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4.1
ADJUSTMENT PREPARATION
(1) There are 2 ways of adjusting this TV : One is with the REMOTE CONTROL UNIT and the other is the conventional method
using adjustment parts and components.
(2) The adjustment using the REMOTE CONTROL UNIT is made on the basis of the initial setting values. The setting values which
adjust the screen to the optimum condition can be different from the initial setting values.
(3) Make sure that connection is correctly made AC to AC power source.
(4) Turn on the power of the TV and measuring instruments for warning up for at least 30 minutes before starting adjustments.
(5) If the receive or input signal is not specified, use the most appropriate signal for adjustment.
(6) Never touch the parts (such as variable resistors, transformers and condensers) not shown in the adjustment items of this service
adjustment.
(7) Preparation for adjustment. Unless otherwise specified in the adjustment items, preset the following functions with the REMOTE
CONTROL UNIT.
Item
PICTURE MODE
CONTRAST
BRIGHT
SHARP
COLOUR
HUE
COLOUR TEMP
DIGITAL VNR
Colour Digipure
4.2
MESURING INSTRUMENT AND FIXTURES
(1) DC voltmeter (or digital voltmeter)
(2) HV voltmeter
(3) Oscilloscope
(4) Signal generator (Pattern generator : PAL, SECAM, NTSC)
(5) Remote control unit
4.3
ADJUSTMENT ITEM
B1 POWER SUPPLY check
HIGH VOLTAGE
HORIZONTAL FREQUENCY
FOCUS
IF VCO check
FOCUS ADJUSTMENT
VSM PRESET
VIDEO CIRCUIT
WHITE BALANCE (LOW LIGHT)
WHITE BALANCE (HIGH LIGHT)
SUB BRIGHT
SUB CONTRAST
SUB COLOR
SUB TINT
SECTION 4
ADJUSTMENT
Preset value
STANDARD
Centre
Centre
Centre
Centre
Centre
COOL
AUTO(LOW)
AUTO
Item
Super Digipure
MOVIE THEATER
BASS / TREBLE / BALANCE
3D CINEMA SOUND
ZOOM
SLEEP TIMER
BLUE BACK
DEFLECTION CIRCUIT
V SHIFT
V SIZE
H POSITION
H SIZE
SIDE PINC
TRAPEZIUM
CORNER PIN
V LINEARITY
SUB SCREEN
CONTRAST
COLOUR
TINT
Preset value
ON
AUTO
Centre
OFF
FULL
OFF
OFF
(No.YA010)1-15
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