User's Manual

6. Notes
Operating environment
 Forbid using CPE in weather conditions prone to thunder and lightening and
always pull out the power adapter in such situations.
 Do not use CPE at refueling points and do not use CPE near fuel or chemicals
either.
 Cooling is needed when the CPE is running, maintain operating temperatures of
+5C to +40C and do not put the CPE and the power accessories at dusty places.
 Don’t seal off the CPE or put other things on the CPE.
Maintenance instructions
 Take care of the CPE and always put it in a clean and dry environment. You can
use soft and dry cotton to clean the appearance of the CPE if it’s wet.
 Make sure the CPE is off and the external power is cut off before clean it. Use
soft and wet cotton without strong chemicals, cleaning agent or detergent to
clean the appearance of CPE.
 Don’t put the CPE in any environment where the temperature is too high, which
will cause its circuit to be damaged.
 Do not disassemble the CPE randomly. Only qualified personnel may repair this
product.
 Avoid frequent switching on/off of the CPE.
 Use only the original accessories that are available, otherwise certain functions
will be invalidated, CPE damaged, and electric shock or personal injury may
occur. Damages caused by using non-original accessories void the warranty for
repair or replacement of the CPE.
Medical devices
 Some wireless device may interfere with certain hearing aids. In the event of
such interference you may consult your hearing aid manufacturer to discuss
alternatives.
 When you are around most medical devices, switch off the CPE and obey all
rules or instructions involved with their operation.