Sony CDP-XE520 Service Manual ▷ View online
– 30 –
• IC501 SYSTEM CONTROL (CXP82832-006Q)
Pin No.
Pin Name
I/O
Function
1
13G
O
FL grid signal output
2
14G
O
FL grid signal output
3
NC
–
Connected to VDD
4
+5V
–
Power supply (+5V)
5
SCOR
I
Sub code sync input
6, 7
VDD
–
Power supply
8
RMIN
I
Remote control signal input
9
VDD
–
Power supply (+5V)
10, 11
X
–
Not used (Open)
12
LD OUT
O
Loading motor control
13
LD IN
O
Loading motor control
14
SENS
I
Sense signal input
15
XLT
O
Serial latch output
16
AMUTE
O
Audio mute output
17
PGML
O
Digital filter latch output
18
SENSOR. IN
–
Connected to VDD
19
BUSOUT
O
CONTROL-A1 transmission output
20
BUSIN
I
CONTROL-A1 receive input
21
SENSOR. SW
–
Not used (Open)
22
CLK
O
Serial clock output
23
LDON
O
Optical pick-up laser diode control output
24
DATA
O
Serial data output
25
SQCK
O
Subcode Q data readout clock output
26
SUBQ
I
Subcode Q data input
27
VDD (+5V)
–
Power supply (+5V)
28
AVREF
I
Analog reference voltage input
29
KEY 0
I
Key input
30
KEY 1
I
Key input
31
KEY 2
I
Key input
32
FILTER. SW
–
Connected to ground
33
ADJ/AFADJ
I
Test mode terminal
34
LOADSW
O
Load in/out select control output
35
MODEL. SEL1
–
Model select pin (Connected to ground)
36
MODEL. SEL2
–
Model select pin (Connected to ground)
37
AVSS
–
Analog ground
38
RST
I
Reset signal input
39
EXTAL
I
8 MHz clock input
40
XTAL
I
8 MHz clock output
• Abbreviation
FL : Fluorescent indicator tube
– 31 –
Pin No.
Pin Name
I/O
Function
41
VSS
–
Ground
42
TX
–
Not used
43
TEX
–
Connected to ground
44
VDD (+5V)
–
Power supply (+5V)
45
VFDP (–30V)
–
Pull down voltage (–30V)
46
XSEL
O
Not used
47
—
–
Not used
48
LP CONTROL
O
LP control hold output
49 to 66
OPEN
–
Not used
67 to 87
S21 to S1
O
FL segment signal output
88
1G
O
FL grid signal output
89
VDD (+5V)
–
Power supply (+5V)
90 to 100
2G to 12G
O
FL grid signal output
• Abbreviation
FL : Fluorescent indicator tube
– 32 –
IC101 CXD2585Q
• BD section
6-11. IC BLOCK DIAGRAMS
3
80
76
74
75
73
72
68
64 63
62 61
58
59
60
67 66 65
69
71 70
1
78
79
77
2
5
4
6
7
8
9
9
10
11
12
13
14
15
16
16
17
18
19
20
21 22
25 26 27 28 29 30 11 11
31 32
33 34
35 36 37
38 39 40
46
50
53
55
52
57
56
51
54
49
48
47
44
41
42
43
24
23
Clock
Generator
D/A
Interface
Error
Corrector
32K
RAM
Sub Code
Processor
EFM
demodurator
Digital
OUT
Digital
PLL
Asymmetry
Corrector
Servo
Auto
Sequencer
Digital
CLV
MIRR
DFCT
FOK
SERVO
Interface
CPU
Interface
OPAmp
Analog SW
A/D
Converter
PWM GENERATOR
FOCUS SERVO
SERVO DSP
SLED SERVO
TRACKING
SERVO
TRACKING PWM
GENERATOR
SLED PWM
GENERATOR
FORCUS PWM
GENERATOR
45
SIGNAL PROCESSOR BLOCK
SERVO BLOCK
MUTE
XRST
DVDD0
DATA
XLAT
CLOCK
SENS
SCLK
ATSK
WFCK
XUGF
XPCK
GFS
SCOR
WDCK
C4M
DVSS0
COUT
MIRR
V2PO
DFCT
FOK
PWMI
LOCK
MDP
SSTP
FETO
DVDD1
SFDR
SRDR
TFDR
TRDR
FFDR
FRDR
DVSS1
TEST
TES1
VC
FE
SE
IGEN
AVSSO
ADIO
RFDC
CE
TE
TE
RFAC
ASYI
ASYO
AVDD0
AVDD0
AVDD1
AVSS1
BIAS
VCTL
V16M
VPCO
PCO
FILI
FILO
CLTV
EXCK
SBSO
SCSY
SQCK
SQSO
XOLT
SOCK
SOUT
XTAO
XTAI
DVSS2
XTSL
EMPH
BCK
PCMD
LRCK
DOUT
MD2
ASYE
DVDD2
– 33 –
IC103 CXD2568M
BUFF
BUFF
BUFF
BUFF
R
R
F
F
1
CH1 OUT F
2
CH1 OUT R
3
CAPA IN 1
4
CH1 R IN
5
CH1 F IN
6
VREF IN
7
VREF OUT
8
GND
9
CH2 F IN
10
CH2 R IN
11
CAPA IN 2
12
CH2 OUT R
13
CH2 OUT F
14
GND
28 GND
27 CH4 OUT F
26 CH4 OUT R
25 VB IN
24 VS IN
23 VB IN
22 VCC
21 VCC
20 CH3 F IN
19 CH3 R IN
18 CAPA IN 3
17 CH3 OUT R
16 CH3 OUT F
15 MUTE
LEVEL
SHIFT
INTERFACE
BUFF
BUFF
BUFF
BUFF
R
F
R
F
BUFF
INTERFACE
INTERFACE
F
F
R
R
MUTE
11
12
10
VC
VC
VC
VC
VC
VC
VC
VCC
VCC
RF SUMMING AMP RF_EQ_AMP
ERROR AMP
FOCUS
FOCUS
TRACKING
ERROR AMP
ERROR AMP
VC BUFFER
VCC
VCC
VC
VC
VC
VC
VEE
VEE
VEE
VEE
VEE
VREF
13
14
15
6
5
1
2
3
4
7
8
9
16
19
20
21
22
23
24
18
17
HOLD
LD
PD
A
B
C
D
VEE
F
E
VC
AGCVTH
AGCCONT
VCC
LC/PD
LD_ON
LD_ON
HOLD_SW
RF_BOT
RFTC
RF_1
RFO
RFO
RFE
FE
TE
(50%/30%
OFF)
OFF)
APC PD AMP
APC LD AMP
IC102 BA6392FP
Click on the first or last page to see other CDP-XE520 service manuals if exist.