Nokia RM-70 - FM Radio; Interfaces; Popport System Connector

Pin Name
12 RX
13 TX3
14 VBACK
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 54 PopPort ™connector pins
Table 14 PopPort™ connector pins and signals
Pin # Signal Pin # Signal
1 Charge 8 USB Data GND
2 Charge GND 9 XMIC N
3 ACI 10 XMIC P
4 Vout 11 XEAR N
5 USB VBus 12 XEAR P
6 USB D+/FBus_RX 13 XEAR RN
7 USB D-/FBus_TX 14 XEAR RP
FM radio
This phone uses a single-chip electronically tuned FM stereo radio with low voltage application.
RM-70
Nokia Customer Care System module
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