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Yamaha M2500-24 Service Manual

Other manuals for M2500-24: Owner's Manual, Brochure & Specs

Summary of M2500-24

  • Page 1

    M2500 1 specifications .............................................. 3/5 dimensions ............................................................ 8 panel layout ..................................... 9 circuit board layout .............. 16 disassembly procedure ............................ 18 lsi pi...

  • Page 2: Warning

    M2500 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...

  • Page 3: Specifications

    M2500 3 specifications general specifications 0 db is referenced to 0.775 vrms. Total harmonic distortion less than 0.1% (thd+n) (master output) 20 hz–20 khz @ +14 db 600 Ω frequency response 0+1, –3 db (master output) 20 hz–20 khz @ +4 db 600 Ω gain control at minimum level hum & noise (20 hz–20 kh...

  • Page 4: Input/output Characteristics

    M2500 4 input/output characteristics input specifications *1 0 db=0.775 vrms. *2 balanced. *3 unbalanced. *4 balanced (t=hot, r=cold, s=gnd). *5 unbalanced. *6 unbalanced (t=signal, r=gnd, s=gnd). *7 unbalanced (t=output, r=input, s=gnd). *8 n=56, 48, 40, 32 or 24 *9 sensitivity is the lowest level ...

  • Page 5: Other

    M2500 7 other connector wiring 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: Dimensions

    M2500 8 dimensions units :mm rear front side 265 23 242 2385: m2500-56c 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 m2500-3...

  • Page 7: Panel Layout

    9 m2500 +48v gain 80 +10 26db –34 –16 –60 hi-mid hi –15 +15 –15 +15 400 8k lo-mid lo eq aux1 pre pre pre –15 +15 –15 +15 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 80 1.6k aux2 aux3 aux4 aux5 aux6 aux7 aux10 aux11 aux14 aux13 aux9 aux8 pre aux12 pan c pan st l c r odd even...

  • Page 8

    M2500 10 gain a control gain b control a/b switch eq controls eq switch aux 1–aux 14 controls pre switches bal control channel assign switches on/edit switch / on, check indicators peak/nom/signal indicators channel fader pfl (pre-fader listen) switch 1 2 3 4 5 6 7 8 9 10 11 12 13 0 10 aux14 +10 –30...

  • Page 9

    11 m2500 pan control channel assign switches on/edit switch / on, check indicators fader afl (after fader listen) switch 4 5 6 7 8 1 2 3 level control on switch afl switch 1 2 3 on switches aux 1–6 master faders afl (after fader listen) switches aux1 afl on 10 10 20 30 40 60 50 5 0 5 aux2 afl on 10 ...

  • Page 10

    M2500 12 group aux group/aux flip matrix matrix mono/c stereo afl on/edit on/edit 10 10 20 30 40 60 50 5 0 5 afl 10 10 20 30 40 60 50 5 0 5 check on check on 1 2 3 4 7 8 6 5 matrix 1 level 0 10 mono/c st 0 r 0 l 0 sub in r 0 l 0 g8 / a14 0 g7 / a13 0 g6 / a12 0 g5 / a11 0 g4 / a10 0 g3 / a9 0 g2 / a...

  • Page 11

    13 m2500 l+r input master master pfl on monitor phones 0 10 level 0 10 1 2 3 4 5 6 7 8 aux11-14 mono/c st aux7-10 aux3-6 aux1-2 on 100hz 1khz 10khz pink on talkback oscillator tb/osc mic 0 10 1 2 3 6 7 8 9 4 5 11 10 g1-8/a7-14 aux1-6 a7-14/g1-8 matrix meter select 1 2 3 4 utility recall memory store...

  • Page 12

    M2500 14 st ch 1 input a st ch 2 input l/mono input b phantom master dc power input read owner’s manual l l off on r r r st ch 3 input l/mono r st ch 4 input l/mono r 5 3 4 meter bridge stereo input channel input/output jacks 1/7–8/14 level meters +15v/–15v/+12v indicators phantom master indicator s...

  • Page 13

    15 m2500 phantom master dc power input read owner’s manual off on 13 14 aux out +4 db sub in +4 db insert i/o +4 db 1 3 matrix out +4 db st out +4 db midi 1 5 2 6 3 7 4 8 aux 2 4 grp/aux out +4 db g1/ a7 g5/ a11 g2/ a8 g6/ a12 g3/ a9 g7/ a13 g4/ a10 g8/ a14 aux/grp out +4 db a7/ g1 a11/ g6 a8/ g2 a1...

  • Page 14: Circuit Board Layout

    M2500 16 circuit board 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.