User Guide for Mio C230: 

This document also applies to:

Chapter Summary: Cable Connection Problems... Make sure that your device and your computer are both turned on before trying to establish a connection... Make sure that the cable is securely plugged into the USB port on your computer and on the device...Connect the USB cable (purchase separately) directly to your computer—do not run the cable through a USB hub... Reset your device before connecting the cable...Always disconnect your device before you restart your computer...

User Guide for Mio C230 Users also looked at: Page 9 - Bottom Components Accepts an SD (Secure Digital) or SDHC (Secure Digital High Capacity) or MMC (MultiMedia Card) card for accessing data such as map data... Connects to the USB cable (purchased separately) or in-car power cable... SD/MMC/SDHC(Class 2) Slot... Mini-USB Connector... Page 17 - GPS Problems Other wireless device in the car... Dense overhead obstacles (e.g...trees and tall buildings... Page 11 - Connecting the Car Charger The car charger supplies power and charges your device at the same time...If the battery is fully charged, you can use the battery power without connecting the charger...If you don’t want to drain the battery power, you can keep the charger connected while in a vehicle... Page 17 - Maintaining Your Device Avoid exposing your device to direct sunlight or strong ultraviolet light for extended periods of time... Take care not to sit on the device...We advise not to carry the device in one’s back pocket for that reason... Never clean your device with it powered on...Use a soft, lint-free cloth to wipe the screen and the exterior of your device...