P.O.Box 1, Hamamatsu, Japan
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 specifi cally Yamaha Products, are already known
and understood by the users, and have therefore not been restated.
WARNING:
Failure to follow appropriate service and safety procedures when servicing this product may result in personal injury,
destruction of expensive components, and failure of the product to perform as specifi ed. For these reasons, we advise
all Yamaha product owners that any service required should be performed by an authorized Yamaha Retailer or the
appointed service representative.
IMPORTANT:
The presentation or sale of this manual to any individual or fi rm does not constitute authorization, certifi cation or
recognition of any applicable technical capabilities, or establish a principle-agent relationship of any form.
The data provided is believed 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. Modifi cations are, therefore, inevitable and specifi cations
are subject to change without notice or obligation to retrofi t. 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 buss in the unit (heavy gauge black wires connect to this buss).
IMPORTANT:
Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to the unit.
SERVICE MANUAL
■ CONTENTS
TO SERVICE PERSONNEL ............................................2
SYSTEM COMPOSITION /
システム構成
.......................4
PANEL LAYOUTS ...........................................................5
REMOTE CONTROL PANELS ..................................... 11
SPECIFICATIONS /
参考仕様
....................................... 12
INTERNAL VIEW .......................................................... 15
SERVICE PRECAUTIONS /
サービス時の注意事項
..... 16
DISASSEMBLY PROCEDURES /
分解手順
................. 17
UPDATING FIRMWARE /
ファームウェアのアップデート
..................................26
PROTECTION DISPLAY /
プロテクションの表示
........29
BLOCK DIAGRAMS ......................................................31
WIRING DIAGRAM .......................................................35
PRINTED CIRCUIT BOARDS .......................................36
CIRCUIT DIAGRAMS ....................................................39
REPLACEMENT PARTS LIST ......................................46
REMOTE CONTROL .....................................................49
PAIRING THE CENTER UNIT AND SUBWOOFER MANUALLY /
センターユニットとサブウーファーを手動でペアリングする
.....50
'17.06
Copyright (c) Yamaha Corporation All rights reserved.
This manual is copyrighted by Yamaha and may not be copied or
redistributed either in print or electronically without permission.
101396
YAS-207/ATS-2070
FRONT SURROUND SYSTEM
NS-WSW42
YAS-CU207/ATS-CU2070
CENTER UNIT
WIRELESS SUBWOOFER
Notes: • When accepting a repair order from the user, it is recommended to receive the YAS-CU207/ATS-CU2070
and NS-WSW42 as a set for the repair work.
• Turning on the power to YAS-CU207/ATS-CU2070 makes wireless connection of YAS-CU207/ATS-CU2070
and NS-WSW42 possible. After the repair work, if their wireless connection is not made automatically, makes
it possible manually. (For details, refer to “PAIRING THE CENTER UNIT AND SUBWOOFER MANUALLY”.)
注意： ・ ユーザーから修理依頼を受ける際、YAS-CU207 と NS-WSW42 をセットでお預かりすることを推奨します。
・ YAS-CU207 の電源をオンにすると YAS-CU207 と NS-WSW42 は自動的に無線接続されます。修理完了後、
電源を入れても自動的に無線接続されない場合は手動で無線接続を完了してください。（詳細は “センター
ユニットとサブウーファーを手動でペアリングする” を参照してください。）
The YAS-207/ATS-2070 consists of the YAS-CU207/ATS-CU2070 and NS-WSW42.
YAS-207 は、YAS-CU207 および NS-WSW42 で構成されています。
YAS-CU207/ATS-CU2070/
NS-WSW42
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