Schematic Diagram; Interconnection Schematic Diagram - Panasonic DMR-EH55EC Service Manual

13 Schematic Diagram

13.1. Interconnection Schematic Diagram

JW7001 JW7501
KEY3_POWER 1 1 KEY3_POWER
GND 2 2 GND
FRONT(L) P.C.B.
G
P1102 P1501
1 1
X_SW5R8VT 2 2 X_SW5R8VT
X_SW5R8V 3 3 X_SW5R8V
X_SW5R8V 4 4 X_SW5R8V
X_SW5R8V 5 5 X_SW5R8V
6 6
GND 7 7 GND
GND 8 8 GND
GND 9 9 GND
GND 10 10 GND
GND 11 11 GND
X_SW12V 12 12 X_SW12V
X_SW12V 13 13 X_SW12V
X_SW12V 14 14 X_SW12V
X_SW12V 15 15 X_SW12V
F
X_SW3R8V 16 16 X_SW3R8V
X_SW3R8V 17 17 X_SW3R8V
P_ON_H 18 18 P_ON_H
D3R8V 19 19 X_SW3R8V
P_SAVE_L 20 20 P_SAVE_L
FANLOCK 21 21 FANLOCK
FAN_GND 22 22 FAN_GND
FANOUT 23 23 FANOUT
P1103
FANOUT 1 GND
BOOSTER5V
FAN_GND 2
FANLOCK 3
P1101
GND
E A
N
GND
POWER P.C.B. JCREG5V
SW2
IIC CLK
IIC DATA
FAN MOTOR AFC
SIF OUT
UNREG38V
TUNER VIDEO IN
DGND
D
P1503
DR12V 1 1 DR12V
DR_GND 2 2 DR_GND
DR_GND 3 3 DR_GND
DR5V 4 4 DR5V
GND 1
2
CS1- 3
CS0- 4
DA2 5
DA0 6
C
7
DA1 8
9
INTRQ 10
GND 11
DMACK- 12
CSEL 13
IORDY 14
GND 15
DIOR- 16
GND 17
DIOW- 18
GND 19
DMARQ 20
21
GND 22
B
DD15 23
DD0 24
DD14 25
DD1 26
DD13 27
28
DD2
DD12 29
DD3 30
DD11 31
DD4 32
DD10 33
DD5 34
DD9 35
DD6 36
DD8 37
P.C.B.Name
DD7 38
A
GND 39
RESET- 40
HDD
1 2
P7402
DGND 1
DGND 2
DGND 3
DGND 4
DGND 5
DGND 6
DGND 7
DGND 8
DGND 9
MAIN P.C.B. DGND 10
DGND 11
DGND 12
XINTP 13
DR12V 14
SCLK 15
DR12V 16
XINTM 17
DRGND 18
SBPTM 19
DRGND 20
SBMTP 21
DR5V 22
XMPREQ 23
DR5V 24
AU5V 25
ITM2A 26
XDMUTE 27
ITA2M 28
AADC_L 29
P_OFF_L2 30
PP7401 PS7801 AADC_R 31
18 18 GND XFWE 32
17 17 BOOSTER 5V
AUGND 33
16 16 D3R3V 34
15 15 AUGND 35
14 14 GND I2C5DT 36
13 13 AUGND 37
12 12 I2C5CK 38
11 11 GND
MIXLOUT_DM 39
10 10 JC REG 5V
IT_CK 40
9 9 SW2
MIXROUT_DM 41
8 8 IIC CLK X_SW_3R2V/D3R3V 42
7 7 IIC DATA DGND 43
6 6 AFC IECOUT 44
5 5
DGND 45
4 4 SIF OUT
DGND 46
3 3 UNREG 38V
DGND 47
2 2 TUNER VIDEO IN
UARTP2M 48
1 1 GND DGND 49
UARTM2P 50
YOUT_DM 51
TU7801
P_OFF_L3 52
U/V TUNER
DGND 53
CSYNC_IN 54
COUT_DM 55
1 BOOSTER+B
ANA3R3V 56
DGND 57
2 AUDIO IN
EPG_ON_H/BUSY 58
RPROUT_DM 59
3 MSDA
X_SW3R8V 60
DGND 61
4 5V(RFC)
X_SW3R8V 62
GPYOUT_DM 63
5 MSCL
X_SW_12V 64
DGND 65
6 VIDEO IN
X_SW_12V 66
BPBOUT_DM 67
7 5V(TUNER)
X_SW_12V 68
DGND 69
X_SW_12V 70
V_YIN_DM 71
X_SW_12V 72
DGND 73
9 RFAGC
X_SW_12V 74
CPNCIN_DM 75
10 SW(VIF)
ANA5V 76
11 SCL DGND 77
DGND 78
BS_ON 79
12 SDA
EPG_VIDEO 80
DGND 81
13 AFC S-CURVE
DGND 82
14 AUDIO OUT G_IN 83
RGB_CPSVIN 84
15 SIF OUT DGND 85
DGND 86
B_IN 87
16 BTL+30VIN
R_IN 88
17 5V(VIF)
18 VIDEO OUT
TUNER P.C.B.
Circuit Name Ref.No.
Main Net Ref.No.1500,7400 SERIES
A/V I/O Ref.No.3000,3900,4000,4900 SERIES
Main
P.C.B. Nicam Decoder Ref.No.7300 SERIES
Timer Ref.No.7500 SERIES
3 4 5
P59001
DIGITAL P.C.B.
1 DGND
2 DGND
3 DGND
4 DGND
5 DGND
6 DGND
7 DGND
8 DGND
9 DGND
10 DGND
11 DGND
12 DGND
13 XINTP
14 DR12V
15 SCLK
16 DR12V
17 XINTM
18 DRGND
19 SBPTM
20 DRGND
21 SBMTP
22 DR5V P6802
23 XMPREQ CD 1
24 DR5V DAT1 2
25 AU5V DAT0 3
26 ITM2A GND 4
27 XDMUTE CLK 5
28 ITA2M WP 6
29 AADC_L CMD 7
30 P_OFF_L2 DAT3 8
31 AADC_R DAT2 9
32 XFWE D3R3V 10
33 AUGND D3R3V 11
34 D3R3V TPA+ 12
35 AUGND TPA- 13
36 I2C5DT GND 14
37 AUGND TPB+ 15
38 I2C5CK TPB- 16
39 MIXLOUT_DM GND 17
40 IT_CK XDIAG 18
41 MIXROUT_DM XSORX 19
42 X_SW_3R2V/D3R3V XSOTX 20
43 DGND
44 IECOUT
45 DGND
46 DGND
SD CARD P.C.B.
47 DGND
48 UARTP2M
49 DGND
50 UARTM2P
51 YOUT_DM
52 P_OFF_L3
53 DGND
54 CSYNC_IN
55 COUT_DM
56 ANA3R3V
57 DGND
58 EPG_ON_H/BUSY
59 RPROUT_DM
60 D3R8V
61 DGND
62 D3R8V
63 GPYOUT_DM
64 D1R2V
65 DGND
66 D1R2V
67 BPBOUT_DM
68 D1R2V
69 DGND
70 D1R2V
71 V_YIN_DM
72 D1R2V
73 DGND
74 D1R2V
75 CPNCIN_DM
76 ANA5V
77 DGND
78 DGND
79 BS_ON
80 EPG_VIDEO
81 DGND
82 DGND
83 G_IN
84 RGB_CPSVIN
85 DGND
86 DGND
87 B_IN
88 R_IN
6 7 8
49
DMR-EH55EC / DMR-EH55EP / DMR-EH56EG
PS57001 P37001
TPA+ 1 1 TPA+
TPA- 2 2 TPA-
NC 3 3 NC
NC 4 4 NC
TPB+ 5 5 TPB+
TPB- 6 6 TPB-
DV JACK P.C.B.
P50001
LDD VCC1 1
LDD VCC1 2
LDD VSS 3
LDD VSS 4
LDD ENABLE 5
LDD GND2 6
LDD IINRD 7
LDD IINW1 8
LDD IINW2 9
LDD IINW3 10
P53501 SC/ROHM 11
1 CD LDD W1 12
2 DAT1 LDD W1N 13
3 DAT0 LDD W2 14
4 GND LDD W2N 15
5 CLK LDD W3 16
6 WP LDD WN 17
7 CMD LDU HFM 18
8 DAT3 LDU HFMN 19
9 DAT2 LDU CD/DVD 20
10 3R3V OEIC GND 21
11 3R3V OEIC VC 22
12 TPA+ FM VOUT- 23
13 TPA- FM VOUT+ 24
14 GND FM/OEIC VCC:5V 25
15 TPB+ OEIC D 26
16 TPB- OEIC C 27
17 GND OEIC RF+ 28
18 DIAG OEIC RF- 29
19 SBI0 OEIC B 30
20 SBO0 OEIC A 31
OEIC EI 32
OEIC FJ 33
OEIC GK 34
OEIC HL 35
OEIC SW2 36
OEIC SW1 37
SMOUT 38
GND 39
ACT FOC2- 40
ACT FOC2+ 41
ACT TRK+ 42
P58001
DVD RAM DRIVE
ACT TRK- 43
1 GND
ACT FOC1+ 44
2
ACT FOC1- 45
3 CS1-
4 CS0-
5 DA2
6 DA0
7
FP50002
8 DA1
GND 1
9
GND 2
10 INTRQ
A- 3
11 GND
A+ 4
12 DMACK-
B+ 5
13 CSEL
B- 6
14 IORDY
15 GND
16 DIOR-
17 GND
FP50003
18 DIOW-
H- 1
19 GND
HW- 2
20 DMARQ
HW+ 3
21
HV- 4
22 GND
HV+ 5
23 DD15
HU- 6
24 DD0
HU+ 7
25 DD14
H+ 8
26 DD1
COILU 9
27 DD13
COILV 10
28 DD2
COILW 11
29 DD12
30 DD3
31 DD11
32 DD4
FP50004
33 DD10
LM+ 1
34 DD5
LM- 2
35 DD9
OPEN_SW 3
36 DD6
PHOTO_LED 4
37 DD8
CARTRIGE 5
38 DD7
REC INH 6
39 GND
GND 7
40 RESET-
CLOSE SW 8
P.C.B.Name Circuit Name Ref.No.
FEP Ref.No.50000 SERIES
BE Ref.No.50000,53000,54000,
Digital 55000,57000 SERIES
P.C.B.
Audio I/O Ref.No.54000 SERIES
D Net/EPG Ref.No.59000 SERIES
Model Select Ref.No.59000 SERIES DMR-EH55EC/EP,EH56EG
Interconnection
Schematic Diagram
9 10 11