Adjustment - JVC AV-29VT11/P Service Manual

4.1 ADJUSTMENT PREPARATION
(1) You can make the necessary adjustments for this unit with either the remote control unit or with the adjustment
equipment 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 the 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 variable resistors, transformers, trimmer
capacitors, etc.
(7) Presetting before adjustment.
Unless otherwise specified in the adjustment instructions, preset the following functions with the remote control unit.
User mode setting position
!
Setting item
PICTURE MODE (VSM)
TINT, COLOR, BRIGHT, DETAIL
PICTURE
VNR
AI ECO SENSOR
BASS, TREBLE, BALANCE
4.2 MEASURING INSTRUMENT AND FIXTURES
(1) DC voltmeter (or Digital voltmeter)
(2) Oscilloscope
(3) Signal generator (Pattern generator) [PAL/SECAM/NTSC]
(4) Remote control unit
4.3 ADJUSTMENT ITEMS
B1 POWER SUPPLY
!
FOCUS ADJUSTMENT
!
IF CIRCUIT ADJUSTMENTS
!
•
IF VCO adjustment
•
DELAY POINT (AGC TAKE-OVER) adjustment
VIDEO CIRCUIT ADJUSTMENTS
!
•
WHITE BALANCE (Low light) adjustment
•
WHITE BALANCE (High light) adjustment
•
SUB BRIGHT adjustment
•
SUB CONTRAST adjustment
•
SUB COLOR 1 adjustment
•
SUB COLOR 2 adjustment
•
SUB TINT 1 adjustment
•
SUB TINT 2 adjustment
1-14 (No. 52195)
SECTION 4

ADJUSTMENT

Setting value
BRIGHT
Center
Maximum
OFF
OFF
Center
DEFLECTION CIRCUIT ADJUSTMENTS
!
•
V.SLOPE adjustment
•
V.POSITION adjustment
•
V.HEIGHT adjustment
•
H.POSITION adjustment
•
H. WIDTH adjustment
•
SIDE PIN adjustment
•
TRAPEZIUM adjustment
•
V.S-CURVE adjustment
•
CORNER adjustment
•
H. PARALLEL adjustment
•
H.BOW adjustment
VSM PRESET SETTING
!
PRESET SETTING
!
AUDIO SETTEING
!