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Nokia Asha 202 /2020 (RM-834)

Nokia Asha 203 /2030 (RM-832/RM-833)

L1L2 Service Manual

Version 1.0

SERVICE MANUAL

Level 1&2

Nokia Asha

202 / 2020

RM-834

Nokia Asha

203 / 2030

RM-832/RM-833

Transceiver characteristics

Band

EGSM 850/1900 MHz (RM-833)

EGSM 900/1800 MHz (RM-832/RM-834)

Display

2.4” QVGA TFT display, 320x240 pixels

Camera

2 Mpix camera with 4x digital zoom

Operating System

S40

Connections

3.5mm AV Jack
2.0mm DC Jack
Micro USB
Micro SD card slot

Transceiver with BL-5C battery pack

Talk time

Standby

GSM:

Up to 5.8

hours

GSM:

Up to 610

hours

Note:

Talk times are dependent on network
parameters and phone settings

Summary of Contents for 2020

Page 1: ...2 RM 833 Transceiver characteristics Band EGSM 850 1900 MHz RM 833 EGSM 900 1800 MHz RM 832 RM 834 Display 2 4 QVGA TFT display 320x240 pixels Camera 2 Mpix camera with 4x digital zoom Operating System S40 Connections 3 5mmAV Jack 2 0mmDC Jack Micro USB Micro SD card slot Transceiver with BL 5C battery pack Talk time Standby GSM Up to 5 8 hours GSM Up to 610 hours Note Talk times are dependent on ...

Page 2: ...ia All rights reserved Version 1 0 Table of contents 1 COPYRIGHT 4 2 WARNINGS AND CAUTIONS 5 2 1 WARNINGS 5 2 2 CAUTIONS 5 3 ESD PROTECTION 6 4 CARE AND MAINTENANCE 7 5 BATTERY INFORMATION 8 6 EXPLODED VIEW 9 7 SERVICE DEVICES 10 8 SOFTWARE UPDATE 11 9 DISASSEMBLY INSTRUCTIONS 12 10 ASSEMBLY HINTS 18 11 SOLDER COMPONENTS 19 ...

Page 3: ...by authorized NOKIA service suppliers and the content of it is confidential Please note that NOKIA provides also other guidance documents e g Service Bulletins for service suppliers follow these regularly and comply with the given instructions While every endeavor has been made to ensure the accuracy of this document some errors may exist If you find any errors or if you have further suggestions p...

Page 4: ...Nokia reserves the right to make changes and improvements to any of the products described in this document without prior notice 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 e...

Page 5: ...E HANDPORTABLE TELEPHONE MUST NOT BE OPERATED IN AREAS LIKELY TO CONTAIN POTENTIALLY EXPLOSIVE ATMOSPHERES EG PETROL STATIONS SERVICE STATIONS BLASTING AREAS ETC 3 OPERATION OF ANY RADIO TRANSMITTING EQUIPMENT INCLUDING CELLULAR TELEPHONES MAY INTERFERE WITH THE FUNCTIONALITY OF INADEQUATELY PROTECTED MEDICAL DEVICES CONSULT A PHYSICIAN OR THE MANUFACTURER OF THE MEDICAL DEVICE IF YOU HAVE ANY QUE...

Page 6: ...se To replace the covers ESD protection must be applied All electronic parts of the product are susceptible to ESD Resistors too can 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 b...

Page 7: ...ts moving parts can be damaged Do not store the phone in hot areas High temperatures can shorten the life of electronic devices damage 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 ci...

Page 8: ... time to time by leaving the product switched on until it turns itself off or by using the battery discharge facility of any approved accessory 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...

Page 9: ...EAKER GASKET I0017 VOLUME KEY I0015 AV JACK I0018 DC JACK I0019 IHF SPEAKER I0016 B COVER I0025 LIGHT SWAP PWB I0008 CAMERA I0013 TOUCH WINDOW I0004 A COVER I0003 BB SHIELDING LID I0010 FEM SHIELDING LID I0011 TYPE LABEL I0012 DISPLAY I0007 DOMESHEET I0009 SIM2 COVER I0021 LOCK KEY I0014 ANTENNA I0020 D COVER I0022 UI SHIELDING I0006 SCREW TORX SIZE 4 M1 4 3 4 I0024 SCREW TORX SIZE 4 RF1 4 4 0 I00...

Page 10: ...sion 1 0 7 SERVICE DEVICES CA 101 Service Cable AC 11 Travel Charger AC 8C CA 190CD China Battery BL 5C SS 276 Camera removal tool Nokia Standard Toolkit v2 For more information refer to the Service Bulletin SB 011 on Nokia Online Supplier or manufacturer contacts for tool re order can be found in Recommended service equipment document on Nokia Online ...

Page 11: ...a Internal Use Only Copyright 2012Nokia All rights reserved Version 1 0 8 SOFTWARE UPDATE Flash concept Point of Sale To use the FLS 5 Flash Dongle follow the user guide inside the sales package Please check always for the latest version of flash software which is available on Nokia Online ...

Page 12: ...ions are made with dual SIM variant 2 For disassembling you need the Nokia Standard Toolkit version 2 You will also need the camera removal tool SS 276 an AV plug and a DC plug 3 Protect the A COVER with protective film 4 Use the opening notch to release the B COVER Remove the B COVER 5 Unscrew the two TORX size 4 screws in the order shown Do not use themagain Discard them 6 Unscrew the two TORX s...

Page 13: ...holding the A COVER 8 Release also the left side of the A COVER with the SRT 6 9 To remove the A COVER first lift up the bottom end of the A COVER and then release the top end of the cover 10 Protect the DISPLAY with protective film 11 Protect the other side of the TOUCH WINDOW with protective film 12 Carefully release the KEYMAT by pushing it from the inner side of the A COVER Remove the KEYMAT ...

Page 14: ...yourself with the sharp end of the dental tool 14 Use the dental tool to remove the EARPIECE GASKET Do not use the EARPIECE GASKET again 15 Unscrew the four TORX size 6 screws in the order shown Do not use themagain Discard them 16 Open the SIM2 COVER Only Dual SIM variant 17 Carefully push the ENGINE BOARD out with fingers to separate it from the D COVER 18 Release carefully the two clips on the ...

Page 15: ...the UI SHIELDING up and remove it 21 Turn the LCD over 22 Disconnect the DISPLAY CONNECTOR with the SS 93 Remove the DISPLAY Be careful not to damage any components nearby 23 Release one corner of the DOMESHEET with the SS 93 and then peel it off with fingers Do not use it again 24 Place the camera removal tool SS 276 on top of the CAMERA and push down the button on top of the SS 276 Lift the SS 2...

Page 16: ...ts reserved Version 1 0 25 Pull out the LOCK KEY 26 Pull out the VOLUME KEY 27 Slide the SIM2 COVER to the right and then pull it out Only Dual SIM variant 28 Release the IHF SPEAKER with the SS 93 29 Remove the IHF SPEAKER with tweezers Do not use it again Discard it 30 Remove the IHF GASKET with tweezers Do not use it again Discard it ...

Page 17: ...Nokia All rights reserved Version 1 0 31 Use an AV plug to lever the AV JACK out and remove it 32 Use a DC plug to lever the DC JACK out and remove it 33 Release the ANTENNA with the SS 93 from the shown place 34 Remove the ANTENNA 35 Now the Nokia 220 2020 and 203 2030 disassembly procedure is complete END OF DISASSEMBLY ...

Page 18: ...2012Nokia All rights reserved Version 1 0 10 ASSEMBLY HINTS 1 Tighten the four TORX size 6 screws to the torque of 16 Ncm in the order shown 2 Tighten the two TORX size 4 RF1 4 4 0 screws to the torque of 12 Ncm in the order shown 3 Tighten the two TORX size 4 M1 4 3 4 screws to the torque of 12 Ncm in the order shown ...

Page 19: ...ternal Use Only Copyright 2012Nokia All rights reserved Version 1 0 11 SOLDER COMPONENTS X7451 X7452 F2051 F2050 V2404 V2403 S2420 S2422 S2421 Charger fuse USB fuse Volume Zoom switch Volume Zoom switch Lock key Main antenna GND spring Main Antenna spring Keypad LED Keypad LED TOP BOTTOM v1 0 ...

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