JVC AV-29VT15/R Service Manual page 29

Measuring
Item
instrument
SIDE PIN Signal
adjustment generator
Remote
control unit
TRAPEZIUM Signal
adjustment generator
Remote
control unit
CORNER PIN Signal
adjustment generator
Remote
control unit
Test point Adjustment part
[4. DEF]
7. EW-PIN
Straight
[4. DEF]
6. TRAPEZ
Parallel
[4. DEF]
8. COR-UP
9. COR-LO
Straigt
Description
- PAL SIDE PIN -
(1) Receive a PAL crosshatch signal.
(2) Select 7. EW-PIN.
(3) Set the initial setting value of 7. EW-PIN.
(4) Adjust 7. EW-PIN so that the first vertical lines at the
left and right edges on the screen are straight.
- NTSC SIDE PIN -
(1) Receive a NTSC crosshatch signal.
(2) Make similar adjustment of NTSC SIDE PIN in the
same way as for "PAL SIDE PIN".
- PAL TRAPEZIUM PIN -
(1) Receive a PAL crosshatch signal.
(2) Select 6. TRAPEZ.
(3) Set the initial setting value of 6. TRAPEZ.
(4) Adjust 6. TRAPEZ so that the vertical lines at the left
and right edges on the screen are in parallel.
- NTSC TRAPEZIUM PIN -
(1) Receive a NTSC crosshatch signal.
(2) Make similar adjustment of NTSC TRAPEZIUM in
the same way as for "PAL TRAPEZIUM".
- PAL CORNER PIN -
(1) Receive a PAL crosshatch signal.
(2) Select 8. COR-UP.
(3) Set the initial setting value of 8. COR-UP.
(4) Select 9. COR-LO.
(5) Set the initial setting value of 9. COR-LO.
(6) Adjust 8. COR-UP and 9. COR-LO so that the
vertical lines at the four corners on the screen are
straight.
- NTSC CORNER PIN -
(1) Receive a NTSC crosshatch signal.
(2) Make similar adjustment of NTSC CORNER in the
same way as for "PAL CORNER".
(3) Press the [DISPLAY] key twice to return to the
normal screen.
(No.YA256)1-29