Zenith L20V26 Seroes, Руководство по обслуживанию

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CM154 - 923-03488
12
L20V26 - SERVICING
SERVICING
SERVICING
ADJUSTMENTS
APPLICATION OBJECT
Notes
(1) This set uses an adapter, so connect the adapter
and the set correctly before adjustment.
(2) The adjustment must be performed under the
correct sequence.
(3) The adjustment must be performed in the circum-
stance of 25 +/-5 °C and 65 +/-10% of relative
humidity if there is no specific designation.
(4) The input voltage of the receiver must keep 110V,
60Hz during adjustment.
(5) The set must be operated for 30 minutes
before adjustment.
(6) Heat Run must be performed with a full white sig-
nal or TV noise signal.
DVCO ADJUSTMENT
(1) Receive the Digital Pattern.
(2) Select DVCO ADJ by pressing ADJ Key (or SVC Key)
of Remote Control for Adjustment.
(3) Press the VOL + Key repeatly to appear (OK).
AUTO RGB ADJUSTMENT
(1) Adjust RGB after performing DVCO Adjustment.
(2) Receive a Digital Pattern.
(3) Select AUTO RGB ADJ by pressing ADJ Key (or SVC
Key) of Remote Control for Adjustment.
(4) Press the VOL + Key repeatly to appear (OK).
RGB LEVEL ADJUSTMENT
Equipment
(1) Pattern Generator (408NPS-READER) with 10 STEP
if available.
(2) A Remote Control for Adjustment.
Adjustment
(1) Select RGB LEVEL by pressing ADJ Key (or SVC
Key) of Remote Control for Adjustment.
(2) Select it by using VOL + Key.
(3) Adjust that until 9th and 10th STEP is undistin-
guished by using VOL +/- Key in R-DRIVE item.
(4) Adjust G-DRIVE and B-DRIVE.
(5) When adjustment is finished, exit by pressing
ENTER Key.
CA110
30 [cm]
LCD TV
Screen
Input signal of Video
NTSC 13 CH
USING METHOD FOR CA-110
Use it in case of needing adjustment brightness.