NEC POWERMATE PROFESSIONAL 9000E - SERVICE, Руководство по обслуживанию, Страница: 94 / 206

System Board 4-3
External Connectors
A – Mouse Port B – Keyboard Port C – COM1 Port D – Printer Port
E – LAN Connector F – COM2 Port G – VGA Monitor Connector
H – Security Slot I – Locking Tab J – USB Ports K – Audio Connectors
Parallel Interface Connector
The following table lists the pin assignments for the parallel interface connector
on the system board.
Parallel Interface Pin Assignments
Pin Signal Name Pin Signal Name
1 Strobe 14 AUFDXT_L
2 Data Bit 0 15 ERROR_L
3 Data Bit 1 16 INIT_L
4 Data Bit 2 17 SLCT IN_L
5 Data Bit 3 18 Ground
6 Data Bit 4 19 Ground
7 Data Bit 5 20 Ground
8 Data Bit 6 21 Ground
9 Data Bit 7 22 Ground
10 ACK 23 Ground
11 BUSY 24 Ground
12 PE 25 Ground
13 SLCT -- --