801R Software upgrade procedure

As part of our effort to continuously improve our products we have sent you new software for your 801R system. There are several enhancements in version 1.4 which make the 801R generally easier to use, especially for multi-preamplifier systems. As always, we would love to hear your comments and suggestions.

SOFTWARE CHANGES IN VERSION 1.4:

Please read the revised operators manual for detailed information on these features.

This document outlines the procedure for upgrading the software in the 801R preamplifier and the remote control unit (RCU). Please contact your dealer or the Grace Design factory if you do not feel fully comfortable with performing this procedure.

NOTE: The supplied PROM chips are CMOS devices and are static sensitive. Care should be taken to avoid static electricity buildup when performing this procedure.

TOOLS NEEDED:

PREAMPLIFIER SOFTWARE REPLACEMENT:
 

REMOTE CONTROL UNIT SOFTWARE REPLACEMENT: