No. 51831
C-N14210
10
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. Oscilloscope
3. Signal generator (Pattern generator)
［
NTSC
］
4. Remote control unit
5. TV audio multiplex signal generator.
6. Frequency counter
ADJUSTMENT ITEMS
Adjustment items
Adjustment items
B1 POWER SUPPLY
WHITE BALANCE
(Low Light)
IF VCO
WHITE BALANCE
(High Light)
RF. AGC
SUB BRIGHT
FOCUS
SUB CONTRAST
V. SIZE
SUB COLOR
H. POSITION
SUB TINT
ADJUSTMENT LOCATIONS
MAIN PWB
S756
FRONT
POWER
INDICATOR LAMP
(TIMER / POWER)
REMOCON
RECEIVER
VOL
+
-
CH
+
-
MENU
IC702
IC701
PW
F901
IC201
T131
T161
DEG
CW
T
TUNER
X
U
C
HV
IC921
TP-E
( )
T522
UPPER : FOCUS
LOWER : SCREEN
TP-91
(B1)
R926
F902
VIDEO
IN
CW
TOP
CRT SOCKET PWB
(SOLDER SIDE)
(Within MAIN PWB ASS'Y)
TP-E
U
T
TP-R
CRT EARTH
(BRAIDED ASS'Y)
E1
AUDIO
IN
TP-12B
S
MEMORY
