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Table of Contents

............................................................................................................................

3–5

Power and charging troubleshooting

.................................................................................................................

3–7

Dead or jammed device troubleshooting

......................................................................................................

3–7

Power key (End key) troubleshooting

............................................................................................................

3–9

General voltage checking troubleshooting

...............................................................................................

3–10

General power checking

...............................................................................................................................

3–11

Charging troubleshooting

............................................................................................................................

3–13

USB charging troubleshooting

.....................................................................................................................

3–13

Battery current measuring fault troubleshooting

.....................................................................................

3–15

Interface troubleshooting

.................................................................................................................................

3–16

Flash programming fault troubleshooting

.................................................................................................

3–16

SIM card troubleshooting

.............................................................................................................................

3–18

MicroSD card troubleshooting

......................................................................................................................

3–19

USB data interface troubleshooting

............................................................................................................

3–20

User interface troubleshooting

.........................................................................................................................

3–22

Keypad troubleshooting

...............................................................................................................................

3–22

Numerical keypad illumination troubleshooting

......................................................................................

3–23

Display module troubleshooting

.................................................................................................................

3–24

General instructions for display troubleshooting

.................................................................................

3–24

Display module troubleshooting

............................................................................................................

3–26

Bluetooth and FM radio troubleshooting

........................................................................................................

3–27

Bluetooth troubleshooting

..........................................................................................................................

3–27

FM radio troubleshooting

.............................................................................................................................

3–27

Camera module troubleshooting

......................................................................................................................

3–28

Taking and evaluating test pictures with main camera

...........................................................................

3–28

Camera troubleshooting

...............................................................................................................................

3–29

Camera hardware troubleshooting

.............................................................................................................

3–30

Audio troubleshooting

.......................................................................................................................................

3–30

Audio troubleshooting test instructions

.....................................................................................................

3–30

Internal earpiece troubleshooting

..............................................................................................................

3–33

Internal microphone troubleshooting

........................................................................................................

3–34

Internal handsfree (IHF) troubleshooting

...................................................................................................

3–34

External earpiece troubleshooting

..............................................................................................................

3–35

External microphone troubleshooting

........................................................................................................

3–36

Acoustics troubleshooting

............................................................................................................................

3–38

Introduction to acoustics troubleshooting

...........................................................................................

3–38

Earpiece troubleshooting

........................................................................................................................

3–39

IHF troubleshooting

.................................................................................................................................

3–39

Microphone troubleshooting

..................................................................................................................

3–41

Vibra troubleshooting

...................................................................................................................................

3–42

Tucson troubleshooting

....................................................................................................................................

3–43

Requirements

................................................................................................................................................

3–43

Terms in Tucson

............................................................................................................................................

3–43

Certificate restore BB5

..................................................................................................................................

3–44

Product code change BB5

.............................................................................................................................

3–47

IMEI/ESN rebuild DCT-4

.................................................................................................................................

3–51

Product code change DCT-4

..........................................................................................................................

3–53

Use of SX-4T smart card in product code change

.......................................................................................

3–55

Flash pin for DCT-4

........................................................................................................................................

3–56

Troubleshooting

............................................................................................................................................

3–58

RM-721; RM-722

BB Troubleshooting and Manual Tuning Guide

Issue 1

COMPANY CONFIDENTIAL

Page 3 – 3

Содержание C2-01

Страница 2: ...Amendment Record Sheet Amendment No Date Inserted By Comments Issue 1 01 2011 Jeff Zhao RM 721 RM 722 Amendment Record Sheet Page ii COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 3: ...er 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 purpose...

Страница 4: ...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 all...

Страница 5: ...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 721 RM 722 For your safety Issue 1 COMPANY CONFIDENTIAL Page v Copyright 2011 Nokia All rights reserved ...

Страница 6: ...tteries 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 clog t...

Страница 7: ...e 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 informat...

Страница 8: ...y 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 when ...

Страница 9: ... 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 721 RM 722 Company policy Issue ...

Страница 11: ... 2 Service Devices and Service Concepts 3 BB Troubleshooting and Manual Tuning Guide 4 RF Troubleshooting 5 System Module Glossary RM 721 RM 722 Nokia C2 01 Service Manual Structure Issue 1 COMPANY CONFIDENTIAL Page xi Copyright 2011 Nokia All rights reserved ...

Страница 15: ...haracteristics for GSM 850 900 1800 1900 WCDMA 900 1900 2100 and WCDMA 850 1900 2100 phones 1 10 Environmental conditions 1 12 List of Tables Table 1 Audio 1 8 Table 2 Car 1 8 Table 3 Data 1 9 Table 4 Music 1 9 Table 5 Navigation 1 9 Table 6 Power 1 9 List of Figures Figure 1 RM 721 RM 722 product picture 1 5 RM 721 RM 722 General information Issue 1 COMPANY CONFIDENTIAL Page 1 3 Copyright 2011 No...

Страница 17: ...downlink speed of 177 6 kbps and uplink speed of 118 4 kbps The device is an MMS Multimedia Messaging Service enabled multimedia device The MMS implementation follows the OMA MMS standard release 1 3 The device also supports Bluetooth 2 1 standard with the stereo audio profiles The device has a large 2 4 QVGA 320 x 240 pixels TFT display with 262K colours It also has a 3 2 Megapixel EDOF camera wi...

Страница 18: ... Speaker Malt slim Eva Clapton microphone Bluetooth v 2 1 with stereo audio profiles SIM access profile audio remote control profile Easy pairing with other BT device RDS Stereo FM Radio frequency 87 5 108 0MHz Type B uUSB connector without OTG support 2mm charging connector DC 3 5mm AV connector FOTA No HAC No POC UI features Series 40 SPR 9 1 user interface with Active Idle Douglas 8 UIS Contemp...

Страница 19: ...2 0 Imaging 09 PhotoViewer and PhotoEditor animated gallery w automatic image orientation Downloadable themes games and screensavers Power Organizer with local calendar English Chinese dictionary China APAC 2000 phone book entry Language Support Menu Text and Input Language packs for APAC China Europe Americas and MEA market areas Predictive Text Input For APAC China Europe Americas and MEA Access...

Страница 20: ... headsets BH 103 BH 104 BH 105 BH 106 BH 212 BH 213 BH 214 BH 215 BH 216 BH 504 BH 606 BH 701 BH 703 BH 804 BH 904 Wireless loopset LPS 5 Table 2 Car Enhancement Type Auto Navigation Nokia 500 Auto Navigation Car kit CK 7Wi CK 100 CK 300 RM 721 RM 722 General information Page 1 8 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 21: ... 43 MicroSD card 16 GB MU 44 MicroUSB connectivity adapter cable CA 101 CA 101D CA 126 Table 4 Music Enhancement Type Mini speakers MD 8 Wireless music speakers MD 7W Table 5 Navigation Enhancement Type Wireless GPS Module LD 3W LD 4W Table 6 Power Enhancement Type Battery 1020 mAh Li Ion BL 5C Back up power DC 11 First aid charger DC 8 RM 721 RM 722 General information Issue 1 COMPANY CONFIDENTIA...

Страница 22: ...ime Music play time headset BL 5C 1020 mAh Li ion battery pack Up to 8 hours 45 minutes GSM Up to 4 hours 30 minutes WCDMA Up to 430 hours GSM Up to 450 hours WCDMA Up to 34 hours Note Variation in operating times may occur depending on SIM card network and usage settings usage style and environments Main RF characteristics for GSM 850 900 1800 1900 WCDMA 900 1900 2100 and WCDMA 850 1900 2100 phon...

Страница 23: ...00 1850 1910MHz WCDMA I 2100 1920 1980 MHz Output power GSM850 5 32 5dBm 3 2mW 1 8W GSM900 5 32 5dBm 3 2mW 1 8W GSM1800 0 29 5dBm 1mW 0 9W GSM1900 0 29 5dBm 1mW 0 9W WCDMA VIII 900 RM 721 only 50 23dBm 0 01µW 200mW WCDMA V 850 RM 722 only 50 23dBm 0 01µW 200mW WCDMA II 1900 50 23dBm 0 01µW 200mW WCDMA I 2100 50 23dBm 0 01µW 200mW EDGE output power EDGE850 5 26 5dBm 3 2mW 447mW EDGE900 5 26 5dBm 3 ...

Страница 24: ...tal condition Ambient temperature Notes Normal operation 10oC 55oC Specifications fulfilled Reduced performance 30oC 10oC 55oC 70oC Operational for shorts periods only Intermittent operation 40oC 30oC 70oC 85 oC Operation not guaranteed but an attempt to operate does not damage the phone No operation or storage 40oC 85oC No storage or operation an attempt may damage the phone Charging allowed 25oC...

Страница 25: ... following vibrations 5 10 Hz 10dB octave 10 50 Hz 5 58 m2 s3 0 0558 g2 Hz 50 300 Hz 10 dB octave ESD strength Conducted discharge is 8 kV 10 discharges and air contact 15 kV 10 discharges The standard for electrostatic discharge is IEC 61000 4 2 and this device fulfils level 4 requirements RoHS This device uses RoHS compliant components and lead free soldering process RM 721 RM 722 General inform...

Страница 29: ...ash concept with FPS 21 2 15 Module jig service concept 2 16 Service concept for RF testing and RF BB tuning 2 17 Bluetooth testing concept with SB 6 2 18 List of Tables Table 7 Attenuation values 2 10 List of Figures Figure 2 POS flash concept 2 12 Figure 3 POS flash concept option 2 2 13 Figure 4 Basic flash concept with FPS 21 2 14 Figure 5 CU 4 flash concept with FPS 21 2 15 Figure 6 Module ji...

Страница 31: ...Provides mechanical interface with the engine module Provides galvanic connection to all needed test pads in module Multiplexing between USB and FBUS media controlled by Vusb MMC interface Duplicated SIM connector Connector for control unit Access for AV and USB connectors General devices The table below gives a short overview of service devices that can be used for testing error analysis and repa...

Страница 32: ...r 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 started ...

Страница 33: ...the external power supply AC 35 Two USB A type ports USB1 USB3 Can be used for example for connecting external storage memory devices or mobile devices One USB B type device connector USB2 For connecting a PC Phone connector Service cable connection for connecting Flashbus FLA Ethernet RJ45 type socket LAN For connecting the FPS 21 to LAN Inside Four SD card memory slots For internal storage memor...

Страница 34: ...les package The SB 6 test box is a generic service device used to perform Bluetooth bit error rate BER testing and establishing cordless FBUS connection via Bluetooth An ACP 8x charger is needed for BER testing and an AXS 4 cable in case of cordless interface usage testing Sales package includes SB 6 test box Installation and warranty information SRT 6 Opening tool SRT 6 is used to open phone cove...

Страница 35: ...4 Smart card SX 4 is a BB5 security device used to protect critical features in tuning and testing SX 4 is also needed together with FPS 21 when DCT 4 phones are flashed Cables The table below gives a short overview of service devices that can be used for testing error analysis and repair of product RM 721 RM 722 For the correct use of the service devices and the best effort of workbench setup ple...

Страница 36: ... 41 dB WCDMA I 2 GHz 0 45 dB CA 31D USB cable The CA 31D USB cable is used to connect FPS 21 to a PC It is included in the FPS 21 sales package CA 89DS Cable Provides VBAT and Flashbus connections to mobile device programming adapters RM 721 RM 722 Service Devices and Service Concepts Page 2 10 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 37: ...er cable DC is used with a docking station a module jig or a control unit to supply a controlled voltage 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 WLAN 0 6 0 1dB RM 721 RM 722 Service Devices and Service Concepts Issue 1 COMPANY ...

Страница 38: ...t Type Description Product specific tools BL 5C Battery Other tools FLS 5 POS flash dongle PC with service software Cables CA 101 Micro USB cable RM 721 RM 722 Service Devices and Service Concepts Page 2 12 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 39: ... Point of Sale flash concept option 2 Figure 3 POS flash concept option 2 RM 721 RM 722 Service Devices and Service Concepts Issue 1 COMPANY CONFIDENTIAL Page 2 13 Copyright 2011 Nokia All rights reserved ...

Страница 40: ...ash adapter Other devices FPS 21 Flash prommer box AC 35 Power supply PK 1 SW security device SS 46 Interface adapter PC with Phoenix service software Cables CA 89DS Service cable USB cable RM 721 RM 722 Service Devices and Service Concepts Page 2 14 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 41: ...ash prommer box AC 35 Power supply PK 1 SW security device SS 62 Flash adapter base SX 4 Smart card for DCT 4 generation mobile device programming PC with Phoenix service software Cables PCS 1 Power cable CA 89DS Service cable Standard USB cable RM 721 RM 722 Service Devices and Service Concepts Issue 1 COMPANY CONFIDENTIAL Page 2 15 Copyright 2011 Nokia All rights reserved ...

Страница 42: ...vices CU 4 Control unit FPS 21 Flash prommer box PK 1 SW security device SX 4 Smart card PC with VPOS and Phoenix service software Measurement equipment Cables CA 89DS Service cable PCS 1 DC power cable XRS 6 RF cable USB cable RM 721 RM 722 Service Devices and Service Concepts Page 2 16 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 43: ...oduct specific devices MJ 312 Module jig Other devices CU 4 Control unit PK 1 SW security device SX 4 Smart card Measurement equipment Smart card reader PC with Phoenix service software Cables DAU 9S MBUS cable PCS 1 DC power cable RM 721 RM 722 Service Devices and Service Concepts Issue 1 COMPANY CONFIDENTIAL Page 2 17 Copyright 2011 Nokia All rights reserved ...

Страница 44: ... specific devices FS 160 Flash adapter Other devices CU 4 Control unit SS 62 Flash adapter base PK 1 SW security device SX 4 Smart card SB 6 Bluetooth test and interface box Smart card reader PC with Phoenix service software Cables DAU 9S MBUS cable RM 721 RM 722 Service Devices and Service Concepts Page 2 18 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 45: ...Type Description PCS 1 DC power cable USB cable RM 721 RM 722 Service Devices and Service Concepts Issue 1 COMPANY CONFIDENTIAL Page 2 19 Copyright 2011 Nokia All rights reserved ...

Страница 49: ...io troubleshooting 3 27 Camera module troubleshooting 3 28 Taking and evaluating test pictures with main camera 3 28 Camera troubleshooting 3 29 Camera hardware troubleshooting 3 30 Audio troubleshooting 3 30 Audio troubleshooting test instructions 3 30 Internal earpiece troubleshooting 3 33 Internal microphone troubleshooting 3 34 Internal handsfree IHF troubleshooting 3 34 External earpiece trou...

Страница 50: ...c 1 Take single trig measurement for the rise of the BSI signal 3 17 Figure 10 Single ended output waveform of the Ext_in_HP_out measurement when earpiece is connected 3 32 Figure 11 Differential output waveform of the Ext_in_IHF_out out loop measurement when speaker is connected 3 32 Figure 12 Single ended output waveform of the HP_in_Ext_out loop when microphone is connected 3 33 RM 721 RM 722 B...

Страница 51: ...enix self tests If a test fails please follow the diagram below If the phone is dead and you cannot perform the self tests go to Dead or jammed device troubleshooting RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 5 Copyright 2011 Nokia All rights reserved ...

Страница 53: ...roubleshooting Dead or jammed device troubleshooting Troubleshooting flow Page 1 of 2 RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 7 Copyright 2011 Nokia All rights reserved ...

Страница 55: ...Power key End key troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 9 Copyright 2011 Nokia All rights reserved ...

Страница 56: ...ral voltage checking troubleshooting Troubleshooting flow Page 1 of 2 RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 10 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 58: ...rl_J ON ON 2 5 Back up battery VSIM Pearl_J ON ON 1 8 3 0 SIM card VAUX1 Pearl_J ON ON 2 5 2 8 Camera display and hall sensor VANA VAUX1 Pearl_J ON ON 2 5 Camera VR1 Pearl_J OFF ON 2 5 Crystal oscillators VMEM Pearl_J OFF OFF 2 9 microSD Disabled in sleep RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 12 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 59: ...Charging troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 13 Copyright 2011 Nokia All rights reserved ...

Страница 60: ...USB charging troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 14 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 61: ...ttery current measuring fault troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 15 Copyright 2011 Nokia All rights reserved ...

Страница 62: ...shooting Flash programming fault troubleshooting Troubleshooting flow Page 1 of 2 RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 16 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 63: ...2 of 2 Figure 9 Flashing pic 1 Take single trig measurement for the rise of the BSI signal RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 17 Copyright 2011 Nokia All rights reserved ...

Страница 64: ...SIM card troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 18 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 66: ...MicroSD card troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 20 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 67: ...SB data interface troubleshooting Troubleshooting flow Page 1 of 2 RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 21 Copyright 2011 Nokia All rights reserved ...

Страница 68: ...e key does not react when a keydome key is pressed the failure is caused by mechanical reasons dirt rust mechanical damage etc If the failure mode is not clear start with the Keyboard test in Phoenix RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 22 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 70: ...ctions for display troubleshooting Context The display is in a normal mode when the phone is in active use Display is in a sleep mode when the phone is in the screen saver mode RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 24 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 71: ... defects that are acceptable for this type of display The criteria when pixel defects are regarded as a display failure resulting in a replacement of the display are presented the following table Table 9 Pixel defects Item White dot defect Black dot defect Total 1 Defect counts R G B White Dot Total 1 1 1 1 1 1 2 Combined defect counts Not allowed Two single dot defects that are within 5 mm of eac...

Страница 72: ...ontext Use the display test tool in Phoenix to find the detailed fault mode Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 26 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 73: ...and FM radio troubleshooting Bluetooth troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 27 Copyright 2011 Nokia All rights reserved ...

Страница 74: ...ctures with main camera When taking a test picture remember the following Avoid bright fluorescent light 50 60Hz electrical network or high artificial illumination levels RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 28 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 75: ...r the following The center of the picture is sharper than the edges The image may be blurred though it does not show in the viewfinder Analyse the picture from your PC monitor full colour setting is recommended If possible compare with a picture of the same motive taken with a similar Nokia device If camera has auto focus Remember that the white focussing frame which appears when the camera button...

Страница 76: ...ound Internal handsfree output is measured using a current probe if a special low pass filter designed for measuring a digital amplifier is not available Note also that when using a current probe the input signal frequency must be set to 2kHz The input signal for each loop test can be either single ended or differential Required equipment The following equipment is needed for the tests Oscilloscop...

Страница 77: ... results presented in this table apply when no accessory is connected and battery voltage is set to 3 7V Earpiece internal microphone and speaker are in place during measurement Applying a headset accessory during measurement causes a significant drop in measured quantities The gain values presented in the table apply for a differential output vs single ended differential input Loop test Input ter...

Страница 78: ...tal amplifiers is unavailable the measurement must be performed with a current probe and the input signal frequency must be 2kHz Figure 11 Differential output waveform of the Ext_in_IHF_out out loop measurement when speaker is connected RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 32 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 79: ...the HP_in_Ext_out loop when microphone is connected Internal earpiece troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 33 Copyright 2011 Nokia All rights reserved ...

Страница 80: ...Internal microphone troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 34 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 81: ...Internal handsfree IHF troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 35 Copyright 2011 Nokia All rights reserved ...

Страница 82: ...External earpiece troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 36 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 83: ...External microphone troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 37 Copyright 2011 Nokia All rights reserved ...

Страница 84: ...rough a single hole on the front cover A cover The sound reproduced from the IHF speaker radiates from the sound holes located on the bottom part of the phone For a correct functionality of the phone all sound holes must be always open When the phone is used care must be taken not to close any of those holes with a hand or fingers The phone should be dry and clean and no objects must be located in...

Страница 85: ...Earpiece troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 39 Copyright 2011 Nokia All rights reserved ...

Страница 86: ...IHF troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 40 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 87: ...Microphone troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 41 Copyright 2011 Nokia All rights reserved ...

Страница 88: ...Vibra troubleshooting Troubleshooting flow RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 42 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 89: ...th Tucson is successfully performed phone variant will be changed Data for the new variant is extracted from Nokia System and programmed in the phone After successful change phone specific information in Nokia systems will match the new variant and it can be used for e g certificate restoring If you perform several product code changes Nokia system will always be up to date with the latest success...

Страница 90: ...hone information from NOL based on IMEI number PIN codes 4 Digit PIN for DCT 4 Flash Use Smart Card Activator UI in Phoenix to request it from Nokia by email You have 3 attempts to enter this PIN correctly If you enter PIN incorrectly or forget it you need to request it from Nokia again by using Smart Card Activator UI in Phoenix 5 Digit TUCSON PIN for SX 4 use You will get PIN by email when your ...

Страница 91: ...ored in Nokia system It is recommended to perform Restore function without selecting Flash Product option to avoid possible SW downgrade which causes the phone to die Information from phone and Smart Card are read and connection to Tucson server is established RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 45 Copyright 2011 Nokia All rights reserved ...

Страница 92: ... and programmed in the phone After programming confirmation about successful event is sent to Nokia system RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 46 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 93: ... which have been delivered to you by email Please note that characters are case sensitive Select product code of new variant from list If product code you want is not shown please install correct data package including the variant Select OK and SWAP RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 47 Copyright 2011 Nokia All rights reserved ...

Страница 94: ...onnection to Tucson server is established If Flash Product option was selected phone SW is programmed RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 48 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 95: ... system is programmed in the phone Confirmation about successful event is sent to Nokia system RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 49 Copyright 2011 Nokia All rights reserved ...

Страница 96: ...re the data this information will be sent back to phone Warranty information in NOL will show the current information in about 24 hours RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 50 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 97: ...SN Rebuild DCT 4 Menu Provide Tucson Password and PIN code which have been delivered to you by email Please note that characters are case sensitive Product code shown on the UI does not matter because during restoring it will be replaced by the product code which is the latest one stored in Nokia system Do not select the Flash Product option RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide...

Страница 98: ...ished Information from Nokia system is retrieved and programmed in the phone Confirmation about successful event is sent to Nokia system RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 52 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 99: ...uct read phone information to check communication with phone Open Tools Product Code Change DCT 4 Menu Provide Tucson Password and PIN code which have been delivered to you by email Please note that characters are case sensitive Do not select the Flash Product option RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 53 Copyright 2011 Nokia All rights rese...

Страница 100: ...Nokia system is retrieved and programmed in the phone Confirmation about successful event is sent to Nokia system Phone has now been changed to another variant If there is need to restore the data this information will be sent back to phone Warranty information in NOL will show the current information in about 24 hours RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 54 COMPANY CONF...

Страница 101: ...ed to complete variant changes concerning SIM locked variants variant to variant changes You will be requested to enter this PIN when connection to Tucson server has been established and system detects that you are trying to modify a locked variant RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 55 Copyright 2011 Nokia All rights reserved ...

Страница 102: ...Tucson system you will receive response with file attachment via email When you receive response file by email please save it to a file on your PC Open Tools Smart Card Activator menu Provide Tucson Password and PIN code which have been delivered to you by email Please note that characters are case sensitive Select Process License Request Browse to the location where you have saved the response fi...

Страница 103: ... the response file When programming DCT 4 generation phones you must enter the PIN code to Options UI in Firmware Update menu RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Issue 1 COMPANY CONFIDENTIAL Page 3 57 Copyright 2011 Nokia All rights reserved ...

Страница 104: ...een registered to NOL Security Device Master Please check that the Smart card you are using has been approved for Tucson use When card has been approved you should have received confirmation by email from local Nokia care Please check with local Nokia care support if needed Please check that your internet connection works RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 58 COMPANY C...

Страница 105: ...NGE THE PRODUCT INTO Please check that data package supporting the product code is installed During product code change involving product SW downgrade Tucson system checks for all HW and SW combinations which have been made in Factory If Tucson procedure fails because of the invalid HW SW combination the combination is not possible This can not be changed in any way The HW your phone has not been ...

Страница 106: ...or a few working days and retry Failed attempt will trigger data recovery in Nokia systems data will be restored but it takes some time Please also check that the product code can be found from an official data package If problem is not solved after some working days please report issue to Nokia The Smart Card you are using is not authorized to perform this operation Please use SX 4T Smart Card fo...

Страница 107: ...can be related to SIM Lock or a certificates Missing data is automatically retrieved and corrected within one working week Please wait for one working week Please report issue to Nokia Common things to be checked in case of problems Please check that communication between phone and Phoenix works Check connection manager for correct connection type RM 721 RM 722 BB Troubleshooting and Manual Tuning...

Страница 108: ... Does the information in NOL match the current status of phone Please note that it may have been processed offline without Tucson connection If Product code change fails always try the restore procedure first so information in phone will match the information in Nokia system and then try to change the product code If you experience problems with DCT 4 models when using the FPS 21 Flash Prommer ple...

Страница 109: ...r ID it is possible to trace the problem in system Baseband manual tuning guide Energy management calibration Prerequisites Energy Management EM calibration is performed to calibrate the setting gain and offset of AD converters in several channels that is battery voltage BSI battery current to get an accurate AD conversion result Hardware setup An external power supply is needed Supply 12V DC from...

Страница 110: ...9 Click Read and confirm that the new calibration values are stored in the phone memory correctly If the values are not stored to the phone memory click Write and or repeat the procedure again 10 To end the procedure close the Energy Management Calibration window RM 721 RM 722 BB Troubleshooting and Manual Tuning Guide Page 3 64 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved...

Страница 113: ... transmitter TX troubleshooting 4 13 GSM transmitter troubleshooting 4 13 GSM transmitter troubleshooting flowchart 4 16 WCDMA transmitter troubleshooting 4 17 WCDMA transmitter troubleshooting flowchart 4 20 Antenna 4 21 Antenna overview 4 21 Main antenna functionality 4 21 Antenna troubleshooting 4 21 List of Figures Figure 13 Auto tuning concept with CMU200 4 6 Figure 14 Phoenix RSSI Reading wi...

Страница 115: ...Alternatively a spectrum analyser and a RF generator can be used However some tests in this guide are not possible to perform if this solution is chosen Note A mobile phone WCDMA transmitter should never be tested with full TX power only if it is possible to perform the measurement in a good RF shielded room Even low power WCDMA transmitters may disturb nearby WCDMA networks and cause problems to ...

Страница 116: ...ata package e g Nokia_firmware_RM721 RM722_DP20_3 471__sw 1 00 exe The data package defines the phone specific settings Steps 1 Make sure the phone in the jig is connected to the equipment Else some menus will not be shown in Phoenix 2 Go to loss settings by selecting Tuning Alt_U SET LOSS from the menu 3 Set the loss between CMU200 and the phone Total loss cable jig 4 Go to auto tuning by selecti...

Страница 117: ...his test measures the signal strength of the received signal For GSM RSSI measurements see section GSM RX chain activation for manual measurements GSM RSSI measurement page 4 7 For a similar test in WCDMA mode see section WCDMA RSSI measurement page 4 11 GSM RX chain activation for manual measurements GSM RSSI measurement Prerequisites Make the following settings in signal generator and Phoenix se...

Страница 118: ...4 Phoenix RSSI Reading window Results The reading should reflect the level of the signal generator minus losses 5dB When varying the level in the range 30 to 102dBm the reading should then follow within 5dB RM 721 RM 722 RF Troubleshooting Page 4 8 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 120: ...following table Band to be tested Phoenix Channel Signal generator to antenna connector WCDMA I 10700 2141 MHz WCDMA II 9800 1960 MHz WCDMA V 4408 881 6 MHz WCDMA VIII 3013 943 6 MHz 3 Make the following general settings the same values for all bands Setting Value AGC Mode Algorithm AFC Algorithm OFF AFC DAC 1024 4 Click Start to activate the settings RM 721 RM 722 RF Troubleshooting Page 4 10 COM...

Страница 121: ...t page 4 10 Connect signal generator to RF connector and use appropriate frequency for each channel Steps 1 In Phoenix select Testing WCDMA RX Power measurement The Rx Power Measurement window opens Figure 16 Phoenix Rx Power Measurement window 2 In the RX Power measurement window select Mode RSSI Continuous mode 3 Click Start to perform the measurement Note WCDMA RSSI measurement is accurate only...

Страница 123: ...tly in production The TX path for GSM and WCDMA are using the same filters in some bands Please refer to RF component reference page 4 0 for details Note Never activate the GSM or WCDMA transmitter without a proper antenna load Always connect a 50Ω load to the RF connector antenna RF measurement equipment or at least a 2W dummy load otherwise the GSM or WCDMA Power amplifier PA may be damaged GSM ...

Страница 124: ...Mode Burst Edge Off Tx Data Type Random Tx PA Mode High Tx Power Level 5 4 Check the basic TX parameters using a communication analyser e g CMU200 Power Phase error Modulation Switching spectrum RM 721 RM 722 RF Troubleshooting Page 4 14 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 125: ...readings 5 Change the power level in RF controls window and make sure the power reading follows accordingly RM 721 RM 722 RF Troubleshooting Issue 1 COMPANY CONFIDENTIAL Page 4 15 Copyright 2011 Nokia All rights reserved ...

Страница 126: ...want to troubleshoot GSM850 GSM1800 or GSM1900 change the band in the RF controls window and set the communication analyser accordingly GSM transmitter troubleshooting flowchart Troubleshooting flow RM 721 RM 722 RF Troubleshooting Page 4 16 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 127: ...ndow 3 Make settings for the band to be tested according to the following table Band Channel WCDMA I 9750 WCDMA II 9400 WCDMA V 4183 WCDMA VIII 2788 4 Make the following general settings the same values for all bands Note that Max power limit is not checked by default RM 721 RM 722 RF Troubleshooting Issue 1 COMPANY CONFIDENTIAL Page 4 17 Copyright 2011 Nokia All rights reserved ...

Страница 128: ...ode 1 Weight 15 Code class 2 Note Use the Start level option to set the TX power level 5 Click Send to enable the settings and activate TX If settings are changed eg new channel selected you have to click RF Stop and Send again 6 Check the basic TX parameters using a communication analyser e g CMU200 RM 721 RM 722 RF Troubleshooting Page 4 18 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All r...

Страница 130: ...WCDMA transmitter troubleshooting flowchart Troubleshooting flow RM 721 RM 722 RF Troubleshooting Page 4 20 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 131: ...diators are matched monopoles the matching network consists of components which are soldered on the antenna flex and are located on the bottom side of the assembled antenna module There are three pads close to the matching network They act as contact areas for the C Clips on the PWB The outer ones are ground and the middle area is the antenna feed as shown in the above figure The main antenna func...

Страница 132: ...a on the PWB Also check that the spring clip fits well in the Bluetooth antenna and has a proper contact to the wire in the PWB In case of damage the whole B cover needs to be replaced RM 721 RM 722 RF Troubleshooting Page 4 22 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 135: ...interface 5 15 Audio concept 5 16 Audio concept 5 16 Internal microphone 5 17 Internal earpiece 5 18 IHF speaker 5 18 External microphone 5 18 External earpiece 5 19 Vibra 5 19 AV connector 5 19 Combo memory 5 20 RF description 5 20 Receiver RX 5 20 Transmitter TX 5 20 List of Tables Table 11 Nominal voltages 5 9 Table 12 AV connector pins 5 20 List of Figures Figure 21 Battery pin order 5 8 Figur...

Страница 136: ... Camera concept 5 16 Figure 32 Audio block diagram 5 17 Figure 33 Internal microphone 5 18 Figure 34 Internal earpiece 5 18 Figure 35 AV connector 5 19 Figure 36 Vibra 5 19 Figure 37 AV connector pin layout 5 20 RM 721 RM 722 System Module Page 5 4 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 137: ...audio and RTC Bluetooth and FM radio are physically integrated in one single ASIC Key components Function Description Item ref Main board 2MJK 2MJL Energy management ASIC PEARL_J N2200 RF ASIC Vapaus N7500 Processor RAP3GS2v4 D2800 PA GSM Front end module FEM quad band N7520 PA WCDMA Triple band PA N7540 Oscillators VCTCXO G7500 Memory 1 Gbit M3 DDR SDRAM 512 Mbit combo stacked with RAP D3000 FM r...

Страница 140: ...C 1020 mAh battery The three poles are named VBAT BSI and GND where the BSI line is used to recognize the battery capacity This is done by means of an internal battery pull down resistor Figure 21 Battery pin order RM 721 RM 722 System Module Page 5 8 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...

Страница 141: ...he table below normal and extreme voltages are shown when a BL 5C battery is used Table 11 Nominal voltages Voltage Voltage V Condition General Conditions Nominal voltage 4 0 Lower extreme voltage 3 145 Higher extreme voltage fast charging 4 23 HW Shutdown Voltages Vmstr 2 1 0 1 Off to on Vmstr 1 9 0 1 On to off SW Shutdown Voltages Sw shutdown 3 106 In call Sw shutdown 3 2 In idle Min Operating V...

Страница 142: ...system 38 4MHz RF clock produced by the RF section and 32 768kHz sleep clock produced by EM ASIC N2200 with an external crystal 32 k Sleep Clock is always powered on after startup Sleep clock is used by RAP for low power operation SMPS Clk is 3 2 MHz clock line from RAP to EM ASIC N2200 In deep sleep mode when VCTCXO is off this signal is set to 0 state RF CLK Ext is 38 4 RF CLK Ext from Vapaus AS...

Страница 143: ...cted to the engine through the level shifter in Pearl Gazoo to adapt the 1 8V I O IF of the RAP3GS2v4 x to the 3V IF of the SD IF The microSD card can only be removed or inserted when the battery is removed Figure 24 MicroSD card interface USB interface The phone has an interface for USB Universal Serial Bus and it supports device mode Device mode means that the mobile terminal can be a USB device...

Страница 144: ... protection of the input to the baseband module Figure 26 Charger interface Bluetooth Bluetooth provides a fully digital link for communication between a master unit the phone and one or more slave units e g a wireless headset Data and control interface for a low power RF module is provided by the module The Bluetooth is physically integrated with the FM radio into one single module From a functio...

Страница 145: ...ata bus In addition a UART universal asynchronous receiver transmitter is used for data communication and controls FM radio The FM radio is physically integrated with the Bluetooth into one single module From a functional point of view they however have nothing in common RM 721 RM 722 System Module Issue 1 COMPANY CONFIDENTIAL Page 5 13 Copyright 2011 Nokia All rights reserved ...

Страница 146: ...ace Display module Display module The display module consists of a large 2 0 QVGA 320 x 240 pixels TFT display with 262K colours The interconnection between the display module and RAP engine is implemented with a 25 pin board to board connector The display module is equipped with a driver with bi directional 8 bit parallel interfaces RM 721 RM 722 System Module Page 5 14 COMPANY CONFIDENTIAL Issue...

Страница 147: ...n problems Figure 30 Backlight and illumination concept Camera concept Camera interface The camera module is a EDOF 3 2 Mpix The camera is connected directly to the baseband no hardware accelerator is used Processing of the image is done by phone processor using NIPS Nokia Imaging Perfection System algorithms The CCI bus Camera Command Interface is an I2C compatible interface that is used bidirect...

Страница 148: ... Audio concept Audio concept The functional core of the audio hardware is built around two ASICs Energy management ASIC N2200 and digital ASIC D2800 N2200 provides an interface for the transducers and the AV connector There are three audio transducers one earpiece one IHF speaker one Clapton microphone N2200 also provides an output for the vibra motor All external audio accessories are connected t...

Страница 149: ...able HP mode Internal hands free IHF mode Microphone X X Earpiece X Speaker X Internal microphone The Clapton microphone is located in the antenna module The MIC1P connects directly to the EM ASIC N2200 RM 721 RM 722 System Module Issue 1 COMPANY CONFIDENTIAL Page 5 17 Copyright 2011 Nokia All rights reserved ...

Страница 150: ...r is needed Figure 34 Internal earpiece IHF speaker The IHF speaker B2121 is located at the bottom side of the main board No additional amplifier is used External microphone An external microphone can be connected to the device via the 3 5 mm AV connector X2100 located at the bottom side of the main board RM 721 RM 722 System Module Page 5 18 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All r...

Страница 151: ...is supplied directly from the PEARL_J vibra outputs Figure 36 Vibra AV connector The 3 5mm AV connector consists of mono or stereo audio output mono audio input and optional features like control data over microphone line A connected male connector is detected on pin 6 PLUG_DET Accessories are detected as basic headset no ECI or as intelligent ECI communication devices Note Only use an approved ca...

Страница 152: ...al is received by the phone s antenna The signal is converted to a digital signal and is then transferred further to the baseband e g to the earpiece The receiver functions are implemented in the RF ASIC Signals with different frequencies take different paths therefore being handled by different components The principle of GSM and WCDMA is the same Transmitter TX The digital baseband signal e g fr...

Страница 155: ...dicator BT Bluetooth CBus MCU controlled serial bus connected to UPP_WD2 UEME and Zocus CCP Compact Camera Port CDMA Code division multiple access 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 CSD Circuit switched da...

Страница 156: ...ensated super twisted nematic GMSK Gaussian Minimum Shift Keying GND Ground conductive mass GPIB General purpose interface bus GPRS General Packet Radio Service GSM Group Special Mobile Global System for Mobile communication HSDPA High speed downlink packet access HF Hands free HFCM Handsfree Common HS Handset HSCSD High speed circuit switched data data transmission connection faster than GSM HW H...

Страница 157: ...Multipoint to point connection NFC Near field communication NTC Negative temperature coefficient temperature sensitive resistor used as a temperature sensor OMA Object management architecture OMAP Operations maintenance and administration part Opamp Operational Amplifier PA Power amplifier PCM Pulse Code Modulation PDA Pocket Data Application PDA Personal digital assistant PDRAM Program Data RAM o...

Страница 158: ...r Identity Module SMPS Switched Mode Power Supply SNR Signal to noise ratio SPR Standard Product requirements SRAM Static random access memory STI Serial Trace Interface SW Software SWIM Subscriber Wallet Identification Module TCP IP Transmission control protocol Internet protocol TCXO Temperature controlled Oscillator Tiku Finnish for Chip Successor of the UPP TX Radio Transmitter UART Universal ...

Страница 159: ...r VF View Finder Vp p Peak to peak voltage VSIM SIM voltage WAP Wireless application protocol WCDMA Wideband code division multiple access WD Watchdog WLAN Wireless local area network XHTML Extensible hypertext markup language Zocus Current sensor used to monitor the current flow to and from the battery RM 721 RM 722 Glossary Issue 1 COMPANY CONFIDENTIAL Page Glossary 7 Copyright 2011 Nokia All ri...

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