Pin
No.
Mark I/O Function
13 TGAIN I Tracking gain adjustment
input terminal
14 LNP O Lens position signal output
terminal
15 AB GAIN I APP compensation signal
gain adjustment terminal
16 FE O Focus error signal output
terminal
17 AS GAIN I AS gain adjustment
terminal
18 FBAL I Focus ballance adjustment
terminal
19 AS/
MON3T
O AS/3TMON signal output
terminal
20 CEA I 3T envelope det. capacitor
connection terminal
21 BDO/
TRCRS
O BDO/Track cross signal
output terminal
22 CBD O O BDO detection capacitor
connection terminal
23 OFT O O Off track detection signal
output terminal
24 GND — GND terminal
25 OFT IN I Off track detection signal
input terminal
26 VCC I Power supply terminal (+
3V)
27
NRFDET/
OFTR
O NRFDET/off track signal
output terminal
28 NRFLD I Serial command latch
signal input terminal
29 RF DATA I Serial command data
signal input terminal
30 RFCK I Serial command clock
input terminal
31
NRFSTBY
I Standby control signal
input terminal
32 OUT RF O EFM signal output terminal
33 CRF
AGC
— RFAGC capacitor
connection terminal
34 EQ IN I EQ input terminal
35 ARFO O RF amp. output terminal
36 SVREF I Reference voltage input
terminal
41