Page 1
Nokia C1-
02
Service Manual Level 1&2
Transceiver characteristics
Band
Display
Operating System
Connections:
Talk time
Standby
BL-5C:
BL-5CB:
BL-5C:
BL-5CB:
Note:
Talk times are dependent on network parameters
RM-643 / RM-644
SERVICE MANUAL
Level 1&2
RM-643 / RM-644
RM-643:
EGSM 900/1800
RM-644:
EGSM 850/1900
128x160 TFT display
Series 40
Bluetooth
3.5mm jack
Micro USB
Transceiver with BL-5C / BL-5CB battery pack
Ectel: 5.5 h
Best: 20 h
Ectel: 4 h
Best: 15 h
Ectel: 593 h
Best: 744 h
Ectel: 465 h
Best: 583 h
1 Confidential | Copyright © 2010 Nokia | All rights reserved Version 1.0
and phone settings
Page 2
Nokia C1-
02
Service Manual Level 1&2
RM-643 / RM-644
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
2 Confidential | Copyright © 2010 Nokia | All rights reserved Version 1.0
Page 3
Nokia C1-
02
Service Manual Level 1&2
Status
Version No.
Date
Comments
RM-643 / RM-644
CHANGE HISTORY
Approved 1.0 12.11.2010 First approved version
The purpose of this document is to help NOKIA service levels 1 and 2 workshop technicians to
carry out service to NOKIA products. This Service 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 have further suggestions, please notify NOKIA using the
address below:
Nokia Care Academy
service.manuals@nokia.com
Please keep in mind also that this documentation is continuously being updated and modified,
so watch always out for the newest version.
3 Confidential | Copyright © 2010 Nokia | All rights reserved Version 1.0
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