TM9-4935-481-14-1
Table 3-11. DMS-D (10275000) Performance Test-Continued
Table 3-11. DMS-D
Performance Test-Continued
STEP
UNIT
PROCEDURE
CORRECTIVE ACTION
STEP
UNIT
PROCEDURE
CORRECTIVE ACTION
6
MCP
Set SELECTOR A switch to the positions indicated and observe the
16
MCP
SELECTOR A switch to Fl.
DMM reading for each switch setting.
17
MCP
Adjust COMPARATOR THRESHOLD B control fully cw.
18
MCP
Adjust COMPARATOR THRESHOLD C control fully cw.
19
DMM
Observe a reading of +9.310 to +9.690 Vdc.
7
Replace card A9. Check A9 pins
3, 6, 24, 27, 45, 47 and 49.
Check J2-E.
8
20
MCP
Adjust COMPARATOR THRESHOLD B control fully ccw.
21
DMM
Observe a reading of -9.310 to -9.690 Vdc.
9
Replace card A9. Check A9 pin 22.
22
MCP
Adjust COMPARATOR THRESHOLD B control to +2.500 + 0.005 Vdc.
10
DMM
23
MCP
SELECTOR A switch to F2.
11
24
DMM
Observe a reading of +9.310 to +9.690 Vdc.
Replace card A9. Check A9 pins
11 and 13.
12
25
MCP
Adjust COMPARATOR THESHOLD C control fully ccw.
26
DMM
Observe a reading of -9.310 to -9.690 Vdc.
13
Replace card A9. Check A9 pins
11, 13 and 22.
27
MCP
Adjust COMPARATOR THRESHOLD C control to +2.500 + 0.005 Vdc.
14
DMM
28
MCP
SELECTOR B switch to H24.
29
MCP
SELECTOR C switch to H24.
30
MCP
Connect a cable from J13 to the oscilloscope A INPUT.
Counter Conditioner
15
Return all switches to the initial switch settings, leaving the
MAIN POWER and DMS switches ON.
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