Nokia RM-506 User Manual

Figure 69 USB charger interface block diagram
SIM interface
The device has one SIM (Subscriber Identification Module) interface. It is only accessible if battery is removed.
The SIM interface consists of an internal interface between RAPIDO and EM ASIC (N2200), and of an external
interface between N2200 and SIM contacts.
The SIM IF is shown in the following figure:
Figure 70 SIM interface
The EM ASIC handles the detection of the SIM card. The detection method is based in the BSI line. Because of
the location of the SIM card, removing the battery causes a quick power down of the SIM IF.
RM-505; RM-506
System Module and User Interface
Issue 1 COMPANY CONFIDENTIAL Page 8 –21
Copyright © 2009 Nokia. All rights reserved.

Nokia RM-506 Specifications

General

Brand	Nokia
Model	RM-506
Category	Handhelds
Language	English