49
51
52
53
54
55
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
97
98
99
100
CHAK-IN
HOME
PACK-OUT
LDIN
LDOUT
LD-LOW
LDON
REFLECT
PROTECT
PB-P
REC/PB
3.3V
LIMITIN
GND
MOD
XLAT
WRPWR
LODINGSEL
L3MODE
MODEL
DIST
SCTX
XINT
REC-P
DQSY
NC
DIGRST
SENS
MNT3
MNT2
MNT1
MNT0
SENSORSW
DISK5
LED PLAY
LED PAUSE
SCL
SDA
LED SYNC
LED REC
HEADSWDWN
DEADSWUP
KEY3
KEY2
KEY1
AVSS
KEY0
VREF
3.3V
WMCLK
I
I
I
O
O
O
O
I
I
I
O
—
I
—
O
O
O
I
I
I
I
O
I
I
I
O
O
I
I
I
I
I
O
I
O
O
O
I/O
O
O
I
I
I
I
I
—
I
—
—
I
Detection signal from chucking-in switch
Detection signal from HOME switch (Fixed at “L”)
Detection signal from loading out (Loading out position: “L”, others: “H”) switch
Loading motor in control
Loading motor out control
Loading motor voltage control output (Low voltage: “H”)
Laser power ON/OFF control output (“H”: Laser ON)
Disc reflection rate detection (Disc with low reflection rate “H”)
Disc hole detection (Protect: “H”)
Detection signal from playback position detection switch
Not used
Power supply 3.3V
Detection signal from limit switch (Sled limit in: “L”)
Ground pin
High frequency superimposing ON/OFF output
Latch signal output to serial pulse
BD write power ON/OFF output
LOADING SELECT input (Fixed at “L”)
AD/DA converter (IC201) signal output
Model selection (Fixed at “H”)
Destination selection (Fixed at “H”)
Timing for sending write data to CXD2654
CXD2654 interrupt status input
Detection signal from recording position detection switch
Digital in sync input
Not used
CXD2654, motor driver reset signal
Internal status
Spindle servo lock status monitor
Command execution status monitor
Track jump signal
Focus OK signal
MAIN SENSOR waveform switching output (Not used)
DISC5 IN SW (Not used)
LED drive signal output (PLAY)
LED drive signal output (PAUSE)
Clock signal to backup memory
Data signal to backup memory
LED drive signal output (SYNC)
LED drive signal output (REC)
Recording head down detection signal
Recording head up detection signal
Key 3 (A/D) (Fixed at “L”)
Key 2 (A/D) (Fixed at “L”)
Key1 (A/D)
Ground pin
Key 0 (A/D)
A/D reference voltage 3.3V
Power supply 3.3V
MD WM LINK data input (Fixed at “L”)
Pin No.
Pin Name
I/O
Function
