Basic Operation In Service Menu; Service Menu Items; Selection Of Sub Menu Screen; Method Of Setting - JVC AV-21VT15 Service Manual

4.6

BASIC OPERATION IN SERVICE MENU

Operate the SERVICE MENU with the remote control unit.

4.6.1 SERVICE MENU ITEMS

With the SERVICE MENU, various settings (adjustments) can be made, and they are broadly classified in the following items of settings:
1. IF For entering/adjusting the setting values (adjustment values) of the IF circuit.
2. V/C For entering/adjusting the setting values (adjustment values) of the VIDEO circuit.
3. AUDIO For entering/adjusting the setting values (adjustment values) of the AUDIO circuit.
4. DEF For entering/adjusting the setting values (adjustment values) of the DEFLECTION circuit.
5. VSM W/B For setting the values of STANDARD, SOFT, BRIGHT and COOL, NORMAL, WARM.
6. STATUS This is not used for service.
7. PLUG & PLAY (ON) This is not used for service.
4.6.2 BASIC OPERATION IN SERVICE MENU
1. HOW TO ENTER SERVICE MENU
Press the [DISPLAY] key and the [PICTURE MODE] key on the remote control unit simultaneously.
The SERVICE MENU screen will be displayed. (See Fig. 1 on the next page.)

2. SELECTION OF SUB MENU SCREEN

Press one of the keys 1 to 6 on the remote control unit, and select the SUB MENU SCREEN from the SERVICE MENU. (See Fig.1 on the next page.)
SERVICE MENU SUB MENU
1. IF
2. V/C
3. AUDIO
4. DEF

3. METHOD OF SETTING

NOTES:
• Once the setting values are set, they are memorized automatically.
• It must not be adjusted without inputting a signal.
(1) 1. IF
[1.VCO ] : Under normal conditions, no adjustment is required.
(a) [1] key
(b) [1] key
(c) [DISPLAY] key
[2.DELAY POINT ]
(a) [1] key
(b) [2] key
(c) MENU [ ] / [ ] key
(d) [DISPLAY] key
(2) 2. V/C, 3. AUDIO and 4. DEF
(a) [2] ~[4] keys
(b) MENU [ ] / [ ] key
(c) MENU [ ] / [ ] key
(d) [DISPLAY] key
(3) 5. VSM W/B
(a) [5] keys
(b) MENU [OK] key
(c) MENU [ ] / [ ] key
(d) MENU [ ] / [ ] key
(e) [DISPLAY] key
(4) 6. STATUS
This is for display only.
(5) 7. PLUG & PLAY (ON)
This is not used for service.
4. Release of SERVICE MENU
After completing the setting, return to the SERVICE MENU by pressing the [DISPLAY] key, then again press the [DISPLAY] key to
return to the normal screen.
5. VSM W/B
6. STATUS
7. PLUG & PLAY (ON)
Select 1. IF.
Select 1. VCO.
When this is pressed twice, you will return to the SERVICE MENU.
Select 1. IF.
Select 2. DELAY POINT.
Adjust the setting value.
When this is pressed twice, you will return to the SERVICE MENU.
Select one from 2. V/C, 3. AUDIO and 4. DEF
Select setting items.
Adjust the setting values of the setting items.
Use the number keys on the remote control unit for setting the WHITE BALANCE.
For the setting, refer to each item concerned.
When this is pressed, you will return to the SERVICE MENU.
Select 5. VSM W/B.
Select preset items.
Adjust setting items.
Adjust the setting values of the setting items.
When this is pressed, you will return to the SERVICE MENU.
(No.YA254)1-15