Nokia NPD-4 Series Technical Documentation Manual page 4

NPD-4
Troubleshooting - RF
To turn on the AMPS transmitter............................................................................ 45
To turn on the receiver only, in any mode .............................................................. 47
To verify a single, manual tuning............................................................................ 47
To adjust PDM values of AGCs and AFC .............................................................. 47
To read tuning values from the phone..................................................................... 48
To read RSSI and AGC PDM values from the phone............................................. 48
To load a PRL into the phone.................................................................................. 49
To change between Local and Normal modes ........................................................ 49
To add a baseband test tone to the AMPS transmitter ............................................ 50
APPENDIX B: Definitions .......................................................................................... 51
APPENDIX C: Block Diagrams .................................................................................. 52
APPENDIX D:
Descriptions of selected components, signaling, and architecture .............................. 57
Robin (N601) Key Features .................................................................................... 57
Robin (N601) Signaling .......................................................................................... 57
Batman (N701) Key Features.................................................................................. 58
Batman (N701) Signaling........................................................................................ 59
PA Key Features: Shark (N801, Cell) and Snapper (N802, PCS) .......................... 59
LNA/Downconverter (N750) Key Features............................................................ 59
APPENDIX E: AGC Algorithms................................................................................. 60
Page 4
Nokia Corporation
CCS Technical Documentation
Confidential Issue 1 02/2003