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Yamaha Mg12.4 Service Manual

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Page 51

MG12/4
3
OVERALL ASSEMBLY MG12/4 (WE71540)
*10 Circuit Board MAIN
*15 Circuit Board JACK 1/2,2/2
*20 Circuit Board PS
30 Jumper Wire SMV2J P=2.0 13-407
*40 Connector Assembly AC VH-3P
Z40a Power Switch SDDJE3-A-2 U C S ON/STANDBY 07
40b Tube Black M5.0(CH00428)
Z50 Connector 3P SCMI405MOS3N000 AC ADAPTOR IN 04
60 Tube Black M5.0(CH00428)
70 Connector Assembly C&C PH-10P 150L
*100 Top Cover
110 Side Cover L LEFT04
120 Side Cover R RIGHT04
130 Rack Mount Angle L LEFT06
140 Rack Mount Angle R RIGHT06
150...

Page 52

MG12/4
4
ELECTRICAL PARTS
REF NO.PART NO. DESCRIPTIONREMARKSQTY
:  New PartsRANK:  Japan only
RANKELECTRICAL PARTSMG12/4
*Circuit Board JACK 1/2,2/2 (X6353B0)
*Circuit Board MAIN(X6346C0)
*Circuit Board PS (WE61240)(X6343B0)
*Circuit Board JACK 1/2,2/2 (X6353B0)
C571 Electrolytic Cap. 10.00 63.0V RX TP01
C572 Electrolytic Cap. 10.00 50.0V TATETE01
C573 Electrolytic Cap. 10.00 50.0V TATETE01
C574 Electrolytic Cap. 10.00 25.0V RX TP01
C575 Electrolytic Cap. 10.00 25.0V RX TP01
C671 Electrolytic Cap. 10.00...

Page 53

MG12/4
5
REF NO.PART NO. DESCRIPTIONREMARKSQTY
:  New PartsRANK:  Japan only
RANKJKF71 Phone Jack ST MSJ-064-20B B SEND AUX1 01
JKF72 Phone Jack ST MSJ-064-20B B SEND AUX2 01
JKG71 Cannon Connector XLR-301P-A ST OUT L 03
JKG72 Phone Jack ST MSJ-064-20B B ST OUT L 01
JKG73 Cannon Connector XLR-301P-A ST OUT R 03
JKG74 Phone Jack ST MSJ-064-20B B ST OUT R 01
JKG75 Phone Jack ST MSJ-064-20B B C-R OUT L 01
JKG76 Phone Jack ST MSJ-064-20B B C-R OUT R 01
JKH01 Phone Jack ST MSJ-064-20B B PHONES 01
R571 Carbon...

Page 54

MG12/4
6
REF NO.PART NO. DESCRIPTIONREMARKSQTY
:  New PartsRANK:  Japan only
RANK-F74 Carbon Resistor (chip) 75.0 63M J RECT.01
RG71 Carbon Resistor (chip) 75.0 63M J RECT.01
RG72 Carbon Resistor (chip) 75.0 63M J RECT.01
*Circuit Board MAIN(X6346C0)
50 Meter Reflector WhiteLEVEL/POWER indicator
80 Adhesive Tape 12X2501
300 LED Spacer Black601
C501 Ceramic Capacitor-SL(chip) 470P 50V J RECT.01
-503 Ceramic Capacitor-SL(chip) 470P 50V J RECT.01
C504 Electrolytic Cap. 470.00 6.3V01
C505 Ceramic...

Page 55

MG12/4
7
REF NO.PART NO. DESCRIPTIONREMARKSQTY
:  New PartsRANK:  Japan only
RANKC632 Electrolytic Cap. 47.00 25.0V01
C633 Electrolytic Cap. 100.00 16.0V01
C634 Ceramic Capacitor-B (chip) 0.0100 50V K RECT.01
C635 Ceramic Capacitor-B (chip) 0.0100 50V K RECT.01
C636 Electrolytic Cap. 100.00 16.0V01
C641 Ceramic Capacitor-SL(chip) 100P 50V J RECT.01
C701 Ceramic Capacitor-SL(chip) 470P 50V J RECT.01
-703 Ceramic Capacitor-SL(chip) 470P 50V J RECT.01
C704 Electrolytic Cap. 470.00 6.3V01
C705 Ceramic...

Page 56

MG12/4
8
REF NO.PART NO. DESCRIPTIONREMARKSQTY
:  New PartsRANK:  Japan only
RANKC834 Ceramic Capacitor-B (chip) 0.0100 50V K RECT.01
C835 Ceramic Capacitor-B (chip) 0.0100 50V K RECT.01
C836 Electrolytic Cap. 100.00 16.0V01
C841 Ceramic Capacitor-SL(chip) 100P 50V J RECT.01
C901 Ceramic Capacitor-SL(chip) 470P 50V J RECT.01
-903 Ceramic Capacitor-SL(chip) 470P 50V J RECT.01
C904 Electrolytic Cap. 10.00 25.0V01
C905 Electrolytic Cap. 10.00 25.0V01
C906 Electrolytic Cap. 47.00 25.0V01
C907 Ceramic...

Page 57

MG12/4
9
REF NO.PART NO. DESCRIPTIONREMARKSQTY
:  New PartsRANK:  Japan only
RANK-A13 Ceramic Capacitor-SL(chip) 100P 50V J RECT.01
CA14 Electrolytic Cap. 470.00 6.3V01
CA15 Ceramic Capacitor-SL(chip) 100P 50V J RECT.01
CA16 Ceramic Capacitor-SL(chip) 100P 50V J RECT.01
CA17 Electrolytic Cap. 10.00 25.0V01
CA18 Ceramic Capacitor-CH(chip) 47P 50V J RECT.01
CA19 Ceramic Capacitor-CH(chip) 47P 50V J RECT.01
CA20 Mylar Capacitor 0.0820 50V J RX TP01
CA21 Mylar Capacitor 0.0820 50V J RX TP01
CA22 Electrolytic...

Page 58

MG12/4
10
CB27 Electrolytic Cap. 10.00 25.0V01
CB28 Electrolytic Cap. 10.00 25.0V01
CB29 Ceramic Capacitor-SL(chip) 100P 50V J RECT.01
CB30 Ceramic Capacitor-SL(chip) 100P 50V J RECT.01
CB31 Ceramic Capacitor-SL(chip) 68P 50V J RECT.01
CB32 Ceramic Capacitor-SL(chip) 68P 50V J RECT.01
CB33 Electrolytic Cap. 47.00 25.0V01
CB34 Electrolytic Cap. 47.00 25.0V01
CB35 Ceramic Capacitor-B (chip) 0.0100 50V K RECT.01
-B40 Ceramic Capacitor-B (chip) 0.0100 50V K RECT.01
CB41 Ceramic Capacitor-SL(chip) 100P 50V J...

Page 59

MG12/4
11
CE01 Ceramic Capacitor-SL(chip) 220P 50V J RECT.01
CE02 Ceramic Capacitor-SL(chip) 220P 50V J RECT.01
CE03 Ceramic Capacitor-CH(chip) 47P 50V J RECT.01
CE04 Ceramic Capacitor-CH(chip) 47P 50V J RECT.01
CE05 Electrolytic Cap. 10.00 25.0V01
CE06 Ceramic Capacitor-B (chip) 1000P 50V K RECT.01
CE07 Electrolytic Cap. 10.00 25.0V01
-E09 Electrolytic Cap. 10.00 25.0V01
CE10 Ceramic Capacitor-SL(chip) 100P 50V J RECT.01
-E13 Ceramic Capacitor-SL(chip) 100P 50V J RECT.01
CE14 Ceramic Capacitor-SL(chip)...

Page 60

MG12/4
12
REF NO.PART NO. DESCRIPTIONREMARKSQTY
:  New PartsRANK:  Japan only
RANKCG37 Electrolytic Cap. 10.00 25.0V01
CG38 Ceramic Capacitor-CH(chip) 33P 50V J RECT.01
-G45 Ceramic Capacitor-CH(chip) 33P 50V J RECT.01
CG46 Electrolytic Cap. 100.00 25.0V01
-G49 Electrolytic Cap. 100.00 25.0V01
CG50 Ceramic Capacitor-B (chip) 0.0100 50V K RECT.01
-G57 Ceramic Capacitor-B (chip) 0.0100 50V K RECT.01
CG58 Electrolytic Cap. 100.00 16.0V01
CG59 Ceramic Capacitor-B (chip) 0.0100 50V K RECT.01
CG60 Ceramic...
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