Nokia 8208 Service Manual page 107

RM-384
RF Troubleshooting
PCS1900 RX Path Troubleshooting
Troubleshooting flow
Cell Rx path test
procedure
Check DC test point in
the Table 22.
Is it ok ?
Yes
Check DC test point in
the Table 22. ( TP6)
Is it ok ?
Yes
Check TP7 in the Table
24.
Is it ok?
Yes
Check TP8 in the Table
24.
Is it ok?
Yes
Check TP9 in the Table
24.
Is it ok?
Yes
Check TP10 in the Table
24.
Is it ok?
Yes
Check TP11 in the Table
24.
Is it ok?
Yes
End
Issue1
No
No
No
No
No
No
No
Company Confidential
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1. Check U403 (PMIC)
2. Check soldering point of the peripheral
circuit
3. Change defect component
1. Check U205 (RFRXXXX)
2. Check soldering point of the peripheral
circuit
3. Change defect component
1. Check Carkit
2. Check soldering point of the peripheral
circuit
3. Change defect component
1. Check DPX101
2. Check soldering point of the peripheral
circuit
3. Change defect component
1. Check DPX103
2. Check soldering point of the peripheral
circuit
3. Change defect component
1. Check U205(RFRxxxx)
2. Check soldering point of the peripheral
circuit
3. Change defect component
1. Check F203
2. Check soldering point of the peripheral
circuit
3. Change defect component
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