Maintenance and Troubleshooting
Urovo Technology Co., Ltd. Tle：400 888 6989 Fax：+86 755 86186290 Website：www.urovo.com
Cleaning Equipment
Cleaning Materials Required
Alcohol wipes, Lens tissue, Cotton-tipped applicators, Isopropyl alcohol, Can of compressed
air with a tube.
Cleaning Frequency
Because mobile devices are used in different environments, the frequency of cleaning is
determined by the user. Customers can decide how often to clean as needed.However, if
used in a dirty environment, it is recommended to clean the camera window regularly for
optimal performance.
Cleaning the RT40
Housing
：
Using the alcohol wipes, wipe the housing including the buttons.
Display
：
The display can be wiped down with alcohol wipes, but care should be taken not to
allow any pooling of liquid around the edges of the display. Immediately dry the display with
a soft, non-abrasive cloth to prevent streaking.
Camera and Exit Window
：
Wipe the camera and exit window periodically with lens tissue or
other material suitable for cleaning optical material such as eyeglasses.
Connector Cleaning
：
1. Connector Cleaning;
2. Dip the cotton portion of the cotton-tipped applicator in isopropyl alcohol.
3. Rub the cotton portion of the cotton-tipped applicator back and forth across the
connector. Do not leave any cotton residue on the connector.
4. Repeat at least three times.
5. Use the cotton-tipped applicator dipped in alcohol to remove any grease and dirt near the
connector area.
6. Use a dry cotton-tipped applicator and repeat steps 4 through 6.
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