Diagrams; Ic Pin Descriptions - Sony CDX-CA750 Service Manual
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Also See for CDX-CA750:
- Installation/connections (2 pages) ,
- Operating instructions manual (170 pages) ,
- Operating instructions manual (204 pages)
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3-1. IC PIN DESCRIPTIONS
• IC501 CXD2598Q (DIGITAL SERVO, DIGITAL SIGNAL PROCESSOR) (SERVO BOARD)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
TE
L 13942296513
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
www
46
47
48
.
49
50
51
http://www.xiaoyu163.com
Pin Name
I/O
DVDD
—
Digital power supply pin
DVSS
—
Digital ground
SOUT
O
Servo brock serial data output (Not used.)
SOCK
O
Servo brock serial data read clock output (Not used.)
XOLT
O
Servo brock serial data latch output (Not used.)
SQSO
O
Sub Q 80 bit, PCM peak and level data output. CD TEXT data output
SQCK
I
Clock input from SQSO read output.
SCSY
I
Fixed at "L".
SBSO
O
Serial output of sub-P to W. (Not used.)
EXCK
I
Clock input from SBSO read output. (Fixed at "L")
XRST
I
System reset ("L": Reset)
STSM
I
System mute input (Fixed at "L")
DATA
I
Serial data input from CPU.
XLAT
I
Latch input from CPU. Latch serial data at the falling edge.
CLOK
I
Serial data transfer clock input from CPU.
SENS
O
SENS output for CPU.
SCLK
I
Clock input from SENS serial data read.
ATSK
I/O
Input/output for anti-shock.
WFCK
O
WFCK (Write Flame Clock) output (Not used.)
XUGF
O
XUGF output (Not used.)
XPCK
O
XPCK output (Not used.)
GFS
O
GFS output
C2PO
O
C2PO output (Not used.)
SCOR
O
"H" output at either detection, sub code sync S0 or S1.
C4M
O
4.2336 MHz output (Not used.)
WDCK
O
Word clock input f=2Fs (Not used.)
COUT
I/O
Track number count signal input/output (Not used.)
MIRR
I/O
Mirror signal input/output (Not used.)
DVSS
—
Digital ground
DVDD
—
Digital power supply pin
DFCT
I/O
Diffect signal input/output (Not used.)
FOK
I/O
Focus OK signal output
PWM1
I
External control input of spindle motor.
LOCK
I/O
Lock signal input/output
MDP
O
Servo control output of spindle motor.
SSTP
I
Disc most inner track detection signal input
FSTIO
I/O
2/3 frequency division output of pins ih and ij. (Not used.)
SFDR
O
Sled drive output
SRDR
O
Sled drive output
TFDR
O
Tracking drive output
TRDR
O
Tracking drive output
FFDR
O
Focus drive output
FRDR
O
Focus drive output
DVDD
—
Digital power supply pin
DVSS
—
Digital ground
TEST
I
Test pin (Fixed at "L")
x
ao
TES1
I
Test pin (Fixed at "L")
y
XTSL
I
X'tal select input ("L": 16.9344 MHz, "H": 33.8688 MHz)
i
VC
I
Center voltage input
FE
I
Focus error signal input
SE
I
Sled error signal input
http://www.xiaoyu163.com
SECTION 3
DIAGRAMS
8
Q Q
3
6 7
1 3
u163
.
CDX-CA750/CA750X/CA760X
2 9
9 4
2 8
Pin Description
1 5
0 5
8
2 9
9 4
m
co
9 9
2 8
9 9
15
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