Power Supplies - IBM 3279 2A Maintenance Information

6.10 Power Supplies
Fuse
4 A (100 to 127 V)
2 A (200 to 240 V)
Figure 6·15. Mainline Supply
Cable Color Coding
50 Hz*
Line
Brown
Neutral Light Blue
15t020l!
Degauss
Coil
60 Hz
Black
White
Ground Green/Yellow Green/Yellow
*
Japan Uses 60 Hz Colors
logic Ground
Fusible Resistors· (35 mAl
Resistance 8-15 H
(cannot be exchanged I
I
/
Power Supply
+12 V
' "
3
I
,;
A5 B04 G5
Card
1
/I
~-M
' 2
2
o
V/12 V Return
~
J
/
!,-N
A5 B03 G5 B
-12 V
' "
3
/I
6
15
Dl0
08
P3
P17B
~
""
TP-K
P4
Used On Card
A5002
B2 U
12 V ILOPT)
~
8
13
31
~~
-Display Ready
7
[32
/)
33
02
Analog Card
Amplifier Card
Figure 6·16. Supplies to Amplifier Card
3279 MIM Chapter 6. Support Information 6·33