- PSB Computer Hardware User Manual

Chapter 2 Hardware Configuration
Page: 2-16
PSB-1688LF USER
′ S MANUAL
2-21. HARD DISK DRIVE CONNECTOR
IDE1: Hard Disk Drive Connector
The PSB-1688LF possesses two HDD connectors, which support ATA-100.
The pin assignments are as follows:
PIN ASSIGNMENT PIN ASSIGNMENT
1 IDERST 2 GND
3 PDD7 4 PDD8
5 PDD6 6 PDD9
7 PDD5 8 PDD10
9 PDD4 10 PDD11
11 PDD3 12 PDD12
13 PDD2 14 PDD13
15 PDD1 16 PDD14
17 PDD0 18 PDD15
19 GND
21 PDREQ 22 GND
23 PDIOW# 24 GND
25 PDIOR# 26 GND
27 PIORDY 28 PULL LOW
29 PDDACK# 30 GND
31 IRQ14 32 NC
33 PDA1 34 P66 DETECT
35 PDA0 36 PDA2
37 PDCS#1 38 PDCS#3
39 IDEACTP# 40 GND