JVC HV-53PRO/K Service Manual page 19

SERVICE ADJUSTMENTS
BEFORE STARTING SERVICE ADJUSTMENT
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 setting (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 to AC power
source.
4. Turn on the power of the TV and measuring instrument for
warming up for at least 30 minutes before starting adjustment.
5. If the receive or input signal is not specified, use the most
appropriate signal for adjustment.
6. Never touch parts (such as variable resistors, transformers and
condensers) not shown in the adjustment items of this
service adjustment.
7. Preparation for adjustment (presetting):
Unless otherwise specified in the adjustment items, preset the
following functions with the REMOTE CONTROL UNIT.
MEASURING INSTRUMENT AND FIXTURES
1. DC voltmeter (or digital voltmeter)
2. Oscilloscope
3. Signal generator (Pattern generator) [PAL / SECAM / NTSC]
4. Remote control unit
ADJUSTMENT ITEMS
CHECKING ITEMS
FOCUS & BEEM SPOT ADJUSTMENT
CONVERGENCE & DEFLECTION ADJUSTMENT
VSM PRESET SETTING
WHITE BALANCE PRESET SETTING
VIDEO / CHROMA CIRCUIT ADJUSTMENT
PIP COLOUR DECODER VCO SETTING
AUDIO CIRCUIT ADJUSTMENT (Do not adjust)
Setting position
COLOUR SYSTEM
ZOOM
PIP
PICTURE MODE (VSM)
WHITE BALANCE
SUPER BASS
SPATIALIZER
TREBLE
BASS
BALANCE
BBE
SLEEP TIMER
AUTO SHUTOFF
No. 51984
HV-53PRO
AUTO
REGULAR
OFF (One Screen)
CONT = 0
BRIGHT = 0
SHARP = 0
COLOUR = 0
TINT = 0
MID
OFF
OFF
CENTER
CENTER
CENTER
OFF
OFF
OFF
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