Pin Voltages In Video Cable - IBM 3205 Maintenance Information

12. Set the
11'0
switch to
I (On).
13. Measure the following voltages:
Pin 5
(+5V) and pin 9 (ground)
Pin
7
(+5V) and pin 9 (ground)
Pin 12 (+12V) and pi n 9 (ground)
Video Cable
+12 V de (Pin 121
GND (Pin 91
+5 V de (Pin 5 and 7)
.L
0 0 0 0 0 0 0 0 0 0 0 0 0
~ 3121110
1 7 6
4321~
o
H~~y~!~~g~~~~ 0
Figure 2-4. Pin Voltages in Video Cable
14. Are all voltages present!
YES
NO
Replace the logic board.
Replace the video unit.
2-10 IBM 3205 Color Display Console
Go to 3.2, "logic Unit" on page 3-2.
Go to 3.3, "Video Unit" on page 3-6.
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