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78
Is there Sled
control signal output?
(IC201 pin 68,69)
Sled operating is abnormal.
Replace the IC301.
Replace the IC121.
Replace the IC201.
Is DRVMUTE2 signal ‘H’?
(IC301 pin 35)
•
Check the R316, R317.
Check the connection of IC121
pin 32.
Is there
Sled drive voltage output ?
(CN302 pin 1,2,3,4)
Replace the Sled Motor.
YES
NO
NO
YES
YES
•
Check the Connection CN302.
NO
Is there
Sled drive voltage input?
(IC301 pin 29,30)
YES
NO
Is there
Sled drive voltage output?
(IC301 pin37,38,39,40)
YES
NO
Содержание GSA-4166B
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