13.12. Syscon/Servo/Timer (1/4) Section (Main P.C.B.(3/4)) Schematic Diagram (S)
A
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
X
W
S8
S10
S12
S13
S11
S9
S7
SD_SEL_LED
VHS_LED
DVD_LED
HDD_LED
1
2
100
R7512
SD_LED
SYNC_DET
CL7501
FANPWM1
IR_CLK
1
2
100
R7510
IR_TXD
K7503
HDMI_P3_ON_H
POFF_L3
R7522
10K
0
R7539
FAN_LOCK1
1
CL7502 1 2
R7509 100
R7502
100K
R7546
47K
SW_UART
1
TL7504
P_SAVE
HOT_PLUG
DR_PON
BS_H
1
2
100
R7511
VHS_CS
RST_UART
SYS_PFAIL
S14
1 2
R7501
100
1 2
100
R7542
L3_H
S2
S1
G7
S10
S11
S9
B
G5
S4
S5
G4
S3
S6
G6
S7
S8
DR_SAVE
G5
G7
S3
S2
S1
S5
S6
S4
1
Q7502
2SD1819A0L
G6
2
3
1
UNR511100L
QR7502
FL_ON_L
XINTP
XINTM
VHS_RXD
VHS_CLK
HDMI_P5_ON_H
HDD_PFAIL
HDMI_CONT
PFAIL_L
HDMI_MONI
VHS_TXD
1
2
R7503
47K
G4
1 2 10K
R7529
DUB_LED
1
2
1
2
R7545
1
2
R7527
1 2
R7537
10K
47K
R7540
1
2
2
3 1
2SD132800L
Q7501
R7528
47K
1 2 100
R7513
SYS_PFAIL
B7501
CR2354-1GUF
N4BCT50A0005
1
TL102
1
2
X7502
H0A327200108
15P
C7513
1 2
16V
C7509
0.1
1 2 10K
R7543
C7511
18P
22P
C7512
18P
C7510
1 2 10K
R7544
1
2
X7501
H0D100500018
1 2
R7505
0
1 2
R7504
0
1 2
4700
R7516
1 2 100
R7515
1 2 100
R7514
1 2 10K
R7534
1
2
10K
R7535
1
2
R7525
0
UARTM2P
UARTP2M
1 2
6.3V
C75201u[KB]
1
TL7507
XFWE
1
2
R7517 270K
AFC
L12_SWIDE_A
DI_PON_H
XTMUTE
1
TL7501
SCLK
SBPTM
FL_ON_L
SBMTP
JC_PON
1
2
SD_SEL_LED
SD_LED
VHS_LED
DVD_LED
HDD_LED
DUB_LED
KEY2
KEY3
KEY1
1
3
5
7
9
10
12
14
16
18
19
17
15
13
11
8
6
4
2
18
16
14
8
9
11
12
10
2
3
1
5
7
6
4
13
15
17
19
K1KB19AA0032
P6001
50V
C7501
0.01
1 2
16V
0.1
C7508
1
2
R7520
8200
1
2
8200
R7519
1
2
8200
R7518
XMPREQ
IR
KEY1
1
2
D7504
MA2C700A0F
SBMTP
SBPTM
XMPREQ
D7503
B0AACK000004
1
2
VWJ0795=5
TW7501
1
2
R7548
47K
HDMI_MONI
XFWE
HDMI_P3_ON_H
HOT_PLUG
HDMI_P5_ON_H
HDMI_CONT
1
3
5
7
9
10
12
14
13
11
8
6
4
2
14
8
9
11
12
10
2
3
1
5
7
6
4
13
K1KB19AA0032
P6002
XINTP
XINTM
HDD_PFAIL
KEY2
50V
C7503
0.01
1 2 220
R7523
50V
C7502
0.01
1 2
16V
C7514
0.1
CL7524
1
TL7502
1
2
R7521
1K
KEY3
79
77
76
78
49
47
48
50
74
71
72
67
68
56
55
58
57
52
51
54
53
65
66
61
62
59
60
64
63
70
69
73
75
10
8
7
9
12
11
99
100
95
94
96 97
90 91
89
93
92
98
4
6
5
2
1
3
81 82
80
86 87 88
84
83
85
45
19
17
15
14
16
18
43
23
21
20
22
41
24
39
37
33
35 34
29
30
27 26
28
32 31
36
38
25
40
42
44
13
46
MN67788RD
IC7501
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
44
45
42
40
38
36
34
32
30
28
26
24
22
20
18
16
14
23
21
16
17
14
15
19
20
18
91
2
1
3
22
44
39
35
31
26
27
24
25
30
28
29
34
32
33
38
36
37
42
40
41
45
A2BD00000156
DP7501
PFAIL_L
or
SBMTP
SBPTM
XMPREQ
NC
NC
P2
2G
3G
3G
2G
P3
P4
NC
P1
NC
NX
NC
S6
S7
[50] S2
S5
S4
NC
DUB_LED
DR_SAVE
[78]TV_ANT_POW_L(IN)
S13
S16
S14
S15
S9
S8
S11
S10
S12
1GA
G5
S1
G6
G7
S3
G3
G1
NC
NC
G2
VDD3[5V]
HDD_PFAIL_L
HDMI_CEC_OUT
HDMI_P_ON_H[5V]
VDD2[5V]
G4
1GA
1GA
4G
P6
7G
6G
6G
4G
P5
P10
P11
5G
5G
P7
P9
P8
VPP
PSAVEH
TEST2
FANLOCK1
VHS_CS/AF_CS
[76]BOOTHTER_H
[77]BS_ANT_POW_H(OUT)
RST_UART/IR_CS
SW_UART/IR_BUSY
SYS_PFAIL_H
IR_TXD
FANLOCK2
SYNCDET
SD_LED
HDD_LED
DVD_LED
DIPON2
L3_H
BS_H
DR_P_ON_H
VHS_LED
SD_SEL
HOT_PLUG
F+
GND
20MHZOUT
20MHZIN
VDD[5V]
KEY2
MMOD
KEY1
IR
AFC
KEY3
F+
GND
GND
GND
SST6V
-29V
F-
32KIN
DI_P_ON_H
BS_LEVEL
L123_SWIDE2
L123_SWIDE
VREF+[5V]
VHS_RXD
VHS_TXD
32KOUT
XFWE
XINTM
XINTP
IR
GND
KEY2
KEY1
SD_LED
KEY3
AD5V
HDD_LED
HDMI_CONT
HDMI_P5_ON_H
HDMI_P3_ON_H
VHS_LED
TO POWER & DIGITAL P.C.B.
DVD_LED
DUB_LED
SD_SEL_LED
GND
HDMI_MONI
HOT_PLUG
128Hz
FANPWM2
TBUS_RXD
WRITE_TX
WRITE_RX
FL_ON_L
TBUS_TXD
JC_PON_H
X_RESET
TBUS_CLK
[27]XINTM
VHS_CLK
XINTP_OUT
XINTM_OUT
[28]HDMI_IN
[29]PFAIL_L
[26]XMPREQ
IR_CLK
BBR_RXD
[99]JCLK
FANPWM1
[97]HDMI3VREG
[98]DIPON4
[100]XTMUTE
HDD_PFAIL
TO POWER & DIGITAL P.C.B.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
D7502
B0AACK000004
5
4
3
2
1
C
B
A
TO
SYSCON/SERVO/
TIMER SECTION
(3/4)
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.
DMR-EH75VP
Syscon/Servo/Timer(1/4) Section
(Main P.C.B.(3/4)) Schematic Diagram(S)
E
LOCATION MAP
1/4
2/4
3/4
4/4
V:Video Section:(Page: )
C
A:VHS Audio Section:(Page: )
D
S:Syscon/Servo/Timer Section:(Page: )
I:I/O Tuner Section:(Page: )
E
F
DMR-EH75VP
80
Summary of Contents for DMR-EH75VP
Page 6: ...2 2 Precaution of Laser Diode 6 DMR EH75VP ...
Page 8: ...3 Service Navigation 3 1 Service Information 8 DMR EH75VP ...
Page 9: ...4 Specifications 9 DMR EH75VP ...
Page 11: ...11 DMR EH75VP ...
Page 12: ...12 DMR EH75VP ...
Page 13: ...13 DMR EH75VP ...
Page 18: ...6 Location of Controls and Components 6 1 Each Buttons 18 DMR EH75VP ...
Page 19: ...19 DMR EH75VP ...
Page 40: ...10 2 P C B Positions 40 DMR EH75VP ...
Page 50: ...11 1 2 Checking and Repairing of Main P C B 50 DMR EH75VP ...
Page 52: ...11 1 3 Checking and Repairing of RAM Digital P C B Module 52 DMR EH75VP ...
Page 53: ...11 1 4 Checking and Repairing of HDD 53 DMR EH75VP ...
Page 57: ...57 DMR EH75VP ...
Page 120: ...17 1 2 Casing Parts Mechanism Section 2 120 DMR EH75VP ...
Page 121: ...17 1 3 VHS Mechanism Section 121 DMR EH75VP ...
Page 122: ...17 1 4 Packing Accessories Section 122 DMR EH75VP ...