Pin No. Mark I/O Function
31 C O Tracking signal input
terminal 3
32 A O Tracking signal input
terminal 1
18.4. IC702 (MN662790RSC) SERVO PROCESSOR / DIGITAL SIGNAL
PROCESSOR / DIGITAL FILTER / D/A CONVERTER
Pin No. Mark I/O Function
1 BCLK O Bit Clock Output for
Serial Data
2 LRCK O L/P Clock Signal Output
3 SRDATA O Serial Data Output
4 DVDDa I Power Supply Input (for
Digital Circuit)
5 DVSS1 I Ground (for Digital
Circuit)
6 TX O Digital Audio Interface
Signal Output
(Latches Data at first
Transition)
7 MCLK I Microprocessor
Command Clock Signal
Input
8 MDATA I Microprocessor
Command Data Signal
Input
9 MLD I Microprocessor
Command Load Signal
Input
10 SENSE I Sense Signal Output
(OFT, FESL, MAGEND,
NAJEND, POSAD, SFG)
(Not Used, Open)
11
/
FLOCK
O Focus Servo Feeding
Signal Output
(“L”: Feed)
12 /TLOCK O Tracking Servo Feeding
Signal Output
(“Leafed)
13 BLKCK O Sub-Code Block Clock
Signal Output
(fabled = 75Hz during
Normal Playback)
47