IC BLOCK DIAGRAM(IC ブロック図) ........16 CIRCUIT BOARDS(シート基板図) ........17 INSPECTIONS(検査) ............25 ADJUSTMENT OF AMPLIFIER UNIT (アンプユニットの調整) ............28 INITIAL SETTING(出荷時の設定) ........28 PARTS LIST BLOCK DIAGRAM(ブロックダイアグラム) u163 CIRCUIT DIAGRAM(回路図) 011912 20080527-99540 HAMAMATSU, JAPAN Copyright (c) Yamaha Corporation. All rights reserved. PDF ’08.06...
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IMPORTANT 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 understood by the users, and have therefore not been restated.
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http://www.xiaoyu163.com STAGEPAS 250M 3 7 63 1515 0 総合仕様 SPECIFICATIONS General Specifi cations 一般仕様 Maximum Output Power 最大出力 250 W (±10 %)/4 Ω @10 % THD at 1 kHz (SPEAKER) 250W( ± 10%)/4 Ω @10% THD at 1kHz (SPEAKER) 200 W/4 Ω @1 % THD at 1 kHz (SPEAKER) ≧...
http://www.xiaoyu163.com STAGEPAS 250M 3 7 63 1515 0 CIRCUIT BOARD LAYOUT(ユニットレイアウト) Front view Right side view Speaker HF <Tweeter> (スピーカHF <ツィーター>) NETWORK NETWORK POWER INPUT CONTROL MOTHER JACK L 13942296513 Speaker LF <Woofer> (スピーカLF <ウーファー>) Rear view INPUT CONTROL POWER MOTHER u163 JACK...
http://www.xiaoyu163.com STAGEPAS 250M 3 7 63 1515 0 LSI PIN DESCRIPTION(LSI 端子機能表) YMW767-VTZ (X6055A0R) CPU (SWL01B) DSP: IC1007 NAME FUNCTION NAME FUNCTION Ground Ground Input for TEST Power supply +3.3 V TESTN PLLBPN PLL bypass select External memory lower-byte enable / Port F LBN/LWRN/PF6 PLLV PLL Power supply +2.5 V...
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http://www.xiaoyu163.com STAGEPAS 250M 3 7 63 1515 0 AK5381VT (X8575A00) ADC (Analog to Digital Converter) DSP: IC1004 DAC1A: IC401 NAME FUNCTION NAME FUNCTION AINR Rch Analog input pin SDTO Audio serial data output pin AINL Lch Analog input pin LRCK Output channel clock pin CKS1 Mode select 1 pin...
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http://www.xiaoyu163.com STAGEPAS 250M 3 7 63 1515 0 ● POWER Circuit Board to POWER switch AC IN to MOTHER-CN541 to CONTROL-CN1 L 13942296513 u163 Component side(部品側) 476433...
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http://www.xiaoyu163.com STAGEPAS 250M 3 7 63 1515 0 ● POWER Circuit Board L 13942296513 u163 Pattern side(パターン側) 476433...
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http://www.xiaoyu163.com STAGEPAS 250M 3 7 63 1515 0 ● CONTROL Circuit Board L 13942296513 to POWER-CN802 u163 Component side(部品側) 474884...
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http://www.xiaoyu163.com STAGEPAS 250M 3 7 63 1515 0 ● CONTROL Circuit Board L 13942296513 u163 Pattern side(パターン側) 474884...
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http://www.xiaoyu163.com STAGEPAS 250M 3 7 63 1515 0 ITEM INPUT CONDITIONS OUTPUT CONDITIONS NOMINAL LIMIT (項目) (入力条件) (出力条件) (標準値) (限界値) SIGNAL TO NOISE RATIO INPUT SHORT SP OUT: LINK OUT R 53 dB >50 dB (信号雑音比) (入力短絡) REF: 100 W OUTPUT PLUG IN INPUT-SW=LINE (基準...
http://www.xiaoyu163.com STAGEPAS 250M 3 7 63 1515 0 Limiter Indication (リミッタ−表示の確認) The product shall be set to 32 dBu output on SP OUT. Then, LIMITER LED(RED) should light on and all LEDs of LEVEL meter should light on. (SP OUT に 32 dBu を出力させた時、LIMITER 表示 LED(赤色)が点灯し(一瞬でも可) 、LEVEL 表示 LED が全て 点灯することを確認します。...
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http://www.xiaoyu163.com 3 7 63 1515 0 PARTS LIST CONTENTS(目次) OVERALL ASSEMBLY(総組立) ............2 MIXER ASSEMBLY(ミキサー Ass'y) ..........5 ELECTRICAL PARTS(電気部品) ..........8-26 L 13942296513 Notes : DESTINATION ABBREVIATIONS A : Australian model M : South African model B : British model O : Chinese model C : Canadian model Q : South-east Asia model...
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http://www.xiaoyu163.com STAGEPAS 250M 3 7 63 1515 0 OVERALL ASSEMBLY(総組立) Mixer assembly: Rear cabinet unit Bracket fastner 1 assembly See page 5. (リアキャビネット部) (ブラケットファスナー1 Ass'y) (ミキサーAss'y) J,B,E,K,O models Bracket fastner 2 assembly (ブラケットファスナー2 Ass'y) B,E models only U model only Rear cabinet assembly (リアキャビネットAss'y)...
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http://www.xiaoyu163.com ■ STAGEPAS 250M CIRCUIT DIAGRAM 1/9 (POWER) 3 7 6 3 1 5 1 5 0 STAGEPAS 250M POWER to B-3 CONTROL Power Transformer Primary POWER ON/OFF to B-3 Secondary AC IN to B-3 REGULATOR +5V to B-3 REGULATOR +15V from D-4 to CONTROL-CN1 Power Transformer...
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http://www.xiaoyu163.com ■ STAGEPAS 250M CIRCUIT DIAGRAM 3/9 (INPUT) 3 7 6 3 1 5 1 5 0 STAGEPAS 250M OP AMP LINE INPUT LINE CH 3 L (MONO) OP AMP CH 4 OP AMP OP AMP LINE CH 5 LINE L (MONO) OP AMP CH 6...
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http://www.xiaoyu163.com ■ STAGEPAS 250M CIRCUIT DIAGRAM 4/9 (CONTROL 1/2) 3 7 6 3 1 5 1 5 0 STAGEPAS 250M LIMIT CONTROL OP AMP COMP OP AMP OP AMP OP AMP OP AMP to DSP-CN28 OP AMP (Page 9: A-4) OP AMP OP AMP OP AMP...
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http://www.xiaoyu163.com ■ STAGEPAS 250M CIRCUIT DIAGRAM 5/9 (CONTROL 2/2) 3 7 6 3 1 5 1 5 0 STAGEPAS 250M OP AMP from Page 7: G-3 OP AMP from E-3 to B-4 OP AMP from Page 7: G-3 OP AMP from G-3 OP AMP from F-4...
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http://www.xiaoyu163.com ■ STAGEPAS 250M CIRCUIT DIAGRAM 6/9 (DSP 1/2) 3 7 6 3 1 5 1 5 0 STAGEPAS 250M SYSTEM RESET MASK ROM (SWL01B) OP AMP 1 3 9 4 2 2 9 6 5 1 3 from Page 10: OP AMP OP AMP OP AMP...
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http://www.xiaoyu163.com ■ STAGEPAS 250M CIRCUIT DIAGRAM 7/9 (DSP 2/2) 3 7 6 3 1 5 1 5 0 STAGEPAS 250M OP AMP OP AMP 1 3 9 4 2 2 9 6 5 1 3 S5011849 to CONTROL-CN33 (Page 8: B-4) w w w 2SK246 (AAX6404R) 1SS355 TE-17 (XX698570)