![](/images/new-backgrounds/1259359/25935979x1.webp)
34Appendix C - LED Patterns and Test Switch Settings
MicroRouter 1220i Switch Settings
0Normal Operation
1Unused*
2Unused*
3Run Boot ROM Downloader
4Unused*
5Erase Flash ROM (OS and Configuration)
6Erase Flash ROM (Configuration Only)
7Unused*
8Unused*
9Allow letmein password for 5 minutes after powerup
Caution: Settings marked with an asterisk may erase your Flash MROM. Please do not use these settings without first contacting Compatible Systems Technical Support.