Panasonic DMR-EZ45VEB, Service Manual

Page: 61 / 108

13.3. DIGITAL I/F
Note:
Marked $ (spare) parts are not assembled
* Optional Parts
DMR-EZ45VEB
DIGITAL I/F
SCHEMATIC DIAGRAM
R9770
*
R9771
*
T
L
9703
1
2
X
9702
*
1
2
X9701
C9745
*
C9738
18P
C9739
18P
R9722
100
C9733
100P
C9724
0.1
R9769
100
R9766
100
R9702
10K
R9724
100
R9721 100
R9720 100
R9732
$
R9737
$
R9733
$
R9735
$
R9734
$
R9746
$
C9709
$10P
C9728
$
10P
C9777
$
10P
C9711
10P
C9712
10P C9710
10P
R9793
* (DVB)
R9791
*
R9745 100
TBUS_CLK
TBUS_RXD
TBUS_TXD
EPG_TXD
EPG_RXD
XMPREQ
XINTM
XINTP
VHS_
C
L
K
VHS_
OUT
VHS_
IN
C9719
0.01
XRESET
D
V
B_O
U
T
DV
B
_
C
L
K
DV
B
_
C
S
R9726 100
R9742 100
AD_5V
R9717 100K TL9704
R9752
100
R9701
10K
C9726
0.1
R9730
100
3R3V
3R3V
R9754
43K
R9753 39K
R9756
8K
2
R9758
8K
2
R9757
8K
2
LB9703
0
C9707
0.1
Ba
ckup_5V
L
B
9705
0
C9725
10V1 C9748 0.1
C9753 47P R9774
2K
R9773
2K C9747 0.1
C9752 47P
C9754
10V1
AADC_L
AADC_R
SYNC_DET
AU_GND
SCART_MUTE
AU_GND
AV2_PB_H
TU_P_ON_H
AFC
AU_GND
GND
MIX_ROUT_DM
MIX_LOUT_DM
I2C5_CLOCK
I2C5_DATA
SLICER_VIDEO
X_SW_12V
MGND
X_SW_5R8V
X_SW_5R8V
GND
RPR_OUT_DM
BPB_OUT_DM
GPY_OUT_DM
GND
GND
CPN_C_IN_DM
V_Y_IN_DM
C_OUT_DM
Y_OUT_DM
SW2_TU
OUT
A
1
IN
A
-
2
INA+
3
V-
4
IN
B
+
5
IN
B
-
6
OUT
B
7
V+
8
IC9305
OUT
A
1
INA-
2
IN
A
+
3
V-
4
IN
B
+
5
IN
B
-
6
OUT
B
7
V+
8
IC9302
R9301
0
R9302
0
C9318
$
C9317
$
R9316
220
R9317
220
C9316 1000P
C9315
1000P
QR9304
QR9305
Q
R9302
$
Q
R9303
$
R9312
470
R9315
470
C9310
150P
C9309
150P
C9305 16V
10
R9311
47K
R9310
47K
C9337
6V
22
R9313
0
R9314
0
NR
1
GND
2
ON(
H)
3
Vi
n
4
V
out
5
IC9301
QR9301
A
U
_5V
MI
X_
L
_
OUT
_
DM
MI
X_
R
_
OUT
_
DM
C9301 50V
0.1
C9302
50V
0.1
C9336 0.1(50V
)
C9306 1000P
C9311
16V47
C9312
16V47[2O]
C9303
10V
1000
R9334
20K
R9333
2K2 R9332
2000
R9331
10K
Q9701
Q
9705
Q9702
Q9706
R9704
1K
R9779
3900
R9780
1K
R9781 100K
R9739
100K
C9720 0.1 C9714 0.1 C9713 0.1
C9757
1
C9701
1
SLICER_V
CVIN1
SYNC_IN
C9702 $
560P
C9734 $
560P
QR6402
QR6403
Q6401
R6402
15K
R6403
10K
R6406
470K R6407
15K
R6405
22K
R6404
470
D
6401
Q6402
R6408
100K
R6401
220 R6409
100K
R6410
220K
R6411
2R2M
R6413
47K R6414
4700
C6401
220P
C6402
220P
D6402
P50OUT
P50IN
Q6403
Q6404
D3R8V
T_CS
T_DATA
T_CLK
ASCO_TXD
ASCO_RXD
GND
DI_PON_H
DVB_OUT
DVB_CLK
DVB_CS
VHS_IN
VHS_CLK
VHS_OUT
Q9704
Q9703
R9711
470K
R9712
15K
R9708
1K
R9709
4700
C9741
0.1
1
2
3
P9701
FAN_PWM_OUT
C9740
$
P5
0
_
HDMI
P50 ->H7
V
out
Vd
d
GND
NC NC
IC9703
C9735
0.01
C9736
0.01
OUT VDD GND
NC NC
IC9702
C9715
0.01
C9704
0.01
R9731
10K
QR9701
R9736
47K
AD5
V
1 2 3
4 5
C9749
0.1
R9760 4700
R9759 4700
C9737
* (ATU)
R9716
* (
A
T
U)
C9706
6V100
DS
GND
NC
OUT
VDD
IC9706
* (ATU)
C9750
* (ATU)
1
2
3 4
5
IIC_CLK IIC_DAT
IIC_CLK
IIC_DAT
IIC_CLK
IIC_DAT
R9744 100
EP
G
_
TX
D
EP
G
_
R
X
D
U
A
R
TP2
M
UA
R
T
M
2
P
XI
NT
P
R9703 0
R9700 0
R9714 0
R9713 0
R9707 0
XI
NP
SC
L
K
XI
NT
M
SB
PT
M
SB
MT
P
XMPR
E
Q
AU
5
V
XDMUT
E
AADC
_
L
AADC
_
R
AG
N
D
AG
N
D
AG
N
D
M
IXL
OUT
_
DM
M
IXR
OUT
_
DM
GND GND GND GND GND GND GND GND GND GND
D3
R
3
V
GND GND GND
XI
NT
M
R9772
100
XMPR
E
Q
TB
U
S
_
C
LK
T
B
US_
T
XD
R9777 100
T
BU
S
_RX
D
Q9101
R9144
47K
R9145
22K
R9102
$
D
9107
$
XD MUTE XT MUTE
MUTE
3.3V
Y
OUT
_
DM
CO
U
T
_D
M
GPY
OUT
_
DM
R
P
R
OUT
_
DM
BP
BO
U
T
_D
M
R_IN
G
_IN
B_IN
RG
B_CP
S
V
IN
D
R12V
D
R12V
DR
GND
DR
GND
DR
5
V
DR
5
V
IT
M2A
IT
A
2M
I2C5
D
T
I2C5CK XFW
E
RXD
TXD
RX
D
TX
D
GND GND
CP
N
CIN
_D
M
V_
YI
N_
DM
GND GND GND
GND GND GND
ANA5
V
X
_S
W
_12V
X
_S
W
_12V
X
_S
W
_12V
X
_S
W
_12V
X
_S
W
_12V
X
_S
W
_12V
X
_S
W
3R8V
X
_S
W
3R8V
E
PG_
VI
DE
O
ANA3
R
3
V
C
SYNC
_
IN
GND GND GND GND GND GND P_
OFF_
L
3
GND
E
PG_
ON_
H/
B
US
Y
GND BS
_O
N
IE
CO
U
T
XS
W3
R2
/D
3
R3
V
IT
_CK
POFF_
L
R9795
220
SW_UART
XRESET
MAX_RD
GND
D3R3V
MAX_TD
R9764 100
K9708
* (JIG)
R9719
* (JIG)
EPG_TXD
EPG_RXD
R9787
* (JIG)
R9723
$
Vin
1
Vcc
2
GND
3
IC9700
L
B
9700
0
C9723
L9700
1 2
IP9102
R9143
330 C9156
0.01
D9104 C9157
6V2.2
L9105
68U
3.3V
to
H
7
D9105
Q9106
C9751
$
C9716
0.01
C9746
$
C9744
$
C9708
0.01
C9717
0.01
L
B
9707
C
9116
6V
2.
2
C
9138
330P
X_SW5R8V
C
9111 10V
1
C9721
10V1
C
9705 0.
01
C
9703 10V
1
R
9715 560
X_SW3R8V
C9135
0.01
LB9701
C9755
$
L
B
9704
L
B
9708
C9718
0.01
P_SAVE_L
DR_12V
DR_5V
DR_GND
K9715
$
K9707
K9706
C9759
$
C9760
$
LB9702
0
R9763 *100(DVB)
R9761 *100(DVB)
R9755 *100(DVB)
HDM
I_
CE
C
_
M
ONI
P50
AV2_BLANK
R9789
*
R9792
*
R9790
*
K9703
*(DVB)
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P9102
*
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P9103
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P9101
1
2
3
4
5
6
7
8
9
P9104
* (DVB)
1
2
3
JK9301
X_SW12V
DR_PON_H
X_SW17V
X_SW12V
X_SW3R8V
DR_GND
DR_PON_H
HDD_PFAIL_L
X_SW5R8V
R9725
10K
R9794 4K7
to
HD
MI
board
to
VHS
Main
to
VHS
m
ain
AU_GND
5V-Reset
3.3V-Reset
SYS_P_FAIL[H]
DI_PON_H
DR_5V
DR_12V
R9799 $ 3900
P_SAVE_L
ANA3R3V
ANA5
V
R9797
$
R9796
4700
BE1R8V
BE1R8V
R9146
1K
R9798
* (
e
x
.JI
G)
R9778
*(
J
IG
)
R9783
100K
R9775
10K
C9764
$
R9802
$
R9803
* (ex.HDD)
R9718
*(HDD)
C9765
* (HDD)
6
5
4
3
2
1
P9704
* (JIG)
LB9706
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
1
2
3
4
5
6
7
8
9
1
0
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
P9
7
0
3 *
R9800
100
R9801
100
CSYNC_IO
R9804
*
V0
1
NC GND CN
CO
N
T
NC NC
VI
N
IC9102
V0
1
NC GND CN
C
ONT
NC NC
VI
N
IC9106
FAN_DC_OUT
GND
FAN_LOCK
GND
R9748
100
R9808
$
R9807
$
R9806
$
R9805
$
R9776
100
C9778 0.01
R9747 100
R9749 100
R9750 100
C9779 0.01
C9780 0.01
C9781 0.01
K9713
* (ATU)
AU_GND
M_GND
DCLI_GND
SYS_GND
R9710
X_SW_5R8V
GND
X_SW_3R8V
GND
X_SW_3R8V
HDMI_CEC_CONT
HOT_PLUG
HDMI_P5_ON_H
HDMI_P3_ON_H
HDMI_CEC_MONI
R9743 $4K7 R9810 4K7
R9811 4K7
R9814 *100(DVB) HDMI_CEC_CONT
R9824 100
R9816
100
R9815
100
R9765
* (
A
T
U)
R9132
$
QR9104
$
C9742
*
R9767
*
K9716
C9766
0.1
C9722
0.1
R9788
15K
R9827
0
R9828
$
QR9703
X_SW_17V
A3_SW_IN
GND
IO_P_SAVE_H
GND
5V_AD
VTR_CS
VHS_S_OUT
GND
VHS_S_CLK
VHS_S_IN
P_FAIL
GND
REMOCON
P_SAVE_H
D
9702
*(
D
V
B
)
1
V
H
S
_S
_CL
K
2
R
E
MOC
ON
3
VSYNC
4
FL
_
T
XD
5
F
L
_RX
D
6
FL
_
C
L
K
7
ST
AR
T
(GND)
8
CN
V
s
s
9
32kH
z
_IN
10
32kH
z
_O
U
T
11
X
R
ES
ET
12
1
0
MHz
_
OUT
13
DGND
14
10M
H
z
_IN
15
V
3R3
16
XNMI
(5
V)
17
XMPR
E
Q[
T
BUS]
18
XI
NT
M[
T
BUS]
19
CE
C_IN
T
20
XI
NT
P_
OUT
21
F
AN_
PW
M_
OUT
22
XI
NT
M_
OUT
23
125H
z
24
N
C
/IIC_C
L
K
25
N
C/
IIC_D
A
T
A
26
N
C/
DIG
_S
_CS
27
N
C/
DIG
_S
_CL
K
28 29 30
31
32
ONBOARD_GND
33
HDMI_3VREG
34
TBUS_TXD
35
TBUS_RXD
36
TBUS_CLK
37
EPG_TRIG
38
FAN_LOCK
39
HDD_PFAIL[L]
40
P_SAVE[L]
41
DR_P_ON[H]
42
TU_P_ON[H]
43
DI_P_ON[H]
44
FL_CS[L]
45
ONBOARD_5V
46
SYNC_DET
47
AV4_SIN[L]
48
AV2_PB_L
49
WIDE[H]
50
FL_
R
ES
ET
51
IR_C
S
52
IR_BU
S
Y
53
HDMI
_5
VR
E
G
54
HDMI
_
HO
T
PL
UG
55
TES
T2
[H
]
56
SYS2
57
F
L
_100M
M_H
58
RF
C_A
_M
U
T
E
59
A
V
3_S
IN
[L
]
60
P_
SA
VE
[H]
61
V5
V
62
FI
L
AME
NT
_
ON[
L
]
63
GND
64
X
TM
U
TE[
L]
65
NC
66
S
D
_
LED
67
D
U
B_L
E
D
68
V
H
S
_
S
EL_
LED
69
HDD_
SE
L
_
L
E
D
70
D
VD_
SE
L
_
L
E
D
71
S
D
_
S
EL_
LED
72
P
_F
A
IL
[L
]
73
SYS_
P_
F
AI
L
[H]
74
P
50_CE
C_IN
T
75
P
50_CE
C_O
U
T
76
S
C
A
RT_
M
U
TE_
H
77
CE
C_O
U
T
78
IO
_P
_S
A
V
E
[H
]
79
V
H
S
_S
_CS
80
81
DC_L_CH
82
DC_R_CH
83
AFC
84
AV2_PIN8
85
KEYIN1
86
KEYIN2
87
KEYIN3
88
CVIN
89
V5VA
90
3R3V_OFF_H
91
GNDA
92
TEST1
93
LP3
94
LP4
95
GND_AD
96
M1
97
SYNCIN
98
V5VA
99
VHS_S_IN
100
1 VHS_S_OUT
31 ONBOARD/EPG_TXD
32 ONBOARD/EPG_RXD
81 AV2BLANKING
30 IIC_DATA/DIG_S_OUT
29 IIC_CLK/DIG_S_IN
IC9704
*(DVB-T)
QR9704
* (JIG)
K9717
* (DVB)
1 2 3 4 5 6 7 8 9
10
PS9701
1 2 3 4 5 6 7 8 9
10
PS9702
KEYI
N
1
KEYI
N
2
KEYI
N
3
H
D
D_
SEL
_
L
ED
VH
S_
SEL
_
L
ED
D
V
D_
S
E
L
_
L
ED
AD
5
V
F
L
_
R
ESET
GN
D
FL
_C
L
K
FL
_D
A
T
A
FL
_C
S
S
D
_S
E
L_LE
D
FL
_O
N
_
L
FL
_6
V
SD
_
L
ED
DUB
_
L
E
D
SP
AR
E
GND GN
D
R9751 *1K(DVB)
F
A0
1
A1
2
A2
3
GND
4
SD
A
5
SC
L
6
WP
7
Vc
c
8
IC9705
* (DVB)
(ATU)
R9738
22K
C9112
0.1
R6412
27K
C9158
0.1
R9705
10K
R9706 4700
QR9705
*
QR9706
*
R9782
100
R9784
100
R9785
100
R9786
100
R9825
100
TL9705
R9829
4K7
L9106
82u
D9106
C9786
330P
C9787
330P
LB9709 0
C9758 10V
1
C9118
16V47
C9117
10V
1000
C9790
6V4R7
R9832
0
R9833
0
R9834
0
R9835
0
R9836
0
R9837
0
R9838
0
R9839
0
R9840
0
R9841
0
C9756 100P
R9809
1800
R9306
7500
[0.5%
]
R9307
7500
[0.5%
]
R9309
12K
[0.5%
]
R9308
12K
[0.5%
]
R9768
680
(ATU)
R9830
$
R9831
4K
7
C9785
6V220
L9701
39U
L
9702
C9788 $
8
7
6
5
4
3
2
1
9
10
P9700 *
DMR-EZ45VEB
61