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JVC NIVIDO 3240GM Service Manual page 2

B/w portable television receiver

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SERVICING IN THE FIELD
CLEANING THE CABINET
Don't use any solution which contains benzine
or petroleum.
RASTER CENTERING
picture can be properly centered on the screen.
DEFLECTION YOKE ADJUSTMENT
yoke, pushing yoke snug up against bell of picture tube.
VERTICAL HEIGHT AND VERTICAL LINEALITY ADJUSTMENTS
B VOLTAGE (12V) ADJUSTMENT
Be sure to maintain
at 220V, 50Hz power
supply.
Then adjust the 12V control (R510) at D. C. 12 volts on B line.
AGC ADJUSTMENT
control counter-clockwise just sufficiently to remove
the bend.
DISASSEMBLY INSTRUCTIONS
REAR COVER REMOVAL
1.
Remove
2 screws
on rear
cover
(Fig. 1) and
5 screws
fastening the edge of rear cover
(Fig. 2).
2.
Pulling a rear cover a little, disconnect two transmitting
leads connected
to antenna terminals and speaker
leads
in rear cover,
Fig;
2
3240GM, 3240SW, 32405C
_
=
2
ort

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