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(PSシート故障修理ガイド) .............. 110/120 PARTS LIST IC & DIODE FIGURES (外形図) このサービスマニュアルはエコパルプ (ECF:無塩素系漂白パルプ)を使用しています。 BLOCK DIAGRAM (ブロックダイアグラム) This document is printed on chlorine free (ECF) paper. CIRCUIT DIAGRAM (回路図) 011824 EMX5016CF: xxxxxx-xxxxxx HAMAMATSU, JAPAN RK5014: 200604-005250 Copyright (c) Yamaha Corporation. All rights reserved. 06.07...
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EMX5016CF PS CIRCUIT BOARD REPAIR GUIDE Applicable Circuit Board This guide is applicable when repairing the circuit board specified in the table 1-1. Table 1-1 Circuit Board Part No. Destination Power Supply WF534000 AC 120 V WF534100 H, B, O...
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EMX5016CF Example of Repair All DC voltage is not output from secondary side. Instruction Follow the instruction below. (See section 3-2 and diagram 3-3 on page 130.) 1 Check the resistor value of R418 and R424 (6.8 Ω, 5 W).
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EMX5016CF Repair Flowchart Check the primary side circuit. Note: Check and repair must be done carefully, otherwise the electrical shock may be caused. START Turn the power off. (Disconnect AC plug from the wall outlet.) Discharge (*1) Between ± terminals of C409 and C410...
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EMX5016CF Turn the power on. Check the waveform. Note: Do not short-circuit the oscilloscope chassis with the chassis of this unit when checking the waveform. Check the waveform between pin 4-5 (GND-LVG) of IC402 Check the rectangular wave. Period: approx. 14 µ S (approx. 70kHz) 13.9 µS...
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EMX5016CF Waveform check OK? IC403 output = +15 V? Check and replace parts on the primary side. Replace IC402. If IC402 has been replaced, replace IC401.
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EMX5016CF Parts of Check and Repair on the Diagram. (主要チェック/修理部品) The gray shaded components indicate the parts to be reviewed for repiar. (灰色の部品は主要修理部品です。)...
EMX5016CF PARTS LIST I CONTENTS (目次) OVERALL ASSEMBLY (総組立) ............2 POWER AMPLIFIER UNIT (パワーアンプユニット) ......8 HEAT SINK UNIT L100 (ヒートシンクユニットL100) ......10 HEAT SINK UNIT L110A (ヒートシンクユニットL110A) ....12 HEAT SINK UNIT L110B (ヒートシンクユニットL110B) ....13 HEAT SINK UNIT L90C (ヒートシンクユニットL90C) ....... 14 HEAT SINK UNIT L90D (ヒートシンクユニットL90D)......
EMX5016CF OVERALL ASSEMBLY 1/3 (総組立 1/3) 840 780 Panel Assembly (See Page 3) パネルAss'y(3ページ参照) Bottom Assembly (See Page 4) ボトムAss'y(4ページ参照)...
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EMX5016CF OVERALL ASSEMBLY 2/3 (総組立 2/3) • Panel Assembly (パネルAss y) Accessories of Phone Jack (ホーンジャック付属品)
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EMX5016CF OVERALL ASSEMBLY 3/3 (総組立 3/3) • Bottom Assembly (ボトムAss y) Accessories of Phone Jack (ホーンジャック付属品) J, H, B, O destination U destination Power Amplifier Unit (See Page 8) パワーアンプユニット(8ページ参照) J, H, B, A, O destination 210 Details on PS Circuit Board (PAシート詳細)...