Nokia C2-00 - Page 80

................................................................................................................................................................... 4–48
EM calibration ................................................................................................................................................ 4–49
................................................................................................................................................................... 4–49
Notes............................................................................................................................................................... 4–49
................................................................................................................................................................... 4–49
Bluetooth Troubleshooting............................................................................................................................... 4–49
Bluetooth functional description................................................................................................................. 4–49
Block diagram................................................................................................................................................ 4–50
Interface signals............................................................................................................................................ 4–51
Component placement ................................................................................................................................. 4–52
Symptom, Problem and Repair Solution..................................................................................................... 4–53
Test Coverage ................................................................................................................................................ 4–54
Test Procedure............................................................................................................................................... 4–54
Bluetooth troubleshootin............................................................................................................................. 4–56
List of Tables
Table 1 Power supply voltages for the X-GOLD213 IC RF sub-system ........................................................... 4–16
Table 2 Bluetooth Signal List............................................................................................................................. 4–51
List of Figures
Figure 38 D3100 is the non-reworkable components on PWB......................................................................... 4–5
Figure 39 RX checkpoints and component overview (measurement point marked with blue) ................ 4–14
Figure 40 X-Gold RX pin volts @ L7100(LB) / L7101(HB) ................................................................................ 4–15
Figure 41 RX LB FEM logic waveform (C1:VC1; C2:VC2; C3:VC3) ...................................................................... 4–16
Figure 42 X-Gold RX pin volts @ L7100(LB) / L7101(HB) ................................................................................ 4–18
Figure 43 TX checkpoints and component overview (measurement point marked with blue) ................ 4–20
Figure 44 X-Gold TX pin volts @ C7108(LB) /C7109 (HB)................................................................................. 4–21
Figure 45 RX LB FEM logic waveform (C1:VC1; C2:VC2; C3:VC3) ...................................................................... 4–22
Figure 46 TX LB VPC logic waveform-PCL5 (C1: VPC; C2: PAEN) ...................................................................... 4–23
Figure 47 TX HB FEM logic waveform (C1:VC1; C2:VC2; C3:VC3)...................................................................... 4–24
Figure 48 TX HB VPC logic waveform-PCL0 (C1: VPC; C2: PAEN)...................................................................... 4–25
Figure 49 Bluetooth block diagram.................................................................................................................. 4–51
Figure 50 Test points in Archie Bluetooth ASIC circuit – BTHCost4.0D (CSR8810)........................................ 4–53
RM-704
RF Troubleshooting
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