Panasonic DMR-EH68EC / DMR-EH68EP / DMR-EH685EG Service Manual ▷ View online
12 Schematic Diagram
12.1. Interconnection Schematic Diagram
P.C.B.Name
Main Net
Timer
Circuit Name
Ref.No.50000 SERIES
Ref.No.
57000,58000 SERIES
Ref.No.53000,54000,55000,56000
Ref.No.54400,59000 SERIES
MV4_BE
P.C.B.
Digital
Circuit Name
D Net/Audio
FEP
P.C.B.
Main
AV I/O
Ref.No.7500 SERIES
Ref.No.3000,3900,4000,4900 SERIES
Tuner
Ref.No.7300,7800 SERIES
Ref.No.
Ref.No.1500,7400 SERIES
P.C.B.Name
P58001
P59001
P7402
MAIN P.C.B.
DVD DRIVE
DIGITAL P.C.B.
8
7
CLOSE SW
GND
P50001
11
10
9
8
7
COILW
COILV
COILU
H+
HU+
FP50003
HV+
HW-
HU-
5
6
6
HV-
HW+
H-
3
4
4
1
2
2
FP50004
CARTRIGE
LM-
REC INH
5
6
6
PHOTO_LED
OPEN_SW
LM+
3
4
4
1
2
2
FP50002
B+
GND
B-
5
6
6
A+
A-
GND
3
4
4
1
2
2
ACT FOC1-
ACT FOC1+
ACT TRK-
ACT TRK+
45
44
43
42
ACT FOC2+
41
ACT FOC2-
GND
SMOUT
OEIC SW1
OEIC SW2
OEIC HL
OEIC GK
OEIC FJ
OEIC EI
OEIC A
OEIC B
OEIC RF-
OEIC RF+
OEIC C
OEIC D
FM/OEIC VCC:5V
FM VOUT+
FM VOUT-
OEIC VC
LDU CD/DVD
LDU HFMN
LDU HFM
LDD WN
LDD W3
LDD W2N
LDD W2
LDD W1N
LDD W1
SC/ROHM
LDD IINW3
OEIC GND
LDD IINRD
LDD ENABLE
LDD IINW2
LDD VCC1
LDD IINW1
LDD GND2
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
5
6
7
8
9
6
7
8
9
10
11
12
13
14
15
16
17
18
19
11
12
13
14
15
16
17
18
19
22
20
23
21
LDD VSS
LDD VSS
LDD VCC1
2
1
3
4
4
RESET-
GND
DD7
DD8
DD6
DD9
DD5
DD10
DD4
DD11
DD3
DD12
DD2
DD13
DD1
DD14
DD0
DD15
GND
DMARQ
GND
DIOW-
GND
DIOR-
GND
IORDY
CSEL
DMACK-
GND
INTRQ
DA2
DA1
DA0
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
5
6
7
8
9
6
7
8
9
10
11
12
13
14
15
16
17
18
19
11
12
13
14
15
16
17
18
19
22
20
23
21
CS0-
CS1-
GND
2
1
3
4
4
R_IN
B_IN
DGND
DGND
RGB_CPSVIN
G_IN
DGND
DGND
XDIAG
BS_ON
DGND
DGND
ANA5V
CPNCIN_DM
X_SW_12V
DGND
X_SW_12V
V_YIN_DM
X_SW_12V
DGND
X_SW_12V
BPBOUT_DM
X_SW_12V
DGND
X_SW_12V
GPYOUT_DM
D3R8V
DGND
D3R8V
RPROUT_DM
EPG_ON_H/BUSY
DGND
ANA3R3V
COUT_DM
CSYNC_IN
DGND
X_SW_5R8V
YOUT_DM
UARTM2P
DGND
UARTP2M
DGND
DGND
DGND
IECOUT
DGND
X_SW_3V
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
MIXROUT_DM
41
SBO0
MIXLOUT_DM
I2CSCK
AUGND
I2C5DT
AUGND
D3R3V
AUGND
SBIO
AADC_R
DI_P_ON_H
AADC_L
STA2M
XDMUTE
STM2A
AU5V
DR5V
XMPREQ
DR5V
DRGND
SBPTM
DRGND
XINTM
DR12V
SCLK
DR12V
XINTP
DGND
DGND
DGND
SBMTP
DGND
TPA-
DGND
TPB+
DGND
TPB-
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
5
6
7
8
9
6
7
8
9
10
11
12
13
14
15
16
17
18
19
11
12
13
14
15
16
17
18
19
22
20
23
21
DGND
DGND
TPA+
R_IN
B_IN
DGND
DGND
RGB_CPSVIN
G_IN
DGND
DGND
XDIAG
BS_ON
DGND
DGND
ANA5V
CPNCIN_DM
X_SW_12V
DGND
X_SW_12V
V_YIN_DM
X_SW_12V
DGND
X_SW_12V
BPBOUT_DM
X_SW_12V
DGND
X_SW_12V
GPYOUT_DM
D3R8V
DGND
D3R8V
RPROUT_DM
EPG_ON_H/BUSY
DGND
ANA3R3V
COUT_DM
CSYNC_IN
DGND
X_SW_5R8V
YOUT_DM
UARTM2P
DGND
UARTP2M
DGND
DGND
DGND
IECOUT
DGND
X_SW_3V
MIXROUT_DM
SBO0
MIXLOUT_DM
I2CSCK
AUGND
I2C5DT
AUGND
D3R3V
AUGND
SBIO
AADC_R
DI_P_ON_H
AADC_L
STA2M
XDMUTE
STM2A
AU5V
DR5V
XMPREQ
DR5V
DRGND
SBPTM
DRGND
XINTM
DR12V
SCLK
DR12V
XINTP
DGND
DGND
DGND
SBMTP
DGND
TPA-
DGND
TPB+
DGND
TPB-
DGND
DGND
TPA+
2
1
3
4
4
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
5
6
7
8
9
6
7
8
9
10
11
12
13
14
15
16
17
18
19
11
12
13
14
15
16
17
18
19
22
20
23
21
2
1
3
4
4
P1503
DR_GND
DR5V
DR_GND
DR12V
2
1
3
4
4
2
1
3
P1501
4
5
6
7
8
9
5
6
7
8
9
10
11
12
13
14
15
11
12
13
14
15
RESET-
GND
DD7
DD8
DD6
DD9
DD5
DD10
DD4
DD11
DD3
DD12
DD2
DD13
DD1
DD14
DD0
DD15
GND
DMARQ
GND
DIOW-
GND
DIOR-
GND
IORDY
CSEL
DMACK-
GND
INTRQ
DA1
DA0
DA2
HDD (DRIVE)
SW P.C.B.
DV P.C.B.
FRONT (L) P.C.B.
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
5
6
7
8
9
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
11
12
13
14
15
16
17
18
19
20
21
22
23
CS0-
CS1-
GND
2
1
3
4
4
DR_GND
POWER P.C.B.
DR5V
DR_GND
DR12V
4
3
1
2
2
P1101
N
A
FAN MOTOR
X_SW5R8V
15
14
13
12
11
10
9
8
7
6
5
4
X_SW12V
X_SW12V
X_SW12V
X_SW12V
GND
GND
GND
GND
GND
X_SW5R8V
P1102
X_SW5R8V
3
1
2
2
FC7001
KEY_POWER
1
2
2
GND
JW7001
KEY_POWER
1
2
2
GND
11
10
9
8
7
G
F
6
E
D
C
5
DMR-EH68EC/EP,EH685EG
Interconnection
Schematic Diagram
Schematic Diagram
4
3
2
1
B
A
X_SW_5V
IR
6
5
4
GND
PP7201
KEY_OPEN_CLOSE
3
1
2
2
FRONT (R) P.C.B.
GND
P7503
6
5
4
3
1
2
2
X_SW3R8V
X_SW3R8V
X_SW3R8V
KEY_POWER
GND
6
5
4
GND
GND
PP7701
GND
3
1
2
2
GND
KEY_POWER
GND
GND
GND
GND
GND
P7001
6
5
4
3
1
2
2
TPA-
5
4
TPB-
TPB+
TPA-
TPA+
TPA+
TPB-
TPB+
P7401
3
1
2
2
P37001
5
4
3
1
2
2
X_SW5R8V
X_SW12V
X_SW12V
X_SW12V
X_SW12V
GND
GND
GND
GND
GND
X_SW5R8V
X_SW5R8V
X_SW3R8V
X_SW3R8V
X_SW3R8V
P7502
TU7802
U/V TUNER
U/V TUNER
2
1
3
FANOUT
FAN_GND
FANLOCK
FAN_GND
FANLOCK
RESET-
GND
DD7
DD8
DD6
DD9
DD5
DD10
DD4
DD11
DD3
DD12
DD2
DD13
DD1
DD14
DD0
DD15
GND
DMARQ
GND
DIOW-
GND
DIOR-
GND
IORDY
CSEL
DMACK-
GND
INTRQ
DA1
DA0
DA2
DA0-
DA1-
GND
42
41
40
39
38
37
36
35
34
331
32
31
30
29
28
27
26
7
8
9
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
4
3
5
6
6
ATAPI P.C.B.
P9801
P9802
P7501
HDMI P.C.B.
P56101
HDMI_P3_ON_H
GND
HDMI_MONI
X_SW_3R8V
3
4
5
6
7
8
4
5
6
7
8
X_SW_5R8V
GND
1
2
2
3
4
5
6
7
8
4
5
6
7
8
1
2
2
HDMI CONT
HDMI_P5_ON_H
HDMI_P3_ON_H
GND
HDMI_MONI
X_SW_3R8V
X_SW_5R8V
GND
HDMI CONT
HDMI_P5_ON_H
JK56101 (HDMI Connector)
FRAME
FRAME
FRAME
HOTPLG
+5V
CECGND
HDMISDA
HDMISCL
RSV
CEC
CLK-
CLKGND
CLK+
FRAME
D0+
D1GND
D0-
D2GND
D0GND
D1-
5
6
7
8
9
6
7
8
9
10
11
12
13
14
15
16
17
18
19
11
12
13
14
15
16
17
18
19
22
20
23
21
D1+
D2-
D2+
2
1
3
4
4
P56103
REC656_OUT4
REC656_OUT5
REC656_OUT6
REC656_OUT7
GND
DAC_BCK
DAC_BCK
ADACOUT1
IECOUT
ADACOUT0
5
6
7
8
9
6
7
8
9
10
11
12
13
14
15
11
12
13
14
15
ADACOUT2
DMIX
DAC_MCK
2
1
3
4
4
X_SW_1R8V
X_SW_1R8V
RESET
GND
I2C_SDA1
I2C_SCL1
GND
GND
HDMI_1_IRQ
REC656_OUT2
REC656_CLK
HDMI_27CLK
26
25
24
23
22
21
20
19
18
17
16
25
24
23
22
21
20
19
18
17
16
REC656_OUT0
REC656_OUT1
REC656_OUT3
29
30
28
27
27
GND
DAC_LRCK
GND
P55003
R656_OUT4
R656_OUT5
R656_OUT6
R656_OUT7
GND
DAC_BCK
DAC_BCK
ADACOUT1
IECOUT
ADACOUT0
5
6
7
8
9
6
7
8
9
10
11
12
13
14
15
11
12
13
14
15
ADACOUT2
DMIX
DAC_MCK
2
1
3
4
4
X_SW_1R8V
X_SW_1R8V
RESET
GND
I2C_SDA1
I2C_L1
GND
GND
HDMI_1_IRQ
R656_OUT2
R656_CLK
HDMI_27CLK
26
25
24
23
22
21
20
19
18
17
16
25
24
23
22
21
20
19
18
17
16
R656_OUT0
R656_OUT1
R656_OUT3
29
30
28
27
27
GND
DAC_LRCK
GND
SD CARD/
USB JACK P.C.B.
USB JACK P.C.B.
5
6
6
2
1
3
4
4
11
12
12
8
7
9
10
17
18
18
14
13
15
16
16
P38001
P53501
OC1
DM
VBUS_EN
5
6
6
VBUS
GND
DP
2
1
3
4
4
DAT3
D3R3V
CMD
11
12
12
DAT2
D3R3V
X_SW_5R8V
8
7
9
10
DAT1
CLK
CD
17
18
18
DAT0
GND
WP
OC1
DM
VBUS_EN
VBUS
GND
DP
DAT3
D3R3V
CMD
DAT2
D3R3V
X_SW_5R8V
DAT1
CLK
CD
DAT0
GND
WP
14
13
15
16
16
TPB+
4
TPA+
TPA-
TPB-
P37002 (DV JACK)
3
1
2
2
1 ANT_5V
NC
NC
SW
TUNER_5V
NC
SIF_OUT
NC
SCL
SDA
RF_AGC
VIF_5V
NC
BTL_30V
NC
AFT.OUT
VIDEO_OUT
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
X_SW_5V
IR
GND
KEY_OPEN_CLOSE
GND
DMR-EH68EC / DMR-EH68EP / DMR-EH685EG
53
12.2. Power Supply Schematic Diagram
11
10
9
8
7
6
5
4
3
2
1
G
F
E
D
C
B
A
DMR-EH68EC/EP,EH685EG
Power Supply
Schematic Diagram
Power Supply
Schematic Diagram
C1128
LB1128
$[J0JHC0000048]
C1124
$[ECKWNA102MEV]
VWJ0795=5
LB1123
R1122
ERG1SJ222E
2200[1W]
LB1124
$[J0JHC0000048]
B0HAGM000006
D1151
R1159
ERDS2TJ471T
R1150
68[22]
ERJ6GEY0R00V
LB1126
[22]
68[22]
R1153
R1125
ERG1SJ473E
47k[1W]
C1129
F1B3A2220009
VWJ0795=5
LB1122
J0JHC0000048
LB1125
ECKWNA102MEV
C1125
$[VWJ0795=10]
K1122
B0HADV000001
D1141
D1142
B0HADV000001
K1123
$[VWJ0795=10]
R1124
ERG1SJ473E
47k[1W]
4
3
1
2
B0EDKT000009
D1140
C1143
F2B2W4700003
2
3
4
1
L1121
G0B233D00001
$[F1K1C106A062]
10[36]
C1415
LB1270
VWJ0795=5
*
C1270
G0A100H00025
G0A100K00003
L1270
C1272
F2A1C5610006
16V560[JG]
C1271
*
$[F1J0J106A014]
10[22]
C1414
8
9
13
11
10
12
2
3
1
5
7
6
4
15
14
P1102
TO P1501
MAIN P.C.B.
(MAIN NET (1/4)SECTION)
K1KB15AA0032
3
1
2
D1270
*
D1271
*
100P[22]
C1152
R1155
470[G][22]
C1154
ECJGVB1H102K
1000P[22]
MAZ73000BC
D1155
R1156
22K[G][22]
D1158
MAZ4160NMF
R1152
10K[22]
R1732
*
C1732
*
C1733
*
C1734
*
C1731
*
*
R1731
*
C1735
220K
R1205
2200
R1208
1K
R1209
$(0.1)
C1202
R1210
1K
C1200
0.1
A
R
3
2
C
1
IC1200
C0DAEMZ00001
C0DAEYY00021
C0DAEYY00021
C1738
*
1
C1737
*
C1736
R1734
*
D1731
*
R1735
*
L1731
*
R1733
*
*
1
2
LB1730
C1601
F2A1E2210067
25V220[JG]
2400[F]
R1206
G0A100HA0023
L1600
L1700
*
C1739
*
2700[D][22]
R1605
R1604
9100[D][22]
C1607
F2A1A6810022
C1606
ECJGVB1H103K
D1601
B0JCPD000021
D1602
*
L1601
G0A100K00003
R1603
560[D][22]
C1608
0.1
J0JHC0000048
[22]
LB1600
C1603
0.1
C1604
0.1
C1602
0.1
C1609
$[F1K1C106A062]
R1602
51K
180P
C1605
6
7
5
2
4
3
8
1
C0DBAZZ00132
IC1601
D1BFR0240001
R1601
K1600
*
*
D1703
*
D1702
*
D1706
*
D1705
*
D1704
6
7
5
2
4
3
8
1
*
Q1600
*
D1701
6
7
5
2
4
3
8
1
*
IC1730
1
2
5
6
3
4
Q1730
*
R1802
$(4700)[22]
1
QR1801
$[UNR221300L]
K1701
*
1
2
5
6
3
4
Q1601
*
$(100K)[22]
R1801
10K
R1207
R1200
1200[F]
$[F2A1E4700048]
C1800
25V47[JF]
R1201
8200[F]
0.047[22]
C1201
ECJ2VB1E473K
VWJ0795=5
K1129
2
31
K9ZZ00001279
ZA1106
2
31
K9ZZ00001279
ZA1107
2
31
K9ZZ00001279
ZA1105
D1152
MAZ4100NLF
$[MA2J11100L]
D1800
2
1
4
3
$[K1KA04AA0180]
P1103
R1800
$(470)[22]
*
K1731
C1422
$[F1J0J106A014]
10[22]
R1154
10K
[G][22]
R1157
820
[G][22]
$(10K)[22]
R1803
1
QR1800
$[UNR211300L]
2200P[22]
ECJGVB1H222K
C1153
R1151
2200[22]
D1156
MA2C165001VT
F2A1V6800002
C1150
EEUFM1V680B
35V68[JG]
$[LGT=3.5]
LG1101
EYF52BCY
ZA1103
#K3GE1ZA00010
EYF52BCY
ZA1104
#K3GE1ZA00010
A
N
P1101
K2AA2H000007
#ERZV10D471C2
VA1110
R1101
$[ERDS1TJ474]
(470k)[1/2W]
D1157
B0HADV000001
2
4
7
1
3
9
5
*
IC1150
$[LGT=6.2]
LG1114
LG1111
$[LGS=1.5]
C1121
ECQU2A223MLC
2
3
4
1
L1120
G0B233D00001
$[LGS=3.5]
LG1110
LG1112
$[LGS=1.5]
$[LGS=3.5]
LG1109
C1127
C1126
LG1113
ECQU2A683MLC
C1120
C1151
F1B3D101A011
100P[2KV]
ERX2SJR27E
R1158
0.27[2W]
X_SW12V
GND
GND
10V680[JG]
X_SW12V
P_ON_H
X_SW12V
X_SW3R8V
X_SW5R8V
X_SW3R8V
X_SW3R8V
X_SW3R8V
S
G
S
G
D
D
S
D
D
D
D
D
S
D
(CPH6312)
(UPA1717G-E1-A)
V5
CC
VREF
VIN
FB
0.01[22]
(AL1014)
CS
24M[36]
EXT
GND
GND
GND
GND
GND
GND
X_SW5R8V
X_SW5R8V
X_SW5R8V
X_SW12V
or
or
ZA1270
ZA1271
VSC5606
VSC5606-A
XYN3+J8FJ
or
T2AL 250V
(S1WBA80-7062)
or
or
F1101
K5D202BK0005
K5D202BLA013
K5D202BLA013
or
or
or
VSC5603-A
ZA1152
$[VSC5839-A]
ZA1150
A
B
Z
C
ZA1271
ZA1270
R1735
R1734
R1733
R1732
R1731
Q1730
Q1601
Q1600
LB1730
L1731
L1700
K1731
K1701
K1600
IC1730
IC1150
D1731
D1706
D1705
D1704
D1703
D1702
D1701
D1602
D1271
D1270
C1739
C1738
C1737
C1736
C1735
C1734
C1733
C1732
C1731
C1271
C1270
XYN3+J8FJ
XYN3+J8FJ
XYN3+J8FJ
$[XYN3+J8FJ]
VSC5606-A
VSC5606-A
VSC5606-A
$[VSC5606-A]
$[ERJ6RBD562V]
ERJ6RBD562V
ERJ6RBD562V
$[ERJ6RBD562V]
$[ERJ6RBD123V]
ERJ6RBD123V
ERJ6RBD123V
$[ERJ6RBD123V]
$[ERJ6GEY0R00V]
ERJ6GEY0R00V
ERJ6GEY0R00V
$[ERJ6GEY0R00V]
$(33K)
33K
33K
$(33K)
$[D1BFR0240001]
D1BFR0240001
D1BFR0240001
$[D1BFR0240001]
$[B1DHDD000022]
B1DHDD000022
B1DHDD000022
$[B1DHDD000022]
$[B1DHDD000022]
$[B1DHDD000022]
B1DHDD000022
B1DHDD000022
B1DHED000008
B1DHED000008
B1DHED000008
$[B1DHED000008]
$[J0JHC0000048]
J0JHC0000048
J0JHC0000048
$[J0JHC0000048]
$[G0A100K00003]
G0A100K00003
G0A100K00003
$[G0A100K00003]
$[G0A100HA0023]
G0A100HA0023
G0A100HA0023
$[G0A100HA0023]
$[VWJ0795=7.5]
VWJ0795=7.5
VWJ0795=7.5
$[VWJ0795=7.5]
VWJ0795=10
$[VWJ0795=10]
VWJ0795=10
VWJ0795=10
$[ERJ6GEY0R00V]
$[ERJ6GEY0R00V]
ERJ6GEY0R00V
ERJ6GEY0R00V
$[C0DBAZZ00132]
C0DBAZZ00132
C0DBAZZ00132
$[C0DBAZZ00132]
C0DACZH00017
C0DACZH00017
C0DACZH00017
C0DACZH00017
$[B0JCPD000021]
B0JCPD000021
B0JCPD000021
$[B0JCPD000021]
$[MA22D3900L]
$[MA22D3900L]
MA22D3900L
$[MA22D3900L]
$[MA22D3900L]
$[MA22D3900L]
MA22D3900L
$[MA22D3900L]
$[MA22D3900L]
$[MA22D3900L]
MA22D3900L
$[MA22D3900L]
MA22D3900L
$[MA22D3900L]
MA22D3900L
MA22D3900L
MA22D3900L
$[MA22D3900L]
MA22D3900L
MA22D3900L
MA22D3900L
$[MA22D3900L]
MA22D3900L
MA22D3900L
B0JCPD000021
B0JCPD000021
B0JCPD000021
$[B0JCPD000021]
$[B0JAQG000005]
$[B0JAQG000005]
B0JAQG000005
B0JAQG000005
B0JBSG000048
B0JBSG000048
B0JBSG000048
$[B0JBSG000048]
$[F1K1C106A062]
F1K1C106A062
F1K1C106A062
$[F1K1C106A062]
$(0.1)
0.1
0.1
$(0.1)
$[F2A1A6810022]
F2A1A6810022
F2A1A6810022
$[F2A1A6810022]
$[ECJGVB1H103K]
ECJGVB1H103K
ECJGVB1H103K
$[ECJGVB1H103K]
$(27P)
27P
27P
$(27P)
$(0.1)
0.1
0.1
$(0.1)
$(0.1)
0.1
0.1
$(0.1)
$(0.1)
0.1
0.1
$(0.1)
$[F2A1E2210067]
F2A1E2210067
F2A1E2210067
$[F2A1E2210067]
F2A1C1820005
F2A1C1820005
F2A1C1820005
F2A1C1520021
F2A1C1820005
F2A1C1820005
F2A1C1820005
F2A1C1520021
VariationCategory
ZA1151
VSC5603
VSC5839
XYN3+J8FJ
ZA1153
$[XYN3+J8FJ]
Variation
Type
4
3
2
1
DMR-ES18
C
JISSOU
Z
DMR-EX88
B
DMR-EH58,EH585
DMR-EH68,EH685
DMR-EH68,EH685
A
Modify Category
or
SEE THE
SERVICE MANUAL
or
(AL1014)
D
S
D
CS
FB
V5
D
G
D
VIN
VREF
24M[36]
CC
GND
EXT
or
NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.
THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE
SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE
SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
NOTE:PARTS INDICATED WITH "$" MARK ARE NOT MOUNTED.
WHEN REPLACING ANY OF THESE COMPONENTS.ONLY THE SAME TYPE.
COMPONENTS IDENTIFIED WITH THE MARK HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY.
IMPORTANT SAFETY NOTICE:
TIMER
RESTERT
COMPARATOR
OCP THRESHOLD
BURST MODE
COMPARATOR/
OCP THRESHOLD
GND
3
VCC
UVLO
UVLO
FB
Z/C
2
1
VIN
DRAIN
4
5
/OCL
SOURCE
DET./ONDEAD TIMER
ZERO CURRENT
TIMER
ON WIDTH
CIRCUIT
STANDBY
PROTECTOR
OVER HEATING
PROTECTOR/
OVER VOLTAGE
LATCH RELEASE/
/VCC(STOP)
VCC(START)
-
+
CIRCUIT
CONTROL
CIRCUIT
SOFT-DRIVE
BURST)SENS.
IDP(LIMIIT/
/VCC(STARTUP ON)
VCC(STARTUP OFF)
-
+
CIRCUIT
START-UP
7
9
IC1150
SWITCHING IC
IC-DETAIL BLOCK DIAGRAM
IC-DETAIL BLOCK DIAGRAM
CC
VREF/SS
V5/PWON
VIN
FB
GND
EXT
CS
COMP
CNT.
-
+
SHIFT
LEVEL
UVLOcomp
VREF
0.8V
V5
+
-
RESET
CONTROL LOGIC
+
-
+
-
8
4
3
2
1
7
6
5
IC1601
SWITCHING IC
IC-DETAIL BLOCK DIAGRAM
IC-DETAIL BLOCK DIAGRAM
$[ECKWNA471MBV]
$[ECKWNA471MBV]
$[LGT=6.2]
$[LGT=6.2]
LG1103
$[LGT=6.2]
LG1106
$[LGT=6.2]
LG1102
$[LGT=6.2]
LG1105
$[LGT=6.2]
LG1104
$[LGT=6.2]
LG1108
$[LGT=6.2]
LG1107
ECKWNA471MBV
C1122
C1123
ECKWNA471MBV
4
3
1
2
Q1200
HOT
B3PBA0000454
B3PBA0000237
B3PBA0000402
B3PBA0000237
B3PBA0000402
2
1
11
10
12
6
45
8
7
9
T1150
G4D2A0000296
P1
G
P2
PT
B2
NC
B1
Ns12
Ns12
G
COLD
$[ECKWNA102MEV]
DMR-EH68EC / DMR-EH68EP / DMR-EH685EG
54
12.3. Main Net (1/4) Section (Main P.C.B. (1/4)) Schematic Diagram (M)
F1H1A105A028
C7413
C1505
220P
0
R7405
R1503
330
0.01
C1502
Q1502
2SD1819A0L
2SD1819A0L
D1502
MAZ40390HF
$(8.6K)
R7406
ECJ2FB1A225K
C1501
3
1
2
4
5
IC7402
C0CBCDC00052
F1H1A105A028
C7412
C1511
F1H1A105A028
C1509
$(0.01)
$(560)
R1501
C1512
$[F1H1A105A028]
C1504
F2A1C101B110
$[F1H1A105A028]
C1510
$[F1H1A105A028]
C1508
3
1
2
4
5
IC1520
$[C0CBCDC00052]
6
7
5
2
4
3
8
1
$[C0CBCBD00048]
IC1521
$[VWJ0795=7.5]
K7407
K7408
VWJ0795=17.5
VWJ0795=17.5
CL1504
J0JKB0000003
LB1503
X_SW_5R8V_AV
X_SW_12R4V
X_SW_3R3V
DCDC_12R4V
X_SW_5R8V
DDGND
X_SW_3R8V
GND
TIMER5V
J0JKB0000003
LB1504
1
2
LB1507
J0JHC0000032
1
2
ERBSE3R00U
IP1501
K5H302100004
C1560
F2A0J101A825
C1545
F2A1C470B110
LB1510
J0JKB0000003
CL1505
CL1506
F2A1A101A868
C1503
J0JKB0000003
LB1502
G1502
G1501
8
9
13
11
10
12
2
3
1
5
7
6
4
15
14
K1KY15AA0606
P1501
TO P1102
POWER P.C.B.
X_SW3R3
TT
T
TU
TU
AV
T
AV
T
T
T
CNT
VIN
GND
NC
V0
BOOSTER5V
(S-815A50AMC-13JTFG)
TU T
A/B/C
D
E
F/G/H/J
K
L/M/N/P/Q/R/S/T
U
Z
QR1503
Q1501
P7413
P7412
P7401
P1503
LB7410
LB7408
LB1505
LB1501
L1505
K7405
K7404
K7403
K7402
IC1502
IC1501
C7449
C7410
C7409
C7408
C7405
C1549
C1548
C1529
C1527
C1526
C1521
C1519
C1516
C1515
C1514
C1507
C1506
UNR521300L
UNR521300L
UNR521300L
UNR521300L
UNR521300L
UNR521300L
UNR521300L
UNR521300L
B1DHDC000027
B1DHDC000027
B1DHDC000027
B1DHDC000027
B1DHDC000027
B1DHDC000027
B1DHDC000027
B1DHDC000027
$[K1KA10AA0031]
$[K1KA10AA0031]
$[K1KA10AA0031]
$[K1KA10AA0031]
$[K1KA10AA0031]
K1KA10AA0031
K1KA10AA0031
K1KA10AA0031
$[K1KA11AA0031]
$[K1KA11AA0031]
$[K1KA11AA0031]
$[K1KA11AA0031]
$[K1KA11AA0031]
K1KA11AA0031
K1KA11AA0031
K1KA11AA0031
K1KB05A00047
K1KB05A00047
K1KB05A00047
K1KB05A00047
K1KB05A00047
K1KB05A00047
K1KB05A00047
K1KB05A00047
K1KA04AA0301
K1KA04AA0301
K1KA04AA0180
|K1KA04AA0301
K1KA04AA0301
K1KA04AA0180
|K1KA04AA0301
K1KA04AA0301
K1KA04AA0180
|K1KA04AA0301
K1KA04AA0301
$[J0JGC0000020]
$[J0JGC0000020]
$[J0JGC0000020]
$[J0JGC0000020]
$[J0JGC0000020]
J0JGC0000020
J0JGC0000020
J0JGC0000020
$[J0JGC0000020]
$[J0JGC0000020]
$[J0JGC0000020]
$[J0JGC0000020]
$[J0JGC0000020]
J0JGC0000020
J0JGC0000020
J0JGC0000020
VWJ0795=5
VWJ0795=5
VWJ0795=5
VWJ0795=5
VWJ0795=5
VWJ0795=5
VWJ0795=5
J0JKB0000003
VWJ0795=5
VWJ0795=5
VWJ0795=5
VWJ0795=5
VWJ0795=5
VWJ0795=5
VWJ0795=5
J0JKB0000003
G0A100HA0023
G0A100HA0023
G0A100HA0023
G0A100HA0023
G0A100HA0023
G0A100HA0023
G0A100HA0023
G0A100HA0023
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
VWJ0795=27.5
$[C0CBCYH00003]
$[C0CBCYH00003]
$[C0CBCYH00003]
$[C0CBCYH00003]
$[C0CBCYH00003]
C0CBCYH00003
C0CBCYH00003
C0CBCYH00003
C0EBJ0000143
C0EBJ0000143
C0EBJ0000143
C0EBJ0000143
C0EBJ0000143
C0EBJ0000143
C0EBJ0000143
C0EBJ0000143
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
1000P
$[F2A1A2210063]
$[F2A1A2210063]
$[F2A1A2210063]
F2A1A2210063
F2A1A2210063
F2A1A2210063
F2A1A2210063
F2A1A2210063
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1A470A388
F2A1A470A388
F2A1A470A388
F2A1A470A388
F2A1A470A388
F2A1A470A388
F2A1A470A388
F2A1A470A388
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
F2A1C121A453
$[F1H1A105A028]
$[F1H1A105A028]
$[F1H1A105A028]
$[F1H1A105A028]
$[F1H1A105A028]
F1H1A105A028
F1H1A105A028
F1H1A105A028
F2A1H1510006
F2A1H1510006
F2A1H1510006
F2A1H1510006
F2A1H1510006
F2A1H1510006
F2A1H1510006
F2A1H1510006
$[F2A1E4700048]
$[F2A1E4700048]
$[F2A1E4700048]
$[F2A1E4700048]
$[F2A1E4700048]
F2A1E4700048
F2A1E4700048
F2A1E4700048
$[F1H1A105A028]
$[F1H1A105A028]
$[F1H1A105A028]
$[F1H1A105A028]
$[F1H1A105A028]
F1H1A105A028
F1H1A105A028
F1H1A105A028
$[F2A1E4700048]
$[F2A1E4700048]
$[F2A1E4700048]
$[F2A1E4700048]
$[F2A1E4700048]
F2A1E4700048
F2A1E4700048
F2A1E4700048
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
F1H1A105A028
VariationCategory
T
T
A/B/C
D
E
F/G/H/J
K
L/M/N/P/Q/R/S/T
U
Z
ZS1504
ZS1503
ZS1501
ZJ7406
ZB7401
R7404
R7403
R1512
R1508
R1507
R1506
R1505
R1504
R1502
VFV0187
VFV0187
VFV0187
VFV0187
VFV0187
VFV0187
VFV0187
VFV0187
VFV0167
VFV0167
VFV0167
VFV0167
VFV0167
VFV0167
VFV0167
VFV0167
$[VFV0163]
$[VFV0163]
$[VFV0163]
$[VFV0163]
$[VFV0163]
$[VFV0163]
$[VFV0163]
VFV0163
K9ZZ00001279
K9ZZ00001279
K9ZZ00001279
K9ZZ00001279
K9ZZ00001279
K9ZZ00001279
K9ZZ00001279
K9ZZ00001279
VMX1336
VMX1336
VMX1336
VMX1336
VMX1336
VMX1336
VMX1336
VMX1336
2200[D]
2200[D]
2200[D]
2200[D]
2200[D]
2200[D]
2200[D]
2200[D]
2700[D]
2700[D]
2700[D]
2700[D]
2700[D]
2700[D]
2700[D]
2700[D]
$
$
$
$
$
1500[D]
1500[D]
1500[D]
$
$
$
$
$
1K[D]
1K[D]
1K[D]
ERJ3GEYJ822V
ERJ3GEYJ822V
ERJ3GEYJ822V
ERJ3GEYJ822V
ERJ3GEYJ822V
ERJ3GEYJ822V
ERJ3GEYJ822V
ERJ3GEYJ822V
ERJ3GEYJ222V
ERJ3GEYJ222V
ERJ3GEYJ222V
ERJ3GEYJ222V
ERJ3GEYJ222V
ERJ3GEYJ222V
ERJ3GEYJ222V
ERJ3GEYJ222V
ERJ3GEYJ823V
ERJ3GEYJ823V
ERJ3GEYJ823V
ERJ3GEYJ823V
ERJ3GEYJ823V
ERJ3GEYJ823V
ERJ3GEYJ823V
ERJ3GEYJ823V
$
$
$
$
$
180[D]
180[D]
180[D]
10K
10K
10K
10K
10K
10K
10K
10K
VariationCategory1
VO
NC
GND
GND
GND
X_SW12V
X_SW12V
X_SW3R8V
X_SW12V
X_SW12V
X_SW3R8V
GND
P_ON_H(TU38V)
GND
X_SW5R8V
X_SW5R8V
X_SW5R8V
CNT
VIN
GND
P
ANA5V
or
(S-815A50AMC-I3JTFG)
NC
CN
GND
V OUT
NC
NC
V IN
ON[H]
ANA3R3V
(MM16830)
Variation
Type
23
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
JISSOU
Z
DMR-EX78GN,DMR-EX88GN
U
DMR-EX88EN
T
DMR-EX88EC,EF,EP
S
DMR-EX88EG
R
DMR-EX88EB
Q
DMR-EX78EN
P
DMR-EX78EC,EF,EP
N
DMR-EX78EG
M
DMR-EX78EB
L
DMR-EH68GN,GC,GCS
K
DMR-EH68EE
J
DMR-EH68EP
H
DMR-EH68EC
G
DMR-EH685EG
F
DMR-EH58GN,GC,GCS
E
DMR-EH58EE
D
DMR-EH58EP
C
DMR-EH58EC
B
DMR-EH585EG
A
Modify Category
NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.
THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE
SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE
SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
NOTE:PARTS INDICATED WITH "$" MARK ARE NOT MOUNTED.
WHEN REPLACING ANY OF THESE COMPONENTS.ONLY THE SAME TYPE.
COMPONENTS IDENTIFIED WITH THE MARK HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY.
IMPORTANT SAFETY NOTICE:
A
B
C
D
E
F
G
H
I
J
K
L
1
2
2
3
4
5
6
7
8
8
9
10
7
6
L
M
N
K
J
5
4
3
2
1
I
H
Main Net (1/4) Section (Main P.C.B. (1/4))
Schematic Diagram (M)
Schematic Diagram (M)
LOCATION MAP
1/4
2/4
3/4
4/4
TO
MAIN NET SECTION
(3/4)
MAIN NET SECTION
(3/4)
A
DMR-EH68EC/EP,EH685EG
M:Main Net Section (Page: )
A
AV:AV I/O Section (Page: )
TU:Tuner Section (Page: )
TU:Tuner Section (Page: )
B
C
T:Timer Section (Page: )
D
DMR-EH68EC / DMR-EH68EP / DMR-EH685EG
55
12.4. Main Net (2/4) Section (Main P.C.B. (1/4)) Schematic Diagram (M)
$(0.1)
C7416
UNR521300L
QR7401
UNR511200L
QR7402
T_UNREG_38V
UNREG38V
BOOSTER_5V
TU_REG5V
2
31
K9ZZ00001279
ZJ7403
2
31
K9ZZ00001279
ZJ7404
PS_5V
IOPOWER_SAVE_H
TU_P_ON_H
C7407
27P
R7401
100K
Q7403
2SD1819A0L
F1H1A105A028
C7406
R7402
10K
2 3
1
K9ZZ00001279
ZJ7402
R1537
3.9k[D]
27k[D]
R1536
R1535
10k[D]
3
1
2
4
5
IC1510
C0DBEHE00005
F1J0J106A014
C1536
F1H1A105A028
C1535
F1H1A105A028
C7404
3
1
2
4
5
IC7403
C0CBCDC00052
PS_11R6V
6800[D]
R7445
30[D]
R7444
R7446
2000[D]
0.1
C7439
C7401
F2A1C471A628
4
2
1
3
5
IC7401
C0CBCYG00004
PS5V
T
AV
T
AV
TU
TU
TU
T
AV
VIN
VOUT
NC
CNT
GND
(S-815A50AMC-I3JTFG)
ADJ
TUREG5V
ON
GND
VOUT
(PQ1LAX95MSPQ)
VIN
VADJ
GND
VIN
ON[H]
VOUT
(PQ200WNA1ZPH)
PS11R6V
NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.
THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE
SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE
SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
NOTE:PARTS INDICATED WITH "$" MARK ARE NOT MOUNTED.
1
2
2
3
4
5
6
7
8
M
N
O
P
Q
R
Main Net (2/4) Section (Main P.C.B. (1/4))
Schematic Diagram (M)
Schematic Diagram (M)
DMR-EH68EC/EP,EH685EG
18
19
20
17
16
15
14
13
12
11
TO
MAIN NET SECTION
(4/4)
MAIN NET SECTION
(4/4)
LOCATION MAP
1/4
2/4
3/4
4/4
A
M:Main Net Section (Page: )
A
AV:AV I/O Section (Page: )
TU:Tuner Section (Page: )
TU:Tuner Section (Page: )
B
C
T:Timer Section (Page: )
D
DMR-EH68EC / DMR-EH68EP / DMR-EH685EG
56
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