Nokia RM-14 Baseband Troubleshooting And Manual Tuning
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Nokia RM-14 Baseband Troubleshooting And Manual Tuning

Nokia RM-14 Baseband Troubleshooting And Manual Tuning

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Nokia Customer Care
6(a) - Baseband
6(a) - Baseband Troubleshooting
and Manual Tuning
Troubleshooting
ISSUE 1 11/04
Copyright © 2004 Nokia. All Rights Reserved.

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Summary of Contents for Nokia RM-14

  • Page 1 Nokia Customer Care 6(a) - Baseband 6(a) - Baseband Troubleshooting and Manual Tuning Troubleshooting ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.
  • Page 2 RM-14 Nokia Customer Care Baseband Troubleshooting and Manual Tuning [This page left intentionally blank] COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

  • Page 3: Table Of Contents

    Key failure ......................35 Power key failure ................... 35 UI module keys working ................. 36 Service Tool Concept for RM-14 Baseband Tunings ........37 Service concept for RM-14 baseband tunings ..........38 Baseband Tunings .................... 40 Energy management tuning................40...
  • Page 4 Fig 23 Various noise problems................33 Fig 24 BT audio errors ..................34 Fig 25 Vibra errors ....................35 Fig 26 Power key failure..................36 Fig 27 UI module keys working ................37 COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

  • Page 5: Introduction

    Baseband Troubleshooting and Manual Tuning Nokia Customer Care Introduction This document describes in overview the different hardware error possibilities for the RM-14 phone. Not every possible hardware error is described in this document, but only those possible to cor- rect.

  • Page 6: General Failures

    It is assumed that the voltage supplied is 3,9Vdc. UEME will prevent any functionality at battery/supply levels below 2,9Vdc and the software will shut the phone down at 3,1Vdc. COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.
  • Page 7 G501 (26MHzXTAL) and PWB -13pF/10M Note! The boxes marked with are not serviceable parts. Check D400 (TIKU) and D401 The boxes inside the blue lines are not changeable or measurable! ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.

  • Page 8: Low Battery Operation Time

    RM-14 Nokia Customer Care Baseband Troubleshooting and Manual Tuning ■ Low battery operation time Figure 2:Low battery COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

  • Page 9: Flash Programming Does Not Work

    ■ Flash programming does not work The flash programming on RM-14 boards is possible via the pads on the PWB and through the SIM slide. In flash programming error cases the flash prommer (via Phoenix or Darium) can give some information about the fault.

  • Page 10: Charging Failure

    The boxes marked with are not serviceable parts Phone should work. If not change whole engine board The boxes inside the blue lines are not changeable or measurable! COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

  • Page 11: Phone Does Not Stay On, Or Phone Is Jammed

    ~32sec Note! Replace SIM Retest and if phone gate The boxes inside the still doesn’t work blue lines are not change whole engine changeable or measurable! board. ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.

  • Page 12: Display Information: "Contact Service

    If all these self tests are passed, the phone will start up. From Phoenix it’s possible to run all the self tests and the additional “Runtime test”. The test cases can be seen below. COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.
  • Page 13 RM-14 Baseband Troubleshooting and Manual Tuning Nokia Customer Care Figure 6:Display information: “Contact Service” ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.

  • Page 14: Function Failures

    *) Most test points are not accessible unless Replace shielding cans are cut open. This must ONLY be done component by the Return Analysis technicians and for analysis only Continue on next page COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.
  • Page 15 *) Most test points are not accessible unless shielding cans are cut open. This must ONLY be done Replace by the Return Analysis technicians and for analysis only component ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.

  • Page 16: Viewfinder Working But No Picture Taken When Pressing Select-Key

    Reflash phone *) Most test points are not accessible unless shielding cans are cut open. This must ONLY be done by the Return Analysis technicians and for analysis only COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

  • Page 17: Fm-Radio Failure

    RM-14 Baseband Troubleshooting and Manual Tuning Nokia Customer Care ■ FM-radio failure The FM-radio troubleshooting guide is placed in the RF section. ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.

  • Page 18: Infrared Communication Failure

    Measure Replace VFLASH1 at Defect PWB D200 C351=2,78V Measure VIO Replace Defect PWB D200 C352=1,80V C353=1,80V Measure Replace activity TXD Defect PWB D400 on N350 pin3 Replace N350 COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

  • Page 19: Sim Failure

    C390. Is it or 1,8V? Is not as picture Check SIM power-up sequence Replace R388 (picture of 3V sim card) Should be as picture VSIM Reset Clock Data ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.

  • Page 20: Bluetooth Failure

    RM-14 Nokia Customer Care Baseband Troubleshooting and Manual Tuning ■ Bluetooth failure The Bluetooth troubleshooting guide is placed in the RF section. COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

  • Page 21: Display Failure

    X302 - pin 24. Should D400 (TIKU) and pwb be ~1,8V. *) Some of the components under shield, not changeable or measurable parts. Phone should work. If not change engine board. ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.

  • Page 22: Audio Failure

    "Acoustical feedback feedback" Go to Is there no "Acoustical acoustical feedback" feedback Click noise, audio Software signal too loud or error or bad bad picture/ TIKU sound synchronization COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

  • Page 23: Uplink Missing Audio Signal

    2.1 V ? *) Some of the components under shield, not changeable or measurable parts. Are microphone Clean contacts and contacts and PWB pads ok ? pads Replace microphone ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.

  • Page 24: Uplink Weak Audio Signal

    L151, R154, C154, C153,R155, C165, R155, R162 under shield, not changeable R162 or R157 damaged or R157 missing or or measurable parts. or missing? damaged? Replace microphone COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

  • Page 25: Uplink Distorted Audio Signal

    PWB pads ok may not be possible to repair phone *) Some of the components under shield, not changeable or measurable parts. Replace microphone ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.

  • Page 26: Uplink Tdma Noise

    Defective noise in hand portable and when accessory portable using accessory? mode? Replace microphone. Is Defective there still noise? microphone Check for loose, missing or damaged shielding cans COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

  • Page 27: Downlink Missing Audio Signal

    Earpiec defective. Check IHF speaker and connections. Check L153 and C164. L155, L156 and Check UEME. C162. Check UEME. Accessory Accessory is defective Software or UEME is defective ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.

  • Page 28: Downlink Weak Audio Signal

    IHF? Earpiec Clean Is IHF earpiece opening opening clogged? Earpiece is defective. Check earpiece speaker and connections. Check UEME. Software or UEME is defective COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

  • Page 29: Downlink Distorted Audio Signal

    IHF? connections. Check UEME. Earpiece is Earpiec defective. Check earpiece speaker and connections. Check UEME. Software error. Bad music files. Defective FM module. Defective UEME ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.

  • Page 30: Downlink Noise In Audio Signal

    Music Player associated with Bad music file FM tuner or with Music Player? FM radio Is noise Defective FM associated with module accessory? Defective accessory. Repair or Replace accessory COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

  • Page 31: Downlink Tdma Noise

    Is there still Defective noise? battery. Check for loose, missing or damaged shielding cans. Mistuned antenna. Missing/bad components. Check that problem is not related to uplink TDMA noise. ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.

  • Page 32: Various Noise Problems

    Nokia Customer Care Baseband Troubleshooting and Manual Tuning Various noise problems Figure 23:Various noise problems Start Sound Software level too error loud? Click noise Software error Picture/sound synchronisation Bad TIKU COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

  • Page 33: Bt Audio Errors

    Nokia Customer Care BT audio errors Figure 24:BT audio errors Start Replace or Accessory repair working? accessory Software Flash with working? new software Defective BT module or antenna. Defective TIKU ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.

  • Page 34: Vibra Errors

    Vibra is Defective UEME. constantly Short circuit. switched Intermittent Bad connection. vibration? Defective vibra. Defective vibra. Mechanical problem Acoustical - counterweight hits noise? D-cover/PWB. Loose parts in phone. COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

  • Page 35: Key Failure

    Check S323. Is it from S323 when Is it ok? Phone is dead pressed. Is it high? Okay? pressed. Is it high? Change UI board Phone is jammed Change S323 ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.

  • Page 36: Ui Module Keys Working

    Is voltage level If Ok, change Z300 and/or ~1,8 V? Z301. If it still fails, change TikuEdge When keypad is pressed, are the LED's lit? Illumination fault COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

  • Page 37: Service Tool Concept For Rm-14 Baseband Tunings

    RM-14 Baseband Troubleshooting and Manual Tuning Nokia Customer Care Service Tool Concept for RM-14 Baseband Tunings EM calibrations should be carried out in JBV-1 Docking Station equipped with DA-40 Docking Station Adapter Note: RF tunings must be carried out in MJ-12 module jig.

  • Page 38: Service Concept For Rm-14 Baseband Tunings

    RM-14 Nokia Customer Care Baseband Troubleshooting and Manual Tuning ■ Service concept for RM-14 baseband tunings Table 1: Item Type Description Product code JBV-1 Docking Station 0770298 DA-40 Docking station 0780380 adapter CA-5S DC-DC cable 0730283 XRF-1 RF antenna cable...
  • Page 39 RM-14 Baseband Troubleshooting and Manual Tuning Nokia Customer Care Table 1: Item Type Description Product code CD-ROM Phoenix service SW 0774286 ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.

  • Page 40: Baseband Tunings

    Energy Management values to be calibrated are checked. Select “Read from Phone” to show current values in the phone memory and to check that the communication with the phone works. COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.
  • Page 41 If values shown are within limits, select “Save To Phone” to save values to phone. NOTE! Only values of checked tunings (Battery size, Battery Temperature etc…) will be saved. Close the “Energy Management Calibration” dialog to end tuning. ISSUE 1 11/04 COMPANY CONFIDENTIAL Copyright © 2004 Nokia. All Rights Reserved.
  • Page 42 RM-14 Nokia Customer Care Baseband Troubleshooting and Manual Tuning [This page left intentionally blank] COMPANY CONFIDENTIAL ISSUE 1 11/04 Copyright © 2004 Nokia. All Rights Reserved.

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