Service Position - Hitachi DZ-MV580A Service Manual

Troubleshooting > Trouble Diagnosis
Service
Symptom
position
No power (A)
Date/time is (B)
incorrect
Auto-focus does -----
not operate.
No zoom works -----
even if zoom lever
is operated.
(A)
Table 4-7-1 Trouble Diagnosis Table
Check points
F0501 [MAN-B] Is fuse blown?
F0502 [MAN-B]
F0503 [MAN-B]
F0504 [MAN-B]
TL0504 [MAN-B] Is the voltage approx. 3.2 V
DC (REG ON) when the
power switch is set to
"VIDEO" or "PHOTO" from
"POWER OFF"?
IC1503- 53 to 56 Can approx. 3 V DC (SYS3V)
[MAN-B] (Do not be confirmed?
solder lead wire)
TL0510 [MAN-A] Can approx. 1.5 V DC
(C1.6V) be confirmed?
TL0511 [MAN-B] Can approx. 3.2 V DC
(CAM3V) be confirmed?
TL0512 [MAN-A] Can approx. 4.8 V DC
(CAM5V) be confirmed?
TL0513 [MAN-A] Can approx. 3 V DC (D3V)
be confirmed?
TL0515 [MAN-A] Can approx. 5 V DC (D5V)
be confirmed?
TL0517 [MAN-A] Can approx. 2.5 V DC
(D2.5V) be confirmed?
TL0518 [MAN-B] Can approx. 15 V DC (C15V)
be confirmed?
TL7041 [AEL-B] 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.
TL1543 [MAN-B] Can change in voltage be
confirmed when lever is
operated (T/W)?
4 - 31
Troubleshooting due to
Detail of check
Yes: Replace MAN-H/
No:
Yes: Replace MAN-H/
No:
Yes: Replace lens unit.
No:
Yes: Replace lens unit.
Yes: Replace MAN-H/
No:
check results
MAN circuit board.
Replace MAN-H/
MAN circuit board.
MAN circuit board.
Replace BA1801.
Replace MAN-H/
MAN circuit board.
MAN circuit board.
Replace rear cover.