Nokia 5510 Troubleshooting Manual

Also see for 5510: User guide Owner's guide Repair hints

Contents

Nokia 5510 Troubleshooting Manual Manual pdf 3 page image

PAMS Technical Documentation TroubleshootingNPM-5Dr Ixvh8hv Qhtr"Uhiyrs8rTroubleshooting...................................................................................................1Abbreviations used......................................................................................................... 7CMT Troubleshooting..........................................................................................8Baseband Testpoints ...................................................................................................... 8Power Schematic - Plots ............................................................................................10CPU Schematic - Plots ...............................................................................................11Troubleshooting Charts for CMT ................................................................................ 121. Phone is Dead ........................................................................................................122. Flash Programming Does Not Work ....................................................................132.1 Flash programming diagram (1)....................................................................... 142.2 Flash programming diagram (2)....................................................................... 153. Phone Stays On or is Jammed ...............................................................................163.1 Troubleshooting diagram,ad.3........................................................................... 164. Display Information : “Contact Service” ..............................................................175. No network found, No Call established .................................................................186. Phone does not register to network .......................................................................197. Sim Related Errors ...............................................................................................207.1 "Insert SIM card" error...................................................................................... 207.2 "SIM card rejected" error ................................................................................. 218. Audio Faults.......................................................................................................... 229. Charging Error .......................................................................................................24RF Troubleshooting.......................................................................................... 25RF Key Component Placement.................................................................................... 26RF Component Locations ............................................................................................ 27GSM900 Receiver Troubleshooting ............................................................................ 29General instructions for GSM900 RX troubleshooting .............................................2910.Troubleshooting chart for GSM900 receiver ........................................................31GSM900 Signal path ..................................................................................................31RX/TX Switch......................................................................................................... 31Front-end ................................................................................................................. 32Hagar ....................................................................................................................... 32GSM1800 Receiver Troubleshooting .......................................................................... 33General instructions for GSM1800 RX troubleshooting ...........................................3311. Troubleshooting chart for GSM1800 receiver .....................................................35PCN Signal path ........................................................................................................36RX/TX Switch......................................................................................................... 36Front-end ................................................................................................................. 36Hagar ....................................................................................................................... 37GSM900 Transmitter ................................................................................................... 37General instructions for GSM900 TX troubleshooting .............................................37Troubleshooting for GSM900 transmitter .................................................................39Troubleshooting in output power ............................................................................ 39Troubleshooting modulation ................................................................................... 41PCN Transmitter .......................................................................................................... 4312. General instructions for PCN TX troubleshooting ..............................................4313. Troubleshooting chart for PCN transmitter .........................................................44Synthesizer ................................................................................................................... 45