FACTORY SETTING AND AUDIO AMPLIFIER CIRCUIT
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Entering
and cancel the adjustment process mode
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While holding down the TV/VIDEO and
Volume DOWN keys at the same time, set the Power switch to ON. (“K” standing
for inspection process mode is displayed in the upper left portion of the
screen.)
Press the Channel DOWN and Volume DOWN
keys at the same time. (The adjustment process mode screen appears.)
To cancel it, turn off the power
using the Power switch or remote control.
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Adjusting
the LCD panel
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Common bias adjustment
1) With the set completed, call the
process adjustment mode.
2) Using the UP/DOWN keys and ENTER
key on the remote controller, select ADJ1 (TAMP) [VCOM ADJ] of the DVP item
on ADJUSTMENT PROCESS PAGE 2.
3) Press the ENTER key to make sure
the adjustment pattern (flicker) gets displayed.
4) Using the CURSOR L/R keys, adjust
the setting to minimize the flicker around the center of the screen.
5) With the optimum setting in Step
4) above, press the ENTER key to turn off the pattern.
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PROCESS
MODE
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Adjustment item
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Adjustment procedure
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Adjustment mode
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Press the test key at the test
remote control
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Tuner
level adjustment
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Adjustment item
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Adjustment conditions
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Adjustment procedure
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1
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Adjustment
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[Signal]
PAL Split Field Colour bar
signal.
[Terminal]
TUNER
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Feed the PAL Split Field Colour bar
RF signal (by use of E-12ch) to TUNER
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2
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Auto adjustment
performance
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Process Mode
Page 2 ADJ
ADJ1 (TAMP)
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Bring the cursor on [TAMP ALL] and
press [RIGHT].
[OK] appears when finished.
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Composite
signal adjustment
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Adjustment item
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Adjustment conditions
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Adjustment procedure
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1
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Adjustment
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[Signal]
PAL Full Field Colour bar
signal.
[Terminal]
INPUT-6 VIDEO INPUT
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Feed the PAL Full Field Colour bar
signal (75% colour saturation) to VIDEO INPUT6
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2
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Auto adjustment
performance
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Process Mode Page
ADJ2 (CVBS TAMP)
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Bring the cursor on [TAMP ALL] and
press [RIGHT].
[OK] appears when finished
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Component
15K 50Hz signal adjustment (BE-SD)
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Adjustment item
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Adjustment conditions
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Adjustment procedure
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1
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Adjustment
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[Signal]
COMP15K 50Hz (576i)
100% Full Field Colour bar
signal.
[Terminal]
INPUT-6 COMPONENT
INPUT.
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Feed the COMPONENT 15K 50Hz (576i)
100% Full Field Colour bar signal (100% colour
saturation) to INPUT-6 component input.
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2
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Auto adjustment
performance
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Process Mode Page
ADJ6 (BE-SD)
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At the related page, bring the
cursor on [AUTO GAIN-OFFSET] and press [RIGHT].
[OK] appears when finished.
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Component
33K 60Hz signal adjustment (BE-HD)
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Adjustment item
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Adjustment conditions
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Adjustment procedure
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1
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Adjustment
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[Signal]
COMP33K 60Hz (1080i)
100% Full Field Colour bar
signal.
[Terminal]
INPUT-6 COMPONENT
INPUT
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Feed the COMPONENT 33K 60Hz (1080i)
100% Full Field Colour bar signal (100%
colour saturation) to INPUT-6 component input
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2
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Auto adjustment
performance
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Process Mode Page
ADJ5 (BE-HD)
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At the related page, bring the
cursor on [AUTO GAIN-OFFSET] and press [RIGHT].
[OK] appears when finished.
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PC
(analog RGB) signal adjustment (BE-PC)
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Adjustment item
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Adjustment conditions
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Adjustment procedure
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1
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Adjustment
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[Signal]
XGA 60Hz
75% Full Field Colour bar
signal.
[Terminal]
INPUT-8 PC INPUT
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Feed the XGA 60Hz 75% Full Field
Colour bar signal (75% colour saturation) to INPUT-8
PC input.
*Please confirm Sync is turning off
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2
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Auto adjustment
performance
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Process Mode Page
ADJ7 (BE-PC)
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Bring the cursor on [AUTO
GAIN-OFFSET] and press [RIGHT].
[OK] appears when finished.
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White
balance adjustment
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Adjustment item
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Adjustment conditions
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Adjustment procedure
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1
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Adjustment Setting
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Brightness: MAX (+8)
Set the luminance meter on
the center of the screen
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For the details of white balance
adjustment procedure, please refer to white
balance adjustment spec for current model.
1) Confirm the set condition.
2) Connect the Luminance meter.
3) Through RS-232C command, adjustment mode screen is displayed
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2
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Auto Adjustment
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[Adjustment Procedure]
1) Using the R/C, set the LCD TV to adjustment mode.
2) Set the specified gradation for point 6, fix the most faint colour to
get reference value, adjust others 2 colour to minus adjustment for
reference values
of point 6.
3) Set the specified gradation for point 2. Set G of point 2 to the default
value
[(160 x G value of point 6/960), with fractions rounded] and adjust RB to
the
reference values of point 2.
[Adjustment value]
* Teaching set send by engineering dept is set as reference
[Reference values for adjustment reference]
Equipment: Luminance meter [Minolta CA-210]
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Level
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Spec Data
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Adjustment
Spec.
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Inspection
Spec.
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Point 6
ref.
values
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928
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x=0.272
y=0.277
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±0.0040
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±0.0060
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Point 2
ref.
values
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320
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x=0.272
y=0.277
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±0.0020
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±0.0040
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Factory
settings
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With the factory settings made, turn
off the AC power to save them.
NOTE: Do not turn on the power once the factory settings have been made. If
the power is accidentally turned on, make the factory settings again.
Do not use the remote controller to turn off the power.
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Adjustment item
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Adjustment conditions
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Adjustment procedure
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Factory settings
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Turn off AC power to
save the settings
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1) Setting is done with test remote control.
2) “M”, is displayed in the upper left portion of the screen by continuing
to press the 'Factory Setting' key
on the remote control.
3) When “SETTING COMPLETE” is displayed in the middle of the screen after a
few seconds, setting is
complete.
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The following settings are
initialized together with the factory settings.
1) User settings
2) Channel data (broadcasting frequencies, etc.)
3) Maker option settings
4) Password data
5) Part of adjustment process-related settings (changes according to
destinations)
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AUDIO AMPLIFIER CIRCUIT
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