Service Adjustments; Adjustment Items - JVC AV-N29302/S Service Manual

AV-N29302

SERVICE ADJUSTMENTS

ADJUSTMENT PREPARATION
1. You can make the necessary adjustments for this unit with
either the Remote Control Unit or With the adjustment
tools and parts as given below.
2. Adjustment with the Remote Control Unit is made on the
basis of the initial setting values, however, the new setting
values which set the screen to its optimum condition may
differ from the initial settings.
3. Make sure that AC power is turned on correctly.
4. Turn on the power for set and test equipment before use, and
start the adjustment procedures after waiting at least 30
minutes.
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, transformers,
condensers, etc.
ADJUSTMENT EQUIPMENT
1. DC voltmeter (or digital voltmeter)
2. Oscilloscope
3. Signal generator (Pattern generator) ［ NTSC ］
4. Remote control unit
5. TV audio multiplex signal generator.
6. Frequency counter

ADJUSTMENT ITEMS

Adjustment items
B1 POWER SUPPLY
RF. AGC
FOCUS
V. SIZE
H. POSITION
WHITE BALANCE (Low Light)
10
Adjustment items
WHITE BALANCE (High Light)
SUB BRIGHT
SUB CONTRAST
SUB COLOR
SUB TINT
MTS INPUT LEVEL check
No.51834
7. Presetting before adjustment.
Unless otherwise specified in the adjustment instructions,
preset the following functions with the remote control unit:
VIDEO STATUS
BASS, TREBLE, BALANCE
HYPER SURROUND
TINT, COLOR,
PICTURE, BRIGHT, DETAIL
Adjustment items
MTS STEREO VCO
MTS SAP VCO
MTS FILTER check
MTS SEPARATION
STANDARD
CENTER
OFF
CENTER