JVC LT-26C31BJE Service Manual page 23

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 /
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
4.5.5.1 [1. IF] (VCO adjustment, ATT setting)
[Do not adjust]
4.5.5.2 [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.
4.5.5.3 [3. AUDIO] (SOUND setting)
[Do not adjust]
4.5.5.4 [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.
4.5.5.5 [5. VSM PRESET] (PICTURE preset setting)
[Refer to page VSM PRESET SETTING.]
4.5.5.6 [6. STATUS]
(The version of software, the aspect, and the state
of debugging are displayed. )
[Setting for this item is not required in servicing]
4.5.5.7 [7. VNR] (Noise reduction setting)
[Do not adjust]
Sets output data to the digital noise reduction circuit.
4.5.5.8 [8. IP] (DIST setting)
[Do not adjust]
Sets output data to the DIST circuit.
/
4.5.5.9 [9. SHIPPING (OFF)]
[Setting for this item is not required in servicing]
4.5.5.10 [10. BUE FREE]
[Setting for this item is not required in servicing]
DDT01 ... CMT01 ...
DDT01 CMT01
(No.YA014)1-23