21
D-EJ995
Pin No.
Pin Name
I/O
Description
55
VREFR
O
R-ch reference voltage output terminal
56
AOUT2
O
R-ch analog audio signal output
57
AVDD2
—
Power supply terminal (analog system)
58
TES1
I
Input terminal for the test (normally: fixed at “L”)
59
TEST
I
Input terminal for the test (normally: fixed at “L”)
60
VSS1
—
Ground terminal (digital system)
61
LRMU
O
Muting on/off control signal output to the audio line and the headphone amplifier (IC301)
“H”: muting on
62
DOUT
O
Digital audio signal output
63
ATSK
I/O
Input/output terminal for anti-shock Not used (open)
64
DFCT
I/O
Defect signal input/output terminal Not used (open)
65
FOK
O
Focus OK signal output to the system controller (IC801) “L”: NG, “H”: OK
66
MIRR
I/O
Defect signal input/output terminal Not used (open)
67
COUT
I/O
Numbers of track counted signal input/output terminal Not used (open)
68
C2PO
O
C2PO signal output terminal Not used (open)
69
GFS
O
GFS signal output terminal Not used (open)
70
XUGF
O
XUGF signal output terminal Not used (open)
71
XPCK
O
XPCK signal output terminal Not used (open)
72
VDD1
—
Power supply terminal (digital system)
73
PCO
O
Charge pump output for master PLL
74
FILI
I
Filter input for master PLL
75
FILO
O
Filter output for master PLL
76
CLTV
I
VCO1 control voltage input terminal for multiplier
77
VCTL
I
VCO2 control voltage input terminal for broad-band EFM PLL
78
VPCO
O
Charge pump output terminal for broad-band EFM PLL
79
AVSS3
—
Ground terminal (analog system)
80
ASYO
O
EFM full-swing output terminal
81
ASYI
I
Asymmetry comparator voltage input terminal
82
BIAS
I
Asymmetry circuit constant current input terminal
83
AVDD3
—
Power supply terminal (analog system)
I
EFM signal input from the optical pick-up
—
Power supply terminal (analog system)
I
Stabilized current input for operational amplifiers
—
Ground terminal (analog system)
I
RF signal input from the optical pick-up
I
E signal input from the optical pick-up
I
F signal input from the optical pick-up
I
B signal input from the optical pick-up
I
A signal input from the optical pick-up
93
VC
I
Middle point voltage input terminal Not used (fixed at “L”)
94
VSS3
—
Ground terminal (digital system)
95
FRDR
O
Focus servo drive signal (–) output to the TB2130F (IC403)
96
FFDR
O
Focus servo drive signal (+) output to the TB2130F (IC403)
97
TRDR
O
Tracking servo drive signal (–) output to the TB2130F (IC403)
98
TFDR
O
Tracking servo drive signal (+) output to the TB2130F (IC403)
99
SRDR
O
Sled servo drive signal (–) output to the TB2130F (IC403)
100
SFDR
O
Sled servo drive signal (+) output to the TB2130F (IC403)
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