JVC AV-21W83 Service Manual page 4

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2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
BLOCK DIAGRAM
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
TU001
TUNER
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
VIDEO
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
J801
AUDIO L/MONO
VIDEO-1
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
INPUT
AUDIO R
V/Y
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
C
B
J802,J803
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
C
COMPONENT
R
(VIDEO-2)
AUDIO L/MONO
INPUT
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
AUDIO R
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
VIDEO OUT
AUDIO L
J804
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
OUTPUT
AUDIO R
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
VIDEO
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
J771-J773
AUDIO L/MONO
FRONT IN
(VIDEO-3)
AUDIO R
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
VOL+
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
AC IN
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522 tu2522
SCL
SDA
IF
SF101
SAW FILTER
SF102
SAW FILTER
29,30
SCL
SDA
IC702
7
EEPROM
V1-V
8
V1-L
10
25
V1-R
Cout1
27
3
Yout1
V2-Y
1
V2-V IC801
C
VIDEO SW
B
2
C
R
V2-L
4
V2-R
AV-21W93
, AV-21W93B
/BK
37
Q111
Vout2
13
36
MTV-V
BUF
Lout2
35
Rout2
Q108
43
BUF
V3-V
15
44
MTV-R
V3-L
14
42
MTV-L
V3-R
26
Lout1
24
Rout1
19
23
Yin1
Vout1
VOL-
CH+
CH-
MENU
REMOCON
POWER
RECEIVER
LED
S901
F901
POWER SW
No.52016
AV-21W83
AV-21W83
AV-21W93
AV-21W93
AV-21W93B
AV-21W93B
28
SIF IN1
29
51
SIF IN2
ROUT
52
GOUT
23
53
IF IN1
BOUT
24
IF IN2
IC701
V/C DEF.
PROCESSOR
2,3
SCL,SDA
35
QSS OUT
5,6
62,63
SCL1
(SIF OUT)
SDA1
21,22
43
VDRB(-)
CIN
VDRA(+)
42
33
CVBS/YIN
HOUT
47
Y
48
38
U
IF VOUT
46
V
7
10,64
/BK
Q109
CF106
BUF
4.5 TRAP
Q104
BUF
SCL
SDA
KEY_IN
REMOTE, LED
IC972
3.3V REG
D901
RECT
T901
IC974
SW
REG
TRANSF.
L951
PC901
IC951
IC901
POWER
VOLTAGE
ERROR
REG
FEEDBACK
AMP
2-3
2-4
MAIN PWB
R
G
B
AV-21W93
, AV-21W93B
/BK
/BK
SCL
SDA
IC601
MULTI SOUND
2
30,31
PROCESSOR
BUF
Q150
AV-21W83
/BK
Q137
Q136
IC130
11
10
CF140
SOUND FM
BUF
BUF
5.5 FILTER
DETECTOR
Q132
BUF
Q130
CF131
CF130
BUF
5.74 FILTER
5.74 FILTER
L, R
IC602
BASS
SOUND
L
L
IC650
PROCESSOR
AUDIO AMP
(3D SURROUND
R
R
& VOL/TONE)
IC401
VERT OUT
Q522
H. OUT
3.3V_STB
5V
8V
9V
32V
T551
B1
FBT
No.52016
MAIN (CRT SOCKET)
V01
RGB DRIVE
J774
BASS
SPEAKER OUT
AV-21W93B
only
/BK
J770
HEADPHONE
JACK
SP
L
SP
R
V
DY01
DEF YOKE
H
FOCUS1
SCREEN
EHV

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