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I/O
Pin
Terminal
No.
Name
1
PDE
I
Tracking signal input terminal 1
(E ch)
2
PDF
I
Tracking signal input terminal 2
(F ch)
3
I
Power supply terminal
V
cc
4
PDA
I
Focus signal input terminal 1 (A
ch)
5
PDB
I
Focus signal input terminal 2 (B
ch)
6
LPD
I
Laser PD signal
7
LD
O
Laser power auto control output
8
RF
O
RF amp terminal
9
RFIN
I
AGC input terminal
10 CSBRT
I
OFTR capacitor connection
terminal
11
CEA
I
HPF-AMP capacitor connection
terminal
12
BDO
O
Dropout detection control
13 LDON
I
LD APC ON/OFF (H: ON)
14
GND
-
GND terminal
15 /RFDET
O
RF detect signal output (L:
detect)
16 PDOWN
-
Power down terminal
17 OFTR
O
Off track detection (H: detect)
18 DEFLVL
-
OFTR/ DO detection level
control terminal
19
ENV
O
Envelope signal output
20 GCTL
I
RF/FE/TE gain control terminal
21 EQSW
I
EQ characteristic control
terminal
22
TEN
I
Tracking error signal input
23 TEOUT
O
Tracking error signal output
24 FEOUT
O
Focus error signal output
25
FEN
I
Focus error signal input
26
VREF
O
Reference voltage output
27
TBAL
I
Tracking balance adj. input
28
FBAL
I
Focus balance adj. input
16.3. IC702 (MN662790RSC): / Servo Processor/Digital Signal
Processor/Digital Filter/ / D/A converter
Function
21
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