Nokia 7230, Service Manual

Page: 138 / 166

Figure 32 Charger interface ................................................................................................................................ 5–12
Figure 33 Bluetooth interface ............................................................................................................................ 5–13
Figure 34 FM interface ........................................................................................................................................ 5–14
Figure 35 Keypad matrix .................................................................................................................................... 5–15
Figure 36 Backlight and illumination concept ................................................................................................. 5–16
Figure 37 Hall sensor schematic ........................................................................................................................ 5–16
Figure 38 Camera concept .................................................................................................................................. 5–17
Figure 39 Audio block diagram .......................................................................................................................... 5–18
Figure 40 Internal microphone .......................................................................................................................... 5–19
Figure 41 Internal earpiece ................................................................................................................................ 5–19
Figure 42 IHF speaker ......................................................................................................................................... 5–20
Figure 43 AV connector ....................................................................................................................................... 5–20
Figure 44 AV connector ....................................................................................................................................... 5–21
Figure 45 AV interface ......................................................................................................................................... 5–21
Figure 46 Vibra .................................................................................................................................................... 5–22
Figure 47 AV connector pin layout .................................................................................................................... 5–22
Figure 48 RF block diagram RM-598 using RF ASIC N7500 .............................................................................. 5–23
Figure 49 RF block diagram RM-604 using RF ASIC N7500 .............................................................................. 5–24
RM-598; RM-604
System Module
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