Panasonic SA-AK58 Service Manual page 69

I/O
Pin Terminal
No. Name
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
20.3. IC702 (MN662790RSC): / Servo Processor/Digital Signal
Processor/Digital Filter/ / D/A converter
I/O
Pin Terminal
No. Name
1 BCLK - Serial bit clock output (Not
used, open)
2 LRCK -
L/R discriminating signal output
(Not used, open)
3 SRDATA - Serial data signal output (Not
used, open)
4 I Power supply terminal
DV 1
DD
5 - GND terminal
DV 1
SS
6 TX O Digital audio interface signal
output
7 MCLK I Command clock signal input
8 MDATA I Command data signal input
9 MLD I Command load signal input
10 SENSE - Sense signal (Not used, open)
11 /FLOCK -
Optical servo condition (focus)
(Not used, open)
12 /TLOCK -
Optical servo condition
(tracking)
(Not used, open)
13 BLKCK O
Sub-code block clock signal
output
(f=75 Hz)
14 SQCK I Sub-code Q resistor clock
signal input
15 SUBQ O Sub-code Q data signal output
16 DMUTE - Muting input (Not used,
connected to GND)
17 STAT O Status signal output
18 /RST I Reset signal input (L: reset)
Function
Function
69