Ic Data - Yamaha MDX-E100 Service Manual

MDX-E100

IC DATA

IC1101 : IR3R55
RF Signal Processing
No. Pin Name
1 RF1
2 RF2
3 RF3
4 RF4
5 REFI
6 REFO
7 RFADD
8 TCGI
9 AIN
10 BIN
11 EIN
12 FIN
13 BIAS
14 AVCC
15* VSTBY
16* XDISC
17* XSGAIN
18 AGND
19 DGND
20 DTEMP
21 LATCH
22 CLOCK
23 DATA
24 DVCC
25 FOUT
26 EOUT
27 BOUT
28 AOUT
29 TCGO
30 WBO
31 22KI
32 22KO
33* ADLPFO
34* NC
35 ADIPO
36 ADIPI
37 ADAGC
38 ADAGI
39 RF2-1
40 EFMO
41* EFMI
42 AVCC
43 AGND
44 EFMAGC
45 EFMAGI
46* ATTR
47 GOUT
48 POUT
The * marked terminal is a terminal which is not connected externally (open terminal).
25
48 47 46 45 44 43
EFM
RF1 1
AGC
RF2 2
DIFF
RF3 3
DIFF
RF4 4
ADIP
REFI 5
REFO 6
BIAS
RFADD 7
TCGI 8
AIN 9
BIN 10
EIN 11
LOGIC
FIN 12
13 14 15 16 17 18
RF signal input terminal 1 to input RF signal output from pickup
RF signal input terminal 2 to input RF signal output from pickup
RF signal input terminal 3 to input RF signal output from pickup
RF signal input terminal 4 to input RF signal output from pickup
Amplifier input terminal for reference voltage
Amplifier output terminal for reference voltage
Output terminal for added resistance of RF1 - 4
Amplifier input terminal for track cross detect signal when in groove section
Amplifier (focus servo system) reverse input terminal for servo signal
Amplifier (focus servo system) reverse input terminal for servo signal
Amplifier (tracking servo system) reverse input terminal for servo signal
Amplifier (tracking servo system) reverse input terminal for servo signal
Bias input terminal
Power supply terminal for analog section
Output terminal for logic signal (Inverse STBY signal is output.)
Output terminal for logic signal (Inverse DISC signal is output.)
Output terminal for logic signal (Inverse SGAIN signal is output.)
Ground terminal for analog section
Ground terminal for digital section
Chip temperature detect terminal
Input terminal for latch signal
Input terminal for clock signal
Input terminal for serial data
Power supply terminal for digital section
Amplifier (tracking servo system) output terminal for servo signal
Amplifier (tracking servo system) output terminal for servo signal
Amplifier (focus servo system) output terminal for servo signal
Amplifier (focus servo system) output terminal for servo signal
Amplifier output terminal for track cross detect signal when in groove section
Comparator output terminal to make ADIP signal into binary value
Comparator input terminal to make ADIP signal into binary value
HPF amplifier output terminal for ADIP signal
LPF amplifier output terminal for ADIP signal
NC
Pre-amplifier output terminal for ADIP signal
AGC amplifier output terminal for ADIP signal
AGC smooth capacitor connecting terminal for ADIP signal
AGC amplifier input terminal for ADIP signal
RF1, RF2 differential signal
Pre-amplifier output terminal for RF signal
AGC amplifier output terminal for RF signal
Power supply terminal for analog section
Ground terminal for analog section
AGC smooth capacitor connecting terminal for EFM signal
AGC amplifier input terminal for EFM signal
Terminal to attenuate 47, 48 pin output signal
Output terminal for RF1+RF2-RF3-RF4 signal when in groove section
Output terminal for added resistance of RF1 - 4 when in pit section
42 41 40 39 38 37
36 ADIPI
35 ADIPO
34 NC
33 ADLPFO
AGC
32 22KO
31 22KI
30 WBO
HPF
LPF
29 TCGO
28 AOUT
27 BOUT
26 EOUT
25 FOUT
19 20 21 22 23 24
Function