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I/O
Pin
Terminal
No.
Name
14
VO3+
O
Focus coil drive output
15
VO2-
O
Traverse motor drive output
16
VO2+
O
Traverse motor drive output
17
VO1-
O
Spindle motor drive output
18
VO1+
O
Spindle motor drive output
19 PGND1
-
GND terminal
20 PV
I
Power supply terminal
1
CC
21 1/2PV
O
1/2PV
CC
1
(Connected to GND via
capacitor)
22
VREF
I
Reference voltage input
23
IN1
I
Spindle motor drive signal input
24
PC1
I
Power cut 1 input
25
IN2
I
Traverse motor drive signal
input
26
PC2
I
Power cut 2 input
27
IN3
I
Focus drive signal input
26
IN4
I
Tracking drive signal input
17.3. IC3 (MN66616RA4): / ATRAC Encoder/Decoder, Servo Signal
Processor
I/O
Pin
Terminal
No.
Name
1
ADIP
I
ADIP FM signal input
2
LNP
I
Lens position signal input
3
FE
I
Focus error signal input
4
TE
I
Tracking error signal input
5
AS
I
AS signal input
6 DRMONI
I
Drive voltage monitor input
7
BAT
I
Battery power supply terminal
8 AMONI
-
Servo analog monitor signal
output
(Not used, open)
9
VREFI
I
Reference voltage input
10 TOFS
O
Tracking error off-set
adjustment output
11 FBAL
O
Focus balance adjustment
output
12 TBAL
O
Tracking balance adjustment
output
13 TGAIN
O
TE error gain adjustment output
Function
output terminal 1
CC
Function
26
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