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Backlight troubleshooting

Context

The device has one LED driver that provides current for both display and keyboard backlights. Brightness can

be adjusted manually. It affects both display and keypad. Keyboard backlights can be turned ON/OFF

separately but not without switching on the display lights.

RM-164

BB Troubleshooting and Manual Tuning Guide

Page 3 –24

COMPANY CONFIDENTIAL

Issue 1

Содержание RM-164

Страница 2: ...Amendment Record Sheet Amendment No Date Inserted By Comments Issue 1 05 2007 MHa RM 164 Amendment Record Sheet Page ii COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 3: ... Under no circumstances shall Nokia be responsible for any loss of data or income or any special incidental consequential or indirect damages howsoever caused The contents of this document are provided as is Except as required by applicable law no warranties of any kind either express or implied including but not limited to the implied warranties of merchantability and fitness for a particular pur...

Страница 4: ...ST CONNECTIONS MAKE SURE YOU HAVE SWITCHED OFF ALL EQUIPMENT Cautions Servicing and alignment must be undertaken by qualified personnel only Ensure all work is carried out at an anti static workstation and that an anti static wrist strap is worn Ensure solder wire or foreign matter does not enter the telephone as damage may result Use only approved components as specified in the parts list Ensure ...

Страница 5: ...ly approved accessories and batteries Do not connect incompatible products CONNECTING TO OTHER DEVICES When connecting to any other device read its user s guide for detailed safety instructions Do not connect incompatible products RM 164 For your safety Issue 1 COMPANY CONFIDENTIAL Page v Copyright 2007 Nokia All rights reserved ...

Страница 6: ... batteries and warp or melt certain plastics Do not store the phone in cold areas When it warms up to its normal temperature moisture can form inside which may damage electronic circuit boards Do not drop knock or shake the phone Rough handling can break internal circuit boards Do not use harsh chemicals cleaning solvents or strong detergents to clean the phone Do not paint the phone Paint can clo...

Страница 7: ...n be damaged by static electricity discharge All ESD sensitive parts must be packed in metallized protective bags during shipping and handling outside any ESD Protected Area EPA Every repair action involving opening the product or handling the product components must be done under ESD protection ESD protected spare part packages MUST NOT be opened closed out of an ESD Protected Area For more infor...

Страница 8: ...cessory available for the product Do not attempt to discharge the battery by any other means Use the battery only for its intended purpose Never use any charger or battery which is damaged Do not short circuit the battery Accidental short circuiting can occur when a metallic object coin clip or pen causes direct connection of the and terminals of the battery metal strips on the battery for example...

Страница 9: ...der NOKIA MOBILE PHONES Business Group should be notified in writing e mail Please state Title of the Document Issue Number Date of publication Latest Amendment Number if applicable Page s and or Figure s in error Please send to NOKIA CORPORATION Nokia Mobile Phones Business Group Nokia Customer Care PO Box 86 FIN 24101 SALO Finland E mail Service Manuals nokia com RM 164 Company Policy Issue 1 CO...

Страница 11: ...ice Tools and Service Concepts 3 BB Troubleshooting and Manual Tuning Guide 4 RF Troubleshooting and Manual Tuning Guide 5 System module Glossary RM 164 Nokia 8600 Service Manual Structure Issue 1 COMPANY CONFIDENTIAL Page xi Copyright 2007 Nokia All rights reserved ...

Страница 15: ...RF characteristics 1 9 List of Tables Table 1 Battery and chargers 1 6 Table 2 Car accessories 1 7 Table 3 Audio 1 7 Table 4 Normal and extreme voltages 1 8 Table 5 Channel numbers and frequencies 1 9 Table 6 Main RF characteristics 1 9 Table 7 Transmitter characteristics 1 10 Table 8 Receiver characteristics 1 11 RM 164 General information Issue 1 COMPANY CONFIDENTIAL Page 1 3 Copyright 2007 Noki...

Страница 17: ...ue Color TFT active area 2 Codecs file formats AAC AAC eAAC MP3 MP4 MIDI AMR H 263 H 264 MPEG4 WMA Audio JPEG BMP PNG GIF 3GPP Over 100 MB of internal memory for user data Integrated 2 0 Megapixel camera with 4x digital zoom Integrated FM Radio and MP3 Player Integrated handsfree speaker Software and UI Features Demo mode phone demo without SIM card Flight mode offline mode FOTA Firmware update ov...

Страница 18: ... eAAC H 263 H 264 WMA Audio OMA remote synchronization local synch Smart content download OMA DRM 1 0 Printing Nokia XpressPrint via Bluetooth Other features Camcorder and video player Themes including e g animated wallpapers and screensavers ringing tones SIND Speaker independent name dialing on long press volume down key User configurable right soft key GoTo menu Organizer with calendar To do li...

Страница 19: ...le 3 Audio Type Name BH 900 BH 902 Bluetooth mono headset BH 700 BH 701 BH 800 BH 801 BH 803 BH 600 BH 602 HS 12W Bluetooth stereo headset HS 39W BH 903 HS 40 Wired headset w microUSB adapter AD 55 HS 47 HS 60 HS 81 AD 55 microUSB Nokia AV audio adapter RM 164 General information Issue 1 COMPANY CONFIDENTIAL Page 1 7 Copyright 2007 Nokia All rights reserved ...

Страница 20: ...0 55 Functional reduced performance 30 70 Storage 30 85 The HW module complies with the SPR4 Operating Conditions Humidity Relative humidity range is 5 95 The hardware module is not protected against water Condensed or splashed water might cause malfunction Any submerge of the phone will cause permanent damage Long term high humidity with condensation will cause permanent damage because of corrosi...

Страница 21: ...28 MHz GSM900 0 n 124 F 890 0 2 n F 935 0 2 n MHz 975 n 1023 F 890 0 2 n 1024 F 935 0 2 n 1024 MHz GSM1800 512 n 885 F 1710 2 0 2 n 512 F 1805 2 0 2 n 512 MHz GSM1900 512 n 810 F 1850 2 0 2 n 512 F 1930 2 0 2 n 512 MHz Table 6 Main RF characteristics Parameter Unit and value Cellular systems GSM850 EGSM900 GSM1800 GSM1900 RX Frequency range GSM850 869 894 MHz EGSM900 925 960 MHz GSM1800 1805 1880 ...

Страница 22: ...SM900 12 GSM1800 14 GSM1900 14 Table 7 Transmitter characteristics Item Values Type Direct conversion nonlinear FDMA TDMA LO frequency range GSM850 3296 3576 MHz 4 x TX freq EGSM900 3520 3660 MHz 4 x TX freq GSM1800 3420 3570 MHz 2 x TX freq GSM1900 3700 3820 MHz 2 x TX freq Output power GSM850 EGSM900 GSM1800 GSM1900 GMSK 32 5 32 5 30 30 dBm 8 PSK 26 5 26 5 25 5 25 5 dBm Gain control range GSMK 2...

Страница 23: ...0 MHz 2 x RX freq GSM1900 3860 3980 MHz 2 x RX freq Typical 3 dB bandwidth 91 kHz Sensitivity GSMK 102 dBm GPRS 99 dBm 8 PSK 86 dBm Total typical receiver voltage gain from antenna to RX ADC 86 dB Receiver output level RF level 95 dBm 40 mVpp single ended I Q signals to RX ADCs RM 164 General information Issue 1 COMPANY CONFIDENTIAL Page 1 11 Copyright 2007 Nokia All rights reserved ...

Страница 27: ... 2 16 CU 4 flash concept with FPS 10 2 17 RF testing concept with RF coupler 2 18 Service concept for RF testing and RF BB tuning 2 19 Module jig service concept 2 20 List of Tables Table 9 Attenuation values for MJ 133 2 9 Table 10 Attenuation values 2 11 List of Figures Figure 1 Basic flash concept with FPS 10 2 16 Figure 2 CU 4 flash concept with FPS 10 2 17 Figure 3 RF testing concept with RF ...

Страница 29: ...that allows connections between the PC and the phone and also can be used to charge the phone from USB ports PC suite needs to be installed in PC for charging via USB cable to work CA 35S Power cable CA 35S is a power cable for connecting for example the FPS 10 flash prommer to the Point Of Sales POS flash adapter RM 164 Service Tools and Service Concepts Issue 1 COMPANY CONFIDENTIAL Page 2 5 Copy...

Страница 30: ...nector Hub FBUS and USB connections supported When using CU 4 note the special order of connecting cables and other service equipment Instructions 1 Connect a service tool jig flash adapter to CU 4 2 Connect CU 4 to your PC with a USB cable 3 Connect supply voltage 12 V 4 Connect an FBUS cable if necessary 5 Start Phoenix service software Note Phoenix enables CU 4 regulators via USB when it is sta...

Страница 31: ... FPS 10 Flash prommer FPS 10 interfaces with PC Control unit Flash adapter Smart card FPS 10 flash prommer features Flash functionality for BB5 and DCT 4 terminals Smart Card reader for SX 2 or SX 4 USB traffic forwarding USB to FBUS Flashbus conversion LAN to FBUS Flashbus and USB conversion Vusb output switchable by PC command FPS 10 sales package includes FPS 10 prommer Power Supply with 5 coun...

Страница 32: ...eable test pins Phone Mounting Instructions 1 At an angle align the battery connector blades to adaptor battery connector clips 2 Ensure blades lock into adaptor clips 3 Carefully lower phone down while pulling pin lock lever back 4 Once phone is properly seated release the locking pin lever to lock phone 5 Verify phone comes up in the chosen selected mode Note Always use adaptor lever before remo...

Страница 33: ...k CU 4 for powering the MJ 133 CA 56RS for RF tuning and testing RM 164 UI Module for UI related tests AD 55 Audio Adaptor for Audio testing Spare parts All test pins are replaceable Flex assembly with connector UI board with connector Table 9 Attenuation values for MJ 133 Band Tuning Channel Attn RX Toler RX Attn TX Toler TX GSM850 190 0 25 0 1 0 2 0 05 GSM900 38 0 3 0 05 0 15 2 GSM 1800 700 0 4 ...

Страница 34: ... used for module level repair either as fixation in μBGA rework places or when there is a need to hold a module on the work bench for any other repair Features include Convenient locking mechanism Four optional mount rubber feet allow usage also on repair benches Fixation of phone module in both ways possible bottom or top side up ESD proof material Standard uBGA jig thickness and outer dimensions...

Страница 35: ... RF tuning Table 10 Attenuation values Band Channel Freq TX Attn dBm Freq RX Attn dBm GSM850 Low 824 2 16 1 869 2 14 2 Mid 836 6 15 1 881 6 13 4 High 848 8 14 9 893 8 12 5 EGSM 900 Low 880 2 12 925 2 12 8 Mid 897 6 11 8 942 6 14 4 High 914 8 12 1 959 8 17 GSM 1800 Low 1710 2 8 4 1805 2 6 8 Mid 1747 6 7 5 1842 6 6 7 High 1784 8 6 9 1879 8 6 5 GSM 1900 Low 1850 2 6 7 1930 2 7 3 Mid 1880 6 5 1960 8 H...

Страница 36: ...lation and warranty information SPS 1 Soldering Paste Spreader The SPS 1 allows spreading of solder to the LGA components pads over the rework stencils SRT 6 Opening tool SRT 6 is used to open phone covers SS 45 Front camera removal tool The front camera removal tool SS 45 is used to remove attach the front camera module from to the socket SS 46 Interface adapter SS 46 acts as an interface adapter...

Страница 37: ...ing between USB and FBUS media controlled by VUSB SS 93 Blue stick tool SS 93 is used for general disassembly and assembly tasks ST 40 Rework stencil ST 40 is a rework stencil and used with RJ 93 ST 60 Rework stencil ST 60 is a rework stencil and used with RJ 18 ST 61 Rework stencil ST 61 is a rework stencil and used with RJ 184 RM 164 Service Tools and Service Concepts Issue 1 COMPANY CONFIDENTIA...

Страница 38: ...one specially shielded conductor modular cable for flashing and service purposes XRS 6 RF cable The RF cable is used to connect for example a module repair jig to the RF measurement equipment SMA to N Connector approximately 610 mm Attenuation for GSM850 900 0 3 0 1 dB GSM1800 1900 0 5 0 1 dB RM 164 Service Tools and Service Concepts Page 2 14 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All ...

Страница 39: ...ption Product specific tools BP 5M Battery Other tools FLS 5 POS flash dongle PC with Phoenix service software Cables CA 101 Micro USB cable RM 164 Service Tools and Service Concepts Issue 1 COMPANY CONFIDENTIAL Page 2 15 Copyright 2007 Nokia All rights reserved ...

Страница 40: ...Flash adapter Other devices FPS 10 Flash prommer box PKD 1 PK 1 SW security device SS 46 Interface adapter PC with Phoenix service software Cables XCS 4 Modular cable CA 35S Power cable USB cable RM 164 Service Tools and Service Concepts Page 2 16 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 41: ...es CU 4 Control unit FPS 10 Flash prommer box PKD 1 PK 1 SW security device SS 62 Flash adapter base SX 4 Smart card PC with Phoenix service software Cables PCS 1 Power cable XCS 4 Modular cable Standard USB cable USB cable RM 164 Service Tools and Service Concepts Issue 1 COMPANY CONFIDENTIAL Page 2 17 Copyright 2007 Nokia All rights reserved ...

Страница 42: ...her devices CU 4 Control unit SX 4 Smart card FPS 10 Flash prommer box PKD 1 PK 1 SW security device SS 62 Flash adapter base Measurement equipment PC with Phoenix service software Cables PCS 1 Power cable XCS 4 Modular cable XRS 6 RF cable RM 164 Service Tools and Service Concepts Page 2 18 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 43: ...pe Description Product specific devices MJ 133 Module jig Other devices CU 4 Control unit PKD 1 PK 1 SW security device SX 4 Smart card Measurement equipment Smart card reader PC with Phoenix service software Cables DAU 9s MBUS cable RM 164 Service Tools and Service Concepts Issue 1 COMPANY CONFIDENTIAL Page 2 19 Copyright 2007 Nokia All rights reserved ...

Страница 44: ...cept Type Description Phone specific devices MJ 133 Module jig Other devices CU 4 Control unit FPS 10 Flash prommer box PKD 1 PK 1 SW security device SX 4 Smart card PC with Phoenix service software Measurement equipment RM 164 Service Tools and Service Concepts Page 2 20 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 45: ...on Cables PCS 1 DC power cable XCS 4 Modular cable XRS 6 RF cable USB cable GPIB control cable RM 164 Service Tools and Service Concepts Issue 1 COMPANY CONFIDENTIAL Page 2 21 Copyright 2007 Nokia All rights reserved ...

Страница 49: ...3 25 MR sensor switch troubleshooting 3 27 Audio troubleshooting 3 27 Audio troubleshooting test instructions 3 27 Internal earpiece troubleshooting 3 30 External earpiece troubleshooting 3 31 IHF troubleshooting 3 32 Internal microphone troubleshooting 3 33 External microphone troubleshooting 3 34 Acoustics troubleshooting 3 35 Introduction to acoustics troubleshooting 3 35 Earpiece troubleshooti...

Страница 50: ...t for the rise of the BSI signal 3 17 Figure 11 Single ended output waveform of the Ext_in_HP_out measurement when earpiece is connected 3 29 Figure 12 Differential output waveform of the Ext_in_IHF_out out loop measurement when speaker is connected 3 29 Figure 13 Single ended output waveform of the HP_in_Ext_out loop when microphone is connected 3 29 Figure 14 BER test result 3 41 Figure 15 Bluet...

Страница 51: ...Charging does not work Charging troubleshooting page 3 8 Display does not work Display troubleshooting page 3 23 Backlights do not work 1 Backlight troubleshooting page 3 24 2 LED driver troubleshooting page 3 25 USB does not work USB troubleshooting page 3 49 Audio mic earpiece IHF does not work 1 Audio troubleshooting page 3 27 2 Acoustics troubleshooting page 3 36 Camera does not work Camera tr...

Страница 52: ...harging troubleshooting General power checking troubleshooting Troubleshooting flow RM 164 BB Troubleshooting and Manual Tuning Guide Page 3 6 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 53: ...Battery current measuring fault troubleshooting Troubleshooting flow RM 164 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 7 Copyright 2007 Nokia All rights reserved ...

Страница 57: ...ooting Camera failure Camera baseband hardware failure troubleshooting Troubleshooting flow RM 164 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 11 Copyright 2007 Nokia All rights reserved ...

Страница 58: ...Camera viewfinder troubleshooting Troubleshooting flow RM 164 BB Troubleshooting and Manual Tuning Guide Page 3 12 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 59: ...Camera Bad image quality troubleshooting Troubleshooting flow RM 164 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 13 Copyright 2007 Nokia All rights reserved ...

Страница 60: ...COMBO memory troubleshooting Troubleshooting flow RM 164 BB Troubleshooting and Manual Tuning Guide Page 3 14 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 63: ...urement for the rise of the BSI signal Figure 10 Flashing pic 2 Take single trig measurement for the rise of the BSI signal RM 164 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 17 Copyright 2007 Nokia All rights reserved ...

Страница 64: ...pectively 4 If no channel could be found inspect all the components in the FM Radio circuitry If no problem found visually check the existence of the LO by radiated pickup near the VCO part of the FM Radio IC If no LO found replace the FM Radio IC 5 Listen for sound out of the Micro USB headset If there is a signal present continue on next slide If there is no static sound present inspect all FM R...

Страница 67: ... working at all Backlight LED components are inside the display module Backlight failure can also be in the connector or in the backlight power source in the main engine of the phone This means that in case the display is working image OK the backlight is faulty Visual defects pixel Pixel defects can be checked by controlling the display with Phoenix Use both colours black and white on a full scre...

Страница 68: ...docking station ii StartPhoenix service software iii Read the phone information to check that also the application engine is functioning normally you should be able to read the APE ID 3 Proceed to the display troubleshooting flowcharts Use the Display Test tool in Phoenix to find the detailed fault mode RM 164 BB Troubleshooting and Manual Tuning Guide Page 3 22 COMPANY CONFIDENTIAL Issue 1 Copyri...

Страница 70: ...rd backlights Brightness can be adjusted manually It affects both display and keypad Keyboard backlights can be turned ON OFF separately but not without switching on the display lights RM 164 BB Troubleshooting and Manual Tuning Guide Page 3 24 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 72: ...LED driver troubleshooting Troubleshooting flow RM 164 BB Troubleshooting and Manual Tuning Guide Page 3 26 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 73: ...bleshooting test instructions Differential external earpiece and internal earpiece outputs can be measured either with a single ended or a differential probe RM 164 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 27 Copyright 2007 Nokia All rights reserved ...

Страница 74: ...d output enabling a quick in out test Loop path gains are fixed and they cannot be changed using Phoenix Correct pins and signals for each test are presented in the following table Phoenix audio loop tests and test results The results presented in the table apply when no accessory is connected and battery voltage is set to 3 7V Earpiece internal microphone and speaker are in place during measureme...

Страница 75: ...ement data Figure 11 Single ended output waveform of the Ext_in_HP_out measurement when earpiece is connected Figure 12 Differential output waveform of the Ext_in_IHF_out out loop measurement when speaker is connected Figure 13 Single ended output waveform of the HP_in_Ext_out loop when microphone is connected RM 164 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 29...

Страница 76: ...Internal earpiece troubleshooting Troubleshooting flow RM 164 BB Troubleshooting and Manual Tuning Guide Page 3 30 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 77: ...External earpiece troubleshooting Troubleshooting flow RM 164 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 31 Copyright 2007 Nokia All rights reserved ...

Страница 79: ...Internal microphone troubleshooting Troubleshooting flow RM 164 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 33 Copyright 2007 Nokia All rights reserved ...

Страница 80: ...External microphone troubleshooting Troubleshooting flow RM 164 BB Troubleshooting and Manual Tuning Guide Page 3 34 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 81: ...IHF and microphone The sound reproduced from the earpiece readiates through a single hole on the front cover A cover The sound reproduced from the IHF speaker radiates from a single sound hole located 3 cm below the power key The microphone is located at the hinge next to the system connector For a correct functionality of the phone all sound holes must be always open When the phone is used care m...

Страница 84: ...Microphone troubleshooting Troubleshooting flow RM 164 BB Troubleshooting and Manual Tuning Guide Page 3 38 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 85: ...om the PWB A malfunction in the BT ASIC BB ASICs or the phone s BT SMD components This is unpredictable and could have many causes i e SW or HW related The main issue is to find out if the problem is related to the BT antenna or related to the BT system or the phone s BB and then replace fix the faulty component For location of the antenna please refer to the exploded view in the Parts and layouts...

Страница 86: ...T 9 In addition to JBT 9 also SB 6 JBT 3 and JBT 6 Bluetooth test boxes can be used 6 In the Bluetooth LOCALS window write the 12 digit serial number on the Counterpart BT Device Address line This needs to be done only once provided that JBT 9 is not changed 7 Place the JBT 9 box near within 10 cm the BT antenna and click Run BER Test Results Bit Error Rate test result is displayed in the Bit Erro...

Страница 87: ...previously you must re start BT Locals before performing the Self Tests If the Phoenix connection to the phone s BT ASIC is OK you will see text displayed in the Version Information window such as MCM Software MM Software RM 164 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 41 Copyright 2007 Nokia All rights reserved ...

Страница 88: ...See the BER result in the BER Test Results window Since this is a go no go testing make sure the test jig coupler is set up right It is recommended to run a couple of good phones in order to get better correlation The acceptance criteria is BER 0 1 5 If the phone s BT sensitivity is not good or if the setup is not calibrated correlated right you will see the BER 0 1 which results in Error Go back ...

Страница 89: ...Mode drop down menu set mode to Local 5 Choose Testing Self Tests 6 In the Self Tests window check the following Bluetooth related tests ST_LPRF_IF_TEST ST_LPRF_AUDIO_LINES_TEST ST_BT_WAKEUP_TEST ST_BT_SLEEP_CLK_TEST RM 164 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 43 Copyright 2007 Nokia All rights reserved ...

Страница 90: ...7 To run the tests click Start Figure 15 Bluetooth self tests in Phoenix RM 164 BB Troubleshooting and Manual Tuning Guide Page 3 44 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 91: ...sic encoding rules BER is a self identifying and self delimiting encoding scheme which means that each data value can be identified extracted and decoded individually RM 164 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 45 Copyright 2007 Nokia All rights reserved ...

Страница 92: ...Part 1 Bluetooth self test passed but BER test failed RM 164 BB Troubleshooting and Manual Tuning Guide Page 3 46 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 94: ...Bluetooth audio and UI activation troubleshooting Troubleshooting flow RM 164 BB Troubleshooting and Manual Tuning Guide Page 3 48 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 96: ...st phone model specific Phoenix data package PKD 1 dongle SX 4 smart card Enables BB5 testing and tuning features FPS 10 flash prommer Flash update package 03 18 004 or newer for FPS 10 flash prommer CU 4 control unit USB cable from PC USB Port to CU 4 control unit Phone model specific adapter for CU 4 control unit PCS 1 cable to power CU 4 from external power supply XCS 4 modular cable between fl...

Страница 97: ... as shown in the following picture v To continue click Start Progress bars and messages on the screen show actions during phone programming please wait RM 164 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 51 Copyright 2007 Nokia All rights reserved ...

Страница 98: ...le Close Product 2 Create a Request file For this procedure you must supply 12 V to CU 4 from an external power supply i To connect the phone with Phoenix choose File Scan Product ii Choose Tools Certificate Restore iii To choose a location for the request file click Browse RM 164 BB Troubleshooting and Manual Tuning Guide Page 3 52 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights rese...

Страница 99: ...s been created send it to Nokia as an e mail attachment 3 Restore certificate For this procedure you must supply 12 V to CU 4 from an external power supply i Save the reply file sent by Nokia to your computer ii Start Phoenix service software iii Choose File Scan Product RM 164 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 53 Copyright 2007 Nokia All rights reserve...

Страница 100: ...e name of the file and the path where it is located are shown vii To write the file to phone click Start Next actions After a successful rewrite you must retune the phone completely by using Phoenix tuning functions Important Perform all tunings RF BB and UI RM 164 BB Troubleshooting and Manual Tuning Guide Page 3 54 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 101: ...performed before other item s However if all calibrations are selected at the same time there is no need to perform the ADC calibration first 8 Click Calibrate The calibration of the selected item s is carried out automatically The candidates for the new calibration values are shown in the Calculated values column If the new calibration values seem to be acceptable please refer to the following Ca...

Страница 105: ...er detection 4 21 GSM receiver tunings 4 21 Rx calibration GSM 4 21 Rx band filter response compensation GSM 4 24 GSM transmitter tunings 4 27 Tx IQ tuning GSM 4 27 Tx power level tuning GSM 4 29 List of Tables Table 14 Rf channel filter calibration tuning limits 4 20 Table 15 RF tuning limits in Rx calibration 4 23 List of Figures Figure 16 RF key components bottom side 4 6 Figure 17 RF key compo...

Страница 107: ... to check or change the module Most RF semiconductors are static discharge sensitive ESD protection must be taken care of during repair ground straps and ESD soldering irons The RF ASIC and FEM are moisture sensitive so parts must be pre baked prior to soldering In addition to key components there are lot of discrete components resistors inductors and capacitors which troubleshooting is done mainl...

Страница 108: ...RF key components Figure 16 RF key components bottom side RM 164 RF Troubleshooting and Manual Tuning Guide Page 4 6 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 110: ...either a real GSM signal or a CW signal that is 67 771kHz up from the carrier frequency For service tool usage instructions refer to section Service Tools and Service Concepts General instructions for RX troubleshooting Steps 1 Connect a test jig to a computer with a FPS 10 flash prommer through F Bus Note Make sure that you have a PKD 1 dongle connected to the computer s parallel port 2 Connect t...

Страница 111: ...164 or press Ctrl R to scan product iv From the toolbar set operating mode to Local 5 EGSM850 900 1800 1900 troubleshooting i From the Testing menu activate the RF Controls window Testing GSM RF Controls ii In the RF Controls window Select band Default GSM850 Set Active unit to Rx Default Set Operation mode to Burst Default Set Rx Tx channel see table below Apply a frequency see table below to the...

Страница 112: ...7 710 90 Figure 19 RF Controls window Receiver RX troubleshooting Context Troubleshoot one band at a time Start with GSM850 and end with GSM1900 Troubleshooting flow Apply a signal according to the table in General instructions for RX troubleshooting page 4 8 RM 164 RF Troubleshooting and Manual Tuning Guide Page 4 10 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 115: ... Wave signal that is 67 771 kHz above the carrier frequency Figure 20 Rx IQ test points Steps 1 Start Phoenix service software 2 Choose Testing GSM RSSI Reading 3 Set the RF signal generator for a channel frequency 67 771 kHz in CW mode Alternatively set the cellular tester downlink channel to the appropriate channel Make sure that the tester is set to continuous mode not to burst mode RM 164 RF T...

Страница 116: ...some cases Remember that retuning is not a fix Phones are tuned correctly in production The first set of steps instructs how to assemble the test setup This setup is general for all Tx troubleshooting tasks Alternative steps provide specific troubleshooting instructions for Phoenix service software Caution Never activate the GSM transmitter without a proper antenna load There should be always 50 Ω...

Страница 117: ...epending on connection type When using DAU 9S select FBUS driver iii From the File menu choose product File Choose Product xx x type designator of the phone RM 164 or pressCtrl R to scan product iv From the toolbar set operating mode to Local 5 GSM850 900 1800 1900 troubleshooting i From the Testing menu activate the RF Controls window Testing GSM RF Controls ii In the RF Controls window Select ba...

Страница 119: ...Transceiver TX troubleshooting Troubleshooting flow RM 164 RF Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 4 17 Copyright 2007 Nokia All rights reserved ...

Страница 120: ...Synthesizer troubleshooting Synthesizer troubleshooting RM 164 RF Troubleshooting and Manual Tuning Guide Page 4 18 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 121: ...nt the user has to act very carefully and understand the measurement setup For RF attenuations of the module jig please refer to the Service tools section Auto tuning for BB5 0 This phone can be tuned automatically Autotune is designed to align the phone s RF part easier and faster It performs calibrations tunings and measurements of RX and TX The results are displayed and logged in a result file ...

Страница 122: ...r calibration tunes the internal low pass filters of the RF ASIC that limit the bandwidth of BB IQ signals Table 14 Rf channel filter calibration tuning limits Min Typ Max Tx filter 0 10 31 RX mixer 0 13 31 Rx filter 0 16 31 Steps 1 From the Operating mode drop down menu set mode to Local 2 Choose Tuning Rf Channel Filter Calibration 3 Click Tune 4 To save the values to the PMM Phone Permanent Mem...

Страница 123: ...ng to the actual chips on the board 5 To end the procedure click Close GSM receiver tunings Rx calibration GSM Context Rx Calibration is used to find out the real gain values of the GSM Rx AGC system and tuning response of the AFC system AFC D A init value and AFC slope Steps 1 Connect the GSM connector of the module jig to a signal generator 2 Start Phoenix service software 3 From the Operating m...

Страница 124: ...tion with band EGSM900 step 1 3 pop up window Important The calibration uses a non modulated CW signal Increase the signal generator level by cable attenuation and module jig probe attenuation RM 164 RF Troubleshooting and Manual Tuning Guide Page 4 22 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 125: ... AFC Value init 200 80 40 200 dB AFC slope 0 108 121 200 dB RSSI AGC 0 106 107 110 114 dB GSM900 AFC Value init 200 105 62 200 dB AFC slope 0 122 200 dB RSSI AGC 0 106 107 110 114 dB GSM1800 RSSI AGC 0 105 105 109 114 dB GSM1900 RSSI AGC 0 105 105 109 114 dB RM 164 RF Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 4 23 Copyright 2007 Nokia All rights reserved ...

Страница 126: ...ront of the RF ASIC front end The amplitude ripple caused by these filters causes ripple to the RSSI measurement and therefore calibration is needed The calibration has to be repeated for each GSM band Steps 1 Connect the GSM connector of the module jig to a signal generator 2 Start Phoenix service software 3 From the Operating mode drop down menu set mode to Local RM 164 RF Troubleshooting and Ma...

Страница 127: ...Click Start 8 Connect the signal generator to the phone and set frequency and amplitude as instructed in the Rx Band Filter Response Compensation for EGSM900 pop up window step 1 3 RM 164 RF Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 4 25 Copyright 2007 Nokia All rights reserved ...

Страница 128: ...Ch 140 871 66771 MHz 3 0 2 dB Ch 172 878 06771 MHz 2 0 2 dB Ch 190 881 66771 MHz 2 0 2 dB Ch 217 887 06771 MHz 2 0 2 dB Ch 241 891 86771 MHz 3 0 2 dB Ch 251 893 86771 MHz 3 0 2 dB Ch 261 895 86771 MHz 6 1 2 dB GSM900 Ch 965 923 26771 MHz 6 1 2 dB Ch 975 925 26771 MHz 3 0 2 dB Ch 987 927 66771 MHz 3 0 2 dB Ch 1009 932 06771 MHz 2 0 2 dB RM 164 RF Troubleshooting and Manual Tuning Guide Page 4 26 CO...

Страница 129: ...1 MHz 3 0 2 dB Ch 586 1945 06771 MHz 3 0 2 dB Ch 661 1960 06771 MHz 3 0 2 dB Ch 736 1975 06771 MHz 3 0 2 dB Ch 794 1986 66771 MHz 3 0 2 dB Ch 810 1989 86771 MHz 3 0 2 dB Ch 835 1994 86771 MHz 6 1 2 dB 12 If the values are within the limits click Next to continue to the next band Next actions Repeat the steps 8 to 12 for GSM1800 and GSM1900 GSM transmitter tunings Tx IQ tuning GSM Context The Tx pa...

Страница 130: ...k Next to start GSM1900 band TX IQ tuning 8 ClickFinish and then Close Next actions Tuning sliders should be close to the center of the scale after the tuning and within the limits specified in the following table If they are not within the limits check Tx IQ quality manually Min Typ Max Unit GSM850 I DC offset Q DC offset 6 4 6 Ampl 1 0 1 dB Phase 85 90 95 GSM900 RM 164 RF Troubleshooting and Man...

Страница 131: ...ransmitter output power to fulfill the specifications For EDGE transmission the bias settings of the GSM PA are adjusted in order to improve linearity This affects the PA gain and hence the power levels have to be aligned separately for EDGE transmission Tx power level tuning has to be performed on all GSM bands Steps 1 Connect the phone to a spectrum analyzer 2 Start Phoenix service software 3 Fr...

Страница 132: ...ncy Channel frequency 836 6 MHz GSM850 897 4MHz GSM900 1747 8MHz GSM1800 1880MHz GSM1900 Span 0 Hz Sweep time 2ms Trigger Video triggering 10dBm RM 164 RF Troubleshooting and Manual Tuning Guide Page 4 30 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 133: ...the Target dBm column by pressing or keys 8 If all bold power levels are adjusted click Next to continue with GSM850 EDGE 9 Adjust power for all bold power levels to correspond the Target dBm column by pressing or keys Next actions Continue tuning the bold power levels of the GSM900 GSM1800 and GSM1900 bands You will see this message if finished successfully RM 164 RF Troubleshooting and Manual Tu...

Страница 137: ... IHF 5 19 External earpiece 5 19 Vibra circuitry 5 19 Connections 5 20 USB interface 5 20 Bluetooth 5 20 List of Tables Table 16 Micro USB connector pins and signals 5 13 List of Figures Figure 25 Battery BP 5M 5 11 Figure 26 Micro USB charger plug 5 12 Figure 27 Test interface 5 12 Figure 28 Micro USB connector pins 5 13 Figure 29 FM radio interface 5 13 Figure 30 Camera interface 5 14 Figure 31 ...

Страница 139: ...ponents Function Name Item RF ASIC Ahne N7505 Energy management Retu Tahvo D2200 N2300 Main processor RAPGSM D2800 Memory Combo 256 Mbit SDRAM 256 Mbit NOR 1Gb NAND flash D3000 Front end module Power amplifier and Antenna Switch N7520 Antenna Antenna module assy in acoustic chamber I226 System connector Micro USB X2000 Battery BP 5M 3 7 V 900mAh Li Polymer Fold detection 1 MR sensor and 1 permanen...

Страница 144: ...and mode of operation Ahne RF ASIC controls the mode of operation and further sends control signals to the front end module In addition to the RFBus there are other interface signals for the power control loop VCTCXO control and for the modulated waveforms Main processor The main processor in this device is RAPGSM a BB5 0 ASIC Some of its interfaces processors and controllers are General purpose U...

Страница 145: ...onal behavior can be divided into seven different states Each of these states will affect the general functionality of the phone No supply Backup Power off Reset Power on Deep sleep Battery and charging Battery Type BP 5M Li Polymer Capacity 900 mAh BSI resistor nominal value 75 kΩ Battery temperature is measured on the NTC on the main board Figure 25 Battery BP 5M RM 164 System module Issue 1 COM...

Страница 146: ...the baseband module against EMC reverse polarity and transient frequency deviation Test interface The test interface is placed on the main board accessible when the battery is removed from the phone The interface can be used for service and test purposes Figure 27 Test interface Interfaces Micro USB system connector The Micro USBconnector is an interface between the phone and the accessories The c...

Страница 147: ...Us 4 XMIC FM Antenna 2 USB D FBus_TX XEARL 5 Charge GND 3 USB D FBus_RX XEARR FM radio This phone uses a single chip electronically tuned FM stereo radio with low voltage application Figure 29 FM radio interface RM 164 System module Issue 1 COMPANY CONFIDENTIAL Page 5 13 Copyright 2007 Nokia All rights reserved ...

Страница 148: ...nd scaling The image can be JPEG compressed in real time The hardware accelerator also performs sensor housekeeping functions such as automatic exposure and white balance controls SIM The SIM interface is the electrical interface between the SIM card and the mobile phone engine The data communication between the SIM card and the phone is asynchronous half duplex Figure 31 SIM interface connections...

Страница 149: ...e is generated in Retu This means that Retu generates the reset switch RST signal to the SIM In addition the SIMCardDet signal is connected to Retu The SIM interface is powered up when the SIMCardDet signal indicates card in RM 164 System module Issue 1 COMPANY CONFIDENTIAL Page 5 15 Copyright 2007 Nokia All rights reserved ...

Страница 151: ...OW4 3 6 9 PWRONX END There are six white LEDs placed on the keyboard PWB for illumination of the keyboard Supply source for the display and directional key backlights is implemented using an external white LED driver The driver increases battery voltage up to 13V The numeric keypad LEDs are powered by a separate current source LED driver Slide switch The detection of the position of the slide is m...

Страница 152: ... an interface for the transducers and the accessory connector There are four audio transducers Dynamic earpiece Dynamic speaker Microphone module In addition to the audio transducers Retu also provides an output for the dynamic vibra component Figure 33 Audio block diagram RM 164 System module Page 5 18 COMPANY CONFIDENTIAL Issue 1 Copyright 2007 Nokia All rights reserved ...

Страница 153: ...ece Internal earpiece is used for the HandPortable HP call mode A dynamic earpiece capsule is connected to Retu s differential output EarP and EarN Internal speaker IHF The internal speaker is used for Internal handsfree IHF call mode ringing tones and listening to music files External earpiece All galvanic accessories are connected to the system connector Micro USB The accessory audio mode is aut...

Страница 154: ...completes several USB functions automatically and is controlled by the MCU The USB solution is also compatible with USB 2 0 with a full speed of 12 Mbps Bluetooth Bluetooth provides a fully digital link for communication between a master unit and one or more slave units This bluetooth solution is a single chip solution Bluetooth connects to RAPGSM on the GENIO bus The Bluetooth module is provided ...

Страница 159: ...luetooth CBus MCU controlled serial bus connected to UPP_WD2 UEME and Zocus CCP Compact Camera Port CDSP Cellular DSP expected to run at low levels CLDC Connected limited device configuration CMOS Complimentary metal oxide semiconductor circuit low power consumption COF Chip on Foil COG Chip on Glass CPU Central Processing Unit CSR cambridge silicon radio CSTN Color Super Twisted Nematic CTSI Cloc...

Страница 160: ...dio Service GSM Group Special Mobile Global System for Mobile communication HF Hands free HFCM Handsfree Common HS Handset HSCSD High speed circuit switched data data transmission connection faster than GSM HW Hardware I O Input Output IBAT Battery current IC Integrated circuit ICHAR Charger current IF Interface IHF Integrated hands free IMEI International Mobile Equipment Identity IR Infrared IrD...

Страница 161: ...n PDA Personal digital assistant PDRAM Program Data RAM on chip in Tiku Phoenix Software tool of DCT4 x PIM Personal Information Management PLL Phase locked loop PM Phone Permanent memory PUP General Purpose IO PIO USARTS and Pulse Width Modulators PURX Power up reset PWB Printed Wiring Board PWM Pulse width modulation RC filter Resistance Capacitance filter RF Radio Frequency RF PopPort TM Reduce...

Страница 162: ...r transmitter UEME Universal Energy Management chip Enhanced version UEMEK See UEME UI User Interface UPP Universal Phone Processor UPP_WD2 Communicator version of DCT4 system ASIC USB Universal Serial Bus VBAT Battery voltage VCHAR Charger voltage VCO Voltage controlled oscillator VCTCXO Voltage Controlled Temperature Compensated Crystal Oscillator VCXO Voltage Controlled Crystal Oscillator Vp p ...

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