Yamaha Mg12.4 Service Manual
Here you can view all the pages of manual Yamaha Mg12.4 Service Manual. The Yamaha manuals for Music Mixer are available online for free. You can easily download all the documents as PDF.
Page 111
ABCDE FGH ABCDE FGH 1 2 3 4 5 6 MG12/4 MG16/4 7 to JACK 1/2-CND71 (to P.10-E2) OP AMP OP AMP OP AMP OP AMP OP AMP OP AMPOP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMPOP AMP OP AMP OP AMP OP AMP (from P.6-G5) (from P.6-G5) (to P.8-E1) (to P.8-E2) (to P.8-A1) (to P.8-A2) (to P.8-A3) (to P.8-A4) (to P.8-E2) (to P.8-E3) (to P.8-E3) (to P.8-E4) (to P.8-E4) MG12/4 CH9(L)/CH10(R) MG16/4 CH13(L)/CH14(R) MG12/4 CH11(L)/CH12(R) MG16/4 CH15(L)/CH16(R) OVERALL CIRCUIT DIAGRAM 4/8 MAIN 28CC1-8834988-4 :...
Page 112
ABCDE FGH ABCDE FGH 1 2 3 4 5 6 MG12/4 MG16/4 8 (from P.4-H1) (from P.5-H1) (from P.6-H2) (from P.7-H1) (from P.8-A3) (from P.4-H1) (from P.5-H1) (from P.6-H2) (from P.7-H1) (from P.8-A3) (from P.4-H2) (from P.5-H2) (from P.6-H3) (from P.7-H2) (from P.4-H2) (from P.5-H2) (from P.6-H3) (from P.7-H2) (from P.8-A4) (from P.4-H2) (from P.5-H2) (from P.7-H2) (from P.8-D3) (from P.8-D3) (from P.7-H4) (from P.7-H4) OP AMP OP AMPOP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP LED DRIVER LED...
Page 113
![Page 113
ABCDE FGH ABCDE FGH
1
2
3
4
5
6
MG12/4
MG16/4
9
(from P.5-A1)
to MAIN-CN501
(to P.5-A2)
to MAIN-CN701
(to P.5-A4)
to MAIN-CN101
(to P.4-A2)
to MAIN-CN301
(to P.4-A4)
(from P.5-A1)
OVERALL CIRCUIT DIAGRAM 6/8 JACK 1/2
28CC1-8834990-1
: Flame Proof Carbon Resistor
Note : See parts list for details of circuit board component parts.
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ABCDE FGH ABCDE FGH
1
2
3
4
5
6
MG12/4
MG16/4
9
(from P.5-A1)
to MAIN-CN501
(to P.5-A2)
to MAIN-CN701
(to P.5-A4)
to MAIN-CN101
(to P.4-A2)
to MAIN-CN301
(to P.4-A4)
(from P.5-A1)
OVERALL CIRCUIT DIAGRAM 6/8 JACK 1/2
28CC1-8834990-1
: Flame Proof Carbon Resistor
Note : See parts list for details of circuit board component parts.
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Å£
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ABCDE FGH ABCDE FGH
1
2
3
4
5
6
MG12/4
MG16/4
9
(from P.5-A1)
to MAIN-CN501
(to P.5-A2)
to MAIN-CN701
(to P.5-A4)
to MAIN-CN101
(to P.4-A2)
to MAIN-CN301
(to P.4-A4)
(from P.5-A1)
OVERALL CIRCUIT DIAGRAM 6/8 JACK 1/2
28CC1-8834990-1
: Flame Proof Carbon Resistor
Note : See parts list for details of circuit board component parts.
¢
Æ é=§”Øï
Å£
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Page 114
ABCDE FGH ABCDE FGH 1 2 3 4 5 6 MG12/4 MG16/4 10 (to P.5-A1) to MAIN-CN901 (to P.6-A2)to MAIN-CNA01 (to P.6-A4) to MAIN-CND01 (to P.7-A3) to MAIN-CNG01 (to P.8-H1)to MAIN-CNE01 (to P.8-D1) to MAIN-CNH01 (to P.8-H4) L RST OUT R C-R OUT ST OUT L 1 2GROUP OUTAUX1 AUX2SEND PHONES JACK 2/2 JACK 1/2 OVERALL CIRCUIT DIAGRAM 7/8 JACK 1/2, JACK 2/2 : Ceramic Capacitor : Flame Proof Carbon Resistor Note : See parts list for details of circuit board component parts.28CC1-8834990-2 ¢·å¯ï£...
Page 115
ABCDE FGH ABCDE FGH 1 2 3 4 5 6 MG12/4 MG16/4 11 ON/STANDBY (POWER) AC ADAPTOR IN REGULATOR +15V REGULATOR -15V REGULATOR +12V REGULATOR +5V PS Z ZZ Z to MAIN-CNF01 (to P.8-D5) OVERALL CIRCUIT DIAGRAM 8/8 PS KIA7815API(X4930A00) REGULATOR +15V PS: IC01 KIA7915PI(X4931A00) REGULATOR -15V PS: IC02 KIA7805API/P(X4928A00) REGULATOR +5V PS: IC05 KIA7812API(X4153A00) REGULATOR +12V PS: IC03 1: INPUT 2: GND 3: OUTPUT 1: INPUT 2: GND 3: OUTPUT 1: COMMON 2: INPUT 3: OUTPUT 1: INPUT 2: GND 3: OUTPUT 1 2 3 1 2...