Lenovo ideacentre 510 Series Hardware Maintenance Manual

Also see for 90HU: Hardware Maintenance Manual Hardware Maintenance Manual Hardware Maintenance Manual

To Connect To Disconnect1. Turn everything OFF.2. First, attach all cables to devices.3. Attach signal cables to connectors.4. Attach power cords to outlet.5. Turn device ON.1. Turn everything OFF.2. First, remove power cords from outlet.3. Remove signal cables from connectors.4. Remove all cables from devices.CAUTION:When replacing the lithium battery, use only Part Number 45C1566 or an equivalent type batteryrecommended by the manufacturer. If your system has a module containing a lithium battery, replaceit only with the same module type made by the same manufacturer. The battery contains lithium andcan explode if not properly used, handled, or disposed of.Do not:• Throw or immerse into water• Heat to more than 100°C (212°F)• Repair or disassembleDispose of the battery as required by local ordinances or regulations.CAUTION:When laser products (such as CD-ROMs, DVD-ROM drives, fiber optic devices, or transmitters) areinstalled, note the following:• Do not remove the covers. Removing the covers of the laser product could result in exposure tohazardous laser radiation. There are no serviceable parts inside the device.• Use of controls or adjustments or performance of procedures other than those specified hereinmight result in hazardous radiation exposure.DANGERSome laser products contain an embedded Class 3A or Class 3B laser diode. Note the following:Laser radiation when open. Do not stare into the beam, do not view directly with opticalinstruments, and avoid direct exposure to the beam.Chapter 2. Safety information 7