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ADJUSTMENT
METHOD
FOR
SERVICING
1. OUTLINE
Since
each
IC used
is of I2C bus
control
type,
readjustment of the TVs also needs adjustment through
12C bus control.
In the service mode, sub-bright, deflection system sub-
adjustments,
picture system
sub-adjustments
can
be
made easily with user remote control unit.
2. SERVICE
MODE
OPERATION
2-1. How to Enter the Service Mode
@©+ &
(simultaneous push)
J
q) key
t
Service mode
@key
Service mode in
1
G)key
J
key
2-2. How to Exit from the Service Mode
Exit the service mode by turning the power on/off with
the remote control.
5. SUB
DATA
ADDITIONAL
DESCRIPTION
17
HIT
met [ se
3. ADJUSTMENT
IN THE
SERVICE
MODE
3-1. Service Mode Level Adjustments
(1) Push () + (4@ key (simultaneous push) (item UP)
or
+
key (simultaneous push) (item DN) to
select item to be adjusted.
(2) Adjust with the level UP/DN (VOL UP/DN key) key.
3-2. Other Service Mode Adjustments
()+ Q) key (simultaneous push) cut off:
(NO VERTICAL
DEFLECTION)
ON/OFF
4. SELF CHECK
(1) Indicates
sync
signal and
acknowledgement
of
each IC.
(2) Example of display on screen
YELLOW
indication
GREEN
indication for OK
(without background)
for TV model with
no circuit.
(3) Operation:
@®_ TV gets into service mode with key operation;
[© + S]-Orey +()key—> (4) key +(8)key
@ TV indicates screen with () + G)key.
V amplitude adjustment.
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