Machine Maintenance 3-37
6. Carefully remove the mainboard out of the lower case.
Figure 3-49. Mainboard
A circuit board that is >10 cm2 has been highlighted with a yellow rectangle in
Figure 3-49. Follow the local regulations for disposing this type of circuit board.
The RTC battery has been highlighted with a yellow circle in Figure 3-49. Detach the
RTC battery and follow the local regulations for disposing it.
7. Disconnect the DC input cable from the mainboard.
Figure 3-50. DC input Cable
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