User manual
Table Of Contents
- Important Information
- 1 Product Overview
- 2 Installation and Setup
- 3 Acoustic Measurement
- 4 Filter Design
- 5 Using the DDRC-88A audio processor
- 6 Optimizing gain structure
- 7 Additional Information

  PRELIMINARY AND SUBJECT TO CHANGE  
miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice  43 
9.  Click the Erase-Program-Verify button. The progress bar will update. After some time, the status will 
update to show successful completion. 
DO NOT DISCONNECT THE USB CABLE OR POWER FROM THE DDRC-88A WHILE THIS IS IN 
PROGRESS. DOING SO MAY “BRICK” YOUR DDRC-88A. 
10. Click the Run Application button to reboot the DDRC-88A. 
11. Click the Disconnect button 
12. Close the PIC32UBL application. 
Provided firmware update was successful, you can now continue to use the DDRC-88A as before. 
7.4  OBTAINING SUPPORT 
1.  Check the forums on miniDSP.com to see if this issue has already been raised and a solution or solutions 
provided. 
2.  Contact miniDSP via the support portal at minidsp.desk.com with: 
a.  The specific product you are having an issue with (in this case, DDRC-88A). 
b.  A clear explanation of the symptoms you are seeing. 
c.  A description of the troubleshooting steps (see Troubleshooting above) you performed and the results 
obtained. 










