
HCD-RG295/RG495/RG595
23
23
HCD-RG295/RG495/RG595
SECTION 7
DIAGRAMS
7-1. BLOCK DIAGRAM – CD SERVO Section –
2-AXIS
DEVICE
(TRACKING)
A
+3.3V
DETECTOR
R-CH
AUTOMATIC
POWER CONTROL
Q321
LD
PD
LASER DIODE
OPTICAL PICK-UP BLOCK
(KSM-213DCP)
B
C
D
E
F
C-3
C-4
C-5
C-15
C-6
C-7
C-11
C-12
C-9
C-10
C-14
C-13
C-1
C-8
C-3
C-5
C-15
C-6
C-4
C-7
C-11
C-12
C-9
C-10
C-14
C-13
C-1
C-8
I-V AMP
M401
(SPINDLE)
M402
(SLED)
20
89
39
M
M
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC402
S201
(LIMIT)
+3.3V
108
109
X201
16.9344MHz
11
16
20
26
12
90
13
14
10
15
7
8
LOADING MOTOR DRIVE
IC701
S751
LEVEL SHIFT
Q731
M
M751
(LOADING)
TABLE MOTOR DRIVE
IC712
M
M741
(TABLE)
ROTARY
ENCODER
S711
DISC TABLE
ADDRESS DETECT
OPEN
CLOSE
DISC TABLE
OPEN/CLOSE
DETECT
CD-L
SYSTEM CONTROLLER
IC901 (1/4)
R-ch is omitted due to same as L-ch.
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
1
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299