JVC AV-29ST16, Service Manual, Page: 24 / 80

1-24 (No.YA469)
„ COMPRESS : ON (16:9)
Item
Measuring
instrument
Test point Adjustment part Description
V. SIZE Signal
generator
Remote
control unit
[4.DEF]
14. V. ZOOM
3. V-SIZE PAL V. SIZE
(1) Receive a circle pattern signal of vertical frequency
50Hz (PAL).
(2) Set the COMPRESS(16 : 9) to ON.
(3) Select
4. DEF from the SERVICE MODE.
(4) Set the initial setting value of <14. V. ZOOM> .
(5) Select <3. V-SIZE> .
(6) Set the initial setting value of <3. V-SIZE> .
(7) Adjust <3. V-SIZE> to set the vertical amplitude of
the image to the value shown in the left hand side
list.
(8) Press the [OK] key to memorize the set values.
NTSC V. SIZE
(1) Receive a crosshatch signal of vertical frequency
60Hz (NTSC).
(2) Follow the same step 2 to 8 as in PAL V. SIZE.
V. SLOPE Signal
generator
Remote
control unit
[4.DEF]
2. V-SLOPE PAL V. SLOPE
(1) Receive a circle pattern signal of vertical frequency
50Hz (PAL).
(2) Set the COMPRESS(16 : 9) to ON.
(3) Select
4. DEF from the SERVICE MODE.
(4) Select <2. V-SLOPE> .
(5) Set the initial setting value of <2. V-SLOPE> .
(6) Adjust <2. V-SLOPE> to make " A = B ".
(7) Press the [OK] key to memorize the set values.
NTSC V. SLOPE
(1) Receive a circle pattern signal of vertical frequency
60Hz (NTSC).
(2) Follow the same step 2 to 7 as in PAL V-SLOPE.
SIDE PIN Signal
generator
Remote
control unit
[4. DEF]
7. EW-PIN 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.
Screen size
Vertical
amplitude
Vertical amplitude
Screen
size
305mm
B
A
Blanking line
Straight