ROCK Pi E > Getting Started > Troubleshooting
Check the serial console
1. By default, the ROCK Pi E uses the colorful 40PIN GPIO header PIN8 and PIN10.
2. The USB to TTL chip must support 1.5Mbps baud rate, some cheap USB to TTL chip can not support such high baud rate.
Default non-root user
user: rock password: rock
Package ssh is pre-installed on ROCK Pi E system image.
To access ROCK Pi E by SSH, try
ping ip-of-device ssh rock@ip-of-device
ping rockpie.local ssh firstname.lastname@example.org