JVC KD-AV7005 Service Manual page 46

4.2.7 Monitor adjustment (For J version)
1. Switch on the main unit and insert a test disc (VT-501 or VT-502).
Play a 3TR(100% color bar) of the test disc and pause it.
2. In a state of procedure 1, set the main unit in a service mode. (See "5.1.3 Service mode setting procedure".)
3. Color bar is displayed to the monitor by pushing [MODE] button after having done select of [MONITOR] of the
service menu with the [NEXT ] or [PREVIOUS
the main unit.
[NEXT ] button
or
[PREVIOUS ] button
4. Select [CHROMA] and press the [MODE] button.
An address value and data value are displayed on the mini-LCD. (0
Press the center of the monitor to turn off the GUI screen.
5. Change data of each address with the [VOL+]/[VOL -] button while observing the color bar (Data value flashes
on and off in change operation.) and press the [MODE] button in order to write in data. (Adjust the fixed value
in the value of a following table. Besides it, set it in reference value and make a fine adjustment while observing
the monitor.)
No. Address Chrominance data
1 0 INPUT MODE/SW
2 1 PICTURE
3 2 COLOR
4 3 PHASE
5 4 CONTRAST
6 5 BRIGHT
7 6 GAMMA 0
8 7 GAMMA 1
9 8 OUT LIMIT
10 9 RGB AMPLITUDE
11 A SUB-BRIGHT R
12 B SUB-BRIGHT B
13 C COM AMPLITUDE
14 D COM BLANK LEV
15 E DAC OUT
16 F TINT
Cancellation of a test mode
Push the [STANDBY] key on the main unit.
1-46 (No.MA101)
] buttons, and the following indication goes in mini-LCD of
CHROMA -------- Color adjustment
(EEPROM data read/write of a monitor microcomputer)
PORT -------- Port output setting (This mode not using it by service.)
INIT -------- Monitor microcomputer shipment initialization setting
(This mode not using it by service.)
CCFL -------- Backlight brightness setting (Fixed value B3)
Minimum value Maximum value
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
)
Fixed value
3F
FF
3F
FF
FF
FF A5
FF 3A
FF 08
1F 1F
FF 7C
FF
FF
FF
1F 11
FF
FF
Reference value
1C
2F
66
22
50
7F
60
D2
86
87