DMR-EH54DEG
POWER 2/2
BLOCK DIAGRAM
GND
1
2
:ON
5
3
VIN
VOUT
IC7401
(REG.PS+11.6V)
IC7507-
CONT
8
3
5
1
VIN
VOUT
IC7403
(REG.PS+5V)
QR7401
( :ON)
FROM
TIMER
SECTION
78
IC7501-
PWR SAVE :ON
IC3001- ,IC4009- ,IC4012-
46
8
8
PS+11.6V
1
2
IP7501
1
7
T7501
DISPLAY HEATER
POWER SWITCHING
TRANSFORMER
IC3001- / / /
6
8
25
40
GND
8
3
1
VIN
VOUT
IC1511
(REG.X SW+5.2V)
5 CONT
X SW+5.2V
2
3
1
4
D7509
2
1
VDD
OUT
IC7505
(RESET)
5
4
VDD
(RESET)
OUT
IC7502
P FAIL
RESET
IC7501- 80
IC7501- / / / /
34
69 106
112
8
IC7503- ,IC7504- /
8
18
11
IC7501-
VIN
1
GND
3
2
6
:ON
VOUT
IC7402
(REG.5V)
IC3001- / /
42
84
94
P7410 PP7801
P7410 PP7801
11
12
GND
1
2
:ON
5
3
8
VIN
VOUT
IC1510
(REG.+5V)
5
GND
13
25
BTL+30V
REG 5V
TU7801
DU7801
U/V TUNER
TUNER P.C.B.
MAIN NICAM
IC7301- 26
(RESET)
OUT
VDD
3
1
IC7302
GND
8
5
3
1
VIN
VOUT
IC1501
(REG.ANA+5V)
CONT
FROM
TIMER
SECTION
51
IC7501-
DI P ON
GND
4
3
:ON
2
5
VIN
VOUT
IC4011
(REG.AU+5V)
FROM
TIMER
SECTION
50
IC7501-
JC P ON
CONT
GND
8
5
3
1
VIN
VOUT
IC1502
(REG.ANA+3.3V)
GND
1
5
3
VIN
VOUT
IC1504
(REG.D+3.3V)
CONT
5
GND
8
3
1
VIN
VOUT
IC1505
(REG.X SW+3.3V)
82,84,86,88
P7402
P9001
8
1
VIN
(REG.D+1.2V)
VOUT
IC9001
3
IC3201-
~
208
234
D+1.2V
48,52
P7402
P9001
IC3206- / /
6
18 26
ANA+5V
17
P7402
P9001
(REG.DAC+3.3V)
IC4409
VOUT
:ON
6
2
3
GND
1 VIN
5
GND
2
1
VDD
(RESET)
OUT
IC7506
:ON
QR7506
(INV.SW.)
IC7501- 81
68,70,72,74
P7402
P9001
3
1 VIN
(REG.D+2.5V)
VOUT
IC6008
2
5
VB
GND
5
4
VDD
(RESET)
VOUT
IC6005
4
5
VIN
VOUT
IC7802
42
P7402
P9001
D+3.3V
IC4408,IC3201,IC3206,IC3207
IC3208,IC6001,IC6004,P3201-
(D+3.3V)
IC3201,IC6006,IC6007
D+2.5V
X RESET OUT
ANA+3.3V
IC3201,IC3202,IC3206
(ANA+3.3V)
15
IC7501-
X SW+3.3V
ANA+3.3V
D+3.3V
RESET +5.2V
SYS PFAIL
AU+5V
IC4404- ,IC4405- ,IC4406-
11
8
DAC+3.3V
IC4406- (VDD)
7
DIGITAL P.C.B.
ANA+5V
AU+5V
5V
GND
PS+5V
JC REG.+5V
A
B
C
D
E
MAIN P.C.B.
X SW+3.8V
D+1.5V
POWER ON
X SW+5.8V
X SW+12.4V
D7506
2 VCONT
GND
108
IC7505- 1
5 CONT
6
2
UNREG +38V
H
H
H
L
L
H
H
H
H
H
H
H
H
H
P7410 PP7801
8
4 REG 5V
X_SW_5R8V
IC7301- / /
3
6
35
28
IC7301-
DMR-EH54DEG
48
Summary of Contents for DMR-EH54DEG
Page 44: ...44 DMR EH54DEG ...
Page 46: ...DMR EH54DEG 46 ...
Page 52: ...DMR EH54DEG 52 ...
Page 64: ...DMR EH54DEG 64 ...
Page 72: ...DMR EH54DEG 72 ...
Page 73: ...22 EXPLODED VIEWS 22 1 CASING PARTS AND MECHANISM SECTION 73 DMR EH54DEG ...
Page 74: ...22 2 PACKING ACCESSORIES SECTION 74 DMR EH54DEG ...