Yamaha IM8-24, 32, 40 Mixing Console Service Manual 电路图.pdf

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Yamaha IM8-24, 32, 40 Mixing Console Service Manual 电路图.pdf

SERVICE MANUAL HAMAMATSU, JAPAN Copyright (c) Yamaha Corporation. All rights reserved. PDF equivalent to a 20 kHz fi lter with infi nite dB/octave attenuation. MONO CH INPUT*EIN (Equivalent Input Noise) Rs = 150 , GAIN: max-128dBu STEREO OUT GROUP OUT STEREO OUT, GROUP OUT faders at nominal level and all CH assign switches off. -80dBu AUX SENDAUX SEND faders at nominal level and all CH AUX controls at minimum. -75dBu STEREO OUT GROUP OUT STEREO OUT, GROUP OUT faders and one CH fader at nominal level. -64dBu STEREO OUTResidual output noise-98dBu Crosstalk (1 kHz)Adjacent InputMONO CH INPUT*, GAIN: min-70dB Input to Output STEREO OUT L/R, MOMO CH INPUT*, PAN: panned hard left or right -70dB Maximum Voltage Gain (1 kHz) All faders and controls are maximum when measured. PAN/BAL: panned hard left or hard right. Rs = 150 INPUT GAIN: max From MONO CH INPUT* INSERT OUT (MONO CH)60dB DIRECT OUT (MONO CH)60dB INSERT OUT (STEREO, GROUP, MONO)70dB STEREO OUT 84dB GROUP OUT MATRIX OUT90dB REC OUT62.2dB MONO OUT84dB MONITOR OUT70dB PHONES OUT79dB AUX SEND, PRE80dB AUX SEND, POST90dB INSERT OUT (AUX), PRE66dB INSERT OUT (AUX), POST76dB Rs = 150 INPUT GAIN: max From ST CH INPUT 1-4 STEREO OUT 58dB GROUP OUT AUX SEND, PRE51dB AUX SEND, POST61dB From AUX RETURN STEREO OUT 16dB GROUP OUT AUX SEND13dB From 2TR INSTEREO OUT27.8dB From TALKBACK MIC IN STEREO OUT 70dBGROUP OUT AUX OUT IM8-40/IM8-32/IM8-24 6 General Specifi cations All faders are nominal when measured. (The nominal position is 10 dB lower than the maximum position.) Output impedance of signal generator: 150 ohms * IM8-40: 1-40, IM8-32: 1-32, IM8-24: 1-24 Analog Input Specifi cations Where 0 dBu = 0.775 Vrms and 0 dBV = 1 Vrms * Sensitivity is the lowest level that will produce an output of +4dB (1.23 V), or the nominal output level when the unit is set to the maximum level. (All faders and level controls are at their maximum positions.) Input HPFMONO CH INPUT*80 Hz, 12 dB/oct Input Equalization (+15, -15 dB maximum) Turn over/roll-off frequency of shelving: 3 dB below maximum variable level. MONO CH INPUT*HIGH: 10 kHz (shelving) Hi-MID: 400 Hz-8 kHz (peaking) LO-MID: 80 Hz-1.6 kHz (peaking) LOW: 100 Hz (shelving) ST CH INPUTHIGH: 10 kHz (shelving) Hi-MID: 3 kHz (peaking) LO-MID: 800 Hz (peaking) LOW: 100 Hz (shelving) LAMP IM8-40: 3 pcs, IM8-32/24: 2 pcs XLR-4-31 type, The LAMP voltage is 12 V DC between 3 and 4 pins of XLR-4-31 connectors. Each lamp can use 5 W max. Signal IndicatorMONO CH INPUT* ST CH INPUT 1-4 INSERT OUT 3 points LED meter (PEAK, 0, -20 dB) PEAK lights if the signal reaches 3 dB below the clipping level. GROUP OUT, AUX SEND, MONO OUT LED Level MeterPost STEREO OUT fader Pre MONITOR control 4 x 12 points LED meters (PEAK, +10, +6, +3, 0, -3, -6, -10, -15, -20, -25, -30 dB) USB Audio USB IN/OUTSampling Frequency = 44.1/48 kHz (depending on the PC application) CompressorMONO CH INPUT*Control x 1 (gain/threshold/ratio) DimensionsHeight: 219 mm, Depth: 739 mm, Width: 1716 mm (IM8-40), 1471.5 mm (IM8-32), 1227 mm (IM8-24) Net Weight51.5 kg (IM8-40), 44.4 kg (IM8-32), 37.8 kg (IM8-24) Input ConnectorsPADGAIN Input Impedance Appropriate Impedance Sensitivity*Nominal Level Max. before clipping Connector Specifi cations INPUT A (MONO CHs) IM8-40: 1-40 IM8-32: 1-32 IM8-40: 1-24 0 -60 dB 3 k 50-600 Mics -80 dBu (0.078 mV)-60 dBu (0.775 mV)-40 dBu (7.75 mV)XLR-3-31type (balanced 1=GND, 2=HOT, 3=COLD) -16 dB-36 dBu (12.3 mV)-16 dBu (123 mV)+4 dBu (1.23 V) 26 dB -34 dB-54 dBu (1.55 mV)-34 dBu (15.5 mV)-14 dBu (155 mV) +10 dB-10 dBu (245 mV)+10 dBu (2.45 V)+30 dBu (24.5 V) INPUT B (MONO CHs) IM8-40: 1-40 IM8-32: 1-32 IM8-40: 1-24 0 -60 dB 10 k 600 Mics/Lines -80 dBu (0.078 mV)-60 dBu (0.775 mV)-40 dBu (7.75m V)TRS phone jack (balanced Tip = HOT, Ring = COLD, Sleeve = GND) -16 dB-36 dBu (12.3 mV)-16 dBu (123 mV)+4 dBu (1.23 V) 26 dB -34 dB-54 dBu (1.55 mV)-34 dBu (15.5 mV)-14 dBu (155 mV) +10 dB-10 dBu (245 mV)+10 dBu (2.45 V)+30 dBu (24.5 V) INPUT A/B (ST CHs) -34 dB 10 k -54 dBu (1.55 mV)-34 dBu (15.5 mV)-14 dBu (155 mV)Phone jack (unbalanced) RCA pin jack +10 dB-10 dBu (245 mV)+10 dBu (2.45 V)+30 dBu (24.5 V) INSERT IN (MONO CHs) IM8-40: 1-40 IM8-32: 1-32 IM8-40: 1-24 10 k-20 dBu (77.5 mV) 0 dBu (0.775 V)+20 dBu (7.75 V) TRS phone jack (unbalanced Tip = Out, Ring = In, Sleeve = GND) INSERT IN (AUX, GROUP, STEREO, MONO) 10 k-10 dBu (245 mV) 0 dBu (0.775 V)+10 dBu (2.45 V) TRS phone jack (unbalanced Tip = Out, Ring = In, Sleeve = GND) AUX RETURN 1-410 k600 Lines 600 Lines 600 Lines 600 Lines 600 Lines -12 dBu (195 mV)+4 dBu (1.23 V)+24 dBu (12.3 V)Phone jack (unbalanced) 2TR IN L/R 10 k-26 dBV (50.1 mV)-10 dBV (0.316 V)+10 dBV (3.16 V) RCA pin jack 3.5 DIA stereo phone jack T ALKBACK MIC IN10 k-66 dBu (0.389 mV)-50 dBu (2.45 mV)-30 dBu (24.5 mV)XLR-3-31 type (unbalanced) 600 Lines 7 IM8-40/IM8-32/IM8-24 Analog Output Specifi cations Where 0 dBu = 0.775 Vrms and 0 dBV = 1 Vrms Digital Input/Output Specifi cations Output Connectors Output Impedance Appropriate Impedance Nominal Level Max. before clipping Connector Specifi cations STEREO OUT L/R75600Lines+4 dBu (1.23 V)+24 dBu (12.3 V)XLR-3-32 type (balanced 1 = GND, 2 = HOT, 3 = COLD) GROUP OUT 1-8 15010kLines+4 dBu (1.23 V)+20 dBu (7.75 V) TRS phone jack (impedance balanced Tip = HOT, Ring = COLD, Sleeve = GND) AUX SEND 1-875600Lines+4 dBu (1.23 V)+24 dBu (12.3 V)XLR-3-32 type (balanced 1 = GND, 2 = HOT, 3 = COLD) MATRIX OUT 1-8 15010kLines+4 dBu (1.23 V)+20 dBu (7.75 V) TRS phone jack (impedance balanced Tip = HOT, Ring = COLD, Sleeve = GND) MONO OUT75600Lines+4 dBu (1.23 V)+24 dBu (12.3 V)XLR-3-32 type (balanced 1 = GND, 2 = HOT, 3 = COLD) INSERT OUT (MONO CHs)15010kLines 0 dBu (0.775 V)+20 dBu (7.75 V)Phone jack (unbalanced Tip: Out, Ring = In, Sleeve = GND) INSERT OUT (AUX, GROUP, STEREO, MONO) 15010kLines 0 dBu (0.775 V)+20 dBu (7.75 V) Phone jack (unbalanced Tip: Out, Ring = In, Sleeve = GND) DIRECT OUT (MONO CHs) 15010kLines 0 dBu (0.775 V)+20 dBu (7.75 V) TRS phone jack (impedance balanced Tip = HOT, Ring = COLD, Sleeve = GND) REC OUT L/R60010kLines-10 dBV (0.3016 V)+10 dBV (3.16 V)RCA pin jack MONITOR OUT L/R 15010kLines+4 dBu (1.23 V)+20 dBu (7.75 V) TRS phone jack (impedance balanced Tip = HOT, Ring = COLD, Sleeve = GND) PHONES10040Phones3 mW75 mWStereo phone jack ConnectorFormatData Length Connector Specifi cations USBUSB AUDIO 1.116 bitUSB B type IM8-40/IM8-32/IM8-24 8 Jack List Input/Output JacksPolarities Confi gurations INPUT A (Monaural channels), AUX SEND, STEREO OUT, MONO OUT, TALKBACK Pin 1: Ground Pin 2: Hot (+) Pin 3: Cold (-) XLR-3-31/XLR-3-32 Jack LAMP Pin 1: NC Pin 2: NC Pin 3: Ground Pin 4: +12 V XLR-4-31 Jack INPUT B (Monaural channels), GROUP OUT, MATRIX OUT, MONITOR OUT Tip: Hot (+) Ring: Cold (-) Sleeve: Ground TRS Phone Jack CH INSERT, AUX INSERT, GROUP INSERT, STEREO INSERT, MONO INSERT, DIRECT OUT Tip: Output Ring: Input Sleeve: Ground PHONES Tip: L Ring: R Sleeve: Ground INPUT A (Stereo channels), AUX RETURN Tip: Hot Sleeve: Ground Phone Jack 312321 INPUTOUTPUT 1 2 3 4 Ring SleeveTip SleeveTip 9 IM8-40/IM8-32/IM8-24 PANEL LAYOUT（） Rear Panel（） Channel control section (Monaural channels) （部（）） Channel control section (Monaural channels) （部（）） Channel control section (Monaural channels) （部（）） Top Panel（） Channel control section (Stereo channels) （部（）） Master control section （部） LAMP Connector （LAMP 端子） LAMP Connector （LAMP 端子） LAMP Connector （LAMP 端子） Master control section （部） IM8-40。IM8-32/24部（） LAMP端子数位置違。 This illustration shows IM8-40. The channel control part (monaural channel) and the number and location of the LAMP terminals of IM8-32/24 are different from those of IM8-40. ? ? ? ? Rear Panel（） ? Monaural channels （） Stereo channels （） q INPUT Jack (monaural) w INSERT Jack e DIRECT OUT Jack r INPUT Jacks (stereo) Channel control section （部） q INPUT 端子（） w INSERT 端子 e DIRECT OUT 端子 r INPUT 端子（） IM8-40/IM8-32/IM8-24 10 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? Top Panel（） ? Monaural channels （） Stereo channels （） t +48V Switch/Indicator y 26 dB (PAD) Switch u GAIN Control i (Phase) Switch o 80 (High Pass Filter) Switch !0 COMP Control/Indicator !1 EQ (Equalizer): HIGH, HI-MID, LO-MID, LOW !2 EQ ON Switch !3 AUX Controls (18) !4 PRE Switches !5 PAN Control !6 BAL Control !7 ON Switch/Indicator !8 Input Meter !9 Bus Assign Switches 0 MUTE Switches (14) 1 PFL Switch/Indicator 2 Channel Fader t +48V / y 26 dB （PAD） u GAIN i （Phase） o 80 （） !0 COMP / !1 EQ （: HIGH, HI-MID, LO-MID, LOW） !2 EQ ON !3 AUX （1 8） !4 PRE !5 PAN !6 BAL !7 ON / !8 !9 0 MUTE （1 4） 1 PFL / 2 11 IM8-40/IM8-32/IM8-24 Master control section （部） DC POWER INPUT Rear Panel（） TALKBACK Section（TALKBACK ）(P. 14) STEREO AUX RETURN Section （STEREO AUX RETURN ） (P. 12) GROUP OUT Section （GROUP OUT ） (P. 14) REC OUT/USB Section（REC OUT/USB ）(P. 12) DC POWER INPUT Section （DC POWER INPUT ） (P. 13) AUX SEND Section （AUX SEND ） (P. 14) 2TR IN/USB Section （2TR IN/USB ） (P. 12) MATRIX OUT Section （MATRIX OUT ） (P. 13) STEREO MASTER Section （STEREO MASTER ） (P. 15) MONITOR Section （MONITOR ） (P. 15) MONO Section （MONO ） (P. 16) Top Panel（） REC OUT/USB Section（REC OUT/USB ）(P. 12) STEREO AUX RETURN Section （STEREO AUX RETURN ） (P. 12) 2TR IN/USB Section（2TR IN/USB ）(P. 12)MATRIX OUT Section（MATRIX OUT ）(P. 13) AUX SEND Section （AUX SEND ） (P. 14) DC POWER INPUT Section （DC POWER INPUT ） (P. 13) MUTE MASTER Section （MUTE MASTER ） (P. 13) TALKBACK Section （TALKBACK ） (P. 14) MONITOR Section （MONITOR ） (P. 15) MONO Section （MONO ） (P. 16) STEREO MASTER Section （STEREO MASTER ） (P. 15) GROUP OUT Section （GROUP OUT ） (P. 14) IM8-40/IM8-32/IM8-24 12 q AUX RETURN Jacks w AUX Controls (14) e Bus Assign Switches r RETURN Control t PFL Switch/Indicator ? ? ? ? ? STEREO AUX RETURN Section （STEREO AUX RETURN ） ? Rear Panel （） Top Panel （） ? ? ? ? ? 2TR IN/USB Section （2TR IN/USB ） Rear Panel （） Front Panel （） Top Panel（） ? ? REC OUT/USB Section （REC OUT/USB ） ? Rear Panel （） Top Panel （） q 2TR IN Jacks w USB Connector e Bus Assign Switches r 2TR IN/USB Control t PFL Switch/Indicator q REC OUT Jacks w Bus Assign Switches q AUX RETURN 端子 w AUX (1 4) e r RETURN t PFL / q 2TR IN 端子 w USB 端子 e r 2TR IN/USB t PFL / q REC OUT 端子 w 13 IM8-40/IM8-32/IM8-24 ? ? ? ? ? ? MATRIX OUT Section （MATRIX OUT ） ? Rear Panel （） Top Panel （） INPUT ? ? DC POWER INPUT Section （DC POWER INPUT ） Rear Panel （） Top Panel （） ? MUTE MASTER Section （MUTE MASTER ）? Top Panel （） q MATRIX OUT Jack w GROUP Controls (18) e ST Controls (L, R) r MONO Control t MATRIX master Control y AFL Switch/Indicator q DC POWER INPUT Connector w POWER Indicator q MUTE Master Switches/Indicators (14) q MATRIX OUT 端子 w GROUP (1 8) e ST (L、R) r MONO t MATRIX y AFL / q DC POWER INPUT 端子 w POWER q MUTE / (1 4) IM8-40/IM8-32/IM8-24 14 q TALKBACK MIC IN Jack w Bus Assign Switches e TALKBACK LEVEL Control r ON Switch/Indicator ? ? ? ? ? TALKBACK Section （TALKBACK ） Rear Panel （） Top Panel （） ? ? ? ? ? AUX SEND Section （AUX SEND ） ? Rear Panel （） Top Panel （） ? ? ? ? ? ? ? ? GROUP OUT Section （GROUP OUT ） Rear Panel （） Top Panel （） q GROUP INSERT Jack w GROUP OUT Jacks e PAN Controls r ON Switch/Indicator t GROUP OUT Meter y Bus Assign Switches u AFL Switch/Indicator i GROUP OUT Fader q AUX INSERT Jack w AUX SEND Jacks e AUX SEND Meter r AUX SEND Fader t AFL Switch/Indicator q TALKBACK MIC IN 端子 w e TALKBACK LEVEL r ON / q GROUP INSERT 端子 w GROUP OUT 端子 e PAN r ON / t GROUP OUT y u AFL / i GROUP OUT q AUX INSERT 端子 w AUX SEND 端子 e AUX SEND r AUX SEND t AFL / 15 IM8-40/IM8-32/IM8-24 ? ? ? ? ? ? ? STEREO MASTER Section （STEREO MASTER ） Rear Panel （） Top Panel （） q STEREO INSERT Jack w STEREO OUT Jacks e STEREO Level Meter r ON Switch/Indicator t PFL Switch/Indicator y AFL Switch/Indicator u STEREO OUT Master Faders q MONITOR OUT Jacks w PHONES Jack e MONITOR Level Meter r PFL/AFL Indicator t MONITOR Control y PHONES Control ? ? ? ? ? ? MONITOR Section （MONITOR ） Rear panel （） Top Panel （） Front Panel （） q STEREO INSERT 端子 w STEREO OUT 端子 e STEREO r ON / t PFL / y AFL / u STEREO OUT q MONITOR OUT 端子 w PHONES 端子 e MONITOR r PFL/AFL t MONITOR y PHONES IM8-40/IM8-32/IM8-24 16 q MONO INSERT Jack w MONO OUT Jack e ON Switch/Indicator r MONO Level Meter t AFL Switch/Indicator y MONO Fader q LAMP Connector DIMENSIONAL DIAGRAM（寸法図） W: 1716 1320198198 D: 739 H: 219 17 495131113 Units: mm （単位） IM8-40 ? ? ? ? ? ? MONO Section （MONO ） Rear Panel （） Top Panel （） ? LAMP Connector （LAMP 端子） Rear Panel （） q MONO INSERT 端子 w MONO OUT 端子 e ON / r MONO t AFL / y MONO q LAMP 端子 17 IM8-40/IM8-32/IM8-24 IM8-32 IM8-24 W: 1471.5 1981075.5198 D: 739 H: 219 17 495131113 Units: mm （単位） W: 1227 198831198 D: 739 H: 219 17 495131113 Units: mm （単位） IM8-40/IM8-32/IM8-24 18 CIRCUIT BOARD LAYOUT（） IM8-40 IM8-32 IM8-24 INJK(CH18) INJK(CH18)INJKUSB(CH916)INJK(CH1724) INJK(CH2532) (CH916)(CH1724)STJK(CH3340) (1) LAMP (1) LAMP (2) LAMPSTJK BUS3 BUS2L BUS1BUS4 BUS4 SUM BUS1SUM BUS2LBUS2RBUS1SUM (2) LAMP (3) LAMPMASJK MASJK INJK(CH18)INJKUSB(CH916)INJK(CH1724) (1) LAMP (2) LAMPSTJKMASJK USB PHONES PHONES PHONES INJKINJKINJK(CH2533)INJK 19 IM8-40/IM8-32/IM8-24 PANEL ASSEMBLY, IN8（ IN8 Ass y） COMP IN1 ST1 ST2 MAS1 MAS2 IN2 A IM8-40 B CD E A IM8-32 BC D A IM8-24 BC PANEL ASSEMBLY, MASTER（ MAS Ass y） IM8-40 PNEL ASSEMBLY, MASTER 40 （ MAS40Ass y） IM8-32 PNEL ASSEMBLY, MASTER 32 （ MAS32Ass y） IM8-24 PNEL ASSEMBLY, MASTER 24 （ MAS24Ass y） IM8-40/IM8-32/IM8-24 20 DISASSEMBLY PROCEDURE（分解手順） Front Side (Printed Side) 表面（印刷面） Back Side 裏面 Photo 1 （写真 1）注意事項作業中指挟様注意。、取外前同取付。表裏逆差込注意取付。（写真 1） Caution: Take care not to trap your fi ngers. * Be sure to attach the removed fi lament tape just as it was before removal. * Pay attention not to insert and install the cable to the connector inversely. (Photo 1) 1. SIDE PAD L, SIDE PAD R （ L、 R） . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21 2. IN8 PANEL ASSEMBLY （ IN8 Ass y） . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21 3. MASTER PANEL ASSEMBLY （ MAS Ass y） . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24 4. INJK CIRCUIT BOARDS （INJK ） . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26 5. MASJK CIRCUIT BOARD （MASJK ） . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26 6. STJK CIRCUIT BOARD （STJK ） . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27 7. LAMP CIRCUIT BOARDS （LAMP ） . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27 8. USB CIRCUIT BOARD （USB ） . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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