Nokia 1600 - Cell Phone 4 MB, Руководство по обслуживанию, Страница: 165 / 192

Table of Contents
Block diagram .................................................................................................................................................................................. 8–5
System module block diagram ............................................................................................................................................. 8–5
Functional description ............................................................................................................................................................. 8–6
Baseband description .................................................................................................................................................................... 8–6
UPP ................................................................................................................................................................................................ 8–6
UEMCLite ....................................................................................................................................................................................... 8–6
External regulators ................................................................................................................................................................... 8–7
Energy management ................................................................................................................................................................ 8–7
Modes of operation ................................................................................................................................................................... 8–8
Voltage limits .............................................................................................................................................................................. 8–9
Audio function description ..................................................................................................................................................... 8–9
External audio connector ..................................................................................................................................................... 8–11
External signals and connections ...................................................................................................................................... 8–11
Interfaces ......................................................................................................................................................................................... 8–12
RF and baseband interfaces ................................................................................................................................................ 8–12
Analogue Signals ..................................................................................................................................................................... 8–15
LCD interface ............................................................................................................................................................................. 8–16
Keyboard .................................................................................................................................................................................... 8–16
SIM interface ............................................................................................................................................................................. 8–17
External signals and connections ...................................................................................................................................... 8–11
Battery connector ................................................................................................................................................................... 8–19
Battery ........................................................................................................................................................................................ 8–20
PWB outline .............................................................................................................................................................................. 8–21
RF description ................................................................................................................................................................................ 8–21
Frequency band, power and multi-slot class ................................................................................................................. 8–21
Transmitter - general description ..................................................................................................................................... 8–21
Transmitter - signal processing .......................................................................................................................................... 8–22
VCXO and PLL ............................................................................................................................................................................ 8–22
List of Tables
Table 10 RF power supply ............................................................................................................................................................. 8–7
Table 11 Baseband power supply .............................................................................................................................................. 8–7
Table 12 Voltage limits .................................................................................................................................................................. 8–9
Table 13 Connector for External Audio Accessories ........................................................................................................... 8–11
Table 14 System connector ........................................................................................................................................................ 8–11
Table 15 AC and DC Characteristics of BB4.0 LiteV2 RF-Base band Digital Signals ................................................... 8–12
Table 16 AC and DC Characteristics of RF-Base band Analogue Signals ....................................................................... 8–15
Table 17 The electrical parameters ......................................................................................................................................... 8–18
Table 18 System connector ........................................................................................................................................................ 8–11
Table 19 Battery IF ........................................................................................................................................................................ 8–19
Table 20 Frequency bands and TX power class ................................................................................................................... 8–21
Table 21 Multi-slot class .............................................................................................................................................................. 8–21
List of Figures
Figure 143 Module block diagram ............................................................................................................................................. 8–5
Figure 144 Power connection diagram .................................................................................................................................... 8–8
Figure 145 SIM filtering ................................................................................................................................................................. 8–8
Figure 146 Audio block diagram .............................................................................................................................................. 8–10
RH-64
System module
Nokia Customer Care
9243363 (Issue 1) Company Confidential Page 8–3
Copyright ©2005 Nokia. All Rights Reserved.