YAMAHA XP-1000_2500_3500 维修电路原理图.pdf
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1、SERVICE MANUAL PA 011814 XP1000: 200512-134400 XP2500: 200512-176400 XP3500: 200512-207900 Copyright (c) Yamaha Corporation. All rights reserved. M 06.02I I CONTENTS(目次) SPECIFICATION(総合仕様) .3 DIMENSIONS(寸法図).5 PERFORMANCE GRAPHS(特性図) .5 PANEL LAYOUT() .6 CIRCUIT BOARD LAYOUT() .7 WIRING(結線図) .9 DIS
2、ASSEMBLY PROCEDURE(分解手順) .10 IC BLOCK DIAGRAM(IC 図) .16 CIRCUIT BOARDS(基板図) .16 INSPECTIONS(検査).26/31 BLOCK DIAGRAM() OVERALL CIRCUIT DIAGRAM(総回路図) PARTS LIST POWER AMPLIFIER XP1000 XP2500 XP3500 XP1000/XP2500/XP3500 2 IMPORTANT NOTICE This manual has been provided for the use of authorized Yamaha R
3、etailers 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 understood by the users, and have therefore not been restated. WARNING:Failure to follow appropriate service and safety proce
4、dures when servicing this product may result in personal injury, destruction of expensive components, and failure of the product to perform as specified. For these reasons, we advise all Yamaha product owners that all service required should be performed by an authorized Yamaha Retailer or the appoi
5、nted service representative. IMPORTANT:The presentation or sale of this manual to any individual or firm does not constitute authorization, certification or recognition of any applicable technical capabilities, or establish a principle-agent relationship of any form. The data provided is believed to
6、 be accurate and applicable to the unit(s) indicated on the cover. The research, engineering, and service departments of Yamaha are continually striving to improve Yamaha products. Modifications are, therefore, inevitable and changes in specification are subject to change without notice or obligatio
7、n to retrofit. Should any discrepancy appear to exist, please contact the distributors Service Division. WARNING:Static discharges can destroy expensive components. Discharge any static electricity your body may have accumulated by grounding yourself to the ground bus in the unit (heavy gauge black
8、wires connect to this bus). IMPORTANT:Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to the unit. WARNING: CHEMICAL CONTENT NOTICE! The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or pla
9、stic (where applicable) components may also contain traces of chemicals found by the California Health and Welfare Agency (and possibly 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
10、ANY REASON WHAT- SOEVER! 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 enclosure of this product, wash your hands before handling
11、food. This applies only to products distributed by Yamaha-Kemble Music (U.K.) Ltd. 3 XP1000/XP2500/XP3500 I SPECIFICATIONS(総合仕様) XP3500120 V (U,T)240 V (A) Output Power1 kHz THD+N= 1 % 8 /STEREO MIN 390 W+390 W390 W+390 W390 W+390 W 4 /STEREO590 W+590 W590 W+590 W590 W+590 W 8 /BRIDGED 1180 W1180 W1
12、180 W 20 20 kHz THD+N= 0.1 % 8 /STEREO350 W+350 W350 W+350 W350 W+350 W 4 /STEREO450 W+450 W435 W+435 W450 W+450 W 8 /BRIDGED 900 W870 W900 W 100 V/BRIDGED RL=16 625 W625 W625 W 1 kHz 20mS nonclip 2 /STEREO1000 W+1000 W925 W+925 W1000 W+1000 W 4 /BRIDGED2000 W1850 W2000 W SN Ratio20Hz-20kHz(DIN AUDI
13、O)MIN102 dB Power Consumption Standby / idle5 W / 30 W 1/8 (4 /Pink noise)450 W450 W450 W XP2500120 V (U,T)240 V (A) Output Power1 kHz THD+N= 1 % 8 /STEREO MIN 275 W+275 W275 W+275 W275 W+275 W 4 /STEREO390 W+390 W390 W+390 W390 W+390 W 8 /BRIDGED780 W780 W780 W 20 20 kHz THD+N= 0.1 % 8 /STEREO250 W
14、+250 W250 W+250 W250 W+250 W 4 /STEREO300 W+300 W295 W+295 W300 W+300 W 8 /BRIDGED600 W590 W600 W 1 kHz 20mS nonclip 2 /STEREO650 W+650 W650 W+650 W650 W+650 W 4 /BRIDGED1300 W1300 W1300 W SN Ratio20Hz-20kHz(DIN AUDIO)MIN100 dB Power Consumption Standby / idle5 W / 25 W 1/8 (4 /Pink noise)320 W320 W
15、320 W XP1000120 V (U,T)240 V (A) Output Power1 kHz THD+N= 1 % 8 /STEREO MIN 135 W+135 W125 W+125 W120 W+120 W 4 /STEREO165 W+165 W155 W+155 W155 W+155 W 8 /BRIDGED330 W310 W310 W 20 20 kHz THD+N= 0.1 % 8 /STEREO110 W+110 W100 W+100 W100 W+100 W 4 /STEREO125 W+125 W115 W+115 W110 W+110 W 8 /BRIDGED25
16、0 W230 W220 W 1 kHz 20mS nonclip 2 /STEREO250 W+250 W250 W+250 W250 W+250 W 4 /BRIDGED500 W500 W500 W SN Ratio20 Hz-20 kHz(DIN AUDIO)MIN96 dB Power Consumption Standby / idle5 W / 20 W 1/8 (4 /Pink noise)170 W 100 V (J) 390 W+390 W 590 W+590 W 1180 W 350 W+350 W 450 W+450 W 900 W 625 W 1000 W+1000 W
17、 2000 W 450 W 100 V (J) 275 W+275 W 390 W+390 W 780 W 250 W+250 W 300 W+300 W 600 W 650 W+650 W 1300 W 320 W 100 V (J) 110 W+110 W 120 W+120 W 240 W 100 W+100 W 100 W+100 W 200 W 250 W+250 W 500 W 150 W170 W170 W All Models Power BandwidthHalf Power, THD+N= 0.5 %MIN10 Hz-40 kHz THD+N20 Hz20 kHz, Hal
18、f PowerMAX0.1 % Intermoduration Distortion60 Hz:7 kHz, 4:1, Half PowerMAX0.1 % Frequency ResponseRL=8 , Po=1 W, HPF=OFF 20 Hz-50 kHz MAX0 dB TYP0 dB MIN-1 dB Channel SeparationHalf Power, RL=8, 1 kHz, Att. max, input 600 shunt MIN70 dB Residual Noise20 Hz20 kHz, Att. min, (DIN AUDIO) MAX-70 dBu Damp
19、ing FactorRL=8 , 1 kHzMIN200 Voltage GainAtt. maxTYPSelectable from 32 dB or 26 dB (or +4 dBu input sensitivity) by select switch Input Sensitivity (dBu)Att. max, Rated Power 8 XP3500XP2500XP1000 Switch Position+4 dBu+4+4+4 26 dB+10.7+9.2+5.2 36 dB+4.7+3.2-0.8 Maximum Input VoltageMIN+22 dBu Input I
20、mpedanceTYP20 k (balanced), 10 k (unbalanced) ControlsFront PanelPOWER switch (push on/push off) attenuator (31 position) x 2 Rear PanelMODE switch (STEREO/BRIDGED/PARALLEL) x 1 HPF switch (20 Hz/55 Hz/OFF 12 dB/oct) x 2 GAIN SELECT switch (32 dB/26 dB/+4 dBu) x 1 230 V (H,B,K,O) 230 V (H,B,K,O) 230
21、 V (H,B,K,O) XP1000/XP2500/XP3500 4 0 dBu=0.775 Vrms, Half Power=1/2 Output Power (3 dB below rated power) All Models ConnectorsInputXLR-3-31 type/ch, Euroblock connector (balanced) /ch OutputSPEAKON/ch, 5 way binding post x 1 MONITOR/REMOTEDsub 15 P x 1 IndicatorsPOWER/STANDBYx 1 (Green/Orange) SIG
22、NALx 2 (Green) CLIP/LIMITx 2 (Red) PROTECTION/TEMPx 1 (Red) x 1 (Red) heatsink temp 85 C Load ProtectionPOWER switch on/off mute DC-fault: output relay off/restored automatically. Clip limiting : THD 0.5 % Amplifi er ProtectionThermal: Cuts the output (heatsink temp 90 C) ; operation not restored au
23、tomatically. VI limiter (RL 1 ): Limit the output. Power Supply ProtectionThermal: Power supply shutdown (transfomer temp 130 C) ; restored automatically. CoolingVariable-speed fan: x 1 Fan stop at heatsink temp 55 C Power Requirements UC: 120 V/60 Hz HB: 230 V/50 Hz A: 240 V/50 Hz J: 100 V 50/60 Hz
24、 Dimensions (W x H x D)480 x 88 x 456 mm WeightXP3500 15 kg XP2500 14 kg XP1000 12 kg Included AccessoriesSecurity cover (with a hex wrench), Owners Manual I MONITOR/REMOTE(接続出力) Pin No.SignalDescription 1GND 2REMOTE CONTROLSTANDBYSTANDBY Control: Supply 5 VDC, 5 mADC 3MONITORMODEL IDXP3500: 1.5 k,
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