NEXCOM NEX 732L2G User Manual
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Chapter 2
NEX732L2G User Manual
Connector
Function
CON5
USB 2/3 & LAN 82551/82541 Connector
CON6
USB 0/1 & LAN 82547 Connector
CON7
COM1
CON8
COM2
CON9
AUX +12V Power Connector
2.6 Pin definitions of connectors
J1/J5 : Secondary IDE/
Primary IDE Connector
Pin
Definition
Pin
Definition
1
Reset
2
Ground
3
Data 7
4
Data 8
5
Data 6
6
Data 9
7
Data 5
8
Data 10
9
Data 4
10
Data 11
11
Data 3
12
Data 12
13
Data 2
14
Data 13
15
Data 1
16
Data 14
17
Data 0
18
Data 15
19 Ground
20 NC
21
Device DMA Request
22 Ground
23 Disk I/O Write# 24 Ground
25 Disk I/O Read# 26 Ground
27
I/O Channel Ready
28 Ground
29
Device DMA Acknowledge#
30 Ground
31
Device Interrupt 32 NC
33 Device Address1 34 DMA66 Detect
35 Device Address0 36 Device Address2
37 Device Chip Selects 1#
38 Device Chip Selects 3#
39
HDD Active LED
40 Ground