SCH20 FRONT_CNT
DIGITAL VIDEO
ANALOG AUDIO
DIGITAL AUDIO
TMDS SIGNAL
ANALOG VIDEO
GND LINE
POWER- LINE
POWER+ LINE
STBY POWER
+5
V
_I
N
_A
V
G
N
D
-5
V
_IN
_A
+8
V
_I
N
_A
RE
T_
G
N
D
N
C
M
/D
G
N
D
M
VO
L_D
AT
A
M
U
TE
3.
3V
ZV
O
L_CL
K
ZV
O
L_
ST
B
TR
G
15
V
TR
G
_15V_
A
+5
V
_I
N
VA
G
ND
-5
V
_I
N
VDICR
CO
M
P
_C
R
+8
V
_I
N
VDICB
CO
M
P
_C
B
R
E
T_
G
N
D
VDIPY
CO
M
P
_Y
R
E
T_
G
N
D
CVBS
CVBS
-8
V
_I
N
C
O
M
P
O
N
ENT
SW2
D
/M
G
N
D
V
INC
V
INA
V
IN
A
V+
5V
C
O
M
P
O
NEN
T_
DE
T
VA
G
ND
A
M
PSI
G
_DET
V-
5V
R
LY
_H
/P
R
LY
_C
/S
H
/P
_R
H
/P
_GN
D
M
U
TE
3.
3V
ZV
O
L_D
AT
A
M
VO
L_
M
U
TE
M
VO
L_CL
K
V+
5V
VA
G
ND
V-
5V
CURREN
T_
D
E
T
D
/M
G
N
D
R
LY
_H
/P
R
LY
_C
/S
H
/P
_R
NC(HDA
M
_GND
)
F5009
F5009A
F5007
F5005
F5005A
-8V_IN_A
RET_GND
-5V_IN_A
TRG_15V_A
F5008
F5008A
F5006
F5006A
OPEN
C5046
+8V_IN_A
+5V_IN_A
F5005
-8
V
_IN
_A
M
VO
L_CL
K
ZV
O
L_D
AT
A
M
VO
L_
M
U
TE
N
C
2
4
5
7
1
6
3
YMAW025-08R
CP5003
F5007A
C5050
OPEN
VGND
TR
G
15
V
+8
V
_I
N
-5
V
_I
N
+5
V
_I
N
VA
G
ND
M
/DGN
D
M
/DGN
D
D
/M
G
N
D
D
/M
G
N
D
-8
V
_I
N
R
E
T_
G
N
D
V
INB
M
/DGN
D
M
/DGN
D
V
IN
B
V
IN
C
D
/M
G
N
D
C
O
M
P
O
N
ENT
SW2
V+
5V
V-
5V
VA
G
ND
C
O
M
P
O
N
ENT
_SW1
C
O
M
P
O
N
ENT
SW1
CURREN
T_
D
E
T
R
LY
_H
IB
R
LY
_SB
C
O
M
P
O
NEN
T_
DE
T
H
/P
_L
R
LY
_F
ZV
O
L_
ST
B
ZV
O
L_CL
K
M
VO
L_D
AT
A
V-
5V
VA
G
ND
V+
5V
R
LY
_F
R
LY
_SB
R
LY
_H
IB
A
M
PSI
G
_DET
H
/P
_L
H
/P
_GN
D
NC(HDA
M
_GND
)
DUMMY
AC_IN
AC_IN
AC_IN
VGND
C5048
100N(M)-50V
MAIN 2/3 _ M3
BKT5001
BKT5002
RET_GND
AC_IN
MAIN TRANS TAP
AC_IN
OPEN
C5052
F5009B
T1.6AL 250V
C5051
100N(M)-50V
F5008B
T1.6AL 250V
C5049
OPEN
C5047
OPEN
F5006B
T1.6AL 250V
F5005B
T1.25AL 250V
FUSE
T1.6AL/250V
AVR-X3500
MAIN 2/3 _ B3
BKT5004
T1.25AL/250V
F5007B
T1.6AL 250V
2
1
13
11
14
12
10
9
7
5
3
8
6
4
15
CN4002
CP5000
C125Z1-21
F5006,F5007,F5008,F5009
CP1039
C125Z1-31
HDMI _ DIGITAL CNT _ D5
VIDEO_F/CNT 1/2 _ O5
INPUT 1/1 _ I1
5
3
1
8
6
4
2
9
7
C125Z1-09
CP4203
VIDEO_F/CNT 2/2
FRONT_CNT PART
1
3
5
2
4
6
8
10
12
14
16
18
7
9
11
13
19
17
15
CN4003
CP1039
CP4203
CP5000
CN4002
CN4003
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
28