Nokia RM-272 Service Manual page 129

RM-272; RM-273
System module
Phone description ..................................................................................................................................................5-5
Engine......................................................................................................................................................................5-8
Engine modules .................................................................................................................................................5-8
RF engine............................................................................................................................................................5-9
Main processor...................................................................................................................................................5-9
Energy management.........................................................................................................................................5-9
Battery and charging
Interfaces .............................................................................................................................................................
FM radio...........................................................................................................................................................
Camera.............................................................................................................................................................
SIM ...................................................................................................................................................................
µSD card interface
User interface.......................................................................................................................................................
Display .............................................................................................................................................................
Keyboard .........................................................................................................................................................
Display and keypad backlight
Audio concept ......................................................................................................................................................
Audio concept.................................................................................................................................................
Connections..........................................................................................................................................................
AV connector...................................................................................................................................................
USB ...................................................................................................................................................................
Bluetooth ........................................................................................................................................................
Technical specifications
General specifications....................................................................................................................................
Battery endurance..........................................................................................................................................
Environmental conditions
Electrical characteristics
Main RF characteristics
List of Tables
Table 11 Normal and extreme
Table 12 Channel numbers and frequencies
Table 13 Main RF characteristics........................................................................................................................
Table 14 Transmitter
Table 15 Receiver characteristics.......................................................................................................................
List of Figures
Figure 28 System block diagram ..........................................................................................................................5-7
Figure 29 Board and module connections...........................................................................................................5-8
Figure 30 Old (left) and new (right) charger plugs
Figure 31 FM radio interface
Figure 32 SIM interface connections
Figure 33 Audio block
Figure 34 Bluetooth interface block diagram
Issue 1
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voltages............................................................................................................
characteristics.................................................................................................................
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diagram..........................................................................................................................
COMPANY CONFIDENTIAL
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Table of Contents
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5-10
5-11
5-11
5-11
5-12
5-13
5-13
5-13
5-13
5-13
5-13
5-13
5-15
5-15
5-15
5-15
5-16
5-16
5-16
5-16
5-16
5-17
5-16
5-17
5-17
5-18
5-19
5-11
5-11
5-12
5-14
5-15
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