119Chapter 6AppendixCare During UseDo not walk on the power cord or allow anything to rest on it.•Do not spill anything on the system. The best way to avoid•spills is to not eat or drink near your system.Some products have a replaceable CMOS battery on the•system board. There is a danger of explosion if the CMOSbattery is replaced incorrectly. Replace the battery with thesame or equivalent type recommended by the manufacturer.Dispose of batteries according to the manufacturersinstructions. If the CMOS battery requires replacement insurethat a qualified technician performs the task.When the computer is turned off, a small amount of electrical•current still flows through the computer.To avoid electrical shock, always unplug all power cables,remove the battery and modem cables from the wall outletsbefore cleaning the system.Unplug the system from the wall outlet and refer servicing to•qualified personnel if:– The power cord or plug is damaged.– Liquid has been spilled into the system.– The system does not operate properly when the operatinginstructions are followed.– The system was dropped or the casing is damaged.– The system performance changes.The Instruction On Safety Operation of NotePC1. When installing and operating devices please refer to safetyrequirements in the user guide.2. Devices can be used only with the equipment specified in thetechnical specifications of the devices.3. If any smell of burning or smoke is detected from the computerthe unit should be switched off and battery removed. The unitshould be checked by a qualified technician before reuse.4. Service and repair of devices should be carried out byauthorized service centers.5. Do not allow your portable computer to operate with the baseresting directly on exposed skin for extended periods of time.The surface temperature of the base will rise during normaloperation (particularly when AC Power is present). Allowingsustained contact with exposed skin can cause discomfort oreventually a burn.Important Safety Information