User's Manual

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Safety Precautions
• Use the power adapter included with the package, using power adapters
other than the one provided will result in malfunction and could prove
dangerous.
• Battery replacement should not be performed by consumers, only
professionally trained maintenance personnel should do the removal of the
cover and the internal components. Note: It may cause explosion if the
battery is not properly replaced with the same or equivalent model. Please
contact the original professional service personnel to replace the battery.
• Do not use the power adapter in a wet environment. When hands and feet
are wet, do not touch the power adapter.
• While using the power adaptor ensure that the area is well ventilated. Do
not let paper or other material cover the power adaptor, as this will interfere
with cooling. Do not use the power adaptor whilst it is in a bag.
• Do not attempt to repair the device. If this device is damaged or is in a wet
environment, replace the device immediately.
• This device is waterproof (meets IPX 6 standard) but not protected against
water immersion.
Warranty Information
The GM-138 is warranted to be free from defects in material and functions for a
period of one year from the date of purchase. If there is a product failure of
within this period (under normal conditions), a replacement will be provided at
no charge to the customer.