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PA
011484
1/2
M2500-24
20000220-850000
M2500-32
20000220-1000000
M2500-40C 20000220-1150000
CONTENTS
SPECIFICATIONS
DIMENSIONS
PANEL LAYOUT
CIRCUIT BOARD LAYOUT
DISASSEMBLY PROCEDURE
LSI PIN DESCRIPTION
IC BLOCK DIAGRAM
CIRCUIT BOARDS
INSPECTIONS
TEST PROGRAM
ERROR MESSAGES
MIDI IMPLEMENTATION CHART ......................................... 82
CIRCUIT DIAGRAMS
PARTS LIST
M2500-48C 20000220-1300000
M2500-56C 20000220-1450000
PW3000MA 20000220-100000
MIXING CONSOLE
SERVICE MANUAL
.............................................. 3/5
............................................................ 8
..................................... 9
................................... 30
....................................... 33
....................................................... 61/69
1.50K-5972
M2500
M2500-56C
.............. 16
............................ 18
.............................. 26
............................. 76/78
....................... 80/81
HAMAMATSU, JAPAN
Printed in Japan 2000.02
1
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Related Manuals for Yamaha M2500-24
Summary of Contents for Yamaha M2500-24
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Page 1: Mixing Console
INSPECTIONS ............61/69 TEST PROGRAM ......76/78 ERROR MESSAGES ....... 80/81 MIDI IMPLEMENTATION CHART ......... 82 CIRCUIT DIAGRAMS PARTS LIST 011484 M2500-24 20000220-850000 M2500-48C 20000220-1300000 HAMAMATSU, JAPAN M2500-32 20000220-1000000 M2500-56C 20000220-1450000 M2500-40C 20000220-1150000 PW3000MA 20000220-100000 1.50K-5972 Printed in Japan 2000.02... - Page 2 IMPOR TANT NOTICE This manual has been provided for the use of authorized Yamaha Retailers and their service personnel. It has been assumed that basic service procedures inherent to the industry, and more specifically Yamaha Products, are already known and under- stood by the users, and have therefore not been restated.
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Page 3: Meter2
M2500 SPECIFICATIONS General specifications ST CH INPUT Equalization +15, –15 dB maximum HIGH 10 kHz (shelving) 100 Hz (shelving) 0 dB is referenced to 0.775 Vrms. Phantom Power +48 VDC is applied to balanced inputs (via 6.8 kΩ current-limiting/isolation resistors) for Total Harmonic Distortion Less than 0.1% (THD+N) powering condenser microphones;... -
Page 4: Gain
M2500 Input/output characteristics Input specifications Input Level Gain Actual Load For Use With Connector In Connection Trim Impedance Nominal Mixer Sensitivity Nominal Max before Clip –80 dB(0.078 mV) –60 dB(0.775 mV) –40 dB(7.75 mV) –60 50–600 Ω Mics –54 dB(1.55 mV) –34 dB(15.5 mV) –14 dB(155 mV) CH INPUT... -
Page 5: Connector Wiring
M2500 Other Connector wiring Pin No. Signal name Power supply remote +15 V ±15 V GND +48 V GND –15 V +12 V +12 V GND / power supply remote Power supply remote +48 V FRAME GND Included items Power supply connection cable (3 m, 10 pin) - Page 6 M2500 DIMENSIONS Side Front 1400: M2500-24 1642: M2500-32 1899: M2500-40C 2142: M2500-48C 2385: M2500-56C Rear M2500-24 M2500-32 M2500-40C M2500-48C M2500-56C Units...
- Page 7 M2500 PANEL LAYOUT Control panel Input channel section Monaural input channels +48 V (phantom power) switch +48V GAIN control GAIN 26 dB pad switch –34 –16 –60 φ (phase) switch 26dB (high pass filter) switch EQ controls EQ switch –15 HI-MID AUX 1–AUX 14 controls PRE switches...
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Page 8: Aux1 Pre
M2500 Stereo input channels GAIN GAIN A control GAIN B control –30 A/B switch EQ controls EQ switch –20 AUX 1–AUX 14 controls PRE switches BAL control Channel assign switches ON/EDIT switch / ON, CHECK indicators PEAK/NOM/SIGNAL indicators –15 Channel fader PFL (pre-fader listen) switch –15 AUX1 PRE... - Page 9 M2500 GROUP/AUX master section A7/G1-A14/G8 section AUX 1-6 section LEVEL LEVEL LEVEL LEVEL LEVEL LEVEL LEVEL LEVEL A7 / G1 A8 / G2 A9 / G3 A10 / G4 A11 / G5 A12 / G6 A13 / G7 A14 / G8 LEVEL control ON switch AUX1...
- Page 10 M2500 GROUP/AUX FLIP switch When GROUP ( ) is selected When AUX ( ) is selected GROUP GROUP/AUX FLIP Stereo/monaural master section STEREO section MONO/C section MATRIX switch MATRIX MATRIX ON/EDIT switch / ON, CHECK indicators Fader AFL switch MATRIX switch ON/EDIT switch / ON, CHECK indicators CHECK CHECK...
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Page 11: Meter1
M2500 Monitor section Meter select section MATRIX switch INPUT A7-14/G1-8 switch MASTER INPUT indicator MATRIX AUX 1-6 switch MASTER indicator MASTER G1-8/A7-14 switch A7-14/G1-8 MASTER PFL switch AUX1-6 L+R switch LEVEL control G1-8/A7-14 ON switch METER SELECT PHONES (headphone) control PHONES jack LEVEL Control section... - Page 12 M2500 Meter bridge PEAK PEAK PEAK PEAK PEAK +15V PEAK PEAK PEAK –15V +12V – PHANTOM MASTER 7/13 8/14 STEREO L MONO/C STEREO R PFL/AFL L PFL/AFL R 1/7–8/14 level meters +15V/–15V/+12V indicators PHANTOM MASTER indicator STEREO, PFL/AFL level meters MONO/C level meter Rear panel Monaural input channel input/output jacks...
- Page 13 M2500 Master section input/output jacks MONITOR MIDI ST OUT MATRIX OUT AUX/GRP OUT GRP/AUX OUT AUX OUT A11/ A12/ MONO MONO A13/ THRU A14/ A10/ MATRIX ST R MONO/C ST L G8/A14 G7/A13 G6/A12 G5/A11 G4/A10 G3/A9 G2/A8 G1/A7 ST R MONO/C ST L INSERT I/O...
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Page 14: Circuit Board Layout
M2500 CIRCUIT BOARD LAYOUT INPAN INJK CTRL CTRL CTRL CTRL CTRL MAS3 MAS1 MASOUT3 MAS2 MAS2 MASOUT4 MAS4 MAS3 MASOUT1 MASPAN STJK MASOUT INJK INPAN 56CH... - Page 15 M2500 M2500-56C METER2 2/2 METER2 2/2 ISRT ISRT ISRT ISRT METER2 1/2 METER2 1/2 ISRT ISRT METER2 1/2 METER1 METER1 METER1...