Read Panasonic CF-28 Service Manual online
4. Diagnosis Procedure
4.1. Basic Procedure
Power On Self Test
OCCURRENCE OF
TROUBLE
TROUBLE
Automatic diagnosis takes
place when the power switch
is set to ON.
place when the power switch
is set to ON.
Power sw is set to ON.
POST NORMAL
FINISH
FINISH
POST ERROR
OCCURRENCE
OCCURRENCE
DEFECTIVE PARTS
SORTING
SORTING
SELF-DIAGNOSIS TEST (IF REQUIRED)
Conduct a self diagnosis test when
it is necessary for conduct
trouble diagnosis.
Conduct a self diagnosis test when
it is necessary for conduct
trouble diagnosis.
TROUBLESHOOTING
Defective parts are sorted by
referring to symptoms.
Defective parts are sorted by
referring to symptoms.
SELF-DIAGNOSIS TEST
After repair, conduct a self-
diagnosis test and make sure that the
repaired set operates properly.
After repair, conduct a self-
diagnosis test and make sure that the
repaired set operates properly.
DISASSEMBLY PROCEDURE
Replace defective parts.
Replace defective parts.
REPAIR WORK
INSPECTION
TEST FAILED
TEST OK
END OF
REPAIR WORK
REPAIR WORK
4 - 1
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