JVC AV-2100QE Service Manual page 23

Measuring
Item
instrument
SIDE PIN Signal
generator
Remote
control unit
TRAPEZIUM Signal
generator
Remote
control unit
CORNER PIN Signal
generator
Remote
control unit
Test point Adjustment part
[4. DEF]
11. EW-PIN
Straight
[4.DEF]
12. TRAPEZ
Parallel
[4. DEF]
13. COR-UP
14. COR-LO
Straigt
Description
PAL SIDE PIN
(1) Receive a PAL crosshatch signal.
(2) Select 4. DEF from the SERVICE MODE.
(3) Select <11. EW-PIN>.
(4) Set the initial setting value of <11. EW-PIN>.
(5) Adjust <11. EW-PIN> so that the first vertical lines at
the left and right edges on the screen are straight.
(6) Press the [OK] key to memorize the set values.
NTSC SIDE PIN
(1) Receive a NTSC crosshatch signal.
(2) Follow the same step 2 to 6 as in PAL SIDE PIN.
PAL TRAPEZIUM
(1) Receive a PAL crosshatch signal.
(2) Select 4. DEF from the SERVICE MODE.
(3) Select <12. TRAPEZ>.
(4) Set the initial setting value of 12. TRAPEZ.
(5) Adjust <12. TRAPEZ> so that the vertical lines at the
left and right edges on the screen are in parallel.
(6) Press the [OK] key to memorize the set values.
NTSC TRAPEZIUM
(1) Receive a NTSC crosshatch signal.
(2) Follow the same step 2 to 6 as in PAL TRAPEZIUM.
PAL CORNER PIN
(1) Receive a PAL crosshatch signal.
(2) Select 4. DEF from the SERVICE MODE.
(3) Select <13. COR-UP>.
(4) Set the initial setting value of <13. COR-UP>.
(5) Select <14. COR-LO>.
(6) Set the initial setting value of <14. COR-LO>.
(7) Adjust <13. COR-UP> and <14. COR-LO> so that
the vertical lines at the four corners on the screen
are straight.
(8) Press the [OK] key to memorize the set values.
NTSC CORNER PIN
(1) Receive a NTSC crosshatch signal.
(2) Follow the same step 2 to 8 as in PAL CORNER.
(No.YA552)1-23