NEC NC1600C Service Manual page 362

MOTHER PWB (PWC-4593M3)
PON10 Connect to MOTHER PWB
1 Power good (L : Power OK H : Power NG)
2 GND
3 12V Main for TI board
4 GND
5 5V Main for TI board
6 GND
7 3.3V Main for TI board
8 GND
9 3.3V Main for TI board
10 GND
PON11 Connect to MOTHER PWB
1 Power good (L : Power OK H : Power NG)
2 GND
3 12V Main for TI board
4 GND
5 5V Main for TI board
6 GND
7 3.3V Main for TI board
8 GND
9 3.3V Main for TI board
10 GND
"Confidential, Do Not Duplicate without written authorization from NEC."
CONNECTION DIAGRAMS
PO6008
1
2
3
4
5
6
7
8
9
PO6117
1
2
3
4
5
PO6022
1
2
PO6013
1
2
12-23
Connect to CPU PWB
OEM_PH_RESETZ (L : Rest H : Normal)
OEM_RS232_DTR
OEM_RS232_CTS
OEM_RS232_TD
OEM_RS232_RTS
OEM_RS232_RD
OEM_RS232_DSR
NC
OEM_RS232_GND
Connect to PJDIV PWB
Feedback line of 3.3V voltage
GND
Feedback line of 5V voltage
GND
NC
Connect to Tamper SW
OEM_KEY_ER_N
OEM_KEY_ER_P
Connect to PJDIV PWB
OEM_KEY_ER_N
OEM_KEY_ER_P