MZ-R5ST
6-17. IC PIN FUNCTION
•
IC503 CXD2652AR (DIGITAL SERVO ENC/DEC, ATRAC)/MAIN BOARD
— 79 —
— 80 —
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29 ~ 32
33
34 ~ 38
39
40
41
42
43
44
45
46 ~ 49
50
51
52
53
54
55
I/O
O
O
—
—
I
I
I
O
O
I
O
O
I
—
I
O
I
—
—
—
I
O
I
O
O
O
O
—
O
—
O
—
—
O
O
O
O
O
I
—
O
I
—
I
I
Description
Traverse count signal output.
Track jump detection output.
Not used. (Open).
Not used. (Open).
Write data signal input from system control (IC801).
Serial clock signal input from system control (IC801).
Serial latch signal input from system control (IC801).
Read data signal output to system control (IC801).
Internal status (SENSE) signal output to system control (IC801).
Reset signal input from system control (IC801). L: reset.
Sub code Q sync (SCOR) signal output to system control (IC801).
“L” is output every 13.3 mseconds. “H” is output most of time.
Sub code Q sync (SCOR) of DIGITAL IN U-bit CD format signal output to system control (IC801).
“L” is output every 13.3 mseconds. “H” is output most of time. (Not used).
Laser power switch signal input from system control.
Not used. (Open).
Write data send timing input from system control.
Clock output (22.5 MHz).
Clock input (22.5 MHz).
Not used. (Fixed to “H”).
Not used. (GND).
GND.
Digital audio signal input terminal (for optical input).
Digital audio signal output terminal (for optical input).
Audio data signal input from A/D and D/A converter (IC303).
Monitor/decode audio data signal output to A/D and D/A converter (IC303).
L/R clock signal output to A/D and D/A converter (IC303).
Bit clock signal output to A/D and D/A converter (IC303).
11.2896 MHz clock output (MCLK system).
Digital power supply terminal (+2.8 V).
Address signal output to RAM (IC509).
Not used. (Open).
Address signal output to RAM (IC509).
Not used. (Open).
GND.
Output enable control signal output to RAM (IC509).
Column address strobe signal output to RAM (IC509).
Address signal output to RAM (IC509).
Load address strobe signal output to RAM (IC509).
Read/write control signal output to RAM (IC509).
Data signal input from RAM (IC509).
Not used. (GND).
Playback EFM full swing output. L: Vss, H: VDD.
Playback EFM asymmetry comparate voltage input.
Analog power supply terminal (+2.8 V).
Playback EFM asymmetry circuit constant current input.
Playback EFM RF signal input from RF amplifier (IC501).
Pin Name
MNT0
MNT1
MNT2
MNT3
SWDT
SCLK
XLAT
SRDT
SENS
XRST
SQSY
DQSY
WRPWR
NC
TX
OSC1
OSC0
XTSL
RVDD
RVSS
DIN
DOUT
ADDT
DADT
ALRCK
ABCK
FS256
DVDD
A00 ~ A03
NC
A04 ~ A08
NC
DVSS
XOE
XCAS
A09
XRAS
XWE
D0 ~ D3
MVCI
ASYO
ASYI
AVDD
BIAS
RFI
Pin No.
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96 ~ 98
99
100
I/O
—
—
O
I
O
I
I
I
I
I
I
I
—
—
—
—
—
I
I
—
—
—
I
O
I
O
I
I
—
O
O
—
O
O
O
O
O
O
O
I
—
—
O
Description
GND.
Not used. (Open).
Phase comparison output from master clock PLL of the decoder PLL.
Filter input to master clock PLL of the decoder PLL.
Filter output from master clock PLL of the decoder PLL.
VCO control voltage input from master clock PLL of the decoder PLL.
Optical light amount signal - peak hold signal input from RF amplifier (IC501).
Optical light amount signal - bottom hold signal input from RF amplifier (IC501).
Optical light amount signal input from RF amplifier (IC501).
Focus error signal input from RF amplifier (IC501).
Auxiliary signal input from RF amplifier (IC501).
Center voltage input from RF amplifier (IC501).
Not used. (Open).
Analog power supply terminal (+2.8 V).
Not used. (Connected to +2.8 V).
Not used. (GND).
GND.
Sled error signal input from RF amplifier (IC501).
Tracking error signal input from RF amplifier (IC501).
Not used. (Connected to +2.8 V).
Not used. (Connected to +2.8 V).
Not used. (Connected to +2.8 V).
ADIP duplexed FM signal input (22.05 kHz ±1 kHz) input from RF amplifier (IC501). (Schmitt input).
Focus control output to RF amplifier (IC501).
Latch signal input RF amplifier (IC501).
RFCK clock (7.35 kHz) signal output.
Serial data input from microprocessor (IC801).
Input terminal for setting the laser power.
Not used. (Open).
Tracking servo drive signal output (–).
Tracking servo drive signal output (+).
Digital power supply terminal (+2.8 V).
Focus servo drive signal output (–).
Focus servo drive signal output (+).
176.4 kHz clock signal output (MCLK system).
Sled servo drive signal output (–).
Sled servo drive signal output (+).
Spindle servo drive signal output (–).
Spindle servo drive signal output (+).
FG input terminal from spindle motor driver (IC701).
Not used. (GND).
GND.
EFM signal output (for recording).
Pin Name
AVSS
PDO
PCO
FILI
FILO
CLTV
PEAK
BOTM
ABCD
FE
AUX 1
VC
ADIO
AVDD
ADRT
ADRB
AVSS
SE
TE
AUX 2
DCHG
APC
ADFG
FO CONT
XLRF
CKRF
DTRF
APCREF
LDDR
TRDR
TFDR
DVDD
FFDR
FRDR
FS 4
SRDR
SFDR
SPRD
SPFD
FGIN
TEST 1 ~ 3
DVSS
EFMO
