Service manual

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GENERAL ADJUSTMENTS
CIRCUIT BLOCK DIAGRAM
H001(MAIN)
KEY
CONTROL
ANT
IN
VIDEO
INPUT 3
VIDEO
INPUT 1
MONIT
OUTPUT
DVD IN
Cr, Cb
Q302 E/W CORRECTION
Q402
H DRIVE
Q301 V OUTPUT
-27V
Q370
I
2
C Bus Line
R371
+27V
+200V
SCREEN
FOCUS
HIGH VOLTAGE
VH
HEATER
D371
Q862
PHOTO-COUPLER
F801 T801
T840
SR81
D840 D801
Q801
5A
CONVERTER
TRANS
VOLTAGE REG.
OVER VOLTAGE
OVER HEAT
PROTECTOR
AUDIO OUT
Q610
SRS
QD01
R
RL
R
L
L WOOFER
W
Q510
CHROMA
VIDEO
DEF.
A B
QA02
MEMORY
KEY
CONTROL
QV01 SIGNAL SW
VAR
AUDIO
+12V
QA01 MICROPROCESSOR
VIDEO
INPUT 2
Q830 Q843
SW
Q840
D847
RESET STBY 5V
Q835
Q390
5A
F890
9V-1
5A
+24 5V
F889
2A
F470
T862
D893 D892
+12V
R883
D885 D886 D883 D884
Q404
H OUTPUT
RED OUTPUT GREEN OUTPUT BLUE OUTPUT
FBT
T461
+125V
33V
D471
I
2
C-BUS LINE
SIGNAL UNIT
HYPER UNIT
POWER/DEF UNIT LOW/VERT AND
CRT DRIVE UNIT
Q3P0
Q901, Q903, Q905
V901 CRT
HY01
TIF
QY03
DUAL
Q501
VCD
QA03
SUB-MICON
QX300
UPCON
QA04
MEMORY
H003
I
2
C
I
2
C
RF-SW
Q420
SCAN-
PRO.
QV30
SIG SW