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6-12 MTR3000 Backplane: Description

Table 6-7 J4 Wireline Connector, Row B Pins

Pin # Pin Assignment To/From

1 Spare 5 –

2 GND Station ground

3 5 VDC P8 pins 7, 8

4 Wireline 3/4 TXD J3-B4

5 Wireline 1/2 RXD J3-B5

6 Reserved J3-B7

7 Spare 18 –

8 MISO J1-B8, J2-B8, J3-B8, P7-9

9 GND Station ground

10 GPIO_5 J7-24, J3-C31

11 Spare 19 –

12 EMPH Tx AUDIO J3-A29, J7-22

13 Reserved J3-B27

14 GND Station ground

15 14.2 VDC P8 pins 3, 4 (through F1)

16 Reset* J1-B16, J2-B16, J3-B16, P7-3

17 GPIO_10 J7-5, J3-A17, J5-C24, J2-A9, J1-A9

18 Spare 20 –

19 GPIO_6 J7-25, J7-8, J3-A22

20 Reserved J1-B20, J2-B20, J3-B20

21 Chassis GND –

22 Spare 40 –

23 Spare 7 –

24 Spare 41 –

25 Spare 21 –

26 Line 2+ J6-4

27 Spare 8 –

28 Line 2- J6-3

29 Spare 43 –

30 Line 1+ J6-2

31 Spare 23 –

32 Line 1- J6-1

Motorola MTR3000 Basic Service Manual

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