[armlabs]

now my situation is I cannot boot up correctly so i cannot access /media/READER from my pc.

only the thing i can do is through usb cable as rs232 communication for me to run console mode in the reader.

Originally Posted by david8866

I didn't realize your T1 was rooted. Have you tried Sony original firmware update?
http://www.sony.co.uk/support/en/product/PRS-T1/updates

This page has different method,
https://wiki.mobileread.com/wiki/PRST1_Firmware_Upgrade