m62481fp Mitsumi Electronics, Corp., m62481fp Datasheet - Page 64

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

Track offset
Method II
D-62481-87I
F
E
a
JP1/SG
Tracking Servo System 1
OST
( TE Amp, TS Amp, Track offset ADJ, Track gain ADJ ,Track balance ADJ))
TE2 OUT
pin
a
b
F
( Note ) Resistors and Capacitors without value are externals.
E
7
24
55
56
1
1.5p
4.5p
1.5p
4.5p
Track Offset
Voltage
JP1 Input
Circuit
11
E
F
400k
TG2
400k
TG2
JR
JF
BW WIDE
BW WIDE
30k
30k
12
Track offset Method I
TG SIG
TG3
Track Balance1
TG3
TC Detector
Circuit
270k
F-E
Track Balance2
13
100k
Track gain1
b
TS
TS -IN
Track offset
Method I
TC DET LPF SW
100k
TE1 -IN
47p
PICKUP SERVO SYSTEM WITH AUTOMATIC ADJUSTMENT
(
Track
gain3
( Offset)
MITSUBISHI
63
ELECTRIC
Track
Actuator
TG RET
2
/ 88 )
14
TE1
ADJ T02
Track offset
Method II
TS OUT
ADJ T01
18k
MITSUBISHI SOUND PROCESSOR LSI
TE1
ADJ TBAL
ADJ FBAL
3
pin 15
SS Amp.
TE2
-IN
Track
gain2
Track gain
judgment
Track
offset
judgment
2k
1k
4
TS HOLD
TS ON
220k
Track Balance
judgment
TG1
5
M62481FP
TS OFF
TG1
22k
6
TE2 -IN
TE2
V
REF
=1/2Vcc
7
TE2 OUT
44
pin
COMP IN
11