Yamaha MS400 Service Manual

Also see for MS400: Owner's manual

Contents

MS4003SPECIFICATIONSGeneral specificationsTypeAmp.unitHF:100W at 5kHz, THD=1%, RL=16 ohmsBi-Amp 2-way bass reflex powered speaker(Bi-amp lifier electronic crossover network))Speaker unitLF : 38 cm coneHF : 5 cm Titanium diaphragm compression driverFrequency Range .................. 50 Hz~16 kHz (-10 dB)Maximum Output Level .......... 124.5 dB (1m on Axis)Directional angle .................... 90˚ (H)/40˚ (V)Dimension (W x H x D) .......... 449 x 683 x 379 mmWeight ................................... 24.2 kgColor ...................................... Black (approx.Munsell value:5PB 2/1)Tripod diameter pole .............. 35~36 mmAccessories ........................... Power cord (AC inlet type, 2.5 m)Maximum Output PowerLF: 300W at 500Hz, THD=1%, RL=4 ohmsCross over frequency ............. 1.6 kHz (30dB/oct.)Input Sensitivity ...................... LINE: +4dB*, MIC: -50dB*Input impedance ..................... LINE: 30 kohms, MIC: 5 kohmsControlsLEVEL .............. LINE, MIC , MASTEREQ .................... LOW: 0 (Max.) ~ -10 dB (Min.) at 55 HzHIGH: ±3 dB (HF)Power switch ........................ On/OffConnectors (all balanced):LINE in/out ................... XLR-3-31, XLR-3-32, phone(They are all connected in paralleland can be used as line outputs.)MIC in .......................... XLR-3-31POWER indicator ................ Green LEDPower Requirement USA and Canada ...... 120 V, 60 HzEurope ....................... 230 V, 50 HzOthers ........................ 240 V, 50 HzPower Consumption ............. 120 WAccessor ies ......................... Bracketadapter BAD251 (forBWS251-400, BCS251, and BBS251)* 0 dB=0.775 VFor European ModelPurchaser/User Information specified in EN55103-1 andEN55103-2.Inrush Current: 25AConformed Environment: E1, E2, E3 and E4www . xiaoyu163. comQQ 376315150 992894298TEL 13942296513 992894298051513673QQTEL 13942296513 QQ 376315150 892498299TEL 13942296513 QQ 376315150 892498299http://www.xiaoyu163.comhttp://www.xiaoyu163.com