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JVC AV-21KT1BEF Service Manual page 15

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4.6
ADJUSTMENT PROCEDURE
4.6.1 FOCUS / SCREEN ADJUSTMENT
Measuring
Item
instrument
FOCUS
Signal
adjustment
generator
Remote
control unit
SCREEN
Remote
adjustment
control unit
4.6.2 OSD ADJUSTMENT
Measuring
Item
instrument
HORIZONTAL
Remote
POSITION OF
control unit
OSD
adjustment
SERVICE MENU SCREEN
JVCAK30/37 B20
OSD
IF1
IF2
IF3
IF4
AGC
VLIN
RGBH
VSOF
VPOF
: 1 1
AVL
X
Screen size
Test point
Adjustment part
FOCUS VR
[On the FBT]
SCREEN VR
[On the FBT]
Test point
Adjustment part
OSD
Reference bar
X'
Description
(1) Receive a PAL cross-hatch signal.
(2) Adjust FOCUS VR on the FBT as thin as possible.
FBT
(1) Enter the SERVICE MENU.
(2) Press the [YELLOW] key to disable vertical scan.
(3) Adjust SCREEN VR. on the FBT as thin as possible.
(4) Press [YELLOW] key again to enable vertical scan.
(5) Press [STANDARD] key to leave service menu.
FBT
Description
(1) Enter the SERVICE MENU.
(2) Select OSD with the [ / ] key.
(3) Adjust the OSD horizontal position with the [ / ]
key, which shifts the reference bar on the bottom of
the SERVICE MENU horizontally, so that the OSD is
positioned on the screen center. (X=X')
FOCUS VR
SCREEN VR
FOCUS VR
SCREEN VR
(No.52134)1-15

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