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HBD-DZ340M/DZ640M/DZ840K/DZ840M/DZ940K
HBD-DZ340M/DZ640M/DZ840K/DZ840M/DZ940K
34
34
D
A
7
2
10
C
6
4
1
9
8
5
B
E
3
F
11
BOARD
MAIN
1
(1/9)
(1/9)
5
BOARD
MAIN
MAIN
BOARD
7
(5/9)
2
(2/9)
MAIN
BOARD
6
(2/9)
MAIN
BOARD
BOARD
MAIN
(1/9)
4
3
MAIN
BOARD
(2/9)
MAIN
8
(5/9)
BOARD
IC B/D
3.3
5
4.9
7.1
3.5
4.9
3.3
3.3
3.1
3.3
4.6
2.6<1.8>
3.3<3>
3.3<3>
1.4<0.4>
1.4
1.4
1.4
1.4
1.4
1.4<1.6>
10.3
10.3
5.2<4.9>
5.2<5>
5.2<4.9>
5.2<5>
4.8<4.8>
4.8
4.8<5.5>
4.8<3.7>
4.8<4.6>
4.8<4.6>
10.3
0
3.3
3.3
(4/9)
MAIN BOARD
IC1501
IC1502
M
MS-203 BOARD
)
-
(
+
CL1523
0.1
C1511
CL1513
CL1535
CL1530
0.1
C1508
CL1525
CL1511
0.1
C1505
1000p
C1523
CL1521
CL1516
330
R1517
0.5%
82k
R1521
CL1520
CL1532
0.1
C1510
0
R1529
0.1
C1504
CL1527
CL1509
CL1522
CL1514
CL1518
0.1
C1509
0.022
C1506
CL1534
0.033
C1525
0.1
C1503
CL1529
1200p
C1522
CL1524
CL1512
CL1517
0.1
C1512
CL1536
CL1531
CL1507
1
2
3
4
5
5P
CN1502
LDM+
LDM-
GND
CKSW1/FWD
OCSW1/REV
CL1526
CL1510
CL1515
0.1
C1513
0.068
C1524
CL1519
0.1
C1518
CL1533
CL1528
CL1508
FOO
TRO
FMO
DMO
FWD
REV
D3.3V
D-GND
DIRTY-GND
M9V
TROPENPWM
REGRST
MOTOR_MUTE
IOP
LIMITSW
1k
R1501
4.7k
R1504
RF+3.3V
OCSW
CKSW
CL1502
CL1537
IOPMON
REG02
SPFG
REG01
TSD_M
VREFO
FCS+
FCS-
TRK-
TRK+
OCSW1
CL1505
CL1506
CL1503
CL1504
CL1501
1000p
C1516
0.5%
4.7k
R1538
0.5%
4.7k
R1536
0.5%
4.7k
R1535
0.5%
1.8k
R1537
1
2
3
4
5
6
6P
CN1501
SP-
SP+
LIMIT
(GND)LIMIT
SL-
SL+
BD8203EFV-E2
IC1501
FOCUS/TRACKING DRIVER,
LOADING/SPINDLE/SLED MOTOR DRIVER
1 SGND
2 REG5
3 PREVCC
4 PVCC1
5 PGND
6 VO1+
7 VO1-
8 VO2+
9 VO2-
10 VO3+
11 VO3-
12 VO4+
13 VO4-
14 VO5+
15 VO5-
16 PGND
17 PVCC2
18 VCTL
39
REGVAR
21
IN4
22
IN3
23
IN2
24
IN1
25
VCO
26
VCI
27
VSPDL
28
OPIN+
29
OPIN-
30
OPOUT
31
SGND
32
SGND
33
MUTE123
34
MUTE4
35
TSDM
36
REGRST
37
REGCTL
38
REGVARVCC
41
40
SGND
19 FWD
20 RVS
10
R1544
MM1836A50NRE
IC1502
+5V REG
1
CONT
2
GND
3
NC
4
V
out
5
Vi
n
UN6V
16V
C1520
470
1
C1531
1
C1532
50V
C1507
10
50V
C1514
10
0.5%
47k
R1512
0.5%
33k
R1518
0.5%
22k
R1513
0.5%
4.7k
R1539
0.5%
4.7k
R1541
1k
R1505
10k
R1527
10k
R1532
10k
R1543
15k
R1526
R1502
1kX4
0.5%
R1525
15k
0.5%
R1519
18k
0.5%
6.8k
R1540
0.5%
6.8k
R1542
CL1538
CL1539
CL1540
CL1541
CL1542
CL1543
CL1544
CL1545
CL1546
CL1547
CL1548
SPINDLE/SLED
)
MOTOR
(2/2)
(
DVD DRIVE
5P
CN001
OCSW1/REV
CKSW1/FWD
GND
LDM-
LDM+
M001
(LOADING)
CHUCK/TRAY
DETECT
S001
1
2
3
4
5
5-11. SCHEMATIC DIAGRAM – MAIN Section (4/9) –
• See page 50 for IC Block Diagram.
Note:
When IC1501 on the Main board is damaged, exchange the
new Main board for the Main board which IC damaged.
(Page 31)
(Page 35)
(Page 32)
(Page 32)
(Page 32)
(Page 31)
(Page 35)
(Page 31)