JVC AV-27530/SC Service Manual page 14

4.6.1 TOOL OF SERVICE MODE OPERATION
Operate the SERVICE MODE with the REMOTE CONTROL UNIT.
4.6.2 SERVICE MODE ITEMS
In general, basic setting (adjustments) items or verifications are performed in the SERVICE MODE.
1. V/C (S)
2. DEF (D)
3. SOUND (A)
4. OTHERS (F)
7. LOW LIGHT
8. HIGH LIGHT
9. VCO
11. I2C BUS
4.6.3 HOW TO ENTER THE SERVICE MODE
(1) Set to 0 minutes using the [SLEEP TIMER] key.
(2) Press the [VIDEO STATUS] key and [DISPLAY] key
simultaneously while "0 MIN" is displayed, then enter the
SERVICE MODE.
4.6.4 HOW TO STORE OF SETTING VALUE
The setting value will be stored automatically when release the
REMOTE CONTROL UNIT keys
4.6.5 HOW TO EXIT THE SERVICE MODE
Press the [EXIT] key to exit the SERVICE MODE.
1-14 (No.YA050B)
This sets the setting values of the VIDEO circuit.
This sets the setting values of the DEFLECTION circuit.
This sets the setting values of the AUDIO circuit.
This sets the setting values of the factory settings. [Do not adjust]
This sets the setting values of the WHITE BALANCE (LOW LIGHT) control circuit.
This sets the setting values of the WHITE BALANCE (HIGH LIGHT) control circuit.
This sets the setting values of the VCO control circuit.
This sets the setting values of the I
2
C BUS control circuit. [Do not adjust]
SERVICE MODE SELECT KEY
VIDEO STATUS
DISPLAY
VOL-
MENU
VIDEO
STATUS POWER
POWER
1 2 3
NUMBER
4 5 6
8 9
7
100 RETURN
0
SLEEP TIMER
DISPLAY GAME SLEEP INPUT
CH+
MUTING C.C.
CH
VOL+
VOL VOL
MENU EXIT
CH
EXIT
CH-
CHANNEL POWER TV VCR
REW PLAY FF
REC STOP PAUSE
VCR CONTROL
RM-C203