or more conductive terminals 222 will The electrical signal is transmitted to the motherboard 6 externally.

It is worth mentioning that the end surface of the connection end 33 on the housing 31 can be larger than the size of the first group of interfaces 21 on the base body 2, so that when the adapter base 3 is set on the first group When it is in the first group of interfaces 21 , the end surface of the connecting end 33 protrudes out of the first group of interfaces 21 . Moreover, at least one notch 332 can be provided on the end surface of the connecting end 33 , so that the user can pass through the notch 332 to facilitate pulling the adapter base 3 away from the first group of interfaces 21 .

In this embodiment, at least one electrical connector 4 may also be disposed under the first set of interfaces 21 on the base body 2 , but this is not limited thereto. More specifically, the seat body 2 can be provided with at least one second set of interfaces 41 facing inward under the first set of interfaces 21, and the second set of interfaces 41 has a tongue 42 inside, and the tongue 42 is provided with two More than one connection terminal 43. One end of the two or more connecting terminals 43 is disposed on the tongue portion 42 , and the other ends protrude out of the base body 2 to electrically connect to the motherboard 6 . The second set of interfaces 41, the tongue 42 and the two or more connecting terminals 43 together constitute one electrical connector 4, and in this embodiment, the number of the electrical connectors 4 is two as an example, but not This is not the limit. In this embodiment, the connector 1 is an integrated connector capable of simultaneously receiving optical signals and electrical signals.

Please continue to refer to FIG. 4 , which is an exploded perspective view of the second embodiment of the present invention. In this embodiment, the connection interface 331 corresponds to the shape of a universal serial bus (Universal Serial Bus, USB) connection port for plugging in the external cable 5 in USB form. Thereby, the optical element 35 receives the optical signal of the USB standard through the light source transceiver part 351, and the optical signal is converted into an electrical signal of the USB standard by the signal conversion IC 36.

Please continue to refer to FIG. 5 , which is an exploded perspective view of the third embodiment of the present invention. In this embodiment, the connection interface 331 corresponds to the shape of a high-definition multimedia interface (High Definition Multimedia Interface, HDMI) connection port, and is used for plugging the external cable 5 in the form of HDMI. Thereby, the optical element 35 receives the optical signal of the HDMI standard through the light source transceiver unit 351, and the optical signal is converted into an electrical signal of the HDMI standard by the signal conversion IC 36.

However, the above description is only a preferred embodiment of the present invention, and the connection interface 331 can correspond to any external cable 5 according to actual needs. For example, the connection interface 331 can also correspond to the shape of an external serial advance technology attachment (e-SATA) connection port, so that the external cable 5 in the form of e-SATA can be plugged in. Thereby, the optical element 35 receives the optical signal of the e-SATA standard through the light source transceiver unit 351, and the signal conversion IC 36 converts the optical signal into an electrical signal of the e-SATA standard.

Finally, please refer to FIG. 6 , which is an exploded perspective view of the fourth embodiment of the present invention. The difference between this embodiment and the above-mentioned first embodiment is that more than two sockets 223 are provided on the insertion groove 22 in the seat body 2, and each socket 223 is provided with a socket extending out of the seat body 2. The conductive terminal 222. In the adapter base 3, the two or more golden fingers 37 are replaced by two or more connecting terminals 38, the circuit board 34, the optical element 35, the signal conversion IC 36 and the two or more connecting terminals 38 are accommodated in the shell In the accommodating groove 321 of the body 31 , one end of the two or more connecting terminals 38 is electrically connected to the circuit board 34 , and the other ends respectively protrude out of the accommodating groove 321 .

In this embodiment, the adapter base 3 is assembled on the first set of interfaces 21 on the base body 2 through the common end 32, and in the combined state, the two or more connection terminals 38 are plugged into the plug-in socket respectively. The two or more insertion holes 223 on the slot 22 are electrically connected to the two or more conductive terminals 222 in the two or more insertion holes 223 by the two or more connection terminals 38 .

When the external cable 5 is plugged into the connection interface 331 on the adapter seat 3, the optical element 35 receives the optical signal sent by the optical fiber transmission connector 51, and the received optical signal is converted by the signal conversion IC 36 Converted to electrical signals of corresponding specifications. In this way, the adapter base 3 transmits the converted electrical signal to the two or more conductive terminals 222 on the base body 2 through the two or more connecting terminals 38, and then the two or more conductive terminals 222 transmit the converted electrical signal to the outside. The motherboard6.

The above is only a specific description of the preferred embodiments of the present utility model, and is not intended to limit the protection scope of the present utility model, and any other equivalent transformations shall be covered within the protection scope of the patent application.

Claims (12)

1. universal registered jack electrically connects the motherboard of external electronic, it is characterized in that this universal registered jack comprises:

Pedestal; Offer first group interface inwardly on this pedestal front end face; And this pedestal inside has accommodation space, is provided with inserting groove in this accommodation space, and this inserting groove is provided with opening; Be provided with in this opening and extend the outside conducting terminal of this pedestal more than two, this pedestal electrically connects this motherboard through these two above conducting terminals; And

Adapter; Have circuit board and electrically connect optical element, conversion of signals integrated circuit and two above golden fingers of this circuit board; The solder terminal that this optical element has the light source receiving and transmitting part and extended outwardly by this light source receiving and transmitting part more than two, this optical element electrically connects this circuit board through these two above solder terminals;

Wherein, This adapter is mounted in this first group interface; These two above golden fingers this opening on this inserting groove of pegging graft, and electrically connect these two the above conducting terminals in this opening, this optical element receives the light signal of external cable transmission through this light source receiving and transmitting part; After this conversion of signals integrated circuit of process converts the electric signal of corresponding specification into, transfer to this two above conducting terminals by these two above golden fingers.

2. universal registered jack according to claim 1; It is characterized in that said adapter also comprises housing, this housing has general end; This adapter is through said first group interface on the said pedestal of pegging graft of this general end on this housing; And this general end offers storage tank inwardly, and said circuit board, said optical element and said conversion of signals integrated circuit are located in this storage tank, and the end that said two above golden fingers are set on this circuit board protrudes out outside this storage tank.

3. universal registered jack according to claim 2; It is characterized in that; Said housing has link at the end away from said general end, and this link offers connecting interface inwardly, pegs graft for external cable; And also have groove in this housing, said storage tank communicates with this connecting interface by this groove.

4. universal registered jack according to claim 3; It is characterized in that; The end face of said link is greater than the size of said first group interface, and the end face of this link is provided with the breach that at least one is convenient to said adapter is detached this first group interface.

5. universal registered jack according to claim 3; It is characterized in that; Said connecting interface is corresponding to the shape of DisplayPort, USB, the configuration of external series hi-tech or HDMI connectivity port; External cable for DisplayPort, USB, the configuration of external series hi-tech or HDMI form is pegged graft; Said optical element is through the light signal of said light source receiving and transmitting part reception DisplayPort, USB, the configuration of external series hi-tech or HDMI specification, and said conversion of signals integrated circuit converts the light signal that is received into the electric signal of DisplayPort, USB, the configuration of external series hi-tech or HDMI specification.

6. universal registered jack according to claim 1; It is characterized in that said first group interface below offers at least one second group interface inwardly, has tongue in each this second group interface; This tongue is provided with two above splicing ears; And an end of these two above splicing ears stretches out outside the said pedestal, to electrically connect said motherboard, electric connector of the common formation of this second group interface, this tongue and this two above splicing ears.

7. universal registered jack electrically connects the motherboard of external electronic, it is characterized in that this universal registered jack comprises:

Pedestal; Offer first group interface inwardly on this pedestal front end face; And this pedestal inside has accommodation space, is provided with inserting groove in this accommodation space, and this inserting groove is provided with two above jacks; Be respectively equipped with in these two above jacks and extend the outside conducting terminal of this pedestal, this pedestal electrically connects this motherboard through these two above conducting terminals; And

Adapter; Have circuit board and electrically connect optical element, conversion of signals integrated circuit and two above splicing ears of this circuit board; The solder terminal that this optical element has the light source receiving and transmitting part and extended outwardly by this light source receiving and transmitting part more than two, this optical element electrically connects this circuit board through these two above solder terminals;

Wherein, This adapter is mounted in this first group interface; These two above splicing ears these two above jacks on this inserting groove of pegging graft respectively, to electrically connect these two the above conducting terminals in these two above jacks respectively, this optical element receives the light signal of external cable transmission through this light source receiving and transmitting part; After this conversion of signals integrated circuit of process converts the electric signal of corresponding specification into, transfer to this two above conducting terminals by these two above splicing ears.

8. universal registered jack according to claim 7; It is characterized in that; Said adapter also comprises housing; This housing has general end, and this adapter is through said first group interface on the said pedestal of pegging graft of this general end on this housing, and this general end offers storage tank inwardly; Said circuit board, said optical element, said conversion of signals integrated circuit and said two above splicing ears are located in this storage tank, and an end of these two above splicing ears protrudes out respectively outside this storage tank.

9. universal registered jack according to claim 8; It is characterized in that; Said housing has link at the end away from said general end, and this link offers connecting interface inwardly, pegs graft for external cable; And also have groove in this housing, said storage tank communicates with this connecting interface by this groove.

10. universal registered jack according to claim 9; It is characterized in that; The end face of said link is greater than the size of said first group interface, and the end face of this link is provided with the breach that at least one is convenient to said adapter is detached this first group interface.

11. universal registered jack according to claim 9; It is characterized in that; Said connecting interface is corresponding to the shape of DisplayPort, USB, the configuration of external series hi-tech or HDMI connectivity port; External cable for DisplayPort, USB, the configuration of external series hi-tech or HDMI form is pegged graft; Said optical element is through the light signal of said light source receiving and transmitting part reception DisplayPort, USB, the configuration of external series hi-tech or HDMI specification, and said conversion of signals integrated circuit converts the light signal that is received into the electric signal of DisplayPort, USB, the configuration of external series hi-tech or HDMI specification.

12. universal registered jack according to claim 7; It is characterized in that said first group interface below offers at least one second group interface inwardly, has tongue in each this second group interface; This tongue is provided with two above splicing ears; And an end of these two above splicing ears stretches out outside the said pedestal, to electrically connect said motherboard, electric connector of the common formation of this second group interface, this tongue and this two above splicing ears.

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