Circuit Adjustments - Sony TRINITRON KV-32V68 Service Manual

ELECTRICAL ADJUSTMENT BY REMOTE COMMANDER
Use Remote Commander (RM-Y154) to perform the following circuit adjustments:
NOTE : Test Equipment Required:
1. Pattern Generator
2. Frequency Counter
3. Digital Multimeter
4. Audio OSC
(1) Method of Setting the Service
Adjustment Mode
SERVICE MODE PROCEDURE
1. Standby mode. (Power off)
2.
the Remote Commander.
(Press each button within a second.)
SERVICE ADJUSTMENT MODE IN
Register Item
Device Item
SERVICE VP VPOS 30
1000 0
3. The CRT displays the item being adjusted.
2 5
4. Press or on the Remote Commander to select the device
item.
1 4
5. Press or on the Remote Commander to select the item.
3 6
6. Press or on the Remote Commander to change the data.
7. If you want to recover the latest values press
to read the memory.
8. Press then
SERVICE ADJUSTMENT MODE MEMORY
Register Item
Device Item
SERVICE VP VPOS 30
1000 0
9. Press then on the Remote Commander to reset.
**WARNING: Do NOT turn off the power or AC immediately after pressing
SECTION 5

CIRCUIT ADJUSTMENTS

on
Data Item
-
then
to write into memory**.
Data Item
Green
Red
SERVICE WRITE
1000 0000
10. Turn set off and on to exit.
(2) Memory Write Confirmation Method
1. After adjustment, pull out the plug from the AC outlet, then
replace the plug in the AC outlet again.
2. Turn the power switch ON and set to Service Mode.
3. Call the adjusted items again to confirm they were adjusted.
(3) Adjust Buttons and Indicator
MUTING
(Write into memory)
DISPLAY
(Service mode)
1
(Item up)
2
(Device item up)
4
(Item down)
8
(Initialize)
VOL (+)
(Service mode)
then . Wait at least 10 seconds.
— 21 —
KV-32V68/35V68
Carry out step 9) when adjusting
IDs 0 to 4 and when replacing and
adjusting IC102.
Factory original setting
MUTING POWER
VTR/DVD DBS/CABLE
POWER
TV
(Service mode)
FUNCTION
SYSTEM
OFF VTR/DVD DBS/CABLE TV
VCR+ MTS
´
TV/VTR FREEZE SWAP
+
3
CH POSITION AUDIO TV/VIDEO
–
(Data up)
SLEEP DISPLAY TV/VIDEO ANT
6
1 2 3
(Data down)
4 5 6
7 8 9 5
JUMP ENTER
(Device item down)
0
GUIDE
INFO
ENTER
TV DBS
(Write into memory)
RESET MENU
0
VOL CH
(Read out of memory)
PAGE
CODE SET
RM-Y154
TV
RM-Y154