Advertisement
L1400 10u
R1410 150
R1402
820
C1406
6V680
L1401
33u
8
7
D1400
B0JCPE000015
1
2
A
C1400
C1401
25V220
1
L1270
10u
C1272
16V1000
R1311
4700
8
7
QR1303
UNR221300L
(POWER ON/OFF
CTL.SW)
QR1302
UNR221300L
(DR P ON
H
:ON)
1
2
B
R1800
D1800
R1801
470
MA2J11100L
100K
QR1800
UNR211300L
(SWITCHING)
R1803
10K
R1802
4700
DMR-EH50EB/EG/EP,EH52EG
Power Supply
Schematic Diagram
C
12
13
IP1401
K5H3022A0013
R1404 1K
R1401
100K
C1405
1000P
6
5
IC1400
C0DAAJG00007
(DC-DC CONVERTER)
3
4
IP1601
K5H3022A0013
C1402
C1403
C1404
0.01
390P
4700P
QR1301
UNR221300L
(POWER ON
:ON)
H
C1273
16V120
6
5
Q1270
B1DHED000008
(DR+12V OUT)
3
4
R1270
R1271
4700
4700
QR1304
C1274
C1800
0.1
UNR221300L
25V47
(DR P ON
H
:ON)
QR1801
UNR221300L
(SWITCHING)
14
15
L1402 15u
LB1400
J0JHC0000048
C1412
0.01
6
5
4
D
D
S
Q1400
B1DHDD000022
D1401
(REG.DR+5V)
B0JCPD000021
D
D
G
1
2
3
2
1
C1407
C1408
25V220
0.1
P
L1601 15u
LB1600
J0JHC0000048
C1606
0.01
6
5
4
D
D
S
Q1600
B1DHDD000022
D1601
(REG.XSW+5.8V OUT)
B0JCPD000021
D
D
G
1
2
3
2
1
C1601
C1602
P
25V220
0.1
L1701 22u
LB1700
J0JHC0000048
C1706
0.01
6
5
4
D
D
S
Q1700
B1DDCC000009
D1701
(REG.XSW+3.8V)
B0JCPE000015
D
D
G
1
2
3
C1701
C1702
25V220
0.1
16
17
18
R1409
R1411
R1407
4700
12K
2700
C1421
C1413
0.1
10V470
8
7
6
5
IC1401
C0DBAKG00005
(DC-DC CONVERTER)
1
2
3
4
C1411
180P
R1405
51K
C1409
0.1
C1410
0.022
R1605
R1604
R1603
2700
15K
2400
C1608
C1607
0.1
10V680
8
7
6
5
IC1601
C0DBAKG00007
(DC-DC CONVERTER)
1
2
3
4
C1605
180P
R1602
51K
C1603
0.1
C1604
0.1
R1705
R1704
R1703
4700
10K
0
C1707
6V680
8
7
6
5
IC1701
C0DBAKG00005
(DC-DC CONVERTER)
R1518 10K
1
2
3
4
5
VCC
VOUT
C1705
120P
-
+
C1703
R1702
0.1
Vref
33K
C1704
1
2
0.01
19
20
TO P1501
MAIN P.C.B.
(MAIN NET SECTION)
P1102
1
2
X SW 5.8V
3
X SW 5.8V
4
X SW 12.4V
5
X SW 12.4V
6
GND
7
GND
8
GND
9
GND
10
GND
11
POWER ON
H
12
D1.5V
13
D1.5V
14
X SW 3.8V
15
DR P ON
H
16
DR12V
17
DR12V
18
DRGND
19
DRGND
20
DR5V
21
DR5V
22
HDD PFAIL
L
23
L1503
10u
TO HDD
P1103
DR12V
1
2
DR GND
3
DR GND
4
4
DR5V
C1513
C1514
10V470
0.01
IC1501
C0EBJ0000143
(HDD PFAIL
L
OUT)
3
DMR-EH50EB/EG/EP,EH52EG
Power Supply
Schematic Diagram
21
22
Advertisement
