Panasonic SA-AK520E Service Manual page 75

Pin No. Mark
15 A9 O
16 A0 O
17 A1 O
18 A2 O
19 A3 O
20 DVSS2 -
21 DVDD2 -
22 SPOUT O
23 TRVP O
24 TRVM O
25 TRP O
26 TRM O
27 FOP O
28 FOM O
29 IOVDD1 -
30 TBAL O
31 FBAL O
32 FE I
33 TE I
I/O Function
DRAM address signal
9
DRAM address signal
0
DRAM address signal
1
DRAM address signal
2
DRAM address signal
3
Ground for digital
circuits
Power supply for
digital cirfcuits
Spindle motor drive
signal output
(absolute value
output)
Traverse drive output
(positive polarity
output)
Traverse drive output
(negative porarity
output)
Tracking drive output
(positive polarity
output)
Tracking drive output
(negative polarity
output)
Focus drive output
(positive polarity
output)
Focus drive output
(negative polarity
output)
Power supply for I/O
Tracking balance
adjustment output
Focus balance
adjustment output
Focus error signal
input (analog input)
Tracking error signal
input (analog input)
75