Service Adjustments; Adjustment Items - JVC AV-32WL1EU Service Manual

AV-32WL1EU
AV-32WL1EI
AV-32WL1EK

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 adjustment with the REMOTE CONTROL UNIT is made
on the basis of the initial setting values. The setting values
which adjust the screen to its optimum condition may differ
from the initial setting values.
3. Make sure that connection is correctly made to AC power
source.
4. Turn on the power of the set and equipment before use, and start
the adjustment procedures after waiting at least 30 minuets.
5. Unless otherwise specified, prepare the most suitable reception
or input signal for adjustment.
6. Never touch any adjustment parts, which are not specified in
the list for this adjustment variable resistors, transforms,
condensers, etc.
7. Preparation for adjustment (presetting):
Unless otherwise specified in the adjustment instructions, 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

CHECK ITEMS BEFORE ADJUSTMENT
●
FOCUS ADJUSTMENT
●
IF CIRCUIT ADJUSTMENT
●
VSM PRESETTING
●
VIDEO / CHROMA CIRCUIT ADJUSTMENT
●
DEFLECTION CIRCUIT ADJUSTMENT
●
TEXT CIRCUIT ADJUSTMENT
●
AUDIO CIRCUIT ADJUSTMENT (Do not adjust)
●
16
User mode setting condition
PICTURE SETTING TINT
CONTRAST
BRIGHT
SHARP
COLOUR
HUE
DIGITAL VNR
DIGI PURE
4:3 ASPECT
PICTURE TILT
BBE
HYPER SOUND
SPEAKER
ZOOM
SLEEP TIMER
BLUE BACK
ECO MODE
No.51733
COOL
CENTER
CENTER
CENTER
CENTER
CENTER
OFF
AUTO
PANORAMIC
CENTER
OFF
OFF
ON
FULL
OFF
OFF
OFF