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Symptom
Service
position
Check points Detail of check
Troubleshooting due to
check results
DISC EJECT
button does not
operate
REC button does
not operate
Left button/
joystick does not
operate
QUICK MODE
switch does not
operate
No image on LCD
monitor
No image in
viewfinder (EVF)
Block noise
appears during
video recording
Camera recorded
image is abnormal
No image from AV
input/output
terminal
(A)
(B)
(C)
(C)
-----
(D)
(C)
Close LCD
monitor
-----
(B)
(B)
-----
(B)
TL1547 [MAN-B]
TL0522 [MAN-A]
TL7030 [AEL-B]
TL7028 [AEL-B]
-----
TL3418 [LCD]
TL3715 [AEL-B]
-----
TL2084 [MAN-A]
TL2085 [MAN-A]
TL2086 [MAN-A]
TL2089 [MAN-A]
TL2090 [MAN-A]
TL2091 [MAN-A]
TL2095 [MAN-A]
TL2082 [MAN-A]
-----
TL6010 [MAN-B]
Can change in voltage be
confirmed when button is
operated (EJECT SW)?
Can change in voltage be
confirmed when button
(REC) is pressed?
Can change in voltage be
confirmed when button/
joystick (KEY1) is moved?}
Can change in voltage be
confirmed when switch
(KEY2) is moved?
Does backlight turn on?
Can approx. 5 V DC (INV5V)
be confirmed?
Can video signal (EVF-G) be
confirmed?
----------
Can sensor drive pulses (V1-
4, H1, H2, RG) be confirmed?
Can video signal (CCD-OUT)
be confirmed?
Does image appear on LCD
monitor or in EVF?
Can video signal (VIDEO) be
confirmed?
Yes: Replace MAN-H/
MAN circuit board.
No: Replace rear cover.
Yes: Replace MAN-H/
MAN circuit board.
No: Side case-L or parts
on the SWL2 circuit
board faulty.
Yes: Replace MAN-H/
MAN circuit board.
No: Replace SW8017 on
SWL3 circuit board.
Yes: Replace LCD unit.
Yes: Q3451 or Q3452
and its peripheral
circuits are faulty.
No: Replace MAN-H/
MAN circuit board.
Yes: Replace EVF unit.
No: Replace IC3701.
Replace MAN-H/MAN
circuit board.
No: Replace MAN-H/
MAN circuit board.
Yes: Replace MAN-H/
MAN circuit board.
No: With DZ-MV580E,
replace IC1001.
With DZ-MV550E,
replace lens unit.
No: Replace MAN-H/
MAN circuit board.
Yes: Replace MAN-H/
MAN circuit board.
No: IC6103 and its
peripheral circuits
are faulty.
Troubleshooting > Trouble Diagnosis