JVC InteriArt LT-26C31BC Service Manual page 24

4.5 BASIC OPERATION OF THE SERVICE MENU MODE [USING REMOTE CONTROL UNIT]
4.5.1 TOOLS OF SERVICE MENU OPERATION
Operate the SERVICE MENU with the remote control unit.
4.5.2 HOW TO ENTER THE SERVICE MENU MODE
(1) Press the [INFORMATION] key and the [MUTING] key of
the REMOTE CONTROL UNIT simultaneously, and the
SERVICE MENU screen of Fig.4 will be displayed.
(2) When the Main Menu is displayed, press any key of the [1]
to [0] key to enter the corresponding menu mode.
*Press any of the [1] to [0] keys before the Service Menu
mode disappears.
(3) Select the service item using the [FUNCTION ( / )] key.
(4) Set the value using the [FUNCTION ( / )] key.
(5) Press the [OK] key to save the value.
SERVICE MENU SCREEN SERVICE MENU SCREEN
SERVICE MENU
1. IF
3. AUDIO
5. VSM PRESET
7. VNR
9. SHIPPING (OFF)
1-9 : SELECT
4.5.3 HOW TO EXIT THE SERVICE MENU MODE
Press the [INFORMATION] key to exit the Service Menu mode.
4.5.4 SERVICE CONTROL KEY LAYOUT ON THE REMOTE
CONTROL UNIT
MUTING
1~0
INFOMATION
ZOOM
FUNCTION /
1-24 (No.YA169)
2. V/C
4. DD/CM
6. STATUS
8. IP
0. BUS FREE
i : EXIT
Fig.4
OK
FUNCTION
Fig.5
4.5.5 SETTINGS OF THE SERVICE MENUS
1. IF (VCO adjustment, ATT setting)
[Do not adjust]
2. V/C (VIDEO setting)
[Do not change settings of items that are not included in
the "ADJUSTMENT PROCEDURE".]
Sets output data to the video circuit.
• [Function ( / )] key
For scrolling up/down the setting items.
• [Function ( / )] key
For scrolling up/down the setting values.
3. AUDIO (SOUND setting)
[Do not adjust]
4. DD/CM (Panel picture processing setting)
[Do not change settings of items that are not included in
the "ADJUSTMENT PROCEDURE".]
Sets output data to the deflection circuit.
• [Function ( / )] key
For scrolling up/down the setting items.
• [Zoom (red)] key
For switching to the next item.
• [Function ( / )] key
For scrolling up/down the setting values.
5. VSM PRESET (PICTURE preset setting)
[Refer to page VSM PRESET SETTING.]
6. STATUS
(The version of software, the aspect, and the state of debug-
ging are displayed. )
[Setting for this item is not required in servicing]
7. VNR (Noise reduction setting)
[Do not adjust]
Sets output data to the digital noise reduction circuit.
8. IP (DIST setting)
[Do not adjust]
Sets output data to the DIST circuit.
9. SHIPPING (OFF)
[Setting for this item is not required in servicing]
10. BUE FREE
[Setting for this item is not required in servicing]
/
DDT01 ... CMT01 ...
DDT01 CMT01