Electrical Adjustment By Remote Commander - Sony KP-48V80 Service Manual

3-9. ELECTRICAL ADJUSTMENT BY REMOTE
COMMANDER
By using Remote Commander (RM-Y905),all circuit adjustments
can be made.
NOTE : Test Equipment Required.
1. Pattern Generator
2. Frequency counter
3. Digital multimeter
4. Audio oscillator
1. METHOD OF SETTING THE SERVICE ADJUSTMENT MODE
SERVICE MODE PROCEDURE
1. Standby mode. (Power off)
2. DISPLAY n 5 n VOL (+) n TV POWER
( e n 5 n Án ; )
on the Remote Commander.
(Press each button within a second.)
SERVICE MODE ADJUSTMENT
Category Adjustment item
SERVICE VPNT VPOS 031
000000 00
(SCREEN DISPLAY)
3. The SCREEN displays the item being adjusted.
4. Press 1 or 4 on the Remote Commander to select the
adjustment item.
5. Press 3 or 6 on the Remote Commander to change the data.
6. Press 2 or 5 on the Remote Commander to select the
category.
7. If you want to recover the latest values press - then [ENTER] to
read the memory.
8. Press [MUTING] then [ENTER] to write into memory.
9. Turn power off.
Note: Press 8 then [ENTER] on the Remote Commander to initialize
or turn set off and on to exit.
DATA
– 41 –
2. MEMORY WRITE CONFIRMATION METHOD
1. After adjustment, remove the plug from AC outlet, and then
replace the plug in AC outlet again.
2. Turn the power switch ON and set to Service Mode.
3. Call the adjusted items again and confirm they were adjusted.
3. ADJUST BUTTONS AND INDICATOR
MUTING MUTING DVD/
VTR
PICTURE
DVD/VTR SAT/CABLE
MODE
DISPLAY
DISPLAY
1
4
Adjustment
7
item up
JUMP
Adjustment
item down
AUDIO
INDEX
VOL
RM-Y905
Note : In the PJE mode these are different a little. See page 46.
KP-48V80/53V80/61V80
RM-Y905 RM-Y905
TV POWER ON
SAT/ POWER
CABLE
TV
FUNCTION
TV
Category up
ANT TV/VIDEO
2 3
Data up
5 6
Data down
8 9
Category down
ENTER
0
ENTER
ACTIVE
FREEZE
GUIDE
MENU CH
RM-Y905