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Knowledge Base

how to update R3640E bootrom from v7.08 up to v9.05

Publication Date:  2012-07-27  |   Views:  94  |   Downloads:  0  |   Author:  Anton V. Sinyushkin  |   Document ID:  EKB0000202053

Contents

Issue Description

 When we make bootrom update of R3640E from v7.08 up to v9.05, after downloading software we get alarm information and devise reboots with old bootrom version.

Alarm Information

Wrong version.
      

Handling Process

we need to find way to update.
      

Root Cause

   

Suggestions

this is the consecution of commands:
-reboot devise
-press Ctr+B to enter bootrom menu
-enter choise 7:  Do not check the version of the software 
-enter choise 1:  Download application program with XMODEM
-choose 5:  115200 bps
-stop connection, change bitrate to 115200bps, save it, start connection.
-choose send file with x-modem, 
-after transferring stop connection, change bitrate to 9600bps, save it, start connection.
-choose save and reboot.
sysytem will reboot and you will see new bootrom version.