Block Diagram - JVC AV-21F3 Service Manual

BLOCK DIAGRAM

[AV-21F3, AV-21FMG3B]
IF
TU001
TUNER
SCL
IC702
SDA
MEMORY
REAR
VIDEO
IN
AUDIO
VIDEO
OUT
AUDIO
POWER SW
F901
AC IN
No.52024
Q102
SF101
IF AMP
SF102
Q103
SW
SCL/SDA
37.38 25
SCL
3.58/
SDA
OTH
IC701
MICRO COMPUTER
D901
LF901
RECT
IC921
POWER
REG.
AV-21F3 AV-21F3
AV-21F3 AV-21F3
AV-21FR3 AV-21FR3
AV-21FMG3B AV-21FMG3B
AV-21FMG3B AV-21FMG3B
IC651
AUDIO AMP
AUDIO
2
30
18.19
SAW AUDIO
OUT
IC301
1 CHIP DECODER
RGB
10.11.12
VIDEO VIDEO AUDIO
OUT
IN IN H.OUT V.OUT
24 36 29 46
42
H.OUT
REG.
IC971
REG.
9V REG.
IC972
5V REG.
T921
SW
TRANSF.
MAIN PWB
2-3 2-4
SP 8
OUT
HEAD
PHONE
ECO
FRONT
IN
REMOCON
VIDEO
AUDIO
KEY
IND.
CRT SOCKET PWB
R / G /B
IC421
V.OUT
VERT.OUT
Q522
H.OUT
T522
HVT
B1
No.52024
SP
SP
V01
RGB
CRT
DRV
DY(V)
DY(H)
DEF.YOKE
FOCUS
SCREEN
EHV