D
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
12
13
14
15
16
17
18
19
20
21
22
1
2
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
3
7
38
39
40
41
42
43
44
46
47
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
TL7513
F+
NX
1G
2G
NX
3G
4G
5G
6G
7G
8G
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
P16
P17
P18
P19
P20
P21
P22
P23
P24
P25
P26
P27
P28
P29
P30
P31
P32
NX
F-
DP7501
A2BD00000099
SEG39
SEG40
SEG41
SEG42
DIG10
DIG09
DIG08
DIG07
DIG06
DIG05
DIG04
DIG03
DIG02
DIG01
DIG00
VP
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
VCC2
SEG26
SEG38
SEG37
SEG36
SEG35
SEG00
SEG01
SEG02
SEG03
SEG04
SEG05
SEG06
SEG07
SEG08
SEG09
SEG10
SEG11
RESET
CS
SCK
SDATA
VSS
XOUT
XIN
VCC1
SEG34
SEG33
SEG32
SEG31
SEG30
SEG29
SEG28
SEG27
IC7504
C1ZBZ0002791
(DISPLAY DRIVE)
4
JC REG5V
M
S7501
K0F111B00044
EXT LINK
CH DOWN
S7502
K0F111B00044
CH UP
S7503
K0F111B00044
OPEN/CLOSE
S7504
K0F111B00044
STOP
S7506
K0F111B00044
PLAY
S7507
K0F111B00044
REC
S7508
K0F111B00044
1
2
IP7501
K5H7512A0010
TL7514
LB7516
0
LB7515
0
D7506
B0AADM000003
D7505
B0AADM000003
C7571
50V22
C7570
35V47
R7616
47K
(SW. :OFF)
Q7510
2SD1994BR1VT
QR7508
UNR521400L
(POWER SAVE :ON)
R7615
47K
LB7519
J0JKB0000037
R7617
330
C7573
50V22
D7508
MAZ4240NMF
D7507
B0AAGM000007
LB7517
0
C7572
10V220
R7518
27K
C7511
100P
SW2
WIDE
AV2 PB
AV3 S IN
M
M
AV
AV
P50
AV
EPG MUTE
AV
XTMUTE
3
2
1
POWER SW ON
GND
GND
P7506
M
DDGND
M
GND
M
M
JC P ON
DR P ON
M
PWR SAVE
M
DIP ON
AV
R7571 100
D7504
MAZ4300NLF
C
B
A
UNREG 38V
M
C7569
2200P
R7614
47
C7565
25V220
R7612
3300
L7501
39u
C7512
0.1
R7639 2700
R7640 2700
R7644 2200
R7641 47K
R7643 5600
R7642 5600
M
TIMER DISPLAY
C7510
0.1
AV
V SYNC DET
3
5
4
T7501
G4D1C0000003
6
7
8
1
2
9
+B
DISPLAY HEATER
POWER SWITCHING
TRANSFORMER
BASE
-33V
HEATER-
+38V
K7506
0
LB7501
0
AV
G SLICER A
Q7504
2SD1819ARL
(BUFFER)
Q7502
2SD1819ARL
(BUFFER)
Q7503
2SB1218ARL
(BUFFER)
Q7501
2SB1218ARL
(BUFFER)
R7508
56
C7505
0.1
R7507
15
R7505
15
C7504
0.1
R7506
100K
C7503 4.7
R7504
1K
R7503
100K
C7501
4.7
C7502
100P
R7502
3900
R7501
1K
TL7501
TL7502
Q7506
2SD0601ARN
Q7507
2SD0601ARN
Q7508
2SD1819ARL
R7583
4700
R7584
47K
R7586
27K
R7585
2.2M
R7587
220K
C7552
220P
R7588
100K
D7502
B0ACCK000005
C7553
220P
R7590
100K
R7589
220
POWER
S7001
EVQPC105K
2
3
1
P7001
FRONT(L) P.C.B.
GND
D7501
B0BA03600021
G
C7507
0.1
P50 CONTROL
C32
C31
C22
C24
C23
C47
C46
X SW+5.2V
C36
C40
C39
C26
C46
C38
C37
C48
C41
C42
C43
TL7510
AV
AV4 S IN
C44
C45
C47
C25
C19
M
AFC
M
AV2 8
C21 C20
C7
C6
C17
C18
C16
C48
C33
M
RESET 5.2V
C49
K7507
0
R7510
0
ON/
OFF
SELECT
S7505
K0F111B00044
RFC A MUTE
C34
M
AV
P50 THROUGH
C35
TL7515
QR7501
UNR521300L
(BUFFER)
GCSYNC IN A
M
EH50EG,EH52EG
R7515
4700
IMPORTANT SAFETY NOTICE:
COMPONENTS IDENTIFIED WITH THE MARK HAVE THE SPECIAL CHARACTERISTICS
FOR SAFETY.WHEN REPLACING ANY OF THESE COMPONENTS.ONLY THE SAME TYPE.
X SW+12.4V
X SW+5.2V
C5
H
H
H
L
H
L
L
L
H
H
L
L
H
H
C
M:Main Net Section(Page: )
A
AI:A/V I/O Section(Page: )
B
T:Timer Section(Page: )
C
DMR-EH50EB/EG/EP,EH52EG
Timer Section(Main P.C.B.(3/3))
Schematic Diagram(T)
DMR-EH50EB/EG/EP,EH52EG
Timer Section(Main P.C.B.(3/3)) Schematic Diagram(T)
59
Summary of Contents for DMR-EH50EB
Page 2: ...2 ...
Page 3: ...3 ...
Page 39: ...12 3 Checking and Repairing of Main P C B 39 ...
Page 40: ...12 4 Checking and Repairing of DVD RAM Drive 40 ...
Page 41: ...12 5 Checking and Repairing of HDD 41 ...
Page 52: ...20 2 Packing Accessories Section 52 ...
Page 60: ...K7401 D0YBR0000002 CHIP RESISTOR 1 EB 60 ...
Page 66: ...R7304 D0GB101JA002 1 10W 100 1 66 ...
Page 74: ......
Page 75: ......
Page 76: ...1 A B C D 2 3 4 5 Nicam Decoder P C B DMR EH50EB EG EP EH52EG Nicam Decoder P C B VEP07A51A ...