Nokia n80 User Manual page 313

RM-91; RM-92
System Module Nokia Customer Care
Table 25 Camera supply voltage characteristics...............................................................................................9–40
Table 26 Camera control IF electrical characteristics.......................................................................................9–40
Table 27 Front camera supply voltage characteristics.....................................................................................9–40
Table 28 Flash LED interface connections..........................................................................................................9–41
Table 29 Flash LED interface electrical characteristics ....................................................................................9–41
Table 30 Back-up battery connections...............................................................................................................9–41
Table 31 Back-up battery electrical characteristics..........................................................................................9–41
List of Figures
Figure 87 System level block diagram..................................................................................................................9–7
Figure 88 Power distribution diagram..............................................................................................................9–10
Figure 89 Clocking scheme..................................................................................................................................9–12
Figure 90 FM radio module interface to engine................................................................................................9–13
Figure 91 SIM interface........................................................................................................................................9–13
Figure 92 Battery pin order.................................................................................................................................9–14
Figure 93 Camera module bottom view including serial numbering.............................................................9–15
Figure 94 Simplified flash LED connection.........................................................................................................9–16
Figure 95 Engine PWB keyboard layout.............................................................................................................9–19
Figure 96 S60 PWB keyboard layout..................................................................................................................9–19
Figure 97 General diagram of the LCD module.................................................................................................9–20
Figure 98 ALS HW implementation.....................................................................................................................9–22
Figure 99 Audio block diagram...........................................................................................................................9–24
Figure 100 Internal microphone circuitry..........................................................................................................9–24
Figure 101 External microphone circuitry (system connector connects to the right side)..........................9–25
Figure 102 Internal speaker circuitry.................................................................................................................9–25
Figure 103 External earpiece circuitry (system connector connected on the right).....................................9–26
Figure 104 Vibra circuitry....................................................................................................................................9–26
Figure 105 External audio connector.................................................................................................................9–27
Figure 106 Charger connector.............................................................................................................................9–32
Figure 107 Battery connector.............................................................................................................................9–33
Figure 108 Back side of the board......................................................................................................................9–34
Figure 109 Front side of the board.....................................................................................................................9–35
Figure 110 UI PWB connector references...........................................................................................................9–35
Figure 111 RF block diagram RM-92 using RF ASIC N7500...............................................................................9–42
Figure 112 RF block diagram RM-91 using RF ASIC N7505...............................................................................9–43
Figure 113 RF frequency plan..............................................................................................................................9–44
Figure 114 WCDMA receiver after duplexer, LNA and SAW filter.....................................................................9–45
Figure 115 GSM receiver after the antenna switch...........................................................................................9–45
Issue 1 COMPANY CONFIDENTIAL Page 9 –5
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