
REMOTE CONTROL
RECEIVER
CH-UP
S7503
CH-DOWN
S7502
FANDCOUT
TO/FROM
ANALOG A/V SECTION
Q7511
(FAN MOTOR DRIVE)
M
FAN MOTOR
P7504
1
P7504
3
2
44
23
52
63
REMOTE CTL.
SEG00
FAN PWM OUT
2
3
1
IR7501
(TIMER)
REC
S7508
STOP
S7506
S7507
SELECT
S7505
EXT LINK
S7501
5
6
3
4 S DATA
SCK
FL RXD
FL CLK
(DISPLAY DRIVE)
109
SYNC IN
CVIN1 113
BUFFER
BUFFER
SCL
SDA
IIC CLK
IIC DATA
SCL
SDA
(A/V PROCESSOR)
SCL
SDA
(NICAM/A2)
X7502
32.768KHz
9
10
XCIN
XCOUT
X7501
10MHz
12
14
XOUT
XIN
SDA
TU7801
U/V TUNER
DIP ON
51
50
TO/FROM
POWER SUPPLY SECTION
DMR-EH50GN
Timer Block Diagram
IIC CLK
IIC DATA
28
29
29
30
PK7702 PK7302
PK7302
PK7702
1
2
7
8
PP7401 PS7801
PS7801
PP7401
12
6
5
88
89
Q7503
Q7501
KEY IN2
KEY IN3
(EEPROM)
SLICER VIDEO
IC3001- 85
HDD PFAIL
IC1501- 4
XT MUTE
QR4002-
IR
OPEN/CLOSE
S7504
KEY IN1
HDD SEL LED
86
Q7103
(HDD SEL LED DRIVE)
D7107
HDD SEL
2
P7101
P7507
P7507
P7101
3
DVD SEL
D7102
Q7102
(DVD SEL LED DRIVE)
87 DVD SEL LED
P7507
P7101
4
SD SEL
D7101
Q7101
(SD SEL LED DRIVE)
88 SD SEL LED
X SW+5.2V
101
102
104
49
SBPTM
P7402-
SCLK
P7402-
44
42
TBUS CLK
43
SCL
11
TO/FROM
DIGITAL P.C.B.
B
19
SEG25
SEG26 17
45
SEG35
SEG39 49
63
DIG00
DIG07 56
1 RESET
93
1
47
44
13
12
7
P1
P32
3G
8G
F+
F-
DP7501
TIMER
DISPLAY
4
FL TXD
KEY IN1
KEY IN2
KEY IN3
11
5
4
(RESET)
X SW+5.2V
6
10
VDD GND CTL.
81 SYS PFAIL
2
1
VDD
OUT
(RESET)
D+3.3V
(RESET)
2
OUT
VDD
1
PFAIL
80
PLAY
POWER
S7001
P7001
P7506
3
FRONT(L) P.C.B.
(BLUE)
(AMBER)
LED P.C.B.
9
1
3
8
+B
HEATER-
+38V
GND
7
6
DISPLAY HEATER
POWER SWITCHING
TRANSFORMER
PP7401 PS7801
3
TO
U/V TUNER
( BTL+30V)
16
X SW+12.4V
+
-
3
2
1
(FAN MOTOR DRIVE)
2 CS
94
FL CS
18
8 VCC1
VCC2
VDD
1
2
IP7501
(IC PROTECTOR)
X SW+12.4V
Q7510
( :OFF)
QR7508
( :ON)
78
B
PWR SAVE
QR7401-
UNREG.+38V
D7506
5 2G
1G
4
5 VSS
XTMUTE
DR P ON
P1501- 15
IC1510- 2
JC P ON
TBUS TXD
TBUS RXD
SBMTP
P7402- 12
G SCLK A
G SBPTM A
G SBMTP A
<EEP ROM information>
1.Country & Language
2.Tuner preset
3.Timer REC info.
4.ROM Correction info.
QR7506
( :ON)
P SAVE
MAIN P.C.B.
(GREEN)
TO
POWER SUPPLY
SECTION
P1501- 11
5
-33V
64
VP
D7505
H
L
FAN LOCK H
JC POWER ON H
DI POWER ON H
47
HDD PFAIL L
H
H
H
DR POWER ON H
FL RESET L
RESET L
H
L
L
H
POWER SAVE H
H
H
H
H
H
Содержание DMR-EH50GN
Страница 1: ...ORDER NO DSD0503043C3 DVD Video Recorder DMR EH50GN Vol 1 Colour S Silver Type ...
Страница 7: ...3 Precaution of Laser Diode ...
Страница 9: ...5 Each Button ...
Страница 12: ......
Страница 30: ......
Страница 33: ...12 3 Checking and Repairing of Main P C B ...
Страница 34: ...12 4 Checking and Repairing of DVD RAM Drive ...
Страница 35: ...12 5 Checking and Repairing of HDD ...
Страница 36: ......
Страница 43: ...Ref No MODE E C B REC 3 8 1 2 3 1 PLAY 3 8 1 2 3 1 STOP 3 8 1 2 3 1 Q7802 ...
Страница 58: ...1 A B C 2 3 4 DMR EH50GN Main P C B VEP79107K 1 4 Section Location Map REAR 1 4 2 4 3 4 4 4 FRONT ...
Страница 59: ...5 6 7 8 DMR EH50GN Main P C B VEP79107K 2 4 Section 1 4 2 4 3 4 4 4 Location Map FRONT REAR ...
Страница 60: ...D E F DMR EH50GN Main P C B VEP79107K 3 4 Section 1 4 2 4 3 4 4 4 Location Map FRONT REAR ...
Страница 61: ...DMR EH50GN Main P C B VEP79107K 4 4 Section 1 4 2 4 3 4 4 4 Location Map FRONT REAR ...
Страница 63: ...1 A B C D 2 3 4 5 Tuner Pack P C B DMR EH50GN Tuner Pack P C B VEP07A77C ...
Страница 64: ...1 A B C D F 2 3 4 5 LED P C B Front L P C B DMR EH50GN LED P C B VEP70116B Front L P C B VEP70115A ...
Страница 65: ...1 A B C D 2 3 4 5 Nicam Decoder P C B DMR EH50GN Nicam Decoder P C B VEP07A51A ...
Страница 94: ......
Страница 95: ......
Страница 110: ......
Страница 111: ......