JVC AV-21L11 Service Manual page 20

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AV-21L11
AV-21L31
AV-25L31
Measuring
Item
instrument
Signal
Adjustment
of WHITE
generator
BALANCE
Remote
(High light)
control
unit
REMOTE CONTROL UNIT
1
4
R. DRIVE ( 8 )
7
R. DRIVE ( 9 )
Remote
Adjustment
of
control unit
SUB BRIGHT
Remote
Adjustment
control unit
of
SUB PICTURE
20
Test point
Adjustment part
2. DRIVE (R)
DRIVE (G)
DRIVE (B)
V/C
NTSC3.58
1. DRIVE
(R)
**
(G)
**
(B)
**
60 Hz
MENU 89: SELECT
MENU - / + : OPERATE
DISPLAY : EXIT
2
3
G. DRIVE ( 8 )
5
6
B. DRIVE ( 8 )
8
9
B. DRIVE ( 9 )
G.DRIVE ( 9 )
3. BRIGHT
4. PICTURE
No. 51904
Description
Notes:
• Proceed to the following this adjustment after having completed the
adjustment of LOW LIGHT WHITE BALANCE.
• Set PICTURE MODE (VSM) to "BRIGHT".
1. Receive a NTSC black and white signal (color off).
2. Select 2. VC from the SERVICE MENU.
3. Select 2. DRIVE (R), (G) and (B) with MENU &/^ key, and set
each value to initial setting value with the 4 to 9 keys on the remote
control unit.
4. Use the keys 4 to 9 to produce a white screen.
5. Press the DISPLAY key twice to return to the normal screen.
Setting (Adjustment)
Item
R
–30 — +31
2. DRIVE
G
–30 — +31
B
–30 — +31
Notes:
• Proceed to the following this adjustment after having completed the
adjustments of LOW LIGHT WHITE BALANCE and HIGH LIGHT
WHITE BALANCE.
• Set PICTURE MODE (VSM) to "BRIGHT".
1. Receive a broadcast.
2. Select 2. VC from the SERVICE MENU.
3. Select 3. BRIGHT with the MENU &/^ key.
4. Set the initial setting value with the MENU –/+ key.
5. If the brightness is not best with the initial setting value, make fine
adjustment until you get the best brightness.
6. Press the DISPLAY key twice to return to the normal screen.
Notes:
• Proceed to the following this adjustment after having completed the
adjustment of SUB BRIGHT.
• Set PICTURE MODE (VSM) to "BRIGHT".
1. Receive a broadcast.
2. Select 2. VC from the SERVICE MENU.
3. Select 4. PICTURE with the MENU &/^ key.
4. Set the initial setting value with the MENU –/+ key.
5. If the contrast is not best with the initial setting value, make fine
adjustment until you get the best contrast.
6. Press the DISPLAY key twice to return to the normal screen.
Variable
Initial setting
range
value
0
0
0

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