Service manual

POWER SUPPLIES
9-15
March 2000
Part No. 001-3139-502
Figure 9-8 POWER SUPPLY 25-PIN CONNECTOR
Figure 9-9 POWER SUPPLY 8-PIN CONNECTOR
25
24 23
22
21
20
1617
1819
15
14
13
12
7
8
9
10
11
6
5
4
3
21
023-3039-980 WIRE SIDE VIEW
POWER HARNESS #2 FROM POWER SUPPLY
PIN
1
2
3
4
5
6
8
9
10
11
23
24
25
COLOR
RED
GRN/YEL
BLK
GRN
BLK
WHT
DK BLU
ORN
RED
BLU
WHT
BLK
GRN
DESCRIPTION
+5V SENSE*
GROUND
GROUND
-5V
GROUND
-12V
NC
+5V
+5V
+5V
AC NEUTRAL
AC LOAD
AC GROUND
TO POWER SUPPLY
LOCATION
BACK PANEL
BACK PANEL
FUSE BOARD
BACK PANEL
FUSE BOARD
BACK PANEL
BACK PANEL
BACK PANEL
BACK PANEL
BACK PANEL
BACK PANEL
*SHELF #1 OUTPUT / RED TIP JACK
**GROUND BAR
A
EP1**
EP1
EP52
EP1
EP54
ADJ POT PIN 1
ADJ POT PIN 2
ADJ POT PIN 3
AC IN SOCKET
AC IN SWITCH
AC IN SOCKET
A
EP1
EP1
EP53
EP1
EP55
ADJ POT PIN 1
ADJ POT PIN 2
ADJ POT PIN 3
AC IN SOCKET
AC IN SWITCH
AC IN SOCKET
H
G
F
E
D
CB
A
023-3039-979 WIRE SIDE VIEW
POWER HARNESS #1 FROM POWER SUPPLY
PIN
A
B
C
D
E
F
G
H
WIRE COLOR
BLACK
BLACK
BLACK
RED
RED
RED
BLACK
BLUE
TO POWER SUPPLY
LOCATION
BACK PANEL
BACK PANEL
BACK PANEL
FUSE BOARD
FUSE BOARD
FUSE BOARD
BACK PANEL
FUSE BOARD
DESCRIPTION
GROUND
GROUND
GROUND
+5V
+5V
+5V
GROUND
+12V
A
EP1*
EP1
EP1
EP20
EP21
EP15
EP1
EP61
B
EP1*
EP1
EP1
EP8
EP9
EP2
EP1
EP60