Cd-Rom 50-Pin Connector; 24-Pin Power - HP Compaq dc7800 Reference Manual
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Also See for Compaq dc7800:
- Technical reference manual (102 pages) ,
- Troubleshooting manual (70 pages) ,
- Quickspecs (67 pages)
Table of Contents
CD-ROM 50-Pin Connector
Connector
Pin
Signal
1
Audio L-ch
2
Audio R-ch
3
Audio GND
4
GND
5
RESET
6
DD8
7
DD7
8
DD9
9
DD6
10
DD10
11
DD5
12
DD11
13
DD4
24-Pin Power
Connector
24
12
Pin
Signal
1
+3.3V
2
+3.3V
3
GND
4
+5V
5
GND
6
+5V
Pin
Signal
14
DD12
15
DD3
16
DD13
17
DD2
18
DD14
19
DD1
20
DD15
21
DD0
22
DMARQ
23
GND
24
DIOR
25
DIOW
26
GND
13
Front
1
Pin
Signal
7
GND
8
POK
9
+5 Vaux
10
+12V
11
+12V
12
+3.3V
Pin
Signal
27
IORDY
28
DMACK
29
INTRQ
30
IOCS16
31
DA1
32
PDIAG
33
DA0
34
DA2
35
CS1FX
36
CS3FX
37
DASP
38
+5V
39
+5V
Pin
Signal
13
+3.3V
14
–12V
15
GND
16
PSON
17
GND
18
GND
CD-ROM 50-Pin Connector 197
Pin
Signal
40
+5V
41
+5V
42
+5V
43
GND
44
GND
45
GND
46
GND
47
CSEL
48
GND
49
Vendor-specific
50
Vendor-specific
Pin
Signal
19
GND
20
open
21
+5V
22
+5V
23
+5V
24
GND
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