Block Diagram - JVC AV-21F1P Service Manual

BLOCK DIAGRAM

MAIN PWB
Q101
TUNER
IF
IF AMP
TV.V Q131
BUFFER
STB 12V
REAR IN
VIDEO
AUDIO
IC251
VIDEO SW
REAR OUT
8
VIDEO
AUDIO
3
3
4
IC651
AUDIO SW
4
VIF IN
SF101
SIF OUT 13
SAW FILTER
5 VIF IN
RF AGC
3 11
SIF IN
OUT
CF131
18 V OUT VCO 16
4.5MHz TRAP
TV.M
10 FM OUT VCO 15
IC101
IF
AFT OUT
2
30
RF AFC
IC702 RESET
OSD
25
IC701
5V REG & RESET
MICRO
SCL,SDA
SCL COMPUTER
SDA
IC704
MEMORY
SEL1
32
TV.V
1
4
SEL1
D901
RECT
F901
TV.M
L
7
H
2
No. 56033
AV-21F1P AV-21F1P
CF161 Q161
4.5MHz FILTER SIF AMP
3 EXT
T111
VCO
(CW)
IC201
V/C DEF.
PROCESSOR
H. V.
OUT OUT R G B
4 53 14 13 12
IC292
9V
9V REG
A.VCC
IC293
Q941
5V
T921
5V REG
LOW-B SW
SW
TRANSF.
STB 12V
9V
IC941
ERROR AMP
IC291
5V
5V REG
IC921 PC921
VOLTAGE IC001
POWER
5V
FEEDBACK 5V REG
REG
2-5 2-6
IC601
OUT 2
AUDIO AMP
HEADPHONE
REMOCON
RECEIVER
KEY
LED
POWER SW
VIDEO IN
AUDIO IN
B
G
R
V.OUT V.OUT
IC401
4 2
VERT.OUT
H.OUT
H.OUT
Q522
H.OUT
TP-91(B1)
ANODE
T522
FOCUS
HVT
IC541
(FBT)
9V REG
SCREEN
No. 56033
SP01
SP01
AC IN
FRONT IN
VIDEO
AUDIO
V01
Q351~Q353
R.G.B. OUT
CRT
CRT SOCKET
PWB
V. DY
H. DY