Pin No.
Pin Name
I/O
Description
-46-
42
GND_SRV
-
Ground connection terminal (SERVO system)
43
MD1
I
The monitor diode input terminal of APC1
44
LD1
O
The laser diode output terminal of APC1
45
IREFT
-
The external resistance connection terminal for setting up servo system standard current
46
VREF1
O
Servo system standard bias voltage output terminal
47
MD
I
DVD4D input terminal
48
NC
-
Not connect
49
NC
-
Not connect
50
MC
O
51
MB
52
MA
53
FON
I
54
FOP
55
TRN
I
56
TRP
57
SD
I
58
SC
59
SB
60
SA
61
SUBI
I
SUB signal input terminal
62
SUBO
O
SUB signal output terminal
63
VCC_RF
-
Power-supply connection terminal (RF system)
64
NC
-
Not connect
IC DESCRIPTION -1/3 (HD153702TF -2/2)
Servo system standard bias voltage output terminal
DVD focus error differential input terminal
CD tracking error differential input terminal
CD4D / SUB4D input terminal
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