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T1
POWER
TRANSFORMER
D1,C7
AC SOCKET
P1
F1
250V 2A
SURGE
RECTIFIER
SUPPRESSOR
AND
SURGE
ABSORBER
IC1,Q4
CONSTANT
VOLTAGE
CONTROL
PC1
PHOTO
COUPLER
HOT
POWER SUPPLY P.C.B.
MAIN P.C.B.
X SW+15.5V
PS102
PP9902
X SW+15.5V
S4
1
1
X SW+5.9V
PS102
PP9902
X SW+5.9V
S5
2,3
2,3
X SW+5V
PS102
PP9902
S2
4
4
X SW+12V
PS102
PP9902
S3
8
8
DC-DC
CONVERTER
D+1.8V
PS102
PP9902
D+1.8V
DR1
S01
12,13
12,13
T1
D+3.3V
PS102
PP9902
D+3.3V
DR2
S02
10
10
IC101
SHUNT
REG.
Q105,106
PS102
PP9902
POWER
CTL.
6
6
COLD
IC9903
(REG.PS +12V)
1
IN
OUT
3
ON(H)
2
POWER SAVE(L)
IC9906
(REG.+12V)
4
IN
OUT
5
ON(H)
3
IC4010
IC4011
(REG.AU+12V)
(REG.AU+9V)
AU+12V
1
IN
OUT
3
3
IN
ON(H)
2
QR4006,4007
SWITCH
IC9901
(REG.+5V)
BOOSTER +5V
1
IN
OUT
6
ON(H)
3
IC9907
(REG.+5V)
4
IN
ON(H)
IC9905
(REG.BUPD+3.3V)
1
IN
OUT
6
3
ON(H)
IC9902
(REG.PS+5V)
1
IN
ON(H)
IC9912
(REG.T PS+5V)
1
IN
OUT
6
ON(H)
3
IC9904
(REG.JC+5V)
1
IN
ON(H)
IC9908
(REG.ANA+5V)
4
IN
OUT
5
ON(H)
3
T7501
IP7501
(POWER TRANS.)
UNREG.+38V
1
2
4
6
IC9910
(REG.D+1.5V)
1
VIN
OUT
3
2
VB
IC9911
(REG.SD+1.8V)
1
IN
ON(H)
IP4001
1
2
IC9909
(REG.ANA+3.3V)
7
IN
OUT
1
ON(H)
5
POWER OFF(L)
D+5V(PSC 23)
DIGITAL P.C.B.
REG.PS+12V(PSC 1)
FROM
TIMER BLOCK(IC7502-
56
)
X SW+15.5V(PSC 21)
REG.+12V(PSC 2)
REG.AU+9V(PSC 22)
IC4401
(REG.AU+5V)
AU+9V
PP9901
P9001
OUT
1
3
IN
OUT
76
76
REG.AU+12V(PSC 3)
BOOSTER +5V(PSC 4)
OUT
5
REG.+5V(PSC 5)
3
BUPD+3.3V
PP9901
P9001
26
26
OUT
6
REG.PS+5V(PSC 6)
3
PC CARD P.C.B.
IC6808
REG.T PS+5V(PSC 7)
(REG.+5V)
PP9901
P6803
4
IN
1
1
OUT
3
REG.JC+5V(PSC 8)
2
DIGITAL P.C.B.
ANA+5V
PP9901
P9001
28
28
JC POWER ON(H)
FROM
TIMER BLOCK(IC7502-
89
)
X SW+5V(PSC 9)
TO TU7701-
16
D+1.8V
PP9901
P9001
34,35,36
34,35,36
D+1.5V
PP9901
P9001
31,32
31,32
D+3.3V(PSC 10)
SD+1.8V
PP9901
P9001
OUT
6
42
42
3
D+3.3V
PP9901
P9001
37,38
37,38
ANA+3.3V
PP9901
P9001
29,30
29,30
D+5V(PSC 11)
IC9001
FROM
(REG.D+3V)
TIMER BLOCK(IC7502-
88
)
D+5V
PP9901
P9001
1
IN
40
40
ON(H)
DMR-HS2EB/EB1/EG/EG1/GN
Power Supply Block Diagram
1
AU+5V(PSC 12)
IC50011
(REG.DAC+3.3V)
1
IN
OUT
6
DAC+3.3V(PSC 13)
ON
3
BUPD+3.3V(NOT USED)
TO PC CARD
OUT
5
CONNECTOR,
IC6806-
1
ANA+5V(PSC 14)
D+1.8V(PSC 15)
D+1.5V(PSC 16)
SD+1.8V(PSC 17)
D+3.3V(PSC 18)
ANA+3.3V(PSC 19)
D+5V(PSC 20)
OUT
6
D+3V(PSC 24)
3
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