AV-27260
2-3
No.51800C
BLOCK DIAGRAM
2-4
No.51800C
AV-27260
J601
COMPONENT
VIDEO-IN
J501
INPUT1
P
B
VIDEO/Y
IC101
1 CHIP DECODER
IC701
MICRO
COMPUTER
T502
FBT
POWER SUPPLY
CIRCUIT
REG.
AC IN
120V/60Hz
B1
FOCUS
IC001
MTS&
TONE/VOL
CONTROL
IC702
EEPROM
CF021
4.5MHz
TRAP
TU001
TUNER
S-VIDEO
VIDEO
AUDIO L/MONO
AUDIO R
IF
R, G, B
CF041
4.5MHz BPF
RGB DRIVE
IF
SIF
MPX
V. OUT
H. OUT
VTV
R, G, B
V01
SCL0
SDA0
SCL0
SDA0
SCL0
SDA0
SCL0
SDA0
Y
C
VIDEO
C
Y
C
Y
AV SELECTOR PWB (1/2)
FRONT AV INPUT PWB
CRT SOCKET PWB
AV SELECTOR PWB (2/2)
MAIN PWB
FRONT CONTROL PWB
IC421
VERT OUT
J502
INPUT2
AUDIO L/MONO
AUDIO R
J401
INPUT3
(FRONT)
VIDEO
AUDIO L/MONO
AUDIO R
J503
AUDIO OUT
AUDIO L
AUDIO R
VOL+
REMOCON
RECEIVER
VOL-
CH+
CH-
MENU
ON TIMER
LED
IC621
AUDIO OUT
Q511
H. OUT
SCREEN
HV
L/R
L3/R3
L/R
V
H
DY01
DEF YOKE
SP
L
SP
R
COM_Y
COM_CB
COM_CR
SCL1
SDA1
VTV
IC201
3L DIGITAL
COMB FILTER
LPF
BPF
AMP
BUF
Y
C
Y
C
IC301
PIP
CONTROLLER
TU001
TUNER
V-PIP(TV)
SCL0
SDA0
VP
V-PIP(EXT.)
PIP PWB
AFT2
HP
OSDR,OSDG,OSDB,OSDYS
VC_R
VC_G
VC_B
VC_YS
CNMPX
AUDIO_L/R
POWER
SCL0,SDA0
+
C1
V
AMP
IC502
VIDEO
SEL.
Y1
Y1
BPF
IC501
VIDEO
SEL.
IC504
SW.
V1
Q211,Q212
C1
AMP
L1/R1
L2/R2
L3/R3
IC101
IF DET
IF
P
R
Y1,C1
V1
V1
Q501,Q502
V3
V3
V3
AFT2
HP,VP
S421
V. CENTER SW
IC381
SW.
EL1/ER1
EL1/ER1
L/R
IC371
