Aiwa CDC-MA01 Service Manual page 37

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IC, CXD2585Q
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Pin No. Pin Name
1 DVDD0
2 XRST
3 MUTE
4 DATA
5 XLAT
6 CLOK
7 SENS
8 SCLK
9 ATSK
10 WFCK
11 XUGF
12 XPCK
13 GFS
14 C2PO
15 SCOR
16 C4M
17 WDCK
18 DVSS0
TE
19 COUT
L 13942296513
20 MIRR
21 DFCT
22 FOK
23 PWMI
24 LOCK
25 MDP
26 SSTP
27 FSTO
28 DVDD1
29 SFDR
30 SRDR
31 TFDR
32 TRDR
33 FFDR
34 FRDR
35 DVSS1
36 TEST
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37 TES1
38 VC
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39 FE
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I/O
– Digital power supply.
I System reset. Reset when low.
I Mute input. (L: OFF, H: ON)
I Serial data input from CPU.
I Latch input from CPU. Serial data is latched at the falling edge.
I Serial data transfer clock input from CPU.
O SENS output to CPU.
I SENS serial data readout clock input.
I/O Anti-shock input/output. (Connected to digital GND)
O WFCK output. (Not used)
O XUGF output. MNT0 or RFCK is output by switching with the command. (Not used)
O XPCK output. MNT1 is output by switching with the command. (Not used)
O GFS output. MNT2 or XROF is output by switching with the command.
O C2PO output. MNT3 or GTOP is output by switching with the command.
O Output a high signal when either subcode sync S0 or S1 is detected.
4.2336 MHz output. 1/4 frequency division output for V16M in CAV-W mode or variable pitch
O
mode. (Not used)
O Word clock output. f = 2Fs. GRSCOR is output by the command switching. (Not used)
– Digital GND.
I/O Track count signal input/output.
I/O Mirror signal input/output. (Not used)
I/O Detect signal input/output.
I/O Focus OK signal input/output.
I Spindle motor external control input.
GFS is sampled at 460 Hz; when GFS is high, this pin outputs a high signal. If GFS is low eight
I/O
consecutive samples, this pin outputs low. Input when LKIN = 1.
O Spindle motor servo control output.
I Disc innermost track detection signal input.
O 2/3 frequency division output for XTAI pin. (Not used)
– Digital power supply.
O Sled drive output.
O Sled drive output.
O Tracking drive output.
O Tracking drive output.
O Focus drive output.
O Focus drive output.
– Digital GND.
I Test. (Connected to digital GND)
I Test. (Connected to digital GND)
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I Center voltage input.
i
I Focus error signal input.
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