Technics SL-EH570 Service Manual page 45

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15.2 IC701 (AN8885SBE1V):/Servo Amp
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Pin No. Terminal Name I/O
1 PDE I
2 PDF I
3 Vcc I
4 PDA I
5 PDB I
6 LPD I
7 LD O
8 RF O
9 RFIN I
10 CSBRT I
11 CEA I
12 BDO O
13 LDON I
14 GND -
15 /RFDET O
16 PDOWN -
17 OFTR O
18 DEFLVL -
19 ENV O
20 GCTL I
21 EQ SW -
22 TEN I
23 TEOUT O
24 FEOUT O
25 FEN I
26 VREF O
27 TBAL I
28 FBAL I
Function
Tracking signal input terminal 1 (E ch)
Tracking signal input terminal 2 (F ch)
Power supply terminal
Focus signal input terminal 1 (A ch)
Focus signal input terminal 2 (B ch)
Laser PD signal
Laser power auto control output
RF amp terminal
AGC input terminal
OFTR capacitor connection terminal
HPF-AMP capacitor connection terminal
Dropout detection control
LD APC ON/OFF (H: ON)
GND terminal
RF detect signal output (L: detect)
Power down terminal
Off track detection (H: detect)
Not used, connected to GND
Envelope signal output
Sub-code frame clock signal input
Not used, connected to GND
Tracking error signal input
Tracking error signal output
Focus error signal output
Focus error signal input
Reference voltage output
Tracking balance adj. input
Focus balance adj. input