S-28
S4.5. AV_IO (AV) Schematic Diagram
Confidential
Until
C
_
I
N
B
O
O
S
T
E
R
_
5
V
B
T
L
+
3
0
V
I2C5_DATA
I2C5_CLK
CPN_C_IN_DM
AADC_R
AADC_L
AV2_G_IN
AV2_V_IN
AV2_R_C_IN
AV2_B_IN
HSYNC
SLICER_VIDEO
V_Y_IN_DM
X
_
S
W
_
5
R
8
V
P
S
_
1
1
R
6
V
TU_REG5V
G
_
T
U
_
I
F
A
G
C
_
A
B
E
_
3
R
3
V
A
_
G
N
D
GND
AU_GND
FM_MUTE_H
VHS_OUT_R
VHS_OUT_L
VHS_V_Y_OUT
F
_
I
N
P
U
T
_
L
F
_
I
N
P
U
T
_
R
C
P
N
_
C
_
F
I
N
C
P
N
_
Y
_
F
I
N
F
_
I
N
P
U
T
_
V
BPB_OUT_DM
Y_OUT_DM
RPR_OUT_DM
C_OUT_DM
GPY_OUT_DM
U
N
R
E
G
_
3
8
V
X
_
S
W
_
1
2
V
A
V
I
O
_
P
O
N
_
L
A
V
2
_
P
B
_
H
A
V
2
_
B
L
A
N
K
I
N
G
P
5
0
DVD_R_OUT
DVD_L_OUT
MIX_L_OUT_DM
G_TU_L_A
G_TU_R_A
MIX_R_OUT_DM
BST_ON_H
G
_
T
U
_
V
_
O
U
T
_
A
G
_
T
U
I
F
O
U
T
1
_
A
G
_
T
U
I
F
O
U
T
2
_
A
LB7401
J0JHC0000032
J
0
J
B
C
0
0
0
0
0
1
1
L
B
4
1
0
3
L
B
4
1
0
4
J
0
J
B
C
0
0
0
0
0
1
1
J
0
J
B
C
0
0
0
0
0
1
1
L
B
4
1
0
5
L
B
4
1
0
6
J
0
J
B
C
0
0
0
0
0
1
1
L
B
4
1
0
2
J
0
J
H
C
0
0
0
0
0
2
1
L
B
3
9
0
1
J
0
J
G
C
0
0
0
0
0
2
0
J0JHC0000032
LB7402
LB4906
ERJ3GEY0R00V
J
0
J
G
C
0
0
0
0
0
2
0
L
B
4
9
0
1
LB4101
J0JBC0000041
J0JCC0000103
LB4965
L
B
7
4
0
3
J
0
J
H
C
0
0
0
0
0
3
2
LB4963
J0JCC0000103
R
4
9
3
3
1
K
2
2
K
R
4
9
0
4
R
3
9
2
1
6
8
0
0
R3916
100
R3917
100
R3931
100K
R
4
9
3
4
8
2
K
8
2
K
R
4
9
3
2
7
5
R
3
9
0
6
7
5
[
F
]
R
3
9
0
4
7
5
[
F
]
R
3
9
0
5
7
5
[
F
]
R
3
9
0
3
10K
R4916
R4917
10K
7
5
[
F
]
R
3
9
1
0
R
3
9
1
1
7
5
[
F
]
R
3
9
1
2
7
5
[
F
]
R
3
9
1
3
7
5
4
7
0
R
4
9
0
8
R
4
9
0
9
4
7
0
4
7
0
R
4
9
1
0
4
7
0
R
4
9
1
1
R4918
10K
R4919
10K
7
5
R
3
9
0
2
7
5
[
2
2
]
R
3
9
0
1
R
3
9
0
9
7
5
R
3
9
0
8
7
5
R
3
9
0
7
E
R
D
S
2
T
J
2
2
1
T
R
4
1
0
3
1
K
R
4
1
0
4
1
K
R
4
9
1
4
4
7
K
R
4
9
1
5
4
7
K
R
4
1
0
1
1
K
R
4
1
0
2
1
K
R
4
9
0
1
4
7
K
R
4
9
0
2
4
7
K
R4922
470
R4927
470
R
3
9
2
2
3
3
0
0
1
0
K
R
3
9
2
0
R3965
75
3300
R4903
R4905
3300
R
4
9
3
0
*
*
R
4
9
3
1
R
3
9
1
9
3
3
0
0
R
3
9
2
3
3
3
0
0
R4952
100
R4950
100
1
K
R
4
9
3
5
V
W
J
0
7
9
5
=
7
.
5
T
W
4
5
0
4
K
4
9
0
3
V
W
J
0
7
9
5
=
1
5
$
[
J
0
J
D
C
0
0
0
0
0
9
2
]
K
7
4
0
0
K7402
ERJ3GEY0R00V
V
W
J
0
7
9
5
=
1
7
.
5
K
3
9
0
3
K7401
J0JDC0000092
VWJ0795=27.5
K4902
K
3
9
0
2
V
W
J
0
7
9
5
=
2
7
.
5
K4901
$[ERJ3GEY0R00V]
6
4
5
3
1
2
K
2
H
A
3
0
6
B
0
0
8
1
J
K
4
9
0
1
G4901
C4942
$[F1H1C104A071]
F1H1C104A071
C3947
16V
F1H1C104A071
C3927
16V
F1H1C104A071
C3926
16V
F1H1C104A071
C3925
16V
F1H1C104A071
C3924
16V
C3906
F1H1C104A071
16V
C3908
F1H1C104A071
16V
C3907
F1H1A105A028
10V
F
1
H
1
H
4
7
0
A
0
0
4
C
4
1
0
3
5
0
V
F
1
H
1
H
4
7
0
A
0
0
4
C
4
1
0
4
5
0
V
C3904
F1H1H103A219
50V
C
3
9
1
4
F
1
H
1
H
1
0
3
A
2
1
9
5
0
V
C7412
F1H1H103A219
5
0
V
C
7
4
1
1
F
1
H
1
A
1
0
5
A
0
2
8
1
0
V
C7403
F1H1A105A028
10V
C
7
4
0
4
F
1
H
1
A
1
0
5
A
0
2
8
1
0
V
C7410
F1H1A105A028
10V
C
4
9
4
6
F
1
H
1
H
1
0
2
A
0
1
3
5
0
V
F
1
H
1
H
1
0
2
A
0
1
3
C
4
9
4
7
5
0
V
C3923
F1H1H103A219
50V
$[F1H1H102A004]
C4951
C3922
F1H1H103A219
50V
F
1
J
1
A
2
2
5
A
0
0
3
C
4
9
2
2
1
0
V
F
1
J
1
A
2
2
5
A
0
0
3
C
4
9
2
4
1
0
V
F
1
J
1
A
2
2
5
A
0
0
3
C
4
9
2
5
1
0
V
F
1
J
1
A
2
2
5
A
0
0
3
C
4
9
2
3
1
0
V
C
3
9
4
6
*
*
C
4
9
3
0
*
C
4
9
3
8
C3902
*
F1H1H103A219
C7401
50V
C4965
F1H1H471A792
5
0
V
$[F1H1H102A004]
C4950
C4967
F1H1H471A792
5
0
V
C4106
F1H1H101A004
50V
C4105
F1H1H101A004
50V
C4101
F1H1H471A792
50V
C4102
F1H1H471A792
50V
F1H1H471A792
C4107
50V
C4108
F1H1H471A792
50V
C
4
1
1
0
F
1
H
1
H
4
7
0
A
0
0
4
5
0
V
F
1
H
1
H
4
7
0
A
0
0
4
C
4
1
0
9
5
0
V
F1H1H101A004
C4111
50V
C4112
F1H1H101A004
50V
F1H1A105A028
C4917
10V
C4918
F1H1A105A028
10V
C3910
F1H1H103A219
50V
C3909
F1H1A105A028
10V
C3956
F1H1H103A219
50V
C3955
F1H1H103A219
50V
C
3
9
3
4
F
1
H
1
C
1
0
4
A
0
7
1
1
6
V
F
1
H
1
A
1
0
5
A
0
2
8
C
7
4
0
6
1
0
V
C
7
4
0
7
F
1
H
1
A
1
0
5
A
0
2
8
1
0
V
C
3
9
2
8
F
1
H
1
H
1
0
3
A
2
1
9
5
0
V
C
3
9
1
1
F
1
H
1
H
1
0
3
A
2
1
9
5
0
V
C3948
F1H1C104A071
16V
C4943
F1H1A105A028
10V
F1H1A105A028
C3905
10V
C
4
9
2
6
F
1
H
1
A
1
0
5
A
0
2
8
1
0
V
C
3
9
4
0
F
1
H
1
H
3
3
0
A
0
0
4
5
0
V
F
1
H
1
C
1
0
4
A
0
7
1
C
3
9
1
6
1
6
V
F
1
H
1
C
1
0
4
A
0
7
1
C
3
9
1
5
1
6
V
C
3
9
1
3
F
1
H
1
C
1
0
4
A
0
7
1
1
6
V
C
4
9
4
1
F
1
H
1
A
1
0
5
A
0
2
8
1
0
V
C
4
9
3
2
F
1
H
1
A
1
0
5
A
0
2
8
1
0
V
F
1
H
1
A
1
0
5
A
0
2
8
C
4
9
3
3
1
0
V
C
4
9
3
4
F
1
H
1
A
1
0
5
A
0
2
8
1
0
V
F
1
H
1
A
1
0
5
A
0
2
8
C
4
9
2
8
1
0
V
C
4
9
3
1
F
1
H
1
A
1
0
5
A
0
2
8
1
0
V
F
1
H
1
A
1
0
5
A
0
2
8
C
4
9
2
9
1
0
V
F
1
H
1
A
1
0
5
A
0
2
8
C
4
9
3
6
1
0
V
F
1
H
1
A
1
0
5
A
0
2
8
C
4
9
3
7
1
0
V
F
1
H
1
A
1
0
5
A
0
2
8
C
4
9
4
0
1
0
V
F
1
H
1
A
1
0
5
A
0
2
8
C
4
9
3
9
1
0
V
C3921
F1H1C104A071
16V
C3920
F1H1C104A071
16V
9
5
1
3
7
2
6
4
8
21
17
13
11
15
19
18
14
12
16
20
10
K
1
F
B
1
2
1
B
0
0
1
8
J
K
3
9
0
1
9
5
1
3
7
2
6
4
8
21
17
13
11
15
19
18
14
12
16
20
10
K
1
F
B
1
2
1
B
0
0
1
8
J
K
3
9
0
2
B
0
A
A
C
K
0
0
0
0
0
4
D
3
9
0
1
B0JCDD000001
D4901
5
4
3
2
1
IC7401
C0CBCDC00052
5
4
3
2
1
I
C
7
4
0
2
C
0
C
B
C
D
C
0
0
0
5
2
5
4
3
2
1
I
C
7
4
0
3
C
0
D
B
G
H
D
0
0
0
1
1
5
2
6
1
3
4
C1AB00001340
IC3905
T
L
4
9
0
2
TL4901
QR7403
$[UNR5213J0L]
B1GBCFJJ0040
QR4901
QR4912
B1GBCFGA0027
QR4913
B1GBCFGA0027
QR7404
$[UNR5112J0L]
B1GDCFNN0024
QR4911
CL4909
CL4908
CL4906
CL4904
CL4907
CL4905
C
L
4
9
1
0
1
8
6
4
2
3
5
7
9
1
1
1
0
K
1
K
A
1
1
A
A
0
0
3
1
P
7
4
0
1
1
8
6
4
2
3
5
7
9
1
1
1
0
K
1
K
A
1
1
A
A
0
0
3
1
P
7
4
0
2
1
8
6
4
2
3
5
7
9
1
3
1
1
1
2
1
0
K
1
K
B
1
3
A
A
0
0
3
2
P
6
0
0
4
F
2
A
0
J
1
0
2
A
8
3
3
C
3
9
0
1
6
.
3
V
C4945
F2A1E4700048
25V
*
C
3
9
2
9
*
C
4
9
2
7
*
C
4
9
3
5
C4944
*
*
C
3
9
1
2
8
0
1
9
0
8
5
8
1
8
3
8
4
8
2
8
8
8
9
8
6
8
7
9
9
9
6
9
7
9
3
9
1
9
2
9
5
9
4
9
8
1
0
8
6
7
9
7
4
7
2
7
1
7
3
7
5
5
2
2
9
5
4
2
7
5
6
5
8
6
3
6
1
5
9
6
0
6
2
5
7
5
5
1
8
2
3
2
5
2
6
2
4
1
9
2
1
2
2
2
0
2
8
5
3
4
0
3
8
3
6
3
2
3
4
3
3
3
1
3
5
3
7
3
9
3
0
5
0
4
8
4
6
4
1
4
3
4
5
4
4
4
2
4
7
4
9
5
1
7
0
6
8
6
6
6
4
6
5
6
7
6
9
1
2
1
3
1
1
1
7
1
5
1
4
1
6
7
9
7
7
7
6
7
8
5
2
4
3
1
0
0
IC3901
C1AB00003267
B1ADLB000006
Q4901
Q3901
B1ADCF000172
A
V
1
_
L
I
N
A
V
1
_
L
I
N
A
V
2
_
R
O
U
T
A
V
2
_
R
O
U
T
A
V
2
_
R
I
N
A
V
2
_
R
I
N
A
V
1
_
R
I
N
A
V
1
_
R
I
N
A
V
1
_
V
_
O
U
T
A
V
1
_
V
_
O
U
T
A
V
1
_
F
S
_
O
U
T
A
V
1
_
F
S
_
O
U
T
A
V
2
_
V
_
O
U
T
A
V
2
_
V
_
O
U
T
A
V
1
_
R
_
G
_
O
U
T
A
V
1
_
R
_
G
_
O
U
T
A
V
1
_
B
_
O
U
T
A
V
1
_
B
_
O
U
T
A
V
1
_
R
_
C
_
O
U
T
A
V
1
_
R
_
C
_
O
U
T
A
V
2
_
B
_
I
N
A
V
2
_
B
_
I
N
A
V
2
_
R
_
C
_
I
N
A
V
2
_
R
_
C
_
I
N
A
V
2
_
G
_
I
N
A
V
2
_
G
_
I
N
AV1_FB_OUT
A
V
1
_
F
B
_
O
U
T
AV2_BLANKING
A
V
2
_
B
L
A
N
K
I
N
G
A
V
2
_
L
I
N
A
V
2
_
L
I
N
AV1_VIN
A
V
1
_
V
I
N
AV2_V_IN
A
V
2
_
V
_
I
N
A
V
2
_
L
O
U
T
A
V
2
_
L
O
U
T
A
V
1
_
R
O
U
T
A
V
1
_
R
O
U
T
A
V
1
_
L
O
U
T
A
V
1
_
L
O
U
T
GND
GND
GND
GND
GND
G
N
D
GND
GND
GND
GND
GND
G
N
D
G
N
D
G
N
D
GND
GND
V
V
V
V
A
A
A
A
A
A
A
A
A
A
A
A
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
T
U
T
U
TU
TU
TU
T
U
TU
TU
TU
T
U
T
U
T
U
T
U
T
U
GND(GREEN)
GND(GREEN)
PB +12V
AV +12V
8
8
9
9
-/CONTROL
-/CONTROL
10
10
GND(BLUE)
GND(BLUE)
AUDIO IN CH1(L)
AUDIO IN CH1(L)
GND(A)
GND(A)
5
5
6
6
4
4
BLUE
BLUE
7
7
GREEN
GREEN
11
11
AUDIO OUT CH2(R)
AUDIO OUT CH2(R)
1
1
AV1(TV)
AV2(DECODER/EXT)
AUDIO OUT CH1(L)
AUDIO OUT CH1(L)
3
3
AUDIO IN CH2(R)
AUDIO IN CH2(R)
2
2
GND(RED)
GND(RED)
13
13
-/DATA
-/DATA
12
12
VIDEO OUT/Y OUT
VIDEO IN
GND(V IN)
GND(V IN)
GND(V OUT)
GND(V OUT)
20
20
19
19
VIDEO IN/Y IN
VIDEO OUT
17
17
18
18
21
21
GND(BLANK)
GND(BLANK)
14
14
BLANKING
BLANKING
RED/C OUT
RED/C IN
15
15
16
16
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
or
o
r
o
r
o
r
o
r
o
r
o
r
o
r
o
r
or
or
or
or
o
r
o
r
o
r
o
r
o
r
o
r
o
r
o
r
o
r
o
r
o
r
o
r
o
r
o
r
o
r
o
r
o
r
o
r
o
r
2010.12.31
[99]ENC B/B-Y IN
[82]V SYNC OUT
[97]ENC G/Y IN
M
E
T
E
R
L
G
N
D
R
E
G
M
E
T
E
R
R
B
-
Y
O
U
T
C
P
N
Y
O
U
T
S
A
G
E
X
T
C
T
L
1
C
P
N
Y
O
U
T
A
V
1
B
O
U
T
[83]Y/V ADC
[84]VCC5V VSW
V DET IN
SCL IN
[81]C ADC
R
F
O
U
T
G
N
D
A
R
A
A
D
C
L
O
U
T
A
L
C
D
E
T
A
V
2
R
O
U
T
C SYNC OUT
A
A
D
C
R
O
U
T
G
N
D
A
L
SLICER
A
V
1
R
O
U
T
A
V
1
L
O
U
T
A
V
2
L
O
U
T
[100]REG2.5
[98]GND VSW
R
-
Y
O
U
T
ENC R/R-Y IN
GND LOGIC
VCC LOGIC
A
V
2
R
/
C
I
N
A
V
2
B
I
N
G
N
D
V
D
G
N
D
V
D
V
C
C
5
V
V
D
A
V
2
G
I
N
R
E
G
2
.
5
V DET OUT
V DET FIL
ENC C IN
SDA IN
ENC Y IN
S
Y
N
C
S
E
P
L
P
F
A
V
1
R
/
C
O
U
T
V
C
C
5
V
R
G
B
N
C
N
C
NC
NC
A
V
1
L
I
N
VCC 11R6V
A
V
4
L
/
T
U
2
A
L
I
N
VCR C IN
R
E
G
9
V
A
R
A
D
A
C
R
I
N
REF_4.5V
V
C
R
R
I
N
A
V
3
L
I
N
T
U
1
R
I
N
VCR Y IN
[51]AV4 R/TU2 A RIN
[52]AV1 RIN
[31]AV2 V/Y IN
[32]AV2 FB IN
[33]AV1 V IN
[30]TU1 V IN
[50]AV3 RIN
[53]AV2 RIN
AV3 V IN
EXT CTL3(TU_PON_H)
EXT CTL4(IO_PSAVE_H)
AV1 FB OUT
AV4 V IN
G
N
D
V
C
A
V
1
V
O
U
T
V
C
C
5
V
V
D
VCC 5V VD
A
V
2
V
O
U
T
A
V
1
F
S
O
U
T
V
O
U
T
C
O
U
T
V
S
A
G
AV4 C IN
AV3 C IN
AV4 Y/TU2 V IN
VCC ALL 5V
AV3 Y IN
T
U
1
L
I
N
A
D
A
C
L
I
N
R
E
G
9
V
A
L
V
C
R
L
I
N
A
V
2
L
I
N
M
U
T
E
F
I
L
Y
O
U
T
G
N
D
R
G
B
Y
S
A
G
A
V
1
G
O
U
T
X
_
S
W
_
5
R
8
V
X
_
S
W
_
5
R
8
V
X
_
S
W
_
5
R
8
V
AV2
AV1
CNT
CNT
VOUT
VOUT
VOUT
VIN
VIN
VIN
BOOSTER5V
CN
CONT
TUREG5V
(MM1501XNRE)
IN2
IN1
VCC
SW
OUT
PS5V
T
_
C
S
T
_
C
S
A
S
C
2
_
T
X
D
A
S
C
2
_
R
X
D
P
S
1
1
R
6
V
D
3
R
3
V
D
3
R
3
V
to BACKEND PACK
to BACKEND PACK
T
_
D
A
T
A
_
T
X
T
_
D
A
T
A
_
R
X
D
E
C
_
A
U
D
_
R
D
E
C
_
C
_
O
U
T
D
E
C
_
Y
_
O
U
T
I
F
_
O
U
T
[
-
]
D
E
C
_
A
U
D
_
L
I
F
_
O
U
T
[
+
]
I
F
_
A
G
C
A
G
N
D
A
G
N
D
A
G
N
D
A
G
N
D
D
I
_
P
O
N
_
H
A
S
C
O
_
T
X
D
A
S
C
O
_
R
X
D
T
_
D
A
T
A
T
_
C
L
K
B
E
_
3
R
3
V
B
E
_
3
R
3
V
B
E
_
3
R
3
V
to D-IF PCB
(
M
M
1
8
9
5
A
P
R
E
)
(LV71081E-MPB-E)
Modify Category
1
2
3
Variation
Type
EX99VEG
C
EZ49VEG
B
EZ49VEB,EZ49VEC,EX99VEB
A
VariationCategory
C3902
C3912
C3929
C3946
C4927
C4930
C4935
C4938
C4944
R4930
R4931
A
B/C
$
47K
$
47K
F2A1E4700048
F2A1E4700048
$
F1H1A105A028
│F1H1A105A036
F2A1E4700048
F2A1E4700048
$
F1H1A105A028
│F1H1A105A036
F2A1E4700048
F2A1E4700048
$
F1H1C104A071
│F1H1C104A001
│F1H1C104A041
F2A0J101A167
F2A0J101A167
F2A1C100B099
F2A1C100B099
F1H1C104A071
│F1H1C104A001
│F1H1C104A041
$
DMR-EZ49VEB
AV_IO Section
(VHS_Main P.C.B.(4/5))
Schematic Diagram (AV)
DMR-EZ49VEB
DMR-EZ49VEB
DMR-EZ49VEB
AV_IO Section
(VHS_Main P.C.B.(4/5))
Schematic Diagram (AV)
AV_IO Section
(VHS_Main P.C.B.(4/5))
Schematic Diagram (AV)
AV_IO Section
(VHS_Main P.C.B.(4/5))
Schematic Diagram (AV)
2/4
4/4
1/4
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
N
M
L
K
J
I
H
G
F
E
D
C
B
A
3/4
S-28
Summary of Contents for DMR-EZ49VEG
Page 5: ...5 2 2 Precaution of Laser Diode ...
Page 7: ...7 3 Service Navigation 3 1 Service Information 3 2 Caution for DivX except DMR EZ49VEB ...
Page 10: ...10 4 Specifications ...
Page 11: ...11 ...
Page 13: ...13 ...
Page 35: ...35 9 2 P C B Positions ...
Page 46: ...46 10 1 2 Checking and Repairing of Main P C B ...
Page 47: ...47 10 1 3 Checking and Repairing of RAM Digital P C B Module ...
Page 75: ...S 23 ...
Page 91: ...S 39 ...
Page 126: ...S 74 ...