Nokia RM-57, Service Manual

Page: 331 / 391

Figure 101 Battery pin order ..................................................................................................................................................... 9–17
Figure 102 Block diagram of Mirage-X camera module ................................................................................................... 9–18
Figure 103 Slider switch connection ...................................................................................................................................... 9–19
Figure 104 Simplified flash LED connection ......................................................................................................................... 9–20
Figure 105 General diagram of the LCD module ................................................................................................................. 9–20
Figure 106 ALS HW implementation ....................................................................................................................................... 9–22
Figure 107 Audio block diagram .............................................................................................................................................. 9–24
Figure 108 Internal microphone circuitry ............................................................................................................................. 9–25
Figure 109 External microphone circuitry (Pop-Port connects to the right side) .................................................... 9–25
Figure 110 Internal earpiece circuitry .................................................................................................................................... 9–26
Figure 111 Internal speaker circuitry ..................................................................................................................................... 9–26
Figure 112 External earpiece circuitry (Pop-Port connected on the right) ................................................................ 9–27
Figure 113 Vibra circuitry ........................................................................................................................................................... 9–27
Figure 114 External audio connector ..................................................................................................................................... 9–28
Figure 115 Charger connector .................................................................................................................................................. 9–33
Figure 116 Battery connector ................................................................................................................................................... 9–34
Figure 117 UI connector ............................................................................................................................................................. 9–35
Figure 118 Display connector ................................................................................................................................................... 9–36
Figure 119 GSM transmitter ....................................................................................................................................................... 9–42
Figure 120 GSM/EDGE power control topology and control signals ............................................................................. 9–43
Figure 121 Power control signal usage in GSM (GMSK) and EDGE (8PSK) transmission .......................................... 9–43
Figure 122 Phase locked loop in N7500 and N7501 (PLL) ............................................................................................... 9–44
Figure 123 RF supply connections from the BB mixed mode ASIC ................................................................................ 9–45
RM-57/58
System Module
Nokia Customer Care
Issue 1 Company Confidential Page 9–5
Copyright ©2005 Nokia. All Rights Reserved.