User Guide

RH-17
Troubleshooting — RF CCS Technical Documentation
Page 4 Nokia Corporation Confidential Issue 1 04/2003
HighMid, or High) .......................................................................................... 36
Tests 111 - 115 TN AMPS PL3 (or 4, 5, 6, or 7) Po............................................... 37
Test 118 TN TX DC Offset Carrier Suppression.................................................... 37
Test 119 TN TX DC Offset Reference Power ........................................................ 38
Test 121 - 123 TN RX IF AGC RXdBCtr (0) [or (1) or (2)] .................................. 39
Test 178 - 179 TN LNA AMPS LowGain (or HighGain) ...................................... 40
Test 126 - 139 TN LNA CELL LowGain (or HighGain) LO (or LM, ML, MD,
MH, HM, HI).................................................................................................. 40
Final UI test: Rho.................................................................................................... 41
Final UI test: Frame Error Rate (FER).................................................................... 41
Final UI test: SINAD............................................................................................... 41
Probing/Troubleshooting Tables ...............................................................................42
Transmitter Probing................................................................................................. 42
VCO Probing........................................................................................................... 46
Receiver Probing..................................................................................................... 48
RF Power Supplies.................................................................................................. 51
APPENDIX A: Phoenix Instructions .........................................................................51
To turn off Cell CDMA Transmitter .........................................................................53
To turn on the AMPS transmitter ..............................................................................54
To turn on the receiver only, in any mode .............................................................. 55
To verify a single, manual tuning............................................................................ 56
To adjust PDM values of AGCs and AFC.............................................................. 56
To read tuning values from the phone..................................................................... 57
To read RSSI and AGC PDM values from the phone............................................. 57
To load a PRL into the phone.................................................................................. 58
To change between Normal and Local modes ........................................................ 58
To add a baseband to the AMPS transmitter........................................................... 59
APPENDIX B: Definitions ........................................................................................60
Radio Portion of Phone Front Panel .........................................................................62
Robin View ................................................................................................................64
Alfred View ...............................................................................................................65
Back Panel test points ................................................................................................67