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CDX-MG6346ZH,MG6446ZH
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
PICKUP UNIT(SERVICE)
A
MD
HOLOGRAM
UNIT
FOCUS ACT
TRACKING ACT
CARRIAGE
MOTOR
SPINDLE
MOTOR
BCL
B
HOME
SWITCH
E
MOTOR PCB(B)
G
PCB UNIT(D)
Q852
Q851
C
L
PCB UNIT(A)
D891 D892
D
10
1
2
CD CORE UNIT(SERVO UNIT)
C
CN101
MD
5
LD+
14
V5
16
PD
LD
17
LD-
15
LD
Q101
UPC2572GS
FO+
4
TO+
3
CD 4CH DRIVER
14
11
16
1
M
2
15
BA5986FM
3
4
22
EC
8
VM
5
BVD
VCC
6
V5
ST/SR
7
GND
10
HOME
11
CN301
K
LOAD MOTOR PCB
PH1
1
1
3
2
LOADING
M
MOTOR
1
1
J
PCB UNIT(C)
PVD
4
PH2
D883
1
Q881
S883
2
MAX
SWITCH
2
3
RF AMP
IC201
IC101
UPD63702AGF
35
69
EFM
DIGITAL SERVO
Q102
PROCESSOR
DIGITAL SIGNAL
PROCESSOR
µ-COMPUTER
INTERFACE
IC301
74
10
MUTE
9
X201
F
MOTOR PCB(A)
ELEVATION
SENSE
CAMGEAR
MOTOR
ELEVATION
MOTOR
I
PCB UNIT(E)
PH1
3
2
5
1
6
PVD
3
PH1
4
1
PH2
2
MAXSW
1
4
1
2
3
4
CN201
CN801
WDCK
RFCK
RAOV
LRCK
SCKO
DOUT
MCK
11
CONT
19
19
28
5V
28
5V
29
29
30
VD
30
VD
ELVSNS
45
36
PVD
35
44
37
46
CG-
32
41
M
CG+
33
43
EL-
39
48
M
EL+
41
50
H
PCB UNIT(B)
LD MOTOR-
LO-
5
5
7
LD MOTOR+
LO+
6
7
5
PVD
3
3
9
PH1
4
4
8
PH2
2
2
10
MAXSW
1
1
11
ELV HOME
ELHOME
10
2
S886
CLAMP
1
11
S887
CLAMP
CN802
KEY MATRIX
4
D
CD CORE UNI
B
DA
LR
SHOCKPROOF
CONTROL
X
IC501
CXD2511R
IC502
MSM514400DP-60TS
4M DRAM
VM
5V REGULA
4
IC701
V+5V
BA05S
1
XAO/XSTB/XSO/XS
MOTOR DRIVER
3
2
IC802
6
5
LB1836M
MOTOR DRIVER
2
3
6
5
IC801
13
12
LB1836M
9
10
Q80
PVD
PVD
Q802
B
KEYB
D905~916
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