No. 51878
AV21BT7ENS / AV21BT7ENB
AV21BT7EPS / AV21BT7EPB
AV21BT7EES / AV21BT7EEB
9
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.
7. Presetting before adjustment.
Unless otherwise specified in the adjustment instructions, preset
the following functions with the remote control unit:
VIDEO STATUS
STANDARD
TINT/COLOR
PICTURE/BRIGHT
DETAIL
CENTER
ADJUSTMENT EQUIPMENT
1. DC voltmeter (or digital voltmeter)
2. Signal generator (Pattern generator)
［
PAL/SECAM/NTSC
］
3. Remote control unit
MAIN PARTS LOCATIONS
IC501
MICOM
IC502
MEMORY IC
TUNER
SCART-1
SCART-2
MULTI SOUND PWB
FBT
MAIN POWER SW
VOL
（＋）
（＋）
（＋）
（＋）
（－）
（－）
（－）
（－）
PROG
/Ch.
（＋）
（＋）
（＋）
（＋）
（－）
（－）
（－）
（－）
MENU
LED
REMOCON
RECEIVER
UPPER : FOCUS VR
LOWER : SCREEN VR
B1
(Indicated [150/115V]
on the bottom side)
