Table of Contents
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Pin No. Terminal name
I/O
44
EQF
45
MDI1
46
LDO1
O Drive output 1
47
P1TN
48
P1TP
49
P1FN
50
P1FP
51
LDP1
52
P1DI
53
P1CI
54
P1BI
55
P1AI
56
GNDR
–
57
LDP2
58
P2AI
59
P2BI
60
P2CI
61
P2DI
62
GNDS
–
63
P2FP
64
P2FN
• Block Diagram
P1FN
49
P1FP
50
LDP1
51
P1DI
52
P1CI
53
P1BI
54
P1AI
55
GNDR
56
LDP2
57
P2AI
58
P2BI
59
P2CI
60
P2DI
61
GNDS
62
P2FP
63
P2FN
64
Operation function
I
Frequency adjustment
I
Monitor input 1
I
TE–input (DVD)
I
TE+input (DVD)
I
FE–input (DVD)
I
FE+input (DVD)
I
APC polarity 1
I
D input (DVD)
I
C input (DVD)
I
B input (DVD)
I
A input (DVD)
GND terminal (RF)
I
APC polarity 2
I
A input (CD)
I
B input (CD)
I
C input (CD)
I
D input (CD)
GND terminal (Servo)
I
FE+input (CD)
I
FE–input (CD)
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
APC1
sel-RF
R-gain
Adjust
sel-PD
F-gain
Adjust
F-gain
Adjust
sel-PD
sel-PD
T-gain
Adjust
APC2
1
2
3
4
5
6
Terminal DC Voltage(TYP.)
VrD
–
–
VrA
VrA
VrA
VrA
–
VrA
VrA
VrA
VrA
–
–
VrA
VrA
VrA
VrA
–
VrA
VrA
Output
Amp
DC
EQ
FB
RF Ripple
creation
mode-IC
FEB
sel-FE
FE-gain
FE creation
Adjust
DPDB
sel-TE
TEB
DPD-TE
creation
TE-gain
sel-DPD
Adjust
mode-TE
3Beam-TE
creation
Level
TEB
detect
sel-LVL
TCC1
VrA
tcc1 (BUS)
Vref
BUS
7
8
9 10 11 12 13 14 15 16
53
DV-NC55U/C/M
Remarks
When EQF is raised, shift to the
high frequency side occurs.
Adjusting range: GND - Vdd
Positive polarity when this terminal
is connected to Vcc.
Positive polarity when this terminal
is connected to Vcc.
32
RFS
31
VccR
30
RFOp
RFOn
29
RPP
28
RPB
27
RPO
26
25
RPZ
24
NC
23
VccS
22
DFTN
FEO
21
TEO
20
LVL
Time
19
constant
adjustment
VccP
18
VCKF
17
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