NEC NC1600C Service Manual page 349

GPIO PWB (PWC-4691C)
PO6005 Connect to MOTHER PWB
1 EXT_GPIN_1_P (Photocoupler anode)
2 EXT_GPIN_2_P (Photocoupler anode)
3 EXT_GPIN_3_P (Photocoupler anode)
4 EXT_GPIN_4_P (Photocoupler anode)
5 EXT_GPIN_5_P (Photocoupler anode)
6 EXT_GPIN_6_P (Photocoupler anode)
7 EXT_GPIN_7_P (Photocoupler anode)
8 EXT_GPIN_8_P (Photocoupler anode)
9 EXT_GPOUT_1_P (Photocoupler collector)
10 EXT_GPOUT_2_P (Photocoupler collector)
11 EXT_GPOUT_3_P (Photocoupler collector)
12 EXT_GPOUT_4_P (Photocoupler collector)
13 EXT_GPOUT_5_P (Photocoupler collector)
14 EXT_GPOUT_6_P (Photocoupler collector)
15 EXT_GPOUT_7_P (Photocoupler collector)
16 EXT_PROJ_GOOD_P (Photocoupler anode)
17 Reserved
18 Reserved
19 Reserved
20 EXT_GPIN_1_N (Photocoupler cathode)
21 EXT_GPIN_2_N (Photocoupler cathode)
22 EXT_GPIN_3_N (Photocoupler cathode)
23 EXT_GPIN_4_N (Photocoupler cathode)
24 EXT_GPIN_5_N (Photocoupler cathode)
25 EXT_GPIN_6_N (Photocoupler cathode)
26 EXT_GPIN_7_N (Photocoupler cathode)
27 EXT_GPIN_8_N (Photocoupler cathode)
28 EXT_GPOUT_1_N (Photocoupler cathode)
29 EXT_GPOUT_2_N (Photocoupler cathode)
30 EXT_GPOUT_3_N (Photocoupler cathode)
31 EXT_GPOUT_4_N (Photocoupler cathode)
32 EXT_GPOUT_5_N (Photocoupler cathode)
33 EXT_GPOUT_6_N (Photocoupler cathode)
34 EXT_GPOUT_7_N (Photocoupler cathode)
35 EXT_PROJ_GOOD_N (Photocoupler cathode)
36 Reserved
37 Reserved
38 NC
39 NC
40 NC
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CONNECTION DIAGRAMS
POC0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
12-10
Connect to CPU PWB
EXT_GOIN_1_P (Open collector) output for CPU PWB
EXT_GOIN_2_P (Open collector) output for CPU PWB
EXT_GOIN_3_P (Open collector) output for CPU PWB
EXT_GOIN_4_P (Open collector) output for CPU PWB
EXT_GOIN_5_P (Open collector) output for CPU PWB
EXT_GOIN_6_P (Open collector) output for CPU PWB
EXT_GOIN_7_P (Open collector) output for CPU PWB
EXT_GOIN_8_P (Open collector) output for CPU PWB
GND for GPOI PWB
5V Standby for GPIO PWB