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5-1. ELECTRICAL ADJUSTMENT BY REMOTE COMMANDER
Use Remote Commander (RM-Y155) to perform circuit
adjustments on this model.
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.
Remote Commander. (Press each button within a
second.)
SERVICE ADJUSTMENT MODE IN
Disp.
Item
(Item)
data
SERVICE
SYS
3. The CRT displays the item being adjusted.
4. Press
or
on the Remote Commander to select the
item.
5. Press
or
on the Remote Commander to change the
data.
6. Press
then
SERVICE ADJUSTMENT MODE MEMORY
SERVICE
WRITE
SECTION 5
CIRCUIT ADJUSTMENTS
on the
0
to write into memory.
Green
Red
— 23 —
7. Press
then
on the Remote Commander to
initialize.
Carry out step 7 when adjusting
SERVICE
RESET
IDs 0 to 4 and when replacing
and adjusting IC003.
8. 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
MUTING SLEEP
Write the memory
MTS
DISPLAY
Service mode
1
Item up 1
4
Item down 4
7
JUMP
RESET
VOL(+)
VOL
Service mode
+
-
RM-Y155
KV-21XE40B
POWER
POWER
Service mode
DISPLAY
TV/VIDEO
3
Data up
2
3
6
Data down
5
6
5
Service mode
8
9
ENTER
8
Initialize
0
MENU
ENTER
SELECT
Write into memory
CH
+
-
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