Control Data Corporation CDC CC63X Hardware Maintenance Manual page 65

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SAM 1-1
SAM 1 INITIAL PROBLEM DEFINITION
NOTE
This SAM should be used if you do
not have a symptom defined. The
steps in this SAM provide a quick
visual method to locate a symptom.
If you already have an initial
symptom use table 6A-l to select·
your next action.
TABLE 6A-l. SYMPTOMS/SAMS CORRELATION
SYMPTOM
Power (AC or DC) Problems
INO
~aster
SAM
2
3
Power-Up (Tes~ Test Fa_i __ l.s __________________ ~---4-
Video Problem
5
I
loperator Verification (Test
3)
Test Fails 6
Keyboard Problem Isolation
------------------+---
7
Internal Modern Problems
8
--------------------"--------~--
Prerequisite: To use this SAM, you must be able to:
A. Locate the following: (Refer to figure 6A-l).
•
CBl
•
Four power supply LED's (remove access lid,
•
TEST switch
•
G2 pot on monitor board (remove access lid,
B. Power on termi nal.
C. Interpret results of power up test.
procedu're
procedure
Assumptions: Terminal power cord is connected to line power
outlet. The TEST switch has been pulled out. Power switch has
been pressed to ON or 1.
001 N
Y
Building CB remain set?
I
I
002
N
Y
Terminal CB remain set?
I I I
2 2 2
A B C
62940034 E 6A-l
3)
3)
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