m62481fp Mitsumi Electronics, Corp., m62481fp Datasheet - Page 56

• Manufacturer Part Number: m62481fp
• Description: Pickup Servo System With Automatic Adjustment
• Manufacturer: Mitsumi Electronics, Corp.

D-62481-87I
•T-4). Track Cross Detecter Block
•L-1).HFD MODE ( R0;D12)
Mirror
Detector
TE1 output
(HFOK And MR
Dectector )
HFOK
Detector
TC DET LPF SW
MR
100k
TE1 LPF
47p
MR
R0;D12
HFD MODE
HFOK
MR
0
1
100k
39k
39k
1k
1k
> 2.4375V
< 2.5625V
PICKUP SERVO SYSTEM WITH AUTOMATIC ADJUSTMENT
(
MITSUBISHI
HFD OUTPUT
55
ELECTRIC
HFOK
MR
Track Cross circuit
/ 88 )
MITSUBISHI SOUND PROCESSOR LSI
S
R
Q
Q
R3;D11
FBAL
0
1
HFD
28
TC DET LPF SW
D
T
D
T
M62481FP
Q
Q
Q
Q
open
close
DIR
( Dout Logic )
Brake signal
( Track Hold Logic )
TC LS
( Dout Logic )
TC HS
( Dout Lgic)