Pin Description - Onkyo DX-C390 Service Manual

IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION
Q103 : CXD3068Q DIGITAL SIGNAL PROCESSOR-2

PIN DESCRIPTION

No. SIGN
1 DV
2 XRST
3 MUTE
4 DATA
5 XLAT
6 CLOK
7 SENS
8 SCLK
9 ATSK
10 WFCK
11 XUGF
12 XPCK
13
14 C2PO
15 SCOR
16
17 WDCK
18 DV
19 COUT
20 MIRR
21 DFCT
22
23 PWM1
24 LOCK
25 MPD
26 SSTP
27 FSTO
28 DV
29 SFDR
30 SRDR
31 TFDR
32 TRDR
33 FFDR
34 FRDR
35 DV
36 TEST
37 TES1
38
39
40
I/O DESCRIPTION
0 - Di ital ower su l terminal.
DD
I System reset pin. L= Reset
I Mute input pin. H= Mute
I Serial data input pin from CPU.
I Latch signal input pin from CPU.
I The clock input pin for transmission of serial data.
O SENS signal output pin for CPU.
I The clock input for reading of serial data.
I/O Input/ output pin for anti-shock.
O WFCK output pin.
O XUGF output pin.
O XPCK output pin.
GFS O GFS output pin.
O C2PO output pin.
O When detected the sub code sink S0 or S1, outputting is "H".
C4M O 4.2336M Hz output pin.
O Word clock output pin. F=2Fs.
0 - Digital ground.
SS
I/O The number of count signal input and output of tracks
I/O Mirror signal output/ input pin.
I/O Defect signal output/ input pin.
FOK I/O Focus OK signal output/ input pin.
I Outer edge control pin of spindle motor.
I/O GFS is sampled by 460Hz, When GFS is "H", outputting is "H".
When GFS is eight consecutive time "L." outputting is "L".
O Servo control output pin for spindle motor.
I The detected signal input inside a disk
O 2/3 divided signal output pin of XTAL terminal.
1 - Digital power supply.
DD
O Sled drive output pin.
O Sled drive output pin.
O Tracking drive output pin.
O Tracking drive output pin.
O Focus drive output pin.
O Focus drive output pin.
1 - Digital GND.
SS
I Test pin. (To connect the GND)
I Test pin. (To connect the GND)
VC I Center voltage input pin.
FE I Focus error signal input pin.
SE I Sled error signal input pin.
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DX-C390