Table of Contents
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❏ AUDIO PART
P-SENS PART
Does +4.2V appear at ZD901?
YES
Check the pattern of
IC301 pin
.
26
VKK PART
Does DC - 27V appear at
PN601 pin
.
10
NO
YES
Check the pattern of FRONT
PCB ASS'Y.
Check the waveform
NO
of D937 (+).
YES
Replace ZD901.
Check the DC -34V of C928(-).
YES
Check the DC -27V of
ZD 902(-).
YES
Check the DC -27V of
Q901 "E".
YES
Check the PATTERN.
- 2-7 -
NO
Replace the D937.
NO
Replace the D936.
NO
Replace the ZD902.
NO
Replace the Q901.
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