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HBD-DZ340/DZ340K/DZ640K/DZ740
HBD-DZ340/DZ340K/DZ640K/DZ740
34
34
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.
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
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
10
R1544
MM1836A50NRE
IC1502
+5V REG
1
2
3
UN6V
16V
C1520
470
1
C1531
1
C1532
50V
C1507
10
50V
C1514
10
R1514
XX
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
(4/9)
MAIN BOARD
SPINDLE/SLED
)
MOTOR
(2/2)
(
DVD DRIVE
IC1501
IC1502
D
A
7
2
10
C
6
4
1
9
8
5
B
E
3
F
11
1
2
3
4
5
5P
CN001
OCSW1/REV
CKSW1/FWD
GND
LDM-
LDM+
M
M001
(LOADING)
MS-203 BOARD
CHUCK/TRAY
)
DETECT
-
(
+
S001