Nokia RM-849 Service Manual page 95

RM-849; (Nokia Lumia 610)
System Module
Introduction ........................................................................................................................................................................ 4-5
Phone description .............................................................................................................................................................. 4-5
Phone key components and placement .......................................................................................................................... 4-5
System block introduction ................................................................................................................................................ 4-8
Energy management ......................................................................................................................................................... 4-9
Battery and charging ......................................................................................................................................................... 4-9
BP-3L battery ...................................................................................................................................................................... 4-9
Charging ........................................................................................................................................................................... 4-10
Normal and extreme voltages ....................................................................................................................................... 4-10
USB .................................................................................................................................................................................... 4-10
User interface................................................................................................................................................................... 4-11
Display .............................................................................................................................................................................. 4-11
Camera ............................................................................................................................................................................. 4-11
Audio concept .................................................................................................................................................................. 4-11
Internal audio .................................................................................................................................................................. 4-12
FM radio interface ........................................................................................................................................................... 4-12
Bluetooth ......................................................................................................................................................................... 4-13
NFC .................................................................................................................................................................................... 4-13
RF description .................................................................................................................................................................. 4-14
Receiver (RX) .................................................................................................................................................................... 4-14
Transmitter (TX)............................................................................................................................................................... 4-14
Phone Schematic ............................................................................................................................................................. 4-16
Figure 6 Main board, Top side ........................................................................................................................................... 4-6
Figure 7 Main board, bottom side .................................................................................................................................... 4-7
Figure 8 Battery pin order ................................................................................................................................................. 4-9
Figure 9 Battery connector ................................................................................................................................................ 4-9
Figure 10 Audio block diagram ..................................................................................................................................... 4-11
Table 1 Nominal voltages ............................................................................................................................................... 4-10
Issue 1
Table of Contents
List of Figures
List of Tables
COMPANY CONFIDENTIAL
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