Nokia NSB-5 Series Technical Documentation Manual page 6

NSB-5
System Module
List of Figures
Figure 1: System Connector - module .......................................................................7
Figure 2: System Connector - detailed ..................................................................... 8
Figure 3: Combined headset, system connector audio signals ............................... 15
Figure 4: Battery connector locations .................................................................... 16
Figure 5: SIM Card Reader Ultra phone .................................................................16
Figure 6: IR tramsmission frame - example ........................................................... 18
Figure 7: Block Diagram .........................................................................................19
Figure 8: Baseband power distribution .................................................................. 20
Figure 9: Battery Charging ......................................................................................24
Figure 10: Battery Identification ............................................................................ 28
Figure 11: Battery Temperature ............................................................................. 29
Figure 12: Audio Control ....................................................................................... 31
Figure 13: Combined headset and system connector audio signal ......................... 32
Figure 14: IBI power on ..........................................................................................49
Figure 15: RF frequency plan ................................................................................. 50
Figure 16: RF power distribution: maximum currents ........................................... 51
Figure 17: RF power distribution: typical currents ................................................ 52
FIGURE 18: Power Control Loop ......................................................................... 60
FIGURE 19: Phase Control Loop .......................................................................... 61
Figure 20: UI module assembled ........................................................................... 87
Figure 21: Mounting of LEDs for backlight (seen from underside) ...................... 88
Figure 22: Light guide ............................................................................................ 89
Figure 23: Marking specification for the light guide ............................................. 89
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Nokia Mobile Phones Ltd.
PAMS Technical Documentation
Issue 1 03/01
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