JVC AV-29BF11ENS Service Manual page 11

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.
ADJUSTMENT EQUIPMENT
1. DC voltmeter (or digital voltmeter)
2. Signal generator (Pattern generator)［PAL/SECAM/NTSC］
3. Remote control unit
MAIN PARTS LOCATIONS
HEADPHONE JACK
FRONT
VIDEO R
AUDIO.
FRONT AV & HEADPHONE PWB
MEMORY IC
TUNER
L
LED REMOCON
RECEIVER
IC500
IC501
MICOM
SCART SCART
jack jack
AV-1 AV-2
6. Never touch any adjustment parts which are not specified in the
list for this adjustment - variable resistors, transformers,
condensers, etc.
7. Presetting before adjustment.
Unless otherwise specified in the adjustment instructions, preset
the following functions with the remote control unit.
BRIGHTNESS
CONTRAST
COLOUR
SHARPNESS
ADJUSTMENT ITEM
! SCREEN ADJUSTMENT
! OSD HORIZONTAL POSITION ADJUSTMENT
! IF ADJUSTMENT
! AGC AUTOMATICALLY ADJUSTMENT
! DEFLECTION CIRCUIT ADJUSTMENT
! GEOMETRY MENU ADJUSTMENT
WHITE BALANCE ADJUSTMENT
!
! TXT BRIGHTNESS ADJUSTMENT
MENU
（＋） （－） （＋）
（＋） （＋）
FRONT CONTROL PWB
MAIN PWB
No. 52084
AV-29BF11ENS
AV-29BF11EPS
AV-29BF11EES
CENTER
（－） （＋） （－） （＋） （－）
（－） （－） （＋） （＋） （－） （－）
PROG
VOL
/Ch.
FBT
UPPER : FOCUS VR
LOWER : SCREEN VR
TOP
FRONT
11