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AG-1340P
2.3.
ELECTRICAL ADJUSTMENT PROCEDURES
This
section
provides
required for electric circuits of VCR.
2.3.1.
TEST EQUIPMENT
To perform electrical adjustments following equipment is
required.
1. VHS Alignment Tape. (VFM8080HQFP)
2. Monitor
2.3.3.
CIRCUIT BOARD LAYOUT
complete
adjustment
procedures
2.3.2.
SERVO SECTION
PG SHIFTER ADJUSTMENT
PROCEDURES
1. To set Service Mode, press the FF and
EJECT keys simultaneously for more
than 3 seconds.
2. To set Service Mode 2, press the FF
and EJECT keys simultaneously three
times.
3. Press the EJECT key for more than
three seconds.
Digit of minite is put out light.
4. Indicate 1 in the digit of minute by
pressing the channel up/down keys.
(When the channel up key is pressed, 1
will be indicate in the digit of minute.)
5. Insert the Alignment Tape.
(VFM8080HQFP)
6. This adjustment is automatically started
after VCR goes PLAY mode.
(During the adjustment, the picture will
be appeared on the monitor.)
7. When this Adjustment is terminated, the following operation will be
activated.
∙ Adjustment completed: The tape will be ejected.
∙ Adjustment incompleted: "F2*" is indicated on the FIP.Check
the Servo/System Control circuit and Cylinder Unit.
8. To release Service Mode 2, press FF and EJECT keys
Simultaneously six times.
14
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