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2228 bar RM-377

Service Manual Level 1&2

 

 

 

 

 

 

 

 

 

 

 

 

   Version 1.0 

Confidential 

Copyright @ 2008 NOKIA. All rights reserved 

SERVICE MANUAL 

Level 1&2 

 

RM-377 

 

 
 

 

Transceiver characteristics 

 

Band

RM-377 : CDMA2000 1XRTT Cell band 

 
Display

:  

1.8” 128x160 pixel, 262k true color internal 
display 
 

Operating System

REX 

 
Connections

Micro USB port for charging and data transfer 
(USB 2.0+)  
 
Transceiver with BL-4C

 

battery pack 

Talk time 

Standby 

Note 

Up to 3.5 
hours 

10 days 

Depend 
network 
parameters 
and phone 
setting 

Summary of Contents for 2228 BAR

Page 1: ...77 Transceiver characteristics Band RM 377 CDMA2000 1XRTT Cell band Display 1 8 128x160 pixel 262k true color internal display Operating System REX Connections Micro USB port for charging and data transfer USB 2 0 Transceiver with BL 4C battery pack Talk time Standby Note Up to 3 5 hours 10 days Depend network parameters and phone setting ...

Page 2: ...s reserved 2 1 Change history 3 2 Copyright 4 3 Warnings and cautions 5 3 1 Warnings 5 3 2 Cautions 5 4 ESD protection 6 5 Care and maintenance 7 6 Battery information 8 7 Exploded view 9 8 Service devices 10 9 SW update 11 10 Disassembly instruction 12 11 Assembly hints 17 12 Solder components 22 ...

Page 3: ...Manual is to be used only 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 ...

Page 4: ...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 either express or implied ...

Page 5: ...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 QUESTIONS OTHER ELECTRONIC E...

Page 6: ...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 be done under ESD protecti...

Page 7: ...maged 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 circuit boards Do not use h...

Page 8: ...he 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 a metallic object coin cl...

Page 9: ...Service Manual Level 1 2 Version 1 0 Confidential Copyright 2008 NOKIA All rights reserved 9 7 EXPLODED VIEW See corresponding ITEM CIRCUIT REF in the Spare Parts Service Bulletins on NOL 2228 BAR RM 377 EXPLODED VIEW ...

Page 10: ...ger BL 4C Internal Battery RJ 230 Universal Soldering Jig CA 101 Service Cable SS 177 Domesheet Alignment Jig NMP 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 SS 194 Camera Remover ...

Page 11: ... RM 377 Service Manual Level 1 2 Version 1 0 Confidential Copyright 2008 NOKIA All rights reserved 11 9 SW UPDATE Please check always for the latest version of flash software which is available on Nokia Online ...

Page 12: ...Nokia 2228 ARTE disassembly 2 You need the Nokia Standard Toolkit version 2 3 SS 194 camera remover 4 Push release and lift to remove battery cover 5 Lift and remove battery 6 Unscrew these 4 screws in the order shown Screw torsion 1 1 Kgf cm 7 Disassemble the hook from the bottom of A cover 8 Lift and separate A cover and D cover 2 1 4 3 ...

Page 13: ...3 9 Remove the lanyard 10 A cover and D cover separated 11 Use the tweezers to remove the MIC 12 Unscrew the 2 screws in the order shown Screw torsion 1 1 Kgf cm 13 Lift up and remove the MB 14 M B and D cover separated 15 Use the tweezers to remove the receiver 16 Use the tweezers to remove the vibrator 2 1 ...

Page 14: ...7 Both the receiver and vibrator were removed 18 Release the right hook of antenna 19 Push and release the antenna 20 Remove the antenna rubber 21 Use the tweezers to remove the speaker 22 Bothe antenna and speaker were removed 23 Disassemble FPC connector hook 24 Use the tweezers to remove golden finger softly ...

Page 15: ...erved 15 25 Release the hook to remove the LCM from M B 1 26 Release the hook to remove the LCM from M B 2 27 Remove the LCM and bracket 28 Remove the receiver rubber 29 Remove the MIC USB rubber 30 Remove the camera rubber 31 Remove the camera bracket 32 Use SS 194 camera remover to remove the camera ...

Page 16: ...al Copyright 2008 NOKIA All rights reserved 16 33 Lift up the dome sheet 34 Tear off the dome sheet 35 MB disassembly completed 36 Use the tweezers to open the shielding case 37 Lift up and remove the shielding case 38 Shielding case removed 39 Disassembly complete ...

Page 17: ...yright 2008 NOKIA All rights reserved 17 11 ASSEMBLY HITS 1 Nokia 2228 ARTE disassembly 2 You need the Nokia Standard Toolkit version 2 3 SS 194 camera remover 4 Assemble key mat 5 Assemble decoration 6 Assemble MIC 7 Assemble camera into socket 8 Assemble camera bracket ...

Page 18: ...right 2008 NOKIA All rights reserved 18 9 Assemble receiver rubber 10 Assemble LCM and bracket 11 Assemble LCM and M B 1 12 Assemble LCM and M B 2 13 Assemble LCM and M B 3 14 Assemble LCM and M B 4 15 LCM and MB assembly completed 16 Use the tweezers to assemble speaker ...

Page 19: ... NOKIA All rights reserved 19 17 Assemble antenna rubber 18 Fix the right hook of antenna on PCB 19 Fix the left hook of antenna on PCB 20 Assemble vibrator 21 Use the tweezers to assemble receiver 22 Assemble micro USB rubber 23 D cover assembly completed 24 Assemble camera rubber ...

Page 20: ...20 25 Assemble M B and D cover 26 Lock M B and D cover Screw torsion 1 1 0 1 Kgf cm 27 Assemble indicator and lanyard 1 28 Assemble indicator and lanyard 2 29 Assemble lanyard and D cover 30 Fix the hook on the top of A cover 31 Fix the hook on the left of A cover 32 Fix the hook on the right of A cover 2 1 ...

Page 21: ...ential Copyright 2008 NOKIA All rights reserved 21 33 Use a torque driver for tightening the screws Screw torsion 1 1 0 1 Kgf cm 34 Assemble camera lens 35 Stick battery cover decoration 36 Insert battery 37 Assemble battery cover 38 Assembly completed 3 1 4 2 ...

Page 22: ...2228 bar RM 377 Service Manual Level 1 2 Version 1 0 Confidential Copyright 2008 NOKIA All rights reserved 22 12 SOLDER COMPONENTS 2228 bar RM 377 Components overview Solder components only for Level 2 ...

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