Read Sony CDX-C5050X Service Manual online
21
21
04
I-V
CONV.
FOCUS
ERROR
DIGITAL
CLV
SUB
CODE
PROCESS
TRACKING
ERROR
LD
DRIVE
Q101
FOCUS
COIL
DRIVE
RF
EQ
EQ
EFM
DEM
D/A
I/F
D/A
CONV.
RFO
RFAC
LOUT1
FE
TE
SE
RFDC
FFDR
FRDR
TFDR
SFDR
SRDR
MDP
TRDR
TE
FE
E
D
B
C
A
F
11
10
PD
4
LD
3
7
6
8
13
14
16
LD
AMP
LD ON
HOLD SW
AGC CONT
22
21
20
5
RF AMP, LD APC,
ERROR AMP
IC1
DIGITAL SERVO,
DIGITAL SIGNAL PROCESSOR
IC501
TRACKING/FOCUS COIL DRIVE
SLED/SPINDLE/LOADING MOTOR DRIVE
IC7
10
11
22
21
TRACKING
COIL
DRIVE
8
9
25
24
SLED
MOTOR
DRIVE
6
7
31
32
32
FOCUS
COIL
TRACKING
COIL
M902
SLED
MOTOR
SPINDLE
MOTOR
DRIVE
12
13
18
M901
SPINDLE
MOTOR
LOADING
MOTOR
DRIVE
5
4
1
2
34
35
M903
LOADING
MOTOR
MUTE 1
MUTE 2
42
43
40
41
38
39
35
52
51
50
61
92
LOUT2
95
SQSO
6
SQCK
7
SCOR
MD2
24
73
XRST 11
DATA 13
DATA 13
XLAT 14
SCLK 17
CLOK 15
SENS 16
SENS 16
GFS 22
FOK 32
FOK 32
XTALI 86
XTALO 87
LOCK
34
54
SERVO
CTL
X2
16MHz
SW4
(LIMIT)
SW1
(DISC IN)
SW3
(LOAD IN)
BATT
SW2
(SELF)
CD MECHA ON
SWITCH
Q903, 913
CD ON
SWITCH
Q701, 702
+11V REG
Q920
CD +6V
REG
Q922
CD +5V
REG
Q703
CD +5V
CD +6V
LM EJ
69
LM LOD
66
SLED –
40
DRIVE ON
70
LD ON
20
HOLD
22
AGC CONT
23
CD ON
18
CDM ON
17
SSTP
11
FOK
54
GFS
55
SENS
57
CD CKO
65
SCLK
45
CD XLAT
68
CD DATA
67
CD RST
21
MD2
71
SCOR
64
SCK2
(DISPLAY BOARD)
48
SI2
49
LOCK
CD L
R-CH
46
D SW
10
IN SW
64
SELF SW
63
CD SYSTEM CONTROL
IC5
SYSTEM CONTROL
IC801 (1/3)
BUS CLK 51
A MUT 19
OPEN 6
BUS SI 52
X IN 31
X OUT 32
BUS SO 53
LNK OFF 8
X1
10MHz
TUNER
SECTION
A
ATT
TUNER
SECTION
B
BUS ON 61
RESET 30
BU IN 60
S900
(RESET)
RESET
3
1
IC902
BU 5V
BATT (L)
CHECK
RESET
33
BU IN
28
SYS RST
19
BUS ON
20
UNI SO
42
UNI SI
43
UNI CLO
44
UNI CLI
41
OPEN
93
MUT
70
BATT
10
3
RESET
13
2
BUS ON
12
9
8
11
1
4
6
BUS INTERFACE
IC802
CLK
DATA
Q803
5
4
6
2
1
3
8
7
CNP801
BUS
CONTROL IN
Q801
A
C
B
D
E
F
PD
LD
OPTICAL PICKUP
KSS-720A
BATT
SIRCS
DISPLAY
SECTION
SECTION
C
• Signal path
: CD
CDX-C5050X/C5055
3-2. BLOCK DIAGRAM — CD SECTION —
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