Samsung MAX-557 - Block Diagram

5. Block diagram
5-1. CD section
MAX-550
> | <
PICK
-
UP
16.9344MHz
SLED
SPINDLE
TRACKING
FOCUSING
ABCD.EF
CPMTRERT
O
MOTOR
MOTOR
ACTUATOR
ACTUATOR
:
TRK+ TRK-
"7
DIGITAL
SIGNAL
PROCESSOR
MOTOR/ACTUATOR
DRIVER
NIC9282
eevee
KAg9258
KS9282
10
10.70.72
a 73.75.7:
3
3.75.76
:
on
z
fo}
5
G
NIC9270
5 KA9270
3
P/U
IN
70.71
74.75
ie
20
L
LIMIT
SW
ee
¥
36.37.38
68
25.26.30
29
on wi
32.38
&
11.12.13
g
25.31
ASSP
33
|
NIC9220
|
-——_|—
KA9220
27.28.29
OPEN/CLOSE MOTOR
UP/DOWN MOTOR = 5 oO wal
ROULETTE
MOTOR
a
3 2
2
10
=
fo}
<
2
fay
DM-
DM+
Pa
g
Fat
3
7
NVR1704
NVR1703
NVR1701
NVR1702
3
x
-
&
«@
MOTOR
DRIVER
TE
GAIN
FE
GAIN
FE-BIAS
EF
BAL
=
&
:
x
NCW104
S
B|
68]
3
LB1641/BA6209
MOTOR
CONTROL
NCW103/SCW2
OPEN/CLOSE
SAV
SAW
SENSOR
UP/DOWN
SAV
ROULETTE SENSOR
NCW101/SCW1/SCW3
MICOM
CTRL
LINE
POWER/ AUDIO LINE
MAIN
PCB
MAIN
PCB
-13-