m62481fp Mitsumi Electronics, Corp., m62481fp Datasheet - Page 40

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

(49)U
Vref
Focus servo hold mode AUT FSON(R1 D5)=0,FS HOLD (R1 D6)=0,FS OFF (R1 D7)=0,
Focus gain adjustment mode FGAIN (R3 D13)=1,
Amplitude of adjustment U
(50)V
5V
Vi
D-62481-87I
AO
COMPO
f=2kHz
F
A
signal RS D0=0,RS D1=0,RS D2=0,
V
t
0
Adjustment.com.
44
220k
PICKUP SERVO SYSTEM WITH AUTOMATIC ADJUSTMENT
(
Buffer
Amp.
MITSUBISHI
40
ELECTRIC
/ 88 )
19
MITSUBISHI SOUND PROCESSOR LSI
JP1/SG
RS D0,D1,D2=0
V
REF
Vi
FS OFF
24
230k
FE1
1k
22k
2k
FS ON
FE2
220k
18k
M62481FP
FS HOLD
Focus
gain2
V
37
36
35
33
32
REF
=1/2Vcc
1u
47k
47k
27k
Vo