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1.3 Setting Procedure and Details of Diagnosis
1.3.1 Occasional Defect Self-Diagnostic Function (A Mode)
(1)
Setting Procedure
1) | Connect (attach) a power supply (battery).
2)
Set the CAM/OFF/VIDEO switch to"VIDEO".
3)
Press the DATE button. [Within half a second]
4)
Press the DATE and REW buttons simultaneously and hoid them for 3-5 seconds.
E6. D <Vx.xx>
200x/xx/xx
UNL
HEC
0123456789ABCDEF
Hix xxx xKKKKKKK
KKK
LE XM MMR KKKKKMHK
KKM
000
xxx/xxx
Axxxx
(2)
Results of Diagnosis
< Results of self-diagnosis >
* The shaded items flash if they are defective.
* See Table 1-2 for the results of diagnosis.
Cautions:
* Do not press any buttons other than those
specified during self-diagnosis; otherwise, it
may cause a malfunction.
* Only the shaded items are tested in the A mode.
¢ Other items are ignored.
[To release]
* Set the CAM/OFF/VIDEO switch to "OFF".
* Press the DATE and REW buttons simultaneously.
Table 1-2 summarizes the results of diagnosis and the circuits/parts deemed to be defective in the A mode.
Table 1-2 Details of A Mode Self+Diagnosis
Capstan
The CAPST. FG pulse is defective.
Display | Results of diagnosis
Parts/circuits deemed to be defective
Trouble
RSS
The pulse from the supply reel sensor is
Supply reel disk
sensors
defective.
Trouble sensor (reel sensor)
meee
7
_
| C0901
RST
The pulse from the take-up reel sensor is
Take-up reel disk
defective.
Trouble sensor (reel sensor)
|
s
ee
7
__
_{
100901
ESS
The pulse from the supply end sensor is
Trouble sensors (end sensor/end LED)
defective.
Q0905
ICO901
[
|
7
7
DC-DC converter circuit (B+ line)
EST
The pulse from the take-up end sensor is
Trouble sensors (end sensor/end LED)
defective.
Q0905
IC0901
DC-DC converter circuit
(B+ line)
Cylinder
$30
The SW30/25 (CYL. FG) pulse is defective.
Cylinder
1C0631
IC0901
DC-DC converter circuit
Capstan motor
IC0651
1C0901
DC-DC converter circuit
E7-3
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