Read Sony CDX-L300 / CDX-L460X Service Manual online
21
21
CDX-L300/L460X
84
85
82
83
16
12
D/A
CONV
TRACKING
ERROR
FORCUS
ERROR
9
1
OSC
EFM
DEMOD
SERVO
CTL
RF
EQ
EQ
52
56
54
55
DSUB CODE
PROCESS
8
7
6
5
4
3
2
62
1
45
2
63
50
51
54
55
56
61
60
58
57
I/F
87
86
97
98
LD
DRIVE
Q1
FOCUS
COIL
DRIVE
TRACKING
COIL
DRIVE
SLED
MOTOR
DRIVE
SPINDLE
MOTOR
DRIVE
LOADING
MOTOR
DRIVE
6
5
23
2
15
16
17
18
13
14
11
12
9
10
26
62 63 64 65
5
4
36
POWER
CONTROL
Q905,906
POWER
CONTROL
Q921
REG
Q907,D908
REG
Q910,D910
M902
(SLED)
M901
(SPINDLE)
M903
(LOADING)
SW3
(DISC IN)
SW2
(SELF)
SW4
(LIMIT)
SW1
(DOWN)
X1
16.9344MHz
OPTICAL PICK-UP
KSS-720A
I-V
CONV.
CDL
STB
A0
X_SO
X_SI
X_SCK
X_RST
RFOK
XEN
D_SW
IN_SW
SELF_SW
L_SW
LM _LO
LM_ EJ
CDM ON
XCD_ON
R-CH
MAIN
SECTION
A
23
24
M
M
M
1
RESET
S581
(RESET)
2
IC902
U_COM+5V
BATT
D909
LOUT
ROUT
PACK
TSTB
TSI
TSCK
SI
RFOK
SO
SCK
STB
AO
XTALEN
RST
RESET
A
C
B
D
E
F
PD
LD
B
D
A
C
E
F
PD
A5V
LD
APC
FCS-
FCS+
TRK+
TRK-
SL-
SL+
SP+
SP-
LD-
LD+
FOCUS
COIL
TRACKING
COIL
FD
TD
SD
MD
LOAD
EJECT
SYSTEM CONTROL
IC801(1/3)
RF AMP,DIGITAL SERVO
DIGITAL SIGNAL PROCESSOR
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE/LOADING MOTOR DRIVE
FD
TD
SD
MD
• Signal path
:CD
• R-ch is omitted due to
same as L-ch.
A_5V
AU_5V
D_5V
DR_6V
IC1(MG-393X-121//K)
IC1(MG-393XA-121//K)
IC1(MG-393XA-121//K)
IC2(MG-393X-121//K)
IC2(MG-393XA-121//K)
IC2(MG-393XA-121//K)
3-2. BLOCK DIAGRAM — CD SECTION —
(Page 22)
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