22 Schematic Diagram
22.1. Interconnection Schematic Diagram
L
L
L
L
H
L
H
H
G
F
E
D
C
B
A
I/O P.C.B.
AUDIO MIX L OUT DM
5
A GND
AUDIO MIX R OUT DM
X SW 5.8V
A GND
VHS R OUT
6
VHS L OUT
7
4
1
2
3
P4502
A GND
ADC L
ADC R
DVD P OFF
AUDIO TUN IN R
AUDIO TUN IN L
X SW 13V
AUDIO L2 IN L
AUDIO L2 IN R
L2 DET
CPN C IN2
CPN Y IN2
AUDIO L1 IN R
AUDIO L1 IN L
AU5V
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
1
2
3
P4501
P4503
3
2
1
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
MIX V OUT
DVD AUDIO OUT R
DVD AUDIO OUT L
CPS DET
INSEL B
CPN Y IN1
CPN C IN1
L1 DET
V REG5V
INSEL A
V GND
V GND
I2C5CK
I2C5DT
1
2
3
4
5
6
7
8
9
10
11
12
GND
PP4801
CPN Y IN2
CPN C IN2
L2 SW
AUDIO L2 IN L
VTR KEY 2
VIDEO L2 IN
IR
VTR KEY 1
5V(AD)
AUDIO L2 IN R
GND
P6601
F-
F+
VP
GND
GND
8
7
3
4
2
6
5
1
CPN C IN2
GND
VIDEO L2 IN
PS33001
CPN Y IN2
GND
AUDIO L2 IN R
L2 SW
AUDIO L2 IN L
VTR KEY2
IR
VTR KEY1
5V AD
8
12
9
7
10
11
3
4
2
6
5
1
SLICER VIDEO
19
18
17
16
15
14
L123 SW DET
DVD P OFF
SYNC DET
I2C5CK
VTR S CLK
P6003
I2C5DT
MUTE
AU5V
MIX L OUT DM
MIX R OUT DM
VTR S IN
GND
VTR S OUT
AUGND
13
8
12
9
7
10
11
3
4
2
5
1
6
19
18
17
16
15
14
ADC L
ADC R
DGND
DGND
RPROUT DM
GPYOUT DM
CPNCIN DM
P6002
BPBOUT DM
GND
YOUT DM
GND
COUT DM
GND
V YIN DM
GND
GND
MGND
X SW15.5V
13
8
12
9
7
10
FL MUTE
P6005
AD5V
P SAVE
VTR CS
GND
REMOCON
REG.5.2V
11
3
4
2
5
1
SCURVE1
X SW13V
P6001
GND
SCURVE0
GND
GND
ANA5V
IECOUT
X SW13V
X SW5.8V
X SW5.8V
3
4
2
5
1
6
7
6
13
12
11
10
9
8
7
6
1
5
2
4
3
PS43002
PS43003
I2C5DT
I2C5CK
V GND
V GND
INSEL A
V REG 5V
L1 DET
CPN C IN1
CPN Y IN1
INSEL B
CPS DET
DVD AUDIO OUT L
DVD AUDIO OUT R
MIX V OUT
AUDIO MIX L OUT DM
A GND
VHS L OUT
VHS R OUT
A GND
X SW 5.8V
A GND
ADC L
ADC R
DVD POWER OFF
AUDIO TUN IN R
AUDIO TUN IN L
AUDIO L2 IN L
AUDIO L2 IN R
L2 DET
CPN C IN2
CPN Y IN2
AUDIO L1 IN R
AUDIO L1 IN L
AU5V
AUDIO MIX R OUT DM
PS43001
X SW13V
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
1
2
7
6
5
4
3
1
2
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
1
2
PP7503
PP7501
T WARP LED
DUB LED
DVD KEY IN3
DVD KEY IN2
DVD KEY IN1
10
9
8
7
6
5
4
3
2
1
2
6
1
FL DATA
GND
FL CLK
GND
FL CS
FL RST
GND
1
2
3
4
5
8
7
PP7502
4
5
6
7
8
GND
GND
VP
F+
F-
AD 5V
3
L2
LOADING MOTOR
CYLINDER UNIT
AC HEAD
FE HEAD
CAPSTAN UNIT
MODE SWITCH
S1532
CAP R/F
CAP ET
CURR LIMIT
GND
CAP FG1
X SW 15.5V
5V
7
6
5
4
3
1
2
GND
PG+
PG-
GND
COM
M3
M2
M1
7
6
5
4
3
1
2
8
2
1
FULL ERASE IN
FULL ERASE OUT
AUDIO ERASE IN
GND
A.HEAD(W)
A.HEAD(R)
CTL HEAD(-)
CTL HEAD(+)
LP/EP R
SP R
AUDIO HEAD R
AUDIO HEAD COM
AUDIO HEAD L
SP L
LP/EP L
LP/EP COM
SP COM
6
5
4
1
3
2
9
8
7
6
5
2
1
3
4
MAIN P.C.B.
VTR MECHANISM UNIT
FRONT JACK P.C.B.
FL DRIVE P.C.B.
FIP
S-VHS
U/V TUNER
TU7401
AFT
SIF OUT
NC
NC
NC
TU V IN
IF IN
IF OUT
REG.30V
NC
REG.5V
NC
IIC DATA
IIC CLK
GND
NC
NC
NC
NC
NC
NC
REG.5V
REG.5V
NC
NC
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P2571
CAP R/F
CAP ET
CURR LIMIT
GND
CAP FG1
X SW 15.5V
5V
7
6
5
4
3
1
2
GND
P1531
2
1
PG+
PG-
GND
COM
M3
M2
M1
P2501
7
6
5
4
3
1
LOADING M(-)
2
LOADING M(+)
8
2
1
P4001
FULL ERASE IN
FULL ERASE OUT
P4002
AUDIO ERASE IN
GND
A.HEAD(W)
A.HEAD(R)
CTL HEAD(-)
CTL HEAD(+)
P3001
LP/EP R
SP R
AUDIO HEAD R
AUDIO HEAD COM
AUDIO HEAD L
SP L
LP/EP L
LP/EP COM
SP COM
6
5
4
1
3
2
9
8
7
6
5
2
1
3
4
11
10
9
8
7
6
5
4
3
2
1
G
F
E
D
C
B
A
DMR-E75VP
Interconnection
Schematic Diagram
77
Summary of Contents for DMRE75VP
Page 1: ...ORDER NO DSD0403007C1 B24 DVD Video Recorder DMR E75VP Colour S Silver Type SPECIFICATIONS 1 ...
Page 2: ...1 Safety precautions 1 1 General guidelines 2 ...
Page 29: ...Item FL display Key operation Mode name Description Remote controller key 48 ...
Page 64: ...4 Remove the 5 screws 5 Remove Front Angle 6 Remove Power Digital I F P C B ...
Page 68: ...15 2 Checking and Repairing of Main P C B 52 ...
Page 69: ...15 3 Checking and Repairing of Digital P C B 53 ...
Page 70: ...15 4 Checking and Repairing of I O P C B 54 ...
Page 71: ...15 5 Checking and DVD RAM Drive 55 ...
Page 87: ...24 2 Casing Parts Mechanism Section 2 71 ...
Page 88: ...24 3 VHS Mechanism Section 72 ...
Page 89: ...24 4 Packing Accessories Section 73 ...
Page 98: ...82 ...
Page 100: ...LB3704 06 J0JCC0000103 COIL 3 84 ...
Page 106: ...C4415 EEEHB0J470R 6 3V 47P 1 90 ...
Page 112: ...R43976 ERJ3GEYJ102V 1 10W 1K 1 96 ...
Page 114: ...C11471 ECA1AHG221 10V 220U 1 98 ...
Page 183: ......
Page 184: ......
Page 185: ......
Page 206: ...Ref No MODE 1 2 3 STOP 4 8 0 4 8 IC7801 ...
Page 215: ...1 A B C D 2 3 4 5 I O P C B DMR E75VP I O P C B VEP03G66B ...
Page 220: ...5 6 7 8 1 4 2 4 3 4 4 4 DMR E75VP Main P C B VEP06F77BT 2 4 Section Location Map REAR FRONT ...
Page 222: ...Location Map REAR FRONT 1 4 2 4 3 4 4 4 DMR E75VP Main P C B VEP06F77BT 4 4 Section ...