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Page Title:
Table 7-5. Troubleshooting Monitor Control Panel SB-2600/G - Continued |
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 TM 32-5895-227-14&P
Table 7-5. Troubleshooting Monitor Control Panel SB-2600/G - Continued
Item
Trouble symptom
Probable trouble
Corrective action
number
5
Inability to record
Defective switch S3, S5, or S6
Refer to FO-8. Check continuity of
receiver output on
switch function. Isolate contact failure,
recorder No. 1
remove and replace switch.
Defective relay K1, K2, or K3
Refer to FO-8. Check continuity of relay
function. Isolate contact failure; remove
and replace relay.
Defective resistor R1
Refer to FO-8. Check 10 k ohm
resistance. If no resistance, remove and
replace R1.
6
Inability to record
Defective switch S4, S7, or S8
Refer to FO-8. Check continuity of
receiver output on
switch functions. Isolate control failure,
recorder No. 2
remove and replace switch.
Defective relay K4, K5, or K6
Refer to FO-8. Check continuity of relay
function. Isolate contact failure; remove
and replace relay.
Defective resistor R2
Refer to FO-8. Check 10 k ohm
resistance
If no resistance, remove and replace R2.
7
Inoperable REC
Defective switch S9
Refer to FO-8. Check continuity of
MON switch.
switch function. Isolate contact failure,
remove and replace switch.
Defective relay K3 or K6
Refer to FO-8. Check continuity of relay
function. Isolate contact failure; remove
and replace relay.
8
Inoperable MIKE
Defective switch S10
Refer to FO-8. Check continuity of
DUB switch.
switch function. Isolate contact failure,
remove and replace switch.
Defective relay K3 or K6
Refer to FO-8. Check continuity of relay
function. Isolate contact failure; remove
and replace relay.
Defective amplifier No. 4
Refer to FO-8. Interchange amplifier
No. 4 with amplifier No. 1, No. 2, No. 3,
or No. 5. Replace defective components
on amplifier No. 4.
Defective mike
Interchange mike from another position.
Replace defective mike.
9
ICOM blinkers fail to
Defective switch S7
Refer to FO-8. Check continuity of
operate.
switch function. Isolate contact failure,
remove and replace switch.
7-19
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