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Rotel of America

 – 54 Concord St – North Reading, MA 01864 – Ph: 978-664-2870 – Fax: 978-664-4109 

 

Technical Information

DATE: 

  January 20, 2011 

MODEL:  

RSP-1570, RSX-1550, 
RSX-1560 

Audio Software Upgrade Instructions

The RSP-1570, RSX-1550 and RSX-1560 have three separate software 

modules – main software, video scaler software and DSP audio software.  The 
instructions below detail the procedure to update the audio software. 

The procedure to update the audio software is accomplished with the use of the 
Rotel DSP Upgrade Manager computer communications program. 

This software is only for the RSP-1570, RSX-1550 and RSX-1560.  Rotel does not 
take any responsibility for loss of information or problems resulting from a failed 
download. Units that fail after a download may be returned to Rotel for attention 
under warranty. 

Items needed for upgrade: 

 

Windows-compatible PC with serial port connection, or USB-to-serial adapter. 

 

RS232 cable with DB-9 to RJ-45 terminations. 

 

Upgrade software and NEC Flash Upgrade download program. 

 
DSP Upgrade Manager Program Installation 

1.

 

Download and save the audio update files from Rotel to a folder on the PC.  
Make note of where the files are saved. (example: C:\Temp) 

2.

 

From the Windows Start Menu, choose “Run…” 

 

3.

 

When the run window opens, click Browse and locate the folder where the files 
were saved.  Select the file named “Rotel DSP Updater.exe”. 

 
4.

 

Hit OK to run the setup program. 

 

5.

 

Once setup is running, follow the prompts to install the program into the folder 
of your choice.   

 
6.

 

When installation is complete, please refer to the upgrade instructions on the 

following page. 

 

 

 

Summary of Contents for RSP-1570

Page 1: ...ng from a failed download Units that fail after a download may be returned to Rotel for attention under warranty Items needed for upgrade Windows compatible PC with serial port connection or USB to se...

Page 2: ...RS232 cable between the unit and the computer 3 Power the unit on to standby mode via the rear panel power switch followed by powering it up via the front panel power button 4 Launch the Rotel DSP Upg...

Page 3: ...onnection see the Troubleshooting section at the end of this document for more information on determining the correct COM port Baud rate 115200 7 Click the Next button The program display should read...

Page 4: ...e program should briefly display Checksum OK followed by Complete Flash update procedure Press the Exit button to close the Rotel DSP Upgrade Manager program 11 Power off the unit via the rear panel A...

Page 5: ...n and how to change it if necessary o Solution 2 Close all other programs that are open that may be also using the serial port Failed the Device Initialization This error appears when the com port has...

Page 6: ...Manager 3 From the Device Manager Window look for the setting labeled Ports COM LPT and click on the to open this section The USB to Serial adapter should be listed in this area with the COM port in u...

Page 7: ...978 664 4109 6 From the properties window click on Port Settings Then click on Advanced 7 On the Advanced menu there is a drop down menu listing all of the available com ports on the computer Select...

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