26
FF2
O
F2 signal IV conversion
output terminal
Pin
No.
Mark
I/O
Division
Function
27
FF1
O
F1 signal IV conversion
output terminal
28
RGND
—
GND terminal
29 BOTTOM
—
RF bottom signal output
terminal
(Not used, open)
30
PEAK
O
RF peak signal output
terminal
31
HFL
O
Track detection signal
output terminal
32
BHC
O
Connected to GND through
capacitor
33
PHC
O
Connected to GND through
capacitor
34
EQO
O
RF equalizer output
terminal
35
EQI
I
RF equalizer input terminal
36
RFO
O
RF signal output terminal
12.2. IC101 (C1BB00000639): ATRAC ENCORDER/
DECORDER, SERVO SIGNAL PROCESSOR
Pin
No.
Mark
I/O
Division
Function
1
VDD
I
Power supply terminal
2
SLCO
O
HF signal slicing level
output terminal
3
SLCISET
I
Slicing level adjustment
bias resistor terminal
4
EFMIN
I
HF signal input terminal
5
TEST1
I
Test terminal
6
RESET B
I
System reset input terminal
7
HFL
I
Ttack detection signal
input terminal
8
PDO
O
VCEC current charge pump
output terminal
9
VCVDD
I
Power supply terminal for
VCEC
10
FR
I
VCEC oscillation frequency
bias resistor terminal
46
Содержание SJ-MJ50GH
Страница 5: ...3 Operating Instructions 4 Handling Precautions for MD Mechanism Optical 5 ...
Страница 10: ... Check the P C B as shown below 10 ...
Страница 11: ...5 2 Replacement for the disc cover ass y 11 ...
Страница 12: ...5 3 Replacement for the side cabinet ass y Follow the Step 1 Step 3 of item 5 1 12 ...
Страница 13: ...13 ...
Страница 15: ...15 ...
Страница 17: ...17 ...
Страница 18: ...5 6 Replacement for the traverse motor Follow the Step 1 Step 3 of item 5 1 18 ...
Страница 19: ...19 ...
Страница 20: ...20 ...
Страница 22: ...22 ...
Страница 23: ...23 ...
Страница 24: ...24 ...
Страница 25: ...25 ...
Страница 35: ...35 ...
Страница 36: ...36 ...
Страница 37: ...37 ...
Страница 38: ...38 ...
Страница 39: ...39 ...
Страница 40: ...40 ...
Страница 41: ...41 ...
Страница 42: ...8 Schematic Diagram Notes 8 1 Type Illustration of IC s Transistors and Diodes 42 ...
Страница 53: ...29 CHARGE O Recharge control output terminal 53 ...