User Guide

TME-3
Disassembly and Troubleshooting PAMS Technical Documentation
Page 4 Nokia Corporation. Issue 3 10/03
Table of Figures
Page No
Fig 1 SIM card cover removal .............................................................................................6
Fig 2 Screw removal............................................................................................................6
Fig 3 Remove the B-cover...................................................................................................7
Fig 4 B-cover removed ........................................................................................................8
Fig 5 RL7 module component placement 1.........................................................................10
Fig 6 Measurement points, PA 1/2 ......................................................................................11
Fig 7 Measurement points, PA 2/2 ......................................................................................11
Fig 8 Tx troubleshooting......................................................................................................14
Fig 9 Hagar Troubleshooting diagram.................................................................................15
Fig 10 PA&Ant troubleshooting diagram............................................................................16
Fig 11 TXI_0, Tx on, Random data, Burst mode ................................................................17
Fig 12 TXQ_0, Tx on, Random data, Burst mode...............................................................17
Fig 13 900/1800 antsw tx contr, Tx on, burst mode............................................................18
Fig 14 900/1800 PA bias, Tx on, burst mode......................................................................18
Fig 15 900/1800 PA ctrl, Tx on, burst mode, high power level ..........................................19
Fig 16 Tx out signal, 900 band, burst mode, channel 37.....................................................19
Fig 17 Receiver signal .........................................................................................................21
Fig 18 Troubleshooting diagram for GSM900 receiver ......................................................22
Fig 19 Troubleshooting diagram for GSM1800 receiver ....................................................23
Fig 20 Synthesizer troubleshooting diagram .......................................................................26
Fig 21 26MHz XO out.........................................................................................................27
Fig 22 13 MHz clock ...........................................................................................................27
Fig 23 4GHz VCO ctrl.........................................................................................................28
Fig 24 4GHz VCO ctrl ........................................................................................................28
Fig 25 4GHz VCO output, 1800 band, RX on, continuous mode .......................................29
Fig 26 Dead terminal, 1 ......................................................................................................31
Fig 27 Dead terminal ...........................................................................................................32
Fig 28 Flashing fault 1.........................................................................................................33
Fig 29 Flashing fault 2 ........................................................................................................34
Fig 30 Terminal jammed (1)................................................................................................35
Fig 31 Terminal jammed (2)................................................................................................36
Fig 32 SIM card fault ..........................................................................................................37
Fig 33 13 MHz clock ...........................................................................................................38
Fig 34 26 MHz signal ..........................................................................................................38
Fig 35 Sleep clock signal.....................................................................................................39
Fig 36 1 MHZ Cbus clock signal.........................................................................................39
Fig 37 Timing diagram ........................................................................................................40
Fig 38 Flash 1 signal............................................................................................................41
Fig 39 Flash 2 signal............................................................................................................42
Fig 40 Flash 3 signal............................................................................................................42