JVC AV-2586ME Service Manual page 26

Measuring
Item
instrument
SIDE PIN Signal
generator
Remote
control unit
TRAPEZIUM Signal
generator
Remote
control unit
CORNER PIN Signal
generator
Remote
control unit
1-26 (No.YA444)
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) Set the COMPRESS(16 : 9) to ON.
(3) Select 4. DEF from the SERVICE MODE.
(4) Select <7. EW-PIN>.
(5) Set the initial setting value of <7. EW-PIN>.
(6) Adjust <7. EW-PIN> so that the first vertical lines at
the left and right edges on the screen are straight.
(7) 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 7 as in PAL SIDE PIN.
PAL TRAPEZIUM PIN
(1) Receive a PAL crosshatch signal.
(2) Set the COMPRESS(16 : 9) to ON.
(3) Select 4. DEF from the SERVICE MODE.
(4) Select <6. TRAPEZ>.
(5) Set the initial setting value of <6. TRAPEZ>.
(6) Adjust <6. TRAPEZ> so that the vertical lines at the
left and right edges on the screen are in parallel.
(7) Press the [OK] key to memorize the set values.
NTSC TRAPEZIUM PIN
(1) Receive a NTSC crosshatch signal.
(2) Follow the same step 2 to 7 as in PAL TRAPEZIUM.
PAL CORNER PIN
(1) Receive a PAL crosshatch signal.
(2) Set the COMPRESS(16 : 9) to ON.
(3) Select 4. DEF from the SERVICE MODE.
(4) Select <8. COR-UP>.
(5) Set the initial setting value of <8. COR-UP>.
(6) Select <9. COR-LO>.
(7) Set the initial setting value of <9. COR-LO>.
(8) Adjust <8. COR-UP> and <9. COR-LO> so that the
vertical lines at the four corners on the screen are
straight.
(9) 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 9 as in PAL CORNER PIN.