------ Performing the Power-On Self Test (POST) ------
UART Channel Loopback Test........................PASS
Testing the System SDRAM..........................PASS
Boot1 Checksum Test...............................PASS
Boot2 Checksum Test...............................PASS
Flash Image Validation Test.......................PASS
BOOT Software Version 1.0.1.04 Built 15-Jun-2009 17:45:03
MAC Address : 1c:af:f7:e9:31:3f.
Preparing to decompress...
100%Image in address: 0x0 - Check Sum error!
Switching to the second image ...
Preparing to decompress...
100%Image in address: 0x440000 - Check Sum error!
Both images are not valid ...
Please download a new image.
Downloading code using XMODEM.
Download failed
Perform WARM BOOT ...
Same problem here, altrough it happened suddenly, not during upgrade process.
Model is DGS-3100-24 H/W Ver.:A2.
I've tried to upload firmware using xmodem, without luck. Switch constantly loops.
Is there a solution?