Zumo User Forums

I have both 390 and 396 and both power on buttons from them fell off/disintegrated. While i use only the 390 for programming my routes and as backup, to turn it on i taped together 4 matchsticks (or lately they are held together by a shrinking sleeve) and power it on with this improvised "devic...

I have 2 GPS: the Zumo 390LM and the Zumo 396LM. I bought the 396 after the 390 glitched for some minutes when i was on a roadtrip and decided i should have a backup. I usually program my roadtrip on the 390 transfer it to basecamp and then tranfer from basecamp to 396 (reason for using 390 instead ...