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Figure 56 Speaker outputs with ferrite filters................................................................................................. 5–16

Figure 57 X-Gold213 reference charge circuit ................................................................................................. 5–17

Figure 58 Serial display connection.................................................................................................................. 5–18

Figure 59 Display interface (parallel and serial coexist) ................................................................................ 5–18

Figure 60 Memory interface connection .......................................................................................................... 5–19

Figure 61 SIM card holder and signal protection............................................................................................ 5–19

Figure 62 Dual SIM using LFH1001.................................................................................................................... 5–20

Figure 63 Earpiece and loudspeaker components.......................................................................................... 5–21

Figure 64 Step-up backlight driver................................................................................................................... 5–22

Figure 65 Camera de-serializer for serial camera module ............................................................................. 5–23

Figure 66 SD-card interface............................................................................................................................... 5–23

Figure 67 Vibrator circuits................................................................................................................................. 5–23

Figure 68 BT circuits........................................................................................................................................... 5–24

Figure 69 Power concepts for X-GOLD213 RF sub-system.............................................................................. 5–25

Figure 70 RF block diagram............................................................................................................................... 5–26

Figure 71 Antenna detection circuit................................................................................................................. 5–27

Figure 72 RF schematic (see the table below for components values of the other releases).................... 5–28

RM-761; RM-799; RM-800

System Module

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