Nokia RM-497 User Manual

Figure 40 USB charger protection..................................................................................................................... 5–21
Figure 41 USB dedicated charger circuit.......................................................................................................... 5–21
Figure 42 top side .............................................................................................................................................. 5–24
Figure 43 bottom side ....................................................................................................................................... 5–25
Figure 44 Electrical interface between baseband and SIM ............................................................................ 5–30
Figure 45 Electrical interface between baseband and memory card ........................................................... 5–31
Figure 46 D2800 Baseband ASIC (BCM21351) Display Interface Pins ............................................................ 5–32
Figure 47 D2800 Baseband ASIC (BCM21351) Keypad Interface Pins............................................................ 5–34
Figure 48 Keypad backlight & LED Driver diagram.......................................................................................... 5–35
Figure 49 D2800 baseband ASIC (BCM21351) camera interface pins............................................................ 5–36
Figure 50 D2800 baseband ASIC (BCM21351) vibra interface pins................................................................ 5–37
Figure 51 Audio block diagram......................................................................................................................... 5–38
Figure 52 Electrical interface between baseband and audio components .................................................. 5–40
Figure 53 RF receiver module............................................................................................................................ 5–42
Figure 54 RF transmitter module...................................................................................................................... 5–43
RM-497
System Module
Page 5 – 4 COMPANY CONFIDENTIAL Issue 1
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Nokia RM-497 Specifications

General

Brand	Nokia
Model	RM-497
Category	Handhelds
Language	English