Service Manuals, User Guides, Schematic Diagrams or docs for : NOKIA Mobile Phone 2270-2272-2275-2285 12-sys
<< Back | HomeMost service manuals and schematics are PDF files, so You will need Adobre Acrobat Reader to view : Acrobat Download Some of the files are DjVu format. Readers and resources available here : DjVu Resources
For the compressed files, most common are zip and rar. Please, extract files with Your favorite compression software ( WinZip, WinRAR ... ) before viewing. If a document has multiple parts, You should download all, before extracting.
Good luck. Repair on Your own risk. Make sure You know what You are doing.
Image preview - the first page of the document
>> Download 12-sys documenatation <<
Text preview - extract from the document
CCS Technical Documentation
RH-3 Series Transceivers
System Module
Issue 1 06/2003 Confidential Nokia Corporation
RH-3
System Module CCS Technical Documentation
Page 2 Nokia Corporation Confidential Issue 1 06/2003
RH-3
CCS Technical Documentation System Module
Contents
Page No
Transceiver RH-3/RH-3P/RH-3DNG ............................................................................ 5
Introduction ..................................................................................................................5
Operational Modes .......................................................................................................5
Engine Module .............................................................................................................7
Environmental Specifications ................................................................................... 7
Temperature Conditions ............................................................................................ 7
Baseband Module ........................................................................................................7
UEM .......................................................................................................................... 8
BB-RF Interface Connections ....................................................................................10
UPP.......................................................................................................................... 12
Flash Memory ......................................................................................................... 13
User Interface Hardware ............................................................................................13
LCD......................................................................................................................... 13
Keyboard ................................................................................................................. 14
Lights....................................................................................................................... 14
Vibra........................................................................................................................ 15
Audio Hardware .........................................................................................................15
Earpiece................................................................................................................... 15
Microphone ............................................................................................................. 15
Buzzer...................................................................................................................... 16
Battery ........................................................................................................................16
Phone Battery .......................................................................................................... 16
Battery Connector ................................................................................................... 17
Accessories Interface .................................................................................................17
System Connector ................................................................................................... 17
Charger IF ............................................................................................................... 21
Test Interfaces ............................................................................................................21
Production Test Pattern ........................................................................................... 21
General Information About Testing ........................................................................ 23
RF Module .................................................................................................................24
Requirements........................................................................................................... 24
Temperature Conditions .......................................................................................... 24
Main Technical Characteristics ............................................................................... 24
Antenna ................................................................................................................... 24
Transmitter .............................................................................................................. 25
Synthesizer .............................................................................................................. 26
Receiver................................................................................................................... 28
GPS Engine .................................................................................................................. 29
Introduction ................................................................................................................29
Issue 1 06/2003 Nokia Corporation Confidential Page 3
RH-3
System Module CCS Technical Documentation
Page 4 Nokia Corporation Confidential Issue 1 06/2003
RH-3
CCS Technical Documentation System Module
Transceiver RH-3/RH-3P/RH-3DNG
Introduction
The current RH-3 family includes Model 2285 (RH-3), Model 2270 (RH-3P), and
Model 2275 (RH-3DNG).
Model 2285 is a CDMA dual-mode engine (1900/800 MHz CDMA), supporting the CDMA
1XRTT Standard Air Interface. In addition, Model 2285 includes a built-in GPS engine
(GE) for E-911 emergency services.
Model 2270 is a PCS single-band CDMA 1900 engine, including a built-in GPS engine
(GE) for E-911 emergency services.
Model 2275 is a dual-band (PCS and Cell) engine. No GPS support is provided.
Note: The RH-3 family does NOT support AMPS.
The RH-3 family uses the following antennas:
◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo