Yamaha M2500-24 Service Manual Download

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M2500

SPECIFICATIONS

.............................................. 3/5

DIMENSIONS

............................................................ 8

PANEL LAYOUT

..................................... 9

CIRCUIT BOARD LAYOUT

.............. 16

DISASSEMBLY PROCEDURE

............................ 18

LSI PIN DESCRIPTION

.............................. 26

IC BLOCK DIAGRAM

................................... 30

CIRCUIT BOARDS

....................................... 33

INSPECTIONS

....................................................... 61/69

TEST PROGRAM

............................. 76/78

ERROR MESSAGES

....................... 80/81

MIDI IMPLEMENTATION CHART ......................................... 82
CIRCUIT DIAGRAMS
PARTS LIST

CONTENTS

SERVICE MANUAL

011484

M2500-24

20000220-850000

M2500-32

20000220-1000000

M2500-40C 20000220-1150000

1.50K-5972 Printed in Japan 2000.02

HAMAMATSU, JAPAN

MIXING CONSOLE

1/2

M2500-48C 20000220-1300000
M2500-56C 20000220-1450000
PW3000MA 20000220-100000

M2500-56C

Summary of Contents for M2500-24

Page 1: ...S 61 69 TEST PROGRAM 76 78 ERROR MESSAGES 80 81 MIDI IMPLEMENTATION CHART 82 CIRCUIT DIAGRAMS PARTS LIST CONTENTS SERVICE MANUAL PA 011484 M2500 24 20000220 850000 M2500 32 20000220 1000000 M2500 40C 20000220 1150000 1 50K 5972 Printed in Japan 2000 02 HAMAMATSU JAPAN MIXING CONSOLE 1 2 M2500 48C 20000220 1300000 M2500 56C 20000220 1450000 PW3000MA 20000220 100000 M2500 56C ...

Page 2: ...y other entities to cause cancer and or birth defects or other reproductive harm DO NOT PLACE SOLDER ELECTRICAL ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHAT SO EVER Avoid prolonged unprotected contact between solder and your skin When soldering do not inhale solder fumes or expose eyes to solder flux vapor If you come in contact with solder or components located inside the en...

Page 3: ...mum HIGH 10 kHz shelving LOW 100 Hz shelving Phantom Power 48 VDC is applied to balanced inputs via 6 8 kΩ current limiting isolation resistors for powering condenser microphones may be turned ON or OFF via rear panel phantom Master switch When Master is ON individual channels may be turned ON or OFF via 48V switches with red LED on each input chan nel CH LED Indicators PEAK LED red built into eac...

Page 4: ... INPUT L R 20 10 kΩ 600 Ω Lines 40 dB 7 75 mV 20 dB 77 5 mV 0 dB 0 775 V Phono Jack 3 10 10 dB 245 mV 10 dB 2 45 V 30 dB 24 5 V ST CH INPUT L R 2 4 30 5 kΩ 600 Ω Lines 50 dB 2 45 mV 30 dB 24 5 mV 10 dB 245 mV Phone Jack TRS 4 10 10 dB 245 mV 10 dB 2 45 V 30 dB 24 5 V TALKBACK IN 10 kΩ 50 600 Ω Mics 66 dB 0 388 mV 50 dB 2 45 mV 20 dB 77 5 mV XLR 3 31 type 5 MATRIX SUB IN L R 10 kΩ 600 Ω Lines 2 dB ...

Page 5: ...Included items Power supply connection cable 3 m 10 pin Pin No Signal name 1 Power supply remote 2 15 V 3 15 V GND 4 48 V GND 5 15 V 6 12 V 7 12 V GND power supply remote 8 Power supply remote 9 48 V 10 FRAME GND 3 2 1 10 9 8 7 6 5 4 ...

Page 6: ...56C 1899 M2500 40C 1642 M2500 32 1400 M2500 24 2142 M2500 48C 875 137 270 270 597 597 792 422 88 55 55 847 847 792 768 154 88 55 55 968 968 792 768 399 88 55 55 740 740 700 792 768 399 331 55 55 718 718 792 422 331 55 55 M2500 32 M2500 24 M2500 56C M2500 48C M2500 40C ...

Page 7: ... 10 10 20 30 40 60 50 5 0 5 SIGNAL CHECK ON 1 2 3 4 5 6 7 8 PFL 0 10 AUX14 1 2 3 5 4 6 7 8 9 10 11 12 13 14 15 Monaural input channels PANEL LAYOUT Control panel Input channel section 48 V phantom power switch GAIN control 26 dB pad switch φ phase switch 80 high pass filter switch EQ controls EQ switch AUX 1 AUX 14 controls PRE switches PAN control Channel assign switches ON EDIT switch ON CHECK i...

Page 8: ...isten switch 1 2 3 4 5 6 7 8 9 10 11 12 13 0 10 AUX14 10 30 A 10 20 15 15 B A B HI 15 15 LO GAIN EQ AUX1 PRE PRE PRE 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 AUX2 AUX3 AUX4 AUX5 AUX6 AUX7 AUX10 AUX11 AUX14 AUX13 AUX9 AUX8 PRE AUX12 BAL L C R ODD EVEN ON EDIT PFL 10 10 20 30 40 60 50 5 0 5 BAL ST L R ODD EVEN MONO 1 2 3 4 5 6 7 8 PEAK NOM SIGNAL CHECK ON 1 2 3 4 5 6 7 8...

Page 9: ...0 ON A13 G7 AFL LEVEL 0 10 ON A14 G8 AFL LEVEL 0 10 ON 2 1 3 G1 A7 ON EDIT AFL 10 10 20 30 40 60 50 5 0 5 PAN L C R MATRIX ST MONO LCR CHECK ON G2 A8 ON EDIT AFL 10 10 20 30 40 60 50 5 0 5 PAN L C R MATRIX ST MONO LCR CHECK ON G3 A9 ON EDIT AFL 10 10 20 30 40 60 50 5 0 5 PAN L C R MATRIX ST MONO LCR CHECK ON G4 A10 ON EDIT AFL 10 10 20 30 40 60 50 5 0 5 PAN L C R MATRIX ST MONO LCR CHECK ON G5 A11...

Page 10: ... G4 A10 0 G3 A9 0 G2 A8 0 G1 A7 0 AFL ON 1 2 3 4 5 7 6 GROUP AUX FLIP switch Stereo monaural master section STEREO section MONO C section Matrix section When GROUP is selected When AUX is selected MATRIX switch ON EDIT switch ON CHECK indicators Fader AFL switch MATRIX switch ON EDIT switch ON CHECK indicators Fader AFL switch 1 2 3 4 5 6 7 8 SUB IN L R control ST L R controls MONO C control G1 A7...

Page 11: ...ion Talkback oscillator section Meter select section Control section INPUT indicator MASTER indicator MASTER PFL switch L R switch LEVEL control ON switch PHONES headphone control PHONES jack 1 2 3 4 5 6 7 8 OSCILLATOR select switches OSCILLATOR ON switch MIC jack TB OSC control ON switch AUX 1 2 switch AUX 3 6 switch AUX 7 10 switch AUX 11 14 switch ST switch MONO C switch 1 2 3 4 5 6 7 8 9 10 11...

Page 12: ... jacks INPUT B jacks INPUT jacks 3 4 5 U 3 0 1 3 PEAK VU STEREO R PFL AFL R 3 0 1 3 5 7 10 20 PEAK VU 3 0 1 3 5 7 10 20 PEAK VU 3 0 1 3 5 7 10 20 PEAK VU 3 0 1 3 5 7 10 20 PEAK VU 3 0 1 3 5 7 10 20 PEAK VU 3 0 1 3 5 7 10 20 PEAK VU 3 0 1 3 5 7 10 20 PEAK MONO C STEREO L PFL AFL L 8 14 7 13 2 8 1 7 15V 15V 12V PHANTOM MASTER V 7 10 20 1 2 4 3 5 Rear panel Monaural input channel input output jacks 1...

Page 13: ...OUT L MONO C R IN OUT THRU 6 MATRIX L R 1 2 3 4 5 6 STL MONO C STR STL MONO C STR G1 A7 G2 A8 G3 A9 G4 A10 G5 A11 G6 A12 G7 A13 G8 A14 4dB 6 5 4 3 9 8 7 2 1 12 11 10 AUX OUT jacks GRP AUX OUT jacks AUX GRP OUT jacks MATRIX OUT jacks ST OUT MONO C OUT jacks MONITOR OUT jacks SUB IN MATRIX jacks SUB IN ST L R MONO C jack INSERT I O G1 A7 G8 A14 jacks INSERT I O AUX jacks INSERT I O ST L R MONO jacks...

Page 14: ...OARD LAYOUT 56CH INJK STJK INJK MASOUT IN1 IN2 INPAN IN3 IN4 ST1 ST2 ST4 ST3 MASOUT1 MASOUT4 MASOUT3 CTRL 5 5 MAS1 MAS2 1 2 IN1 IN3 IN2 INPAN IN4 CTRL 3 5 CTRL 4 5 MAS4 MAS3 1 2 MASPAN MAS3 2 2 MAS2 2 2 CTRL 2 5 CTRL 1 5 ...

Page 15: ...17 M2500 1 3 3 3 2 3 3 3 2 3 1 3 2 3 1 3 METER1 METER1 METER1 METER2 1 2 METER2 1 2 METER2 1 2 METER2 2 2 METER2 2 2 ISRT 5 6 ISRT 2 6 ISRT 6 6 ISRT 1 6 ISRT 3 6 ISRT 4 6 M2500 56C ...

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