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Customer Care Solutions
NHL-4J/NHL-4JX Series Transceivers
System Module and User
Interface
Issue 2 06/03 Company Confidential Nokia Corporation
NHL-4J/NHL-4JX Company confidential
System Module and User Interface CCS Technical Documentation
Table of Contents
Page No
Glossary of Terms .......................................................................................................... 3
Introduction.................................................................................................................... 6
Electrical Modules .......................................................................................................6
Interconnection Diagram .............................................................................................6
Temperature Conditions ..............................................................................................7
Humidity ......................................................................................................................7
System Module : Baseband............................................................................................ 8
Baseband Module, technical summary ........................................................................8
Technical Summary .....................................................................................................9
Environmental Specifications ......................................................................................9
Temperature Conditions............................................................................................ 9
Humidity and Water Resistance .............................................................................. 10
Baseband Technical Specifications ...........................................................................11
Absolute Maximum Ratings.................................................................................... 11
DC Characteristics................................................................................................... 11
Power Distribution diagram .................................................................................... 13
Baseband External and Internal Signals and Connections ........................................14
Integrated HF Speaker............................................................................................. 15
FM Radio Interface ................................................................................................. 15
Internal Speaker....................................................................................................... 16
Integrated HF Speaker............................................................................................. 16
External Signals and Connections .............................................................................20
Keyboard (board-to-board) Connector.................................................................... 20
LCD Connector (Board to Board)........................................................................... 21
DC Connector.......................................................................................................... 22
Bottom Connector ................................................................................................... 22
SIM connector ......................................................................................................... 23
Internal Signals and Connections............................................................................ 23
Baseband Functional Description ................................................................................ 25
Modes of Operation ...................................................................................................25
No Supply................................................................................................................ 25
Back-up ................................................................................................................... 25
Acting Dead............................................................................................................. 25
Active ...................................................................................................................... 25
Sleep Mode.............................................................................................................. 26
Charging .................................................................................................................. 26
Battery ..................................................................................................................... 26
Power Up and Reset ...................................................................................................27
Power Up with PWR key ........................................................................................ 28
Power Up when Charger is connected .................................................................... 28
Power Up when Battery is connected ..................................................................... 28
RTC Alarm Power Up............................................................................................. 29
A/D Channels .............................................................................................................29
FM Radio ...................................................................................................................30
IR Module ............................................................................................................... 30
SIM Interface........................................................................................................... 30
ACI .......................................................................................................................... 31
Page 2 Nokia Corporation. Issue 2 06/03
Company confidential NHL-4J/
CCS Technical Documentation System Module and User Interface
External Accessory Regulator ................................................................................. 32
External Audio ...........................................................................................................32
External Microphone Connection ........................................................................... 32
External Earphone Connections .............................................................................. 33
Internal Audio ............................................................................................................34
IHF Speaker & Stereo Audio Amplifier ................................................................. 34
Internal Microphone................................................................................................ 34
Internal Speaker....................................................................................................... 34
IHF Speaker & Stereo Audio Amplifier ................................................................. 35
Memory Block ...........................................................................................................36
Security.................................................................................................................... 36
Clock distribution ......................................................................................................36
Audio Control.......................................................................................................... 37
Accessory identification and Power Supply............................................................ 37
Backup Battery........................................................................................................ 38
RF Module Introduction............................................................................................... 39
RF Frequency Plan ....................................................................................................40
DC characteristics ......................................................................................................41
Regulators................................................................................................................ 41
Typical current consumption................................................................................... 42
Power Distribution .................................................................................................. 43
RF characteristics ......................................................................................................... 44
Channel Numbers and Frequencies......................................................................... 44
Main RF characteristics........................................................................................... 44
Transmitter characteristics ...................................................................................... 44
Receiver characteristics........................................................................................... 45
RF Block Diagram .................................................................................................. 45
RF Block Diagram NHL-4J/NHL-4JX ................................................................... 46
Frequency Synthesizers .............................................................................................47
Receiver .....................................................................................................................47
Transmitter .................................................................................................................47
Front End................................................................................................................. 47
Power Amplifier...................................................................................................... 48
RF ASIC Helga ....................................................................................................... 49
AFC function........................................................................................................... 49
Antenna .................................................................................................................. 49
User Interface Modules ................................................................................................ 50
UI Board TK8 ............................................................................................................50
Keyboard ................................................................................................................. 50
Display .................................................................................................................... 51
LCD & Keypad Illumination................................................................................... 52
Internal Speaker....................................................................................................... 52
Buzzer...................................................................................................................... 52
Internal Microphone................................................................................................ 52
IR Module ..................................................................................................................53
Vibra ..........................................................................................................................53
Issue 2 06/03 Nokia Corporation. Page 3
NHL-4J/NHL-4JX Company confidential
System Module and User Interface CCS Technical Documentation
Schematics/Layouts, TK8_12 module (A3 size)................................................................................................
User Interface diagram 1 (ver.0.0 ed.16) ................................................................................................ 1
Parts Placement diagram ............................................................................................................................ 2
Schematics/Layouts, TB3_18 module (A3 size)................................................................................................
Block diagram 1 (ver.0.0 ed.4) ....................................................................................................................1
Block Diagram 2 (ver. 0 ed. 275) ...............................................................................................................2
System connector/baseband (ver.0.0 ed. 51) ..........................................................................................3
User Interface (ver. 0.0 ed. 53) ...................................................................................................................4
SIM reader (ver.0.0 ed. 15) ..........................................................................................................................5
Power management (ver. 1.3 ed. 106) ...................................................................................................6
DC/DC converter (ed. 0.0 ver.8) ..................................................................................................................7
Old power discrete (ver. 0 ed.7) .................................................................................................................8
Light filtering (ed. 2.0 ver 27)......................................................................................................................9
Power thermal resistor ...............................................................................................................................10
UPP_8M (ed. 2.0 ver. 101) ......................................................................................................................... 11
UPP decoupling capacitors (ed.1.3 ver. 9) ............................................................................................ 12
Flash (ed. 2.0 ver.28) .................................................................................................................................. 13
Flash decoupling capacitors (ver. 2.0 ed.4) .......................................................................................... 14
FM radio IC (ver.1.3 ed 145) .................................................................................................................... 15
FM radio unit (Ver. 0.0 ed. 117) ............................................................................................................... 16
RF/BB interface (ver. 1.3 ed. 40) ............................................................................................................ 17
Audio (ver. 0.0 ed. 41) ................................................................................................................................ 18
IR (Ver. 0.0 ed. 32) ....................................................................................................................................... 19
IR thermal resistor (ver. 0.0 ed. 5) .......................................................................................................... 20
RF Block Diagram (ver. 0.0 ed.5) ..............................................................................................................21
RF shields (ver. 0.0 ed.6)............................................................................................................................ 22
RF IC HELGA (ver. 0.0 ed.2) ...................................................................................................................... 23
RX Front End and Antenna Switch (ver. 0.0 ed.2 ) ............................................................................ 24
Power amplifier detection (ver. 0.2 ed. 3) ........................................................................................ 25
Parts Placement TB3_18, bottom .......................................................................................................... 26
Parts Placement TB3_18, top ................................................................................................................ 27
Test Points TB3_18, top side ................................................................................................................... 28
List of Test Points ........................................................................................................................................ 30
Page 4 Nokia Corporation. Issue 2 06/03
Company confidential NHL-4J/
CCS Technical Documentation System Module and User Interface
Glossary of Terms
ACI Accessory Control Interface
ADC Analog-Digital Converter
AEC Acoustic Echo Canceller
AFC Automatic Frequency Control
AGC Automatic Gain Control
AIF Application Interface
ALWE Background noise suppressor
AMS After Market Service
API Application Programming Interface
ARM Processor architecture
ASIC Application Specific Integrated Circuit
BB Baseband
BT Bluetooth
CBus Control Bus connecting UPP_WD2 with UEM
CCI Camera Control Interface
CCP Compact Camera Port
CMT Cellular Mobile Telephone (MCU and DSP)
CPU Central Processing Unit
CTSI Clocking Timing Sleep Interrupt
COBBA_GJP DCT3 RF-interface and audio codec ASIC with serial MAD interface
COG Chip On Glass
CSP Chip Scale Package
CSTN Color Super Twisted Nematic
DAC Digital-Analog Converter
Issue 2 06/03 Nokia Corporation. Page 5
NHL-4J/NHL-4JX Company confidential
System Module and User Interface CCS Technical Documentation
DAI Digital Audio Interface
DB Dual band
DCS1800 Digital Cellular system at 1800 MHz
DCT3 Digital Core Technology, 3rd generation
DCN Offset Cancellation control signal
DLL Dynamic Link Library
DRC Dynamic Range Controller
DSP Digital Signal Processor
EGSM Extended