JVC AV-27D201 Service Manual page 22

AV-27D201
AV-32D201
ADJUSTMENT OF DEFLECTION CIRCUIT
Measuring
Item
instrument
V. CENTER Signal
V. SIZE
generator
adjustment
Remote
control unit
Screen size
Screen
size
(92%)
Picture size (100%)
H. POSITION Signal
H. SIZE
generator
SIDE PIN
adjustment
Remote
control unit
AV-27D201
AV-32D201 / A
22
Test point Adjustment part
No.41 V SIZE
V. CENTER SW
[MAIN PWB]
(A%)
Picture
size
(100%)
Screen center marker
No.44 H POSITION
No.45 H SIZE
No.46 SIDE PIN
A%
90%
92%
No. 51686
Description
1. Input the cross-hatch signal.
2. Adjust the V.CENTER SW so that the horizontal line of the
vertical center on the cross-hatch screen is agreement with the
screen center marker. The screen center marker is positioned
at both side of the vertical edge of vertical center.
3. Adjust the vertical screen size of the screen top to
the No.41 V.SIZE of the PICTURE SERVICE ( Bottom of
screen is to be located within the 85%  95% range ).
1. Input the cross-hatch signal.
2. Adjust H. POSITION of left-right center with No.44 H POSI.
3. With No.45 H SIZE, adjust the screen horizontal size to
as shown in the table bellow and figure above.
4. Adjust the vertical line to straight with No.46 SIDE PIN.
92%
with
A%