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6-18 MTR3000 Backplane: Description

Table 6-13 J2 Option 2 Connector, Row B Pins

Pin # Pin Assignment To/From

1 Spare N/C

2 GND Station ground

3 5 VDC P8 pins 7, 8

4 Spare81 J1-B4, J5-B29

5 RF Relay Control Out J1-B5, J5-C9

6 RF Relay Control In J1-B6, J3-A24

7 Spare316 J1-B7, J5-B26

8 MISO P7-9, J1-B8, J3-B8, J4-B8

9 GND Station ground

10 N/C –

11 OP2 CS1* J3-B12

12 N/C –

13 N/C N/C

14 GND Station ground

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

16 Reset* J1-B16, J3-B16, J4-B16

17 N/C N/C

18 GND Station ground

19 N/C –

20 Reserved J1-B20, J3-B20, J4-B20

21 N/C N/C

22 Reserved –

23 Reserved –

24 Reserved –

25 Reserved –

26 Reserved –

27 Reserved –

28 Reserved –

29 Carrier Detect Switch J1-B29, J3-B24, J5-B4

30 Reserved –

31 Reserved –

32 Reserved –

Motorola MTR3000 Basic Service Manual

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