Technics SL-HD560E - IC702 Servo Processor IC Terminals

Pin
No.
Terminal
Name
I/O Function
1 PDE I Tracking signal input terminal 1
(E ch)
2 PDF I Tracking signal input terminal 2
(F ch)
3
V
cc
I Power supply terminal
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
21