[Skunkworks] Cisco Switch 3550 is Loading in Other Language

For a friend, i have 3 cisco 3550 layer 3 switches all are booting in some other language, and are very slow. i checked the console cable, i tried the mode button nothing is working Sample( Switch> Switch> Swý Switch>ص·mÝlÚ Swù Switch>líK£óþ Swù Switch>líK£óþ Switÿ Switch>K£óþ Switó Switch>Switch> Switã êwitch>itch>n Switch# Switch# Swiô þwitch(config)ص·mÝlÚc onfig)# Switch(configص·mÝlÚconfi g)# úLX²X²Xdnݱnet-zero £K{ssææÖLø ú èf-Û7·47mÙ¹net0/3 £astEthernet0/6 switchpoÿÌ/9 switchport mode dynaÿtchport mode dynamic desiòode dynamic desirable ! ic desirable ! interfaceÌY³gà switchport mode dynÿÚºchport mode dynamic desiÿÝmode dynamic desirable ÿ£Ö{#+FËs kK+ c+k¦