Samsung MAX-800

9-2
Samsung Electronics
9-2 CD
Block Diagrams
SLED
MOTOR
SPINDLE
MOTOR
PICK - UP
TRACKING
ACTUATOR
FOCUSING
ACTUATOR
A.B.C.D.E.F
LD.PD
DISC
SP+
SP-
TRK+ TRK-
FCS-
17 18
11 12 26 27 1
2
+5V
19
10
25 3
43
46
50
48
71P/U IN
LIMIT S/W
OPEN/CLOSE MOTOR
2
10
DM- DM+
MOTOR DRIVER
OPEN/CLOSE S/W
41
69.70
65.66.
67.68
33.30
29.25
22.24.23
31
35.36.37
38
40
MOTOR CONTROL
S/W SENSOR
FOK
MAIN PCB MAIN PCB
MICOM CTRL LINE
POWER / AUDIO LINE
10
1
11
219
19
R
G
L
21 20
36.37.38
68
25.26.30
29
10.70.72 73.75.76
27
MCK. MDATA. MLT
ISTAT
SQDT. LKFS. SOS1
SQCK
A. GND
R-CH
L-CH
GND
B+
RESET
LOCK.SMEF.WDCH.SMON.SMSD
SL IN
SP IN
TE IN
EF IN
VREF
SL-
SL+
MOTOR/ACTUATOR DRIVER
6
ASSP
KB9223
NIC 9223
SCW1
SCW4
SIC1,SIC2,SIC3
DIGITAL SIGNAL PROCESSOR
16.9344MHz
66.69
8
EFM.TRCNT
LB1641/BA6209
UP/DOWM S/W
ROULETTE SENSOR
UP/DOWN
ROULETTE
MOTOR
MOTOR
SIC1,2,3
KA9258
NIC 9258
KS9286
NIC9286
NIC9223
KB9223
SUB PCB
9