Read Sony DVP-S7000 (serv.man2) Service Manual online
– 123 –
6-1-3.
Pin Assignment
Pin No.
Signal Name
I/O
Functional Description
1
A2
I
2
B2
I
Input of photo detection signals
3
C2
I
4
D2
I
5
CP
—
Differential phase tracking LPF pins
6
CN
—
7
D
I
8
C
I
Input of photo detection signals
9
B
I
10
A
I
11
VNB
—
Ground for servo block
12
E
I
13
F
I
Input of sub beam photo detection signals
14
G
I
15
H
I
16
LDON
I
APC output ON/OFF
17
PD
I
APC input
18
LD
O
APC output
19
TIOF
I
Tilt sensor offset
20
TI-A
I
Input of tilt sensor A
21
TI-B
I
Input of tilt sensor B
22
TISUM
O
Summing output of TI-A and TI-B
23
TII
O
Sub tracking output of TI-A and TI-B
24
TI-
—
Phase compensation filter pins
25
TIO
—
26
TIE
O
Output of tilt error signal
27
VC
—
Output of reference voltage
28
VCI
—
Input of reference voltage
29
VPB
—
Power supply for servo block
30
MIRR
O
Output of mirror detection
31
MP
—
Mirror signal peak hold
32
MB
—
Mirror signal bottom hold
33
FDCHG
I
Low impedance enable
34
MLPF2
—
Mirror signal LPF pins
35
MLPF1
—
36
MIN
I
Input of RF signal for mirror
37
PI
O
Output of pull-in signal
38
TE
O
Output of tracking error signal
39
FE
O
Output of focus error signal
40
PP
O
Output of push-pull monitor
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