Yamaha RXZ7 free download

File name Yamaha-RXZ7 rec.pdf

AV RECEIVER/AV AMPLIFIER RX-Z7/DSP-Z7 SERVICE MANUAL 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. 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 specified. 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. RX-Z7/DSP-Z7 IMPORTANT: The presentation or sale of this manual to any individual or firm does not constitute authorization, certification 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. Modifications are, therefore, inevitable and specifications are subject to change without 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 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. CONTENTS TO SERVICE PERSONNEL ...2­3 AMP ADJUSTMENT / ...85 FRONT PANELS ...

File name Yamaha-RXZ7corr rec.pdf

Service News YAMAHA CORPORATION RX-V3900 RX-Z7/DSP-Z7 P.O. BOX 1, HAMAMATSU, JAPAN Audio BULLETIN NO. E-1252 DATE: January 2009 RELATED BULLETIN NO.: F/W Update re: No Power, System Operation Improvements SYMPTOM: When the system is turned off for couple of hours, there are some cases that the unit shuts down soon after Master Power SW or Main Zone SW is turned ON. The unit will be able to power back ON by unplugging and then plugging the AC cable back in. When the unit communicates to read the album art in an iPod Classic with no album art, the iPod resets itself. When HDMI processing is ON, output aspect ratio doesn't follow the source ratio. For USA models, the extended IR code prepared for custom installation "Rhapsody" doesn't function. Minor corrections on GUI and Zone OSD display. General improvements in system control. CAUSE: Microprocessor program error. SOLUTION: Download the data from the Yamaha AV Service Information System website /RX-V3900 ROM Update or RX-Z7_DSP-Z7 ROM Update. After the update, confirm that the version and checksum matches with the ones below. User Version: 1.05 DIAG Mode VNP2 (Video CPU) M32C (Main CPU) Ti (DSP) Version K0078.0132 K086 2.03r Checksum D2B6F465 C8EF 9f79acf3 NOTE: This firmware update can be performed by either USB thumb drive or internet connection. Refer to the instruction manual for details. SERVICING: Update the firmware to the latest version when brought in for service.