JVC AV-2586ME Service Manual page 14

4.6 BASIC OPERATION OF SERVICE MODE
4.6.1 TOOL OF SERVICE MODE OPERATION
Operate the SERVICE MODE with the REMOTE CONTROL UNIT.
4.6.2 SERVICE MODE ITEMS
With the SERVICE MODE, various adjustments can be made, and they are broadly classified in the following items of settings.
1.IF This mode adjusts the setting values of the IF circuit.
2. V/C This mode adjusts the setting values of the VIDEO circuit.
3.AUDIO This mode adjusts the setting values of the multiplicity AUDIO circuit. [Do not adjust]
4. DEF This mode adjusts the setting values of the DEFLECTION circuit for each aspect mode given below.
5.VSM PRESET This mode adjusts the initial setting values of BRIGHT, STANDARD and SOFT. (VSM : Video Status Memory)
6.STATUS It is no requirement to adjustment. [Do not adjust]
7.PLUG & PLAY (ON) This mode adjusts the setting values of the PIP circuit. [Do not adjust]
4.6.3 BASIC OPERATION IN SERVICE MODE
4.6.3.1 HOW TO ENTER THE SERVICE MODE
(1) Press the [DISPLAY] key and the [PICTURE MODE] key
simultaneously, then enter the SERVICE MODE.
(2) When the main menu is displayed, press any key of the [7]
to [9] key to enter the corresponding sub menu mode.
SERVICE MENU
SERVICE MENU
1. IF
3. AUDIO
5. VSM W/B
7. PLUG & PLAY (ON)
1-7 : SELECT
******* **** ***** *****
**** **** *** ***
SERVICE MODE SELECT KEY
DISPLAY key
MENU key
OK key
PICTURE MODE
key
NOTE:
This illustration is applicable for RM-C1286.
The key assignment of this remote control unit
is, however, usable for the other type of
remote control units.
1-14 (No.YA444)
2. V/C
4. DEF
6. S TATUS
DISPLAY : EXIT
Fig.1
MENU key
EXIT
MENU key
MENU key
Fig.2
4.6.3.2 SETTING METHOD
1.IF
[1. VCO] : It must not adjust without signal
(1) [1] key
Select 1.IF.
(2) [1] key
Select 1.VCO(CW).
Check the arrow position between the ABOVE REF. and
BELOW REF.
(3) [DISPLAY] key
Return to the SERVICE MODE main manu screen.
2. V/C, 4. DEF
(1) [2], [4] key
Select one from 2. V/C, 4. DEF.
(2) [MENU / ] key
Select setting items.
(3) [MENU / ] key
Set the setting values of the setting items.
5.VSM W/B
(1) [5] key
Select 5.VSM W/B.
(2) [OK] key
Select setting items.
(3) [MENU / ] key
Set the setting values of the setting items.
4.6.3.3 MEMORIZE THE ADJUSTMENT DATA
When Mnt is completed, press the [OK] key to memorize the
adjustment value. If not to do so, the data is not memorized to the
memory IC. And if exit the adjustment mode before to memorize
the data, the adjustment value which you have changed will be
canceled.
4.6.3.4 RELEASE OF SERVICE MODE
After completing the setting, return to the SERVICE MODE, then
again press the [DISPLAY] key.