
L1L2 Service Manual
Co nf id e nt ial | C o py rig ht © 2011 Nokia | All right s reserved
Transceiver characteristics
Band
WCDMA 850/900/1700/1900/2100
3.5” TFT Capacitive Touch nHD (16:9) 640 x 360
Transceiver with BP-3L battery pac k
GSM: Up to 15 hours
WC D M A:
GSM: Up to 360 hours
WC D M A:
Talk times are dependen t on network parameters
Level 1&2
RM-779
GSM 850/900/1800/1900
5Mpix with 4x d igital zoom
USB 2.0
3.5 mm Jack
Micro USB
Blu eto oth
Wi-Fi
FM R ad io
GPS
NFC
Up to 7 hours
Up to 400 hours
and phone settings

L1L2 Service Manual
Co nf id e nt ial | C o py rig ht © 2011 Nokia | A ll right s reserved
Table of contents
1. COPYRI GHT .......................................................................................................................................................................... 4
2. WAR NI NGS AND CAUTI ONS ............................................................................................................................................. 5
2.1 WARNINGS................................................................................................................................................................. 5
2.2 CAUTI ONS................................................................................................................................................................... 5
3. ESD PROTECTION ............................................................................................................................................................... 6
4. CARE AND MAINTENANCE ................................................................................................................................................ 7
5. BATTERY INFORMATION................................................................................................................................................... 8
6. EXPLODED VIEW ................................................................................................................................................................. 9
7. SERVI CE DEVIC ES ................................................................................................................................................................ 10
8. SOFT WARE UPD ATE ........................................................................................................................................................... 11
9. DISASSEMBLY INSTRUCTIONS ......................................................................................................................................... 12
10. ASS EMB LY HI NTS................................................................................................................................................................ 18
11. SOLDER COMPONENTS ...................................................................................................................................................... 20

Co nf id e nt ial | C o py rig ht © 2011 Nokia | A ll right s reserved
CHANGE HISTORY
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 th e 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.
L1L2 Service Manual