Circuitadjustments - Sony KV-20V50 Service Manual

5-l. ELECTRICAL ADJUSTMENT BY REMOTE COMMANDER
Use of Remote Commander (RM-Y117) can be
performed circuit adjustments about this model.
: Test Equipment Required.
NOTE
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)
Remote Commander. (Press each button within a
second.)
SERVICE ADJUSTMENT MODE IN
( I t e m ) data
S E R V I C E
1000
3. The CRT displays the item Being adjusted.
Press M or @ on the Remote Commander to select
4.
the item.
5. Press m or @ on the Remote Commander to
change the data.
6. Press -1 then IENTER]
memory.
SERVICE ADJUSTMENT MODE MEMORY
SERVICE
1 0 0 0
7. Press k/ then ~ on the Remote
t o e
Carry out step 7) when adjusting IDS 0 to 4
SERVICE
R E S E T
1 0 0 0 and when replacing and adjusting IClO2.
Factory original setting
SECTION 5
CIRCUIT ADJUSTMENTS
on the
to write into
.
2. MEMORY WRITE CdNFlRMATlON METHOD
1. After adjustment, pull out the plug from AC
outlet, and next place, plug in AC outlet again.
2. Turn the power switch ON and set to Service
Mode.
3. Call the adjusted items again, confirm they were
adjusted.
3. ADJUST BUTTONS AND INDICATOR
Write the rnemor
Item up jiJ --.--
Item down H -
Service mode
CODE SET
0
RM-Y117
Service mode
Write into memory
TV