Yamaha-QL-5-Service-Manual-Part-1电路原理图.pdf
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1、SERVICE MANUAL HAMAMATSU, JAPAN SERVICE MANUAL 201404- PA012121 Copyright (c) Yamaha Corporation. All rights reserved. PDF 14.06 SPECIFICATIONS(総合仕様) .4 DIMENSIONS(寸法図) .5 PANEL LAYOUT() .6 QL5 CIRCUIT BOARD LAYOUT (QL5 ) .11 QL1 CIRCUIT BOARD LAYOUT (QL1 ) . 15 QL5 DISASSEMBLY PROCEDURE(QL5 分解手順) .
2、 18 QL1 DISASSEMBLY PROCEDURE(QL1 分解手順) .40 LSI PIN DESCRIPTION(LSI 端子機能表) .59 CIRCUIT BOARDS(基板図) .82 INSPECTIONS(検査) .116/121 SETTINGS FOR SHIPMENT(出荷設定) . 120/125 SERVICE CHECK PROGRAM (検査) . 126/140 UPDATING FIRMWARE (FIRMWARE ) . 154 INITIALIZATION() . 155/156 TOUCH SCREEN CALIBRATION () . 157/
3、158 FADER CALIBRATION () . 159/160 CONTENTS(目次) COLOR BAR AND CH NAME LCD CALIBRATION ( CH NAME LCD ) . 161/163 SCREEN SHOT() . 165 USB OVER CURRENT (USB OVER CURRENT ) . 165 UPDATING DANTE MODULE (Brooklyn2) (DANTE (Brooklyn2) . 166/168 DANTE SOUND OUTPUT CHECK (DANTE音出検査) . 170/172 STARTING SEQUEN
4、CE(起動) . 174/178 MEMORY INITIALIZATION(初期化) . 182/183 OPERATING APPLICATIONS ON SERVICE TEST PCS (検査用 PC 操作説明) . 184/188 PARTS LIST BLOCK DIAGRAM() OVERALL CONNECTOR CIRCUIT DIAGRAM (総接続回路図) CIRCUIT DIAGRAM(回路図) / QL1QL5 2 QL5/QL1 WARNING IMPORTANT NOTICE This manual has been provided for the use of
5、 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. WARNING : Failure to follow appropriate se
6、rvice and safety procedures 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
7、Retailer or the appointed service representative. IMPORTANT : This presentation or sale of this manual to any individual or firm does not constitute authorization certification, recognition of any applicable technical capabilities, or establish a principal-agent relationship of any form. The data pr
8、ovided is belived to 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
9、notice or obligation to retrofit. Should any discrepancy appear to exist, please contact the distributor s 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 un
10、it (heavy gauge black wires connect to this bus.) IMPORTANT : Turn the unit OFF during disassembly and parts replacement. Recheck all work before you apply power to the unit. Components having special characteristics are marked and must be replaced with parts having specification equal to those orig
11、inally installed. LITHIUM BATTERY HANDLING This product uses a lithium battery for memory back-up. WARNING : Lithium batteries are dangerous because they can be exploded by improper handling. Observe the following precautions when handling or replacing lithium batteries. Leave lithium battery replac
12、ement to qualified service personnel. Always replace with batteries of the same type. When installing on the PC board by soldering, solder using the connection terminals provided on the battery cells. Never solder directly to the cells. Perform the soldering as quickly as possible. Never reverse the
13、 battery polarities when installing. Do not short the batteries. Do not attempt to recharge these batteries. Do not disasemble the batteries. Never heat batteries or throw them into fire. ADVARSEL! Lithiumbatteri-Eksplosionsfare ved fejlagtig hndtering. Udskiftning m kun ske med batteri af samme fab
14、rikat og type. levr det brugte batteri tilbage til leverandren. VARNING Explosionsfara vid felaktigt batteribyte. Anvnd samma batterityp eller en ekvivalent typ som rekommenderas av apparattillverkaren. Kassera anvnt batteri enligt fabrikantens instruktion. VAROITUS Paristo voi rjht, jos se on virhe
15、ellisesti asennettu. Vaihda paristo ainoastaan laitevalmistajan suosittelemaan tyyppiiin. Hvit kytetty paristo valmistajan ohjeiden mukaisesti. The following information complies with Dutch official Gazette 1995. 45; ESSENTIALS OF ORDER ON THE COLLECTION OF BATTERIES. Please refer to the diassembly
16、procedure for the removal of Back-up Battery. Leest u voor het verwijderen van de backup batterij deze beschrijving. WARNING: This product contains chemicals known to the State of California to cause cancer, or birth defects or other reproductive harm. DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR P
17、LASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHAT SO EVER! 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 produ
18、ct, wash your hands before handling food. 印部品、安全維持重要部品。交換場合、安全必指定部品使用。 電池取扱 注意 電池誤交換爆発危険。交換場合、指定部品使用 。 3 QL5/QL1 IMPORTANT NOTICE FOR THE UNITED KINGDOM Connecting the Plug and Cord WARNING: THIS APPARATUS MUST BE EARTHED IMPOR- TANT. The wires in this mains lead are coloured in accordance w th the
19、fo ow ng code: GREEN-AND-YELLOW : EARTH BLUE : NEUTRAL BROWN : LIVE As the co ours of the w res n the ma ns ead of th s apparatus may not correspond w th the co oured mark ngs dent fy ng the term na s n your p ug proceed as fo ows: The w re wh ch s co oured GREEN-and-YELLOW must be connected to the
20、term na n the p ug wh ch s marked by the etter E or by the safety earth symbo or co ored GREEN or GREEN-and-YELLOW. The w re wh ch s co oured BLUE must be connected to the term na wh ch s marked w th the etter N or co oured BLACK. The w re wh ch s co oured BROWN must be connected to the term na wh c
21、h s marked w th the etter L or co oured RED. This device has a built-in backup battery that maintains internal clock data even when the device s power is switched off. However, the backup battery will eventually become depleted, and when that happens the internal clock data will be reset. Replace th
22、e backup battery before it becomes fully depleted. When the backup battery is running low, the LCD display indicates “Low Battery” when you start up the system. In this case, immediately save the data to a USB memory. The average life of the backup battery is approximately five years, depending on o
23、perating conditions. Be sure to perform it BACKUP BATTERY() Functionality can be restricted for users other than the administrator at three levels of security: administrator, guest, and user. Passwords can be specifi ed for the administrator and for users to help prevent important settings from bein
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