Hitachi DZ-MV350A Service Manual page 63

Symptom
Conspicuous block noise
during movie recording
Camera image is
abnormal
No video from video
output jack
No sound from speaker
No audio from audio
output jack
Microphone sound cannot
be recorded
Sound from external
microphone cannot be
recorded
Table 4-7-1 Trouble Diagnosis Tableb (3/3)
Service
Check points
position
----- -----
(B) TL2084 [MAN-A]
TL2085 [MAN-A]
TL2086 [MAN-A]
TL2089 [MAN-A]
TL2090 [MAN-A]
TL2091 [MAN-A]
TL2095 [MAN-A]
(B) TL2082 [MAN-A]
----- -----
(B) TL6010 [MAN-A]
(C) TL1535 [MAN-B]
TL1536 [MAN-B]
(B) TL6006 [MAN-B]
TL6009 [MAN-B]
----- PG1802 (Do not
solder lead wire.)
(B) IC6101-1, 7, 8, 14
[AEL-A] (Do not
solder lead wire.)
(B) TL6101 [AEL-B]
TL6102 [AEL-B]
----- Microphone jack
(JK6001)
(B) IC6201-3,4
[AEL-A] (Do not
solder lead wire.)
4 - 34
Troubleshooting due to
Detail of check
----- Replace MAN circuit
board.
Check CCD sensor NG: Replace MAN circuit
drive pulses
Check CCD output NG: Replace lens unit.
signal OK: Replace MAN circuit
Image appears in No: Replace MAN circuit
LCD or EVF.
Video signal NG: IC6103 or its
OK: Check JK6002. Or
Audio signal NG: IC6103 or its
OK: Replace speaker.
Audio signal NG: IC6103 or its
OK: Check JK6002. Or
Check connections NG: Connector
Audio signal NG: Check IC6101 its
NG: Check IC6102 and
OK: Check IC6201 its
Connection of NG: External microphone
external microphone
Audio signal NG: Replace MAN circuit
OK: Check IC6102 its
check results
board.
board.
board.
peripheral circuits
faulty.
replace MAN circuit
board.
peripheral circuits
faulty.
peripheral circuits
faulty.
replace MAN circuit
board.
connections faulty.
peripheral circuits.
Or replace
microphone.
peripheral circuits.
peripheral circuits.
connection faulty.
board.
peripheral circuits.