Nokia RM-42 Service Manual page 162

RM-42
Nokia Customer Care BB Troubleshooting and Manual Tuning Guide
Figure 47 CMT SDRAM CLK from pin J2804.............................................................................................................................6–16
Figure 48 NOR CLK from J2813..................................................................................................................................................6–17
Figure 49 USB 1: D-TXD (POP-PORT pin6) and D+RXD (POP-PORT pin7) voltage levels when USB connected..6–19
Figure 50 Ambient Light Sensor Calibration window.......................................................................................................6–28
Figure 51 Phoenix settings for Bluetooth troubleshooting............................................................................................6–34
Figure 52 Bluetooth self tests in Phoenix.............................................................................................................................6–35
Figure 53 Single-ended output waveform of the Ext_in_HP_out measurement when earpiece is connected.6–41
Figure 54 Differential output waveform of the Ext_in_IHF_out out loop measurement when speaker is
connected........................................................................................................................................................................................6–42
Figure 55 Single-ended output waveform of the HP_in_Ext_out loop when microphone is connected...........6–42
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