MJ-D508
65
1
2
3
4
5
6
7
8
9
10
11
12
27
26
25
RF1
RF2
RF3
RF4
REFI
REFO
RFADD
TCGI
AIN
BIN
EIN
FIN
36
35
34
33
32
31
30
29
28
ADIPI
ADIPO
NC
ADLPFO
22KO
22KI
WBO
TCGO
AOUT
BOUT
EOUT
FOUT
POUT
GOUT
ATTR
EFMAGI
EFMAGC
AGND
AVCC
EFMI
EFMO
RF2-1
ADAGI
ADAGC
BAIS
AVCC
XSTBY
XDISC
AGND
XSGAIN
DGND
DTEMP
LATCH
CLOCK
DATA
DVCC
LOGIC
HPF
LPF
BIAS
ADIP
AGC
DIFF
DIFF
EFM
AGC
RESISTOR & SW
13
14
15
16
17
18
19
20
21
22
23
24
48
47
46
45
44
43
42
41
40
39
38
37
Block Diagram
IR3R55M (IC101: CORE MAIN UNIT ASSY)
RF Signal Processor
No.
Name
Description
1
RF1
Inputs RF signal input terminal 1
pickup RF signal output.
2
RF2
Inputs RF signal input terminal 2
pickup RF signal output.
3
RF3
Inputs RF signal input terminal 3
pickup RF signal output.
4
RF4
Inputs RF signal input terminal 4
pickup RF signal output.
5
REFI
Standard voltage amp input terminal
6
REFO
Standard voltage amp output terminal
7
RFADD
RF1 – 4 resistance addition output terminal
8
TCGI
Track cross detection signal amp input terminal
during groove input
9
AIN
Servo-use signal amp (Focus servo system)
inversion input terminal
10
BIN
Servo-use signal amp (Focus servo system)
inversion input terminal
11
EIN
Servo-use signal amp (Tracking servo system)
inversion input terminal
12
FIN
Servo-use signal amp (Tracking servo system)
inversion input terminal
13
BIAS
Bias input terminal
14
AVCC
Analog power terminal
15
∗
VSTBY
Logic signal output terminal (outputs STBY signal
inversion signal)
No.
Name
Description
16
∗
XDISC
Logic signal output terminal (outputs DISC signal
inversion signal)
17
∗
XSGAIN
Logic signal output terminal (outputs SGAIN signal
inversion signal)
18
AGND
Analog part GND terminal
19
DGND
Digital part GND terminal
20
DTEMP
Tip temperature detection terminal
21
LATCH
Latch signal input terminal
22
CLOCK
Clock signal input terminal
23
DATA
Serial data input terminal
24
DVCC
Digital part power terminal
25
FOUT
Servo-use signal amp (Tracking servo system) output
terminal
26
EOUT
Servo-use signal amp (Tracking servo system) output
terminal
27
BOUT
Servo-use signal amp (Focus servo system) output
terminal
28
AOUT
Servo-use signal amp (Focus servo system) output
terminal
29
TCGO
Track cross detection signal amp output terminal during
groove output
30
WBO
Comparator output terminal for ADIP signal 2-value
conversion
31
22KI
Comparator input terminal for ADIP signal 2-value
conversion
32
22KO
ADIP signal HPF amp output terminal
33 ADLPFO
ADIP signal LPF amp output terminal
34
∗
NC
NC
35
ADIPO
ADIP signal preamp output terminal
36
ADIPI
ADIP signal AGC amp output terminal
37
ADAGC
Smoothing capacitor connection terminal for ADIP
signal AGC
38
ADAGI
ADIP signal AGC amp input terminal
39
RF2–1
RF1, RF2 differential signal
40
EFMO
RF signal preamp output terminal
41
∗
EFMI
RF signal AGC amp output terminal
42
AVCC
Analog part power terminal
43
AGND
Analog part GND terminal
44 EFMAGC Smoothing capacitor connection terminal for EFM signal
AGC
45 EFMAGI
EFM signal AGC amp input terminal
46
∗
ATTR
Terminal for attenuating 47, 48 pin output signal
47
GOUT
Outputs RF1 + RF2 + RF3 – RF3 – RF4 signal during
groove output
48
POUT
RF1 – 4 resistance addition output during pit output
Pin Function
Terminals denoted with an asterisk (
∗
) are (Open) terminals that are
not externally connected.
Содержание MJ-D508
Страница 20: ...MJ D508 20 A B C D 1 2 3 4 1 2 3 4 3 4 MAIN UNIT ASSY 2 2 C E CN701 13 14 16 15 12 17 ...
Страница 33: ...MJ D508 33 A B C D 5 6 7 8 5 6 7 8 Q304 POWER SUPPLY UNIT ASSY D MAIN UNIT ASSY C SIDE B ...
Страница 34: ...MJ D508 34 A B C D 1 2 3 4 1 2 3 4 DISPLAY UNIT ASSY E 4 4 DISPLAY UNIT ASSY ...
Страница 35: ...MJ D508 35 A B C D 5 6 7 8 5 6 7 8 C CN404 SIDE A SIDE B RNP1732 C ...
Страница 62: ...MJ D508 62 PDG240A IC701 DISPLAY UNIT ASSY System Control µ com Block Diagram Pin Assignment Top view ...
Страница 67: ...MJ D508 67 ...