Read Sony CX-LEM400 / XR-EM400 Service Manual online
17
17
CX-LEM400
6-1. BLOCK DIAGRAM – CD SECTION –
: CD
• Signal Path
OPTICAL PICK-UP
BLOCK
PD1
PD2
I5-10
I1-6
LD
VC
VCC
7
5
3
1
2
4
+
3.3V
GND
PD
VR
LD
DRIVE
FOCUS
COIL
TRACKING
COIL
Q101
RF AMP
IC103
VC
27
A
6
B
7
C
8
D
9
E
10
F
11
LD
1
PD
2
IC102
MOTOR/COIL DRIVE
VO1+
52
VO1-
47
VO2+
56
VO2-
55
VO3+
2
VO3-
1
M
(SLED)
M102
M101
VO4+
10
VO4-
5
M
(SPINDLE)
F+
F-
T+
T-
35
IN1+
34
IN1-
32
IN2+
31
IN2-
27
IN3+
26
IN3-
24
IN4R
8
STBY
MDP
25
SRDR
30
SFDR
29
TRDR
32
TFDR
31
FRDR
34
FFDR
33
DIGITAL SIGNAL PROC.
IC101
DIGITAL SERVO
RFAC
50
29
RFDCI
28
RFDC
16
FE
17
FEI
12
SW
TE_BAL
RFDC
43
FE
39
TE
41
SE
40
66
PCMD
26
RO
4
DATA
R-CH
IC804 (1/5)
LEVEL SHIFT
IC804 (2/5)
IC804 (3/5)
IC804 (4/5)
IC804 (5/5)
L-CH
LOUT
ROUT
LOUT
ROUT
16.9344MHz
6
CLOK
5
XLAT
77
SQCK
8
SCLK
15
SCOR
76
SQSO
2
XRST
DATA
87
CLK
97
XLT
86
SQCK
88
SCOR
3
SUBQ
91
7
SENS
SENS
94
IC801 (1/2)
SYSTEM CONTROLLER
15
RF AC
18
TE
IC104
D/A CONV,
MP3 DECODER
SDIO
12
23
LO
67
BCLK
BCKIA
13
65
LRCK
LRCKIA
14
71
XTAI
72
XTAO
XI
62
XO
63
5
MIDIO
6
MICK
7
MIACK
39
REQ
1
RESET
MIDIO1
73
MIDIO2
71
MICK
MICS
MILP
79
MIACK
69
MP3RST
76
3
81
MP3REQ
83
XRST
85
4
96
MICS
MILP
LD
1
RFSW
95
+2.5V
REG
1
3
IC121
DVDD (3.3V)
+2.5V
19
RV101
X201
AVDD(3.3V)
A
MAIN SECTION
B
MAIN SECTION
PWM3
DATA
PWM3
PWM2
PWM1
CLK
LD
PWM2
TU DO
TU CLK
PWM1
IC805
D/A CONV.
3
2
1
6
7
8
3
17
4
16
2
18
6
14
5
15
68 C-DOOR
S800
(OPEN/CLOSE)
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