Yamaha MDX-9 Service Manual Page 26
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- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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MDX-596
MDX-596
25
■ IC DATA
MODE
SW
BPF
BIAS
ADIP AGC
DIFF
RESISTOR & SW
EFM AGC
RF1
RF2
RF3
RF4
REFI
REFO
AOUT
ASW
AIN
BIN
BSW
BOUT
2-1
ADAGI
ADAGC
ADIPNF
ADIPO
GND2
WBO
VCC2
OPICPW
DISC
SGAIN
DTEMP
1234
1+2
PIN
3+4
PITG
NIN
GND1
BIAS
VCC1
EFMAGC
DCNF
EFMO
EOUT
ESW
EIN
FIN
FSW
FOUT
EOUT
BOUT
AOUT
TCGO
TCGI
RFADD
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
48 47 46 45 44 43 42 41 40 39 38 37
13 14 15 16 17 18 19 20 21 22 23 24
IC1101 : IR3R58M
RF Signal Processing
No. Pin Name
1 RF1
2 RF2
3 RF3
4 RF4
5 REFI
6 REFO
7 AOUT
8 ASW
9 AIN
10 BIN
11 BSW
12 BOUT
13 EOUT
14 ESW
15 EIN
16 FIN
17 FSW
18 FOUT
19 EOUT
20 BOUT
21 AOUT
22 TCGO
23 TCGI
24 RFADD
25 DTEMP
26 SGAIN
27 DISC
28* OPICPW
29 VCC2
30* WBO
31 GND2
32 ADPO
Function
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
Amplifier (focus servo system) output terminal 1 for servo signal
Amplifier (focus servo system) output terminal 2 for servo signal
Amplifier (focus servo system) reverse input terminal for servo signal
Amplifier (focus servo system) reverse input terminal for servo signal
Amplifier (focus servo system) output terminal 2 for servo signal
Amplifier (focus servo system) output terminal 1 for servo signal
Amplifier (tracking servo system) output terminal 1 for servo signal
Amplifier (tracking servo system) output terminal 2 for servo signal
Amplifier (tracking servo system) reverse input terminal for servo signal
Amplifier (tracking servo system) reverse input terminal for servo signal
Amplifier (tracking servo system) output terminal 2 for servo signal
Amplifier (tracking servo system) output terminal 1 for servo signal
Amplifier (tracking servo system) output terminal 1 for servo signal
Amplifier (tracking servo system) output terminal 1 for servo signal
Amplifier (tracking servo system) output terminal 1 for servo signal
Amplifier output terminal for track cross detect signal when in groove section
Amplifier input terminal for track cross detect signal when in groove section
Output terminal for added resistance of RF1 ~ 4
Chip temperature detect terminal
Switch control terminal for servo amplifier
Pit/grove mode select control terminal
Power supply output terminal for OPIC section
Power supply terminal for digital/power section
Comparator output terminal to make ADIP signal into binary value
Ground terminal for digital/power section
Pre-amplifier output terminal for ADIP signal
The * marked terminal is a terminal which is not connected externally (open terminal).
- MINIDISC RECORDER 1
- ■ TO SERVICE PERSONNEL 2
- ■ REAR PANELS 3
- ■ SPECIFICATIONS 4
- ■ DISASSEMBLY PROCEDURES 5
- ■ INTERNAL VIEW 5
- Magnetic Head 6
- Leaf Spring 6
- MD Mechanism 6
- Spindle Motor 7
- ■ ADJUSTMENT & TEST MODE 8
- [ TEMP ❍ ❍ ◆ ◆ ] 11
- [ TEMP 7A 79 ] 11
- Push down with a finger 14
- MECHANISM ADJUSTMENT 15
- EEPROM CONTENTS LIST 17
- ■ SPECIAL TEST MODE 18
- ■ ERROR DISPLAY 19
- Mechanism Error 20
- ■ TROUBLESHOOTING 21
- ■ IC DATA 26
- IC1101 : IR3R58M 27
- RF Signal Processing 27
- IC1201 : LR37814 27
- ATRAC Encoder/Decoder 27
- IC1202 : IX2474AF 30
- 4M Bit D-RAM 30
- IC1402 : 58X2402T 30
- IC1401 : iX0324AW 31
- MD System Microprocessor 31
- IC1701 : UDA1347T 33
- AD Converter/DA Convereter 33
- IC6 : M30622M8-xxxFP 34
- Main System Microprocessor 34
- ■ BLOCK DIAGRAM (MD) 36
- ■ BLOCK DIAGRAM 37
- ■ TEST POINT WAVEFORM 38
- ■ PRINTED CIRCUIT BOARD 39
- MAIN (1) P.C.B 40
- MAIN (6) P.C.B 41
- MAIN (5) P.C.B 41
- ■ MD VOLTAGES 42
- MD MAIN PWB-C 43
- E-49/J-47 44
- FL DRIVER 45
- REMOTE CONTROL TRANSMITTER 46
- PARTS LIST 47
- P.C.B. MAIN 48
- P.C.B. MD MAIN 50
- P.C.B. MD MAIN CHIP RESISTORS 52
- EXPLODED VIEW 53
- MECHANICAL PARTS 54
- New Parts 56
- GREASE APPLICATION DIAGRAM 57
- 1/4W Type 58
- 1/6W Type 58
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