Panasonic SA-PM27E Service Manual page 136

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18.1 IC701 (AN8885SBE1) Servo
Amplifier
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Pin No. Mark I/O
1 PDE I Tracking signal input 1
2 PDF I Tracking signal input 2
3 VCC I Power supply
4 PDA I Focus signal input terminal 1
5 PDB I Focus signal input terminal 2
6 LPD I APC amp input
7 LD O APC amp output
8 RF O RFsumming output
9 RFIN I Detector's input
10 CSBRT I Capacitor for OFTR connection
11 CEA I Capacitor for HPF amp connection
12 BDO O BDO output ("H" : drop out)
13 LDON I APC control
14 GND - Ground
15 /RFDET O NRFDET output ("L" : detection)
16 PDOWN O Power-down input
17 OFTR O OFTR output
18 NC O N.C.
19 ENV O 3T-ENV output
20 NC I N.C.
21 NC I N.C.
22 TEN I TE amp input
23 TEOUT O TE amp output
24 FEOUT O FE amp output
25 FEN I FE amp input
26 VREF O Reference voltage output
27 TBAL I Tracking balance control
28 FBAL I Focus balance control
Function