Symptom
No power
Date/time is
incorrect
Auto-focus does
not operate.
No zoom works
even if zoom lever
is operated.
Service
position
-----
-----
Check points
F0501
[MAN-B]
F0502
[MAN-B]
F0503
[MAN-B]
F0504
[MAN-B]
TL0504 [MAN-B]
IC1503- 53 to 56
[MAN-B] (Do not
solder lead wire)
TL0510 [MAN-A]
TL0511 [MAN-B]
TL0512 [MAN-A]
TL0513 [MAN-A]
TL0515 [MAN-A]
TL0517 [MAN-A]
TL0518 [MAN-B]
TL7041 [AEL-B]
-----
-----
TL1543 [MAN-B]
Detail of check
Is fuse blown?
Is the voltage approx. 3.2 V
DC (REG ON) when the
power switch is set to
"VIDEO" or "PHOTO" from
"POWER OFF"?
Can approx. 3 V DC (SYS3V)
be confirmed?
Can approx. 1.5 V DC
(C1.6V) be confirmed?
Can approx. 3.2 V DC
(CAM3V) be confirmed?
Can approx. 4.8 V DC
(CAM5V) be confirmed?
Can approx. 3 V DC (D3V)
be confirmed?
Can approx. 5 V DC (D5V)
be confirmed?
Can approx. 2.5 V DC
(D2.5V) be confirmed?
Can approx. 15 V DC (C15V)
be confirmed?
Can approx. 3 V DC (B/U3V)
be confirmed?
Even if manual focus is set
and +/- buttons are operated,
focus is not correct, and
when power is turned on
again, abnormal sound is
heard from the lens and it
takes more than 20 seconds
before an image appears.
No zoom is operated by the
remote control, and when
power is turned on again,
abnormal sound is heard
from the lens and it takes
more than 20 seconds before
an image appears.
Can change in voltage be
confirmed when lever is
operated (T/W)?
Troubleshooting due to
check results
Yes: Replace MAN-H/
MAN circuit board.
No:
Replace MAN-H/
MAN circuit board.
Yes: Replace MAN-H/
MAN circuit board.
No:
Replace BA1801.
Yes: Replace lens unit.
No:
Replace MAN-H/
MAN circuit board.
Yes: Replace lens unit.
Yes: Replace MAN-H/
MAN circuit board.
No:
Replace rear cover.
Table 4-7-1 Trouble Diagnosis Table
51
VDR-M70EG / VDR-M70EB / VDR-M70GC / VDR-M50EG / VDR-M50EB / VDR-M50GC
Содержание VDR-M50EB
Страница 124: ...124 VDR M70EG VDR M70EB VDR M70GC VDR M50EG VDR M50EB VDR M50GC Downloaded From CamcorderManual com Panasonic Manuals ...
Страница 154: ...VDR M70EG VDR M70EB VDR M70GC VDR M50EG VDR M50EB VDR M50GC 154 Downloaded From CamcorderManual com Panasonic Manuals ...
Страница 156: ...156 VDR M70EG VDR M70EB VDR M70GC VDR M50EG VDR M50EB VDR M50GC Downloaded From CamcorderManual com Panasonic Manuals ...