JVC TM-H150CG/E

(No.YA068)1-37
UNDERSCAN
H. POSITION /
H. SIZE
Signal
generator
[DEFLECTION
BLOCK]
DD1 : H. CENTER
DD2 : H. SIZE
(1) Input the PAL circle pattern signal.
(2) Select the aspect ratio to the 4:3 mode.
(3) Select the underscan mode to ON.
(4) Adjust the < DD1 >(H. CENTER) to the left and right
blanking width become equal.
(5) Adjust the < DD2 >(H. SIZE) to the left and right
blanking widths become the value given below.
4:3
UNDERSCAN
SIDE
PINCUSHION
Signal
generator
[DEFLECTION
BLOCK]
DD7 :
SIDEPIN PARABOLA
DD8 :
SIDEPIN CORNER
(1) Input the PAL crosshatch signal.
(2) Select the aspect not to the 4:3 mode.
(3) Select the underscan mode to ON.
(4) Confirm the side pincushion of the four corners in the
screen.
(5) If not optimum, adjust < DD7 >(SIDEPIN
PARABOLA) and < DD8 >(SIDEPIN CORNER) to
become correctly.
(6) If the warps are happened by adjust the side
pincushion, readjust the above-mentioned < DD1 >
and < DD2 >.
16:9
UNDERSCAN
SIDE
PINCUSHION
Signal
generator
[DEFLECTION
BLOCK]
DD7 :
SIDEPIN PARABOLA
DD8 :
SIDEPIN CORNER
(1) Input the PAL crosshatch signal.
(2) Select the aspect ratio to the 16:9 mode.
(3) Select the underscan mode to ON.
(4) Confirm the side pincushion of the four corners in the
screen.
(5) If not optimum, adjust < DF7 >(SIDEPIN
PARABOLA) and < DF8 >(SIDEPIN CORNER) to
become correctly.
(6) If the warps are happened by adjust the side
pincushion, readjust the above-mentioned < DD1 >
and < DD2 >.
Item
Measuring
instrument
Test points Adjustment part Adjustment procedure
Horizontal
Blanking Width
(one side of screen)
6mm 9mm
6mm 9mm6mm 9mm
Picture size
Effective
screen siz
e
(rr
~-.
I
+-
I
-
I
~
U)
..
I+
..
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