User manual

PPC-157T User Manual 36
Table 5.15: CN21 (Printer Port Connector)
Pin Signal Pin Signal
1 STB 2 AFD#
3 PD0 4 ERR#
5 PD1 6 INIT#
7 PD2 8 SLIN#
9PD3 10GND
11 PD4 12 GND
13 PD5 14 GND
15 PD6 16 GND
17 PD7 18 GND
19 ACK# 20 GND
21 BUSY 22 GND
23 PE 24 GND
25 SLCT 26 NC
Table 5.16: CN22 (LCD Light Sense Connector)
Pin Signal
1+V5
2SMB_CLK
3SMB_DATA
4GND
Table 5.17: CN24 (COM4 Connector)
Pin Signal Pin Signal
1DCD# 2RX
3 TX 4 DTR#
5GND 6DSR#
7RTS# 8CTS#
9RI# 10+V5
Table 5.18: CN25 (Front Panel LED Connector)
Pin Signal
1+V5
2HDD_LED
3 LAN1_ACT#
4 LAN2_ACT#
5GND