1-14 (No.YA080)
4.6
ADJUSTMENTS PROCEDURE
4.6.1 FOCUS ADJUSTMENT
4.6.2 SCREEN ADJUSTMENT
4.6.3 OSD ADJUSTMENT
Item
Measuring
instrument
Test point
Adjustment part
Description
FOCUS
adjustment
Signal
generator
Remote
control unit
FOCUS VR
[On the FBT]
(1) Receive a PAL crosshatch signal.
(2) Adjust
FOCUS VR
on the FBT as thin as possible.
FBT
FOCUS VR
SCREEN VR
Item
Measuring
instrument
Test point
Adjustment part
Description
SCREEN
adjustment
Remote
control unit
SCREEN VR
[On the FBT]
(1) Enter the SERVICE MODE.
(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
FOCUS VR
SCREEN VR
Item
Measuring
instrument
Test point
Adjustment part
Description
OSD
HORIZONTAL
POSITION
adjustment
Remote
control unit
OSD
(1) Enter the SERVICE MODE.
(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'
)
JVCAK30/37 B20
Screen size
Reference bar
SERVICE MENU SCREEN
OSD
IF1
IF2
IF3
IF4
AGC
VLIN
RGBH
VSOF
VPOF
: 1 1 AVL
X
X'
