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RM-82
System module
Nokia Customer Care
Figure 123 Old (left) and new (right) charger plugs
Charging is controlled by energy management, and external components are needed to protect the baseband
module against EMC, reverse polarity and transient frequency deviation.
Interfaces
PopPort™ system connector
The PopPort™ connector is an interface between the phone and the accessories. The configuration may vary
between different phone models. In this model it includes:
• Audio
• Power out
• Detection/controlling
• USB
• FBus
• Charging
Figure 124 PopPort ™connector pins
Issue 1
COMPANY CONFIDENTIAL
Page 9 –11
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