Is the Yamaha htr-5660 the same as the rxv-640?

1) The HTR-5660 is the same as the RXV-640, the HTR-5650 is the same as the RXV-540 and the HTR-5640 is the same as the RXV-440. Apparently Yamaha changes the product code only for purposes of channel distribution, or something like that. So shop around for whichever one gives you a better deal.

When to remove cover on Yamaha HTR 5560?

HTR-5560 OWNER’S MANUAL HTR-5560 U AV Receiver 0100HTR5560(U)-cv1 1 12/28/01, 7:11 PM I CAUTION SAFETY INSTRUCTIONS CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. • Explanation of Graphical Symbols

Is it OK to modify a Yamaha HTR 5540?

IMPORTANT NOTICE : DO NOT MODIFY THIS UNIT! This product, when installed as indicated in the instructions contained in this manual, meets FCC requirements. Modifications not expressly approved by Yamaha may void your authority, granted by the FCC, to use the product.

Is it OK to use a HTR 5560 in a bath tub?

6Attachments – Do not use attachments not recommended by the product manufacturer as they may cause hazards. 7Water and Moisture – Do not use this product near water – for example, near a bath tub, wash bowl, kitchen sink, or laundry tub; in a wet basement; or near a swimming pool; and the like.

1) The HTR-5660 is the same as the RXV-640, the HTR-5650 is the same as the RXV-540 and the HTR-5640 is the same as the RXV-440. Apparently Yamaha changes the product code only for purposes of channel distribution, or something like that. So shop around for whichever one gives you a better deal.

HTR-5560 OWNER’S MANUAL HTR-5560 U AV Receiver 0100HTR5560(U)-cv1 1 12/28/01, 7:11 PM I CAUTION SAFETY INSTRUCTIONS CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. • Explanation of Graphical Symbols

IMPORTANT NOTICE : DO NOT MODIFY THIS UNIT! This product, when installed as indicated in the instructions contained in this manual, meets FCC requirements. Modifications not expressly approved by Yamaha may void your authority, granted by the FCC, to use the product.

6Attachments – Do not use attachments not recommended by the product manufacturer as they may cause hazards. 7Water and Moisture – Do not use this product near water – for example, near a bath tub, wash bowl, kitchen sink, or laundry tub; in a wet basement; or near a swimming pool; and the like.