HP Deskpro /M Desktop PC 486/25M Deskpro Personal Computers Service Reference - Page 46

-Pin Power Connector, 20-Pin Power Connector - Deskpro EP, 3.3 V, 3.3 V Aux, Fan OFF, ON/STBY

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14-Pin Power Connector 1 13 2 14 Pin Signal 1 +3.3 V 2 +3.3 V Aux 3 RTN 4 +5 V Pin Signal 5 RTN 6 +5 V 7 RTN 8 +3.3 V Pin Signal 9 -12 V 10 Fan OFF 11 ON/STBY 12 +5 V Aux Pin Signal 13 Fan 14 +12 V 20-Pin Power Connector - Deskpro EP 1 19 2 20 Pin Signal 1 +3.3 V 2 +3.3 V 3 RTN 4 +5 V 5 RTN Pin Signal 6 +5 V 7 RTN 8 Fan OFF 9 +5 V Aux 10 +12 V 20-Pin Power Connector - Deskpro EN 1 19 2 Pin Signal 1 3 V 2 3 V/RS 3 RTN 4 5 V 5 RTN 20 Pin Signal 6 5 V 7 Aux RTN 8 Fan OFF 9 5 Vaux 10 12 V Pin Signal 11 +3.3 V 12 -12 V 13 RTN 14 ON/STBY 15 RTN Pin Signal 16 RTN 17 RTN 18 -5 V 19 +5 V 20 +5 V Pin Signal 11 3 V 12 -12 V 13 RTN 14 ON/STBY 15 RTN Pin Signal 16 RTN/RS 17 RTN 18 -5 V 19 5 V 20 5 V Deskpro Service Reference Guide A-9

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Deskpro Service Reference Guide
A-9
14-Pin Power Connector
1
2
13
14
Pin
Signal
Pin
Signal
Pin
Signal
Pin
Signal
1
+3.3 V
5
RTN
9
-12 V
13
Fan
2
+3.3 V Aux
6
+5 V
10
Fan OFF
14
+12 V
3
RTN
7
RTN
11
ON/STBY
4
+5 V
8
+3.3 V
12
+5 V Aux
20-Pin Power Connector - Deskpro EP
1
2
19
20
Pin
Signal
Pin
Signal
Pin
Signal
Pin
Signal
1
+3.3 V
6
+5 V
11
+3.3 V
16
RTN
2
+3.3 V
7
RTN
12
-12 V
17
RTN
3
RTN
8
Fan OFF
13
RTN
18
-5 V
4
+5 V
9
+5 V Aux
14
ON/STBY
19
+5 V
5
RTN
10
+12 V
15
RTN
20
+5 V
20-Pin Power Connector - Deskpro EN
1
2
19
20
Pin
Signal
Pin
Signal
Pin
Signal
Pin
Signal
1
3 V
6
5 V
11
3 V
16
RTN/RS
2
3 V/RS
7
Aux RTN
12
-12 V
17
RTN
3
RTN
8
Fan OFF
13
RTN
18
-5 V
4
5 V
9
5 Vaux
14
ON/STBY
19
5 V
5
RTN
10
12 V
15
RTN
20
5 V