Nokia NSE-3 SERIES Service Manual Download Page 121

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PAMS

Technical Documentation

NSE–3

Disassembly & Troubleshooting Instructions

Page 18

Original, 11/97

Audio failure (1)

Uplink (microphone) and downlink (earphone) are broken

Voltage at pin 107 of MAD2 (D200)
is 2.8 V (without external audio de-
vices) HOOKDET

YES

Check

R259, R260

Voltage at pin 108 of MAD2 (D200)
is 2.8 V (without external audio de-
vices) HEADDET

Check

R257, R256, R261

YES

Frequency at pin 138 of MAD2 (D200)
is 1 MHz, square wave 2.8 Vpp

Check

N250 (Cobba)

Frequency at pin 139 of MAD2 (D200)
is 8 kHz, square wave pulses 2.8 Vpp

YES

Check

N250 (Cobba)

Uplink (microphone) is broken

Voltage at pin 6 of X100 is 1.8 V
Voltage at pin 7 of X100 is 0.3 V

YES

Check

microphone, X100 and micbias
components V250...

If OK, check that micbias control line
is (D200 pin1 ) 2.8 V during a call

during a call

YES

DC voltage at pins 59 and 60 of
N250 is 1.4 V during a call

Check

N250 (Cobba)

YES

Analog audio signal (few millivolts) at pins 59 and 60
of N250 during a call

Check

C262, C263 and PCB
routings

YES

Check

N250 (Cobba)

Digital PCM data at pin 137 of MAD2 (D200)
during a call

YES

Summary of Contents for NSE-3 SERIES

Page 1: ...Technical Documentation Programs After Market Services PAMS Last Update 11 97 SERVICE MANUAL NMP Part No 0275341 NSE 3 SERIES CELLULAR PHONES ...

Page 2: ...ord Chapter 2 General Information Chapter 3 System Module Chapter 4 UI Module Appendices to Transceiver booklet covering a specific variant Appendix 1 Transceiver NSE 3NX Booklets comprising Service Software Instructions Tuning Instructions Service Tools Disassembly Troubleshooting Instructions Handsfree Unit HFU 2 Non serviceable Accessories Installation Instructions CARK 64 Installation Instruct...

Page 3: ...NSE 3 SeriesTransceivers PAMS Technical Documentation Original 11 97 Chapter 1 Foreword ...

Page 4: ...uded with service bulletins While every endeavour has been made to ensure the accuracy of this document some errors may exist If any errors are found by the reader NOKIA MOBILE PHONES Ltd should be notified in writing Please state Title of the Document Issue Number Date of publication Latest Amendment Number if applicable Page s and or Figure s in error Please send to Nokia Mobile Phones Ltd PAMS ...

Page 5: ...SIVE 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 EQUIPMENT MAY ALSO BE SUBJECT TO INTERFERENCE Cautions 1 Servicing...

Page 6: ...PAMS Technical Documentation NSE 3 Foreword Page 1 4 Original 11 97 This page intentionally left blank ...

Page 7: ...NSE 3 Series Transceivers PAMS Technical Documentation Original 11 97 Chapter 3 System Module ...

Page 8: ...Battery Connector 3 14 SIM Card Connector 3 15 Internal Microphone 3 15 Infrared Module Connections 3 15 RTC Backup Battery 3 16 Buzzer 3 16 Functional Description 3 17 Power Distribution 3 17 Battery charging 3 18 Startup Charging 3 18 Battery Overvoltage Protection 3 19 Battery Removal During Charging 3 20 Different PWM Frequencies 1Hz and 32 Hz 3 21 Battery Identification 3 22 Battery Temperatu...

Page 9: ...3 44 Flash Programming 3 44 COBBA GJ 3 44 Infrared Transceiver Module 3 45 Real Time Clock 3 45 RTC backup battery charging 3 46 Vibra Alerting Device 3 46 IBI Accessories 3 47 Phone Power on by IBI 3 47 IBI power on by phone 3 47 RF Module 3 48 Maximum Ratings 3 48 RF Frequency Plan 3 48 Power Distribution Diagram 3 49 DC Characteristics 3 50 Regulators 3 50 Control Signals 3 50 Functional Descri...

Page 10: ...r switching timing diagram 3 63 Synthesizer clocking 3 63 Block Diagram of Baseband Blocks 3 64 Parts list of UP8T EDMS Issue 11 10 3 65 Schematic Diagrams Block Diagram of System RF Blocks 3 A3 1 Circuit Diagram of Baseband Version 12 Edit 8 3 A3 2 Circuit Diagram of Power Supply Version 14 Edit 41 3 A3 3 Circuit Diagram of SIM Connectors Version 14 Edit 9 3 A3 4 Circuit Diagram of CPU Block Vers...

Page 11: ...The antenna is a fixed helix External antenna connection is provided by rear RF connector Functional Description There are five different operation modes power off mode idle mode active mode charge mode local mode In the power off mode only the circuits needed for power up are supplied In the idle mode circuits are powered down and only sleep clock is run ning In the active mode all the circuits a...

Page 12: ... 3 System Module Original 11 97 Page 3 6 Interconnection Diagram Module User Interface UE4 Module System RF UP8 Keypad Display SIM Battery System RF Connector Connector Charger Antenna 2 3 3 6 Earpiece IR Link 2 1 6 10 9 2 4 28 2 Mic ...

Page 13: ... Module Page 3 7 Original 11 97 System Module External and Internal Connectors Rubber boot Microphone Solderable element 2 pcs Cable Cradle connector guiding fixing hole 3 pcs Contact 1 DC jack Contact 2 Contact 9 Contacts 3 8 Microphone port ...

Page 14: ...G CTRL Output high volt age PWM frequency output low voltage 2 0 0 32 2 8 0 5 V Charger control PWM high Hz PWM frequency for charger V 2 CHRG CTRL Output high volt age PWM frequency 2 0 32 2 8 V Charger control PWM high Hz PWM frequency for charger Mic ports Acoustic signal N A N A N A Microphone sound ports 3 XMIC Input signal volt age 60 1 Vpp mVrms 4 SGND Signal ground 0 0 mVrms 5 XEAR Output ...

Page 15: ...dule and audio components The key pad and the display module are connected to the Radio Module with a connectors System blocks and RF blocks are interconnected with PCB wiring The Transceiver is connected to accessories via a bottom system connector with charging and accessory control The System blocks provide the MCU DSP and Logic control functions in MAD ASIC external memories audio processing a...

Page 16: ...ontrolling asic In the CCONT asic there are 6 individually con trolled regulator outputs for RF section and two outputs for the base band In addition there is one 5V power supply output V5V for flash programming voltage and other purposes where a higher voltage is need ed The CCONT contains also a SIM interface which supports both 3V and 5V SIM cards A real time clock function is integrated into t...

Page 17: ...ports three external microphone inputs and two exter nal earphone outputs The inputs can be taken from an internal micro phone a headset microphone or from an external microphone signal source The microphone signals from different sources are connected to separate inputs at the COBBA asic The output for the internal earphone is a dual ended type output capable of driving a dynamic type speaker Inp...

Page 18: ... MBUS bidirectional serial data i o 7 FBUS_RX FBUS unidirectional serial data input to phone 8 FBUS_TX FBUS unidirectional serial data output from phone 9 L_GND Charger ground Bottom Connector Signals Pin Name Min Typ Max Unit Notes 1 3 VIN 7 25 3 25 320 7 6 3 6 370 7 95 16 9 3 95 420 V V V mA Unloaded ACP 7 Charger 5kohms load Peak output voltage 5kohms load Loaded output voltage 10ohms load Supp...

Page 19: ...dance to SGND Head set 4 7 10 kΩ Load AC impedance to SGND Acces sory 1 0 Vpp Maximum output level no load 22 626 mV Output signal level 10 kΩ Load DC resistance to SGND Acces sory 16 1500 Ω Load DC resistance to SGND Head set 2 8 V DC voltage 47k pull up to VBB HEAR 28 626 mV Earphone signal HF HFCM Connected to COBBA HF output 11 MBUS 0 logic low 0 8 V Serial bidirectional control bus 2 0 logic ...

Page 20: ... resistor Ni battery 20 22 24 kohm Battery indication resistor service battery 27 51 kohm Battery indication resistor 4 1V Lithium battery 68 91 kohm Battery indication resistor 4 2V Lithium bat tery 3 BTEMP 0 1 4 V Battery temperature indication Phone has a 100k 5 pullup resistor Battery package has a NTC pulldown resis tor 47k 5 25C B 4050 3 2 1 5 10 3 20 V ms Phone power up by battery input Pow...

Page 21: ...mum value 16 dB 7 MICN 0 55 4 1 mV Connected to COBBA MIC2P input The maximum value corresponds to1 kHz 0 dBmO network level with input amplifier gain set to 32 dB typical value is maxi mum value 16 dB Infrared Module Connections An infrared transceiver module is designed to substitute an electrical cable between the phone and a PC The infrared transceiver module is a stand alone component capable...

Page 22: ... 10 minutes The backup battery is charged from the main battery through CHAPS Signal Parameter Min Typ Max Unit Notes VBACK Backup battery charg ing from CHAPS 3 02 3 15 3 28 V Backup battery charg ing from CHAPS 100 200 500 uA Vout VBAT 0 2V VBACK Backup battery supply to CCONT 2 3 28 V Battery capacity 65uAh Backup battery supply to CCONT 80 uA Buzzer Signal Maximum output cur rent Input high le...

Page 23: ...ce charger which can deliver sup ply current up to 850 mA The baseband contains components that control power distribution to whole phone excluding those parts that use continuous battery supply The battery feeds power directly to three parts of the system CCONT power amplifier and UI buzzer and display and keyboard lights Figure 4 shows a block diagram of the power distribution The power manageme...

Page 24: ...er is connected the CHAPS is supplying a startup current minimum of 130mA to the phone The startup current provides initial charging to a phone with an empty battery Startup circuit charges the battery until the battery voltage level is reaches 3 0V 0 1V and the CCONT releases the PURX reset signal and program execution starts Charging mode is changed from startup charging to PWM charging that is ...

Page 25: ... input Min Typ Max Unit Output voltage cutoff limit during transmission or Li battery VLIM1 LOW 4 4 4 6 4 8 V Output voltage cutoff limit no transmission or Ni bat tery VLIM2 HIGH 4 8 5 0 5 2 V The voltage limit VLIM1 or VLIM2 is selected by logic LOW or logic HIGH on the CHAPS N101 LIM input pin Default value is lower limit VLIM1 When the switch in output overvoltage situation has once turned OFF...

Page 26: ... as long as PWM stays HIGH after the output overvoltage situation has occured PWM t VOUT t 4V VLIM 1 0 SWITCH t ON OFF 2 1 1 Battery removed standard charger connected VOUT rises follows charger voltage 2 VOUT exceeds limit VLIM X switch is turned immediately OFF 3 3 VOUT falls because no battery also VCH Vpor standard chargers full rectified output When VCH Vpor and VOUT VLIM X switch turned on a...

Page 27: ...is ON and the output current Iout charger cur rent CHAPS supply current When PWM is LOW the switch is OFF and the output current Iout 0 To prevent the switching transients inducing noise in audio circuitry of the phone soft switching is used The performance travel charger 3 wire charger is controlled with PWM at a frequency of 32Hz When the PWM rate is 32Hz CHAPS keeps the power switch continuousl...

Page 28: ... BVOLT 10k 10n 100k The battery identification line is used also for battery removal detection The BSI line is connected to a SIMCardDetX line of MAD2 D200 SIM CardDetX is a threshold detector with a nominal input switching level 0 85xVcc for a rising edge and 0 55xVcc for a falling edge The battery removal detection is used as a trigger to power down the SIM card before the power is lost The BSI ...

Page 29: ...cludes all the volt age regulators and feeds the power to the whole system The baseband digital parts are powered from the VBB regulator which provides 2 8V baseband supply The baseband regulator is active always when the phone is powered on The VBB baseband regulator feeds MAD and me mories COBBA digital parts and the LCD driver in the UI section There is a separate regulator for a SIM card The r...

Page 30: ...the RF section These regulators can be controlled either by the direct control signals from MAD or by the RF regulator control register in CCONT which MAD can update Below are the listed the MAD control lines and the regulators they are controlling TxPwr controls VTX regulator VR5 RxPwr controls VRX regulator VR2 SynthPwr controls VSYN_1 and VSYN_2 regulators VR4 and VR3 VCXOPwr controls VXO regul...

Page 31: ...6 Pressing the power key that generates a PWRONX interrupt signal from the power key to the CCONT which starts the pow er up procedure 7 Connecting a charger to the phone The CCONT recognizes the charger from the VCHAR voltage and starts the power up procedure 8 A RTC interrupt If the real time clock is set to alarm and the phone is switched off the RTC generates an interrupt signal when the alarm...

Page 32: ...h full battery When the phone is powered up with an empty battery pack using the standard charger the charger may not supply enough current for stan dard powerup procedure and the powerup must be delayed Power Up With The Power Switch PWRONX When the power on switch is pressed the PWRONX signal will go low CCONT will switch on the CCONT digital section and VCXO as was the case with the charger dri...

Page 33: ...t transmission if DSP is working etc Sleep Mode In the sleep mode all the regulators except the baseband VBB VCOBBA and the SIM card VSIM regulators are off Sleep mode is activated by the MAD after MCU and DSP clocks have been switched off The voltage reg ulators for the RF section are switched off and the VCXO power control VCXOPwr is set low In this state only the 32 kHz sleep clock oscillator i...

Page 34: ...ing the battery 3 Letting the CCONT watchdog expire which switches off all CCONT regulators and the phone is powered down 4 Setting the real time clock to power off the phone by a timer The RTC generates an interrupt signal when the alarm is gone off The RTC interrupt signal is connected to the PWRONX line to give a power off signal to the CCONT just like the power key The power down is controlled...

Page 35: ...or a headset microphone that can be con nected directly to the system connector The internal microphone is con nected to MIC2 inputs and an external pre amplified microphone hand set handfree signal is connected to the MIC3 inputs In COBBA there are also three audio signal outputs of which dual ended EAR lines are used for internal earpiece and HF line for accessory audio output The third au dio o...

Page 36: ...stem connector The headset microphone bias is supplied from COBBA AUXOUT output and fed to microphone through XMIC line The 330ohm resistor from SGND line to AGND pro vides a return path for the bias current XEAR SGN D 47R 47R 330R 10m 10m 33n 33n HeadDet H F HFC M 47k 2 8 V MIC1 N MIC1 P 33n 33n MIC3 N MIC3 P XMI C 1u 22k MAD 1u 22k 1m AUX OUT EAD CCONT 2k2 2 8 V 47k 2k2 2k2 Base band 47R COBBA H...

Page 37: ...o COBBA headset microphone inputs and earphone outputs In the XMIC line there is a 47 2 2 kW pullup in the transceiver The microphone is a low resistance pulldown compared to the transceiver pullup When there is no call going the AUXOUT is in high impedance state and the XMIC is pulled up When a headset is connected the XMIC is pulled down The XMIC is connected to the HeadDet line in MAD an interr...

Page 38: ...face between MAD2 and COBBA GJ includes transmit and re ceive data clock and frame synchronisation signals It is used to transfer the PCM samples The frame synchronisation frequency is 8 kHz which indicates the rate of the PCM samples and the clock frequency is 1 MHz COBBA is generating both clocks 4 wire PCM Serial Interface The interface consists of following signals a PCM codec master clock PCM...

Page 39: ...in coming call The device is controlled with a VibraPWM output signal from the MAD2 The vibra alert can be adjusted either by changing the pulse width or by changing the pulse frequency The vibra device is not inside the phone but in a special vibra battery Digital Control The baseband functions are controlled by the MAD asic which consists of a MCU a system ASIC and a DSP MAD2 MAD2 contains follo...

Page 40: ...be stopped for a system sleep mode by disabling the VCXO supply power from the CCONT regulator output The CCONT provides a 32kHz sleep clock for internal use and to the MAD2 which is used for the sleep mode timing The sleep clock is active when there is a battery volt age available i e always when the battery is connected Pin N o Pin Name Pin Type Connected to from Drive req mA Reset State Note Ex...

Page 41: ...er chip select par allel LCD driver enable 16 LEADVCC Lead Power 17 Row5LCDCD I O UIF 2 Input pullup pullup PR0201 Keyboard row5 data I O serial LCD driver com mand data indi cator parallel LCD driver read write select 18 VCC Core VCC in 3325c10 Power 19 Row4 I O UIF 2 Input pullup pullup PR0201 I O line for key board row 4 par allel LCD driver register selection control 20 Row3 I O UIF 2 Input pu...

Page 42: ... 2 Input pullup pullup PR0201 DSP MCU emulation port 0 32 CoEmu1 I O 2 Input pullup pullup PR0201 DSP MCU emulation port 1 33 MCUGenIO7 I O 2 Input pull down pulldown PD1001 General purpose I O port 34 MCUGenIO6 I O UI 2 Input pull down pulldown PD1001 Lights 35 LEADGND Lead Ground 36 MCUGenIO5 I O UI 2 Input pull down pulldown PD1001 LCD reset 37 ARMGND ARM Ground 38 MCUAd0 O MCU MEMORY 2 0 MCU a...

Page 43: ...MCU address bus 54 MCUAd12 O MCU MEMORY 2 0 MCU address bus 55 MCUAd13 O MCU MEMORY 2 0 MCU address bus 56 MCUAd14 O MCU MEMORY 2 0 MCU address bus 57 MCUAd15 O MCU MEMORY 2 0 MCU address bus 58 MCUAd16 O MCU MEMORY 2 0 MCU address bus 59 VCC Core VCC in 3325c10 Power 60 MCUAd17 O MCU MEMORY 2 0 MCU address bus 61 MCUAd18 O MCU MEMORY 2 0 MCU address bus 62 MCUAd19 O MCU MEMORY 2 0 MCU address bus...

Page 44: ...CU Data in 16 bit mode General purpose I O port 78 MCUGenIO11 I O 2 Input MCU Data in 16 bit mode General purpose I O port 79 GND Ground 80 MCUGenIO12 I O 2 Input MCU Data in 16 bit mode General purpose I O port 81 MCUGenIO13 I O 2 Input MCU Data in 16 bit mode General purpose I O port 82 MCUGenIO14 I O 2 Input MCU Data in 16 bit mode General purpose I O port 83 MCUGenIO15 I O 2 Input MCU Data in ...

Page 45: ...a PWM con trol 100 GND Ground 101 MCUGenIO3 I O EEPROM 2 Input pullup pullup PR1001 General purpose I O port 102 MCUGenIO2 I O EEPROM 2 Input pullup pullup PR1001 WP SCL 103 EEPROMSelX O MCU EE PROM 2 1 EEPROM chip select can be used as MCU general output 104 AccTxData I O 4 Tri State external pullup Accessory TX data Flash_TX 105 VCC IO VCC in 3325c10 Power 106 GenDet I Input General purpose inte...

Page 46: ...nal pullup down depending on how to boot Serial data in out 119 GenSClk O CCONT UIF 2 0 Serial clock 120 SIMCardData I O CCONT 2 0 SIM data 121 GND Ground 122 PURX I CCONT Input Power Up Reset 123 CCONTInt I CCONT Input CCONT interrupt 124 Clk32k I CCONT Input Sleep clock os cillator input 125 VCC IO VCC in 3325c10 Power 126 SIMCardClk O CCONT 2 0 SIM clock 127 SIMCardRstX O CCONT 2 0 SIM reset 12...

Page 47: ...e 144 COBBAClk O COBBA 4 1 COBBA clock 13 MHz 145 COBBAAd3 O COBBA 2 0 COBBA address bit 146 COBBAAd2 O COBBA 2 0 COBBA address bit 147 COBBAAd1 O COBBA 2 0 COBBA address bit 148 COBBAAd0 O COBBA 2 0 COBBA address bit 149 COBBADa11 I O COBBA 2 0 COBBA data bit 150 VCC Core VCC in 3325c10 Power 151 COBBADa10 I O COBBA 2 0 COBBA data bit 152 COBBADa9 I O COBBA 2 0 COBBA data bit 153 COBBADa8 I O COB...

Page 48: ...t4 O 2 0 DSP general purpose output 166 DSPGenOut3 O IR 2 0 IR ON 167 DSPGenOut2 O 2 0 DSP general purpose output 168 DSPGenOut1 O 2 0 DSP general purpose output 169 DSPGenOut0 O 2 0 DSP general purpose output 170 MCUGenIO0 I O EEPROM 2 Input pullup pullup PR0201 SDA 171 FrACtrl O RF 2 0 SDATX0 172 GND Ground 173 SynthEna O PLUSSA 2 0 Synthesizer data enable 174 SynthClk O PLUSSA 2 0 Synthesizer c...

Page 49: ...ram memory The program memory size is 8 Mbits 512kx16bit The flash memory has a power down pin that should be kept low during the power up phase of the flash to ensure that the device is powered up in the correct state read only The power down pin is utilized in the sys tem sleep mode by connecting the ExtSysResetX to the flash power down pin to minimize the flash power consumption during the slee...

Page 50: ...ledge ment is used to start to toggle MBUS FCLK line three times in order that MAD2 gets initialized This must be happened within 15 ms after TX line is pulled low After that the data transfer of the first two bytes from the flash prommer to the baseband on the RX line must be done within 1 ms When MAD2 has received the secondary boot byte count information it forces TX line high Now the secondary...

Page 51: ...TX IR TX startbit stopbit 1 0 1 0 0 1 1 0 constant pulse The FBUS cannot be used for external accessory communication when the in frared mode is selected as IR communication reserves the FBUS completely Real Time Clock Requirements for a real time clock implementation are a basic clock hours and minutes a calender and a timer with alarm and power on off function and miscellaneous calls The RTC wil...

Page 52: ...r charging current to flow from the backup bat tery into VOUT if VOUT happens to be lower than VBACK Charging cur rent will gradually diminish as the backup battery voltage reaches that of the regulation voltage Vibra Alerting Device A vibra alerting device is used for giving silent signal to the user of an in coming call The device is not placed in the phone but it will be added to a special batt...

Page 53: ...ities are not allowed in the same accessory Phone Power on by IBI IBI accessory can power the phone on by pulling the BTEMP line up to 3 V IBI power on by phone Phone can power the IBI accessory on by pulling the BTEMP line up by MCUGenIO4 of MAD2 BTEMP measurement is not possible during this time The accessory is commanded back to power off by MBUS message BATTERY 100k VREF TRANSCEIVER BTEMP GND ...

Page 54: ...V Battery voltage during call highest power level 5 0 V Regulated supply voltage 2 8 3 V Voltage reference 1 5 1 5 V Operating temperature range 10 55 deg C RF Frequency Plan PLUSSA CRFU_1 UHF PLL VHF PLL 13 MHz VCTCXO 232 MHz f f 2 f 2 f f f 2 1006 1031 MHz LO buffers 935 960 MHz 890 915 MHz 1st IF 71 MHz 2nd IF 13 MHz TX IF 116 MHz 2nd LO 58 MHz ...

Page 55: ...R 4 COBBA ANAL TXP SYNPWR RXPWR TXPWR VXOENA VBATT VR 1 VR 2 VR 3 VR 5 VR 6 VR 7 VREF V5V BATTERY VCTCXO CRFU PLLs VCOs PLUSSA CRFU BUFFERS CHARGE PUMPs PA VCP VREF_1 PLUSSA VTX VSYN_1 VSYN_2 VRX VXO 2 3 mA 51 mA 18 mA 19 5 mA 90 mA 0 1 mA 1 mA 1 35 A 3 6 V BUFFER PLUSSA CRFU NOT USED VREF_2 PA limiter ...

Page 56: ...ncy Architecture contains three ICs Most of the functions are horizontally and vertically integrated UHF functions except power amplifier and VCO are integrated into CRFU_1a which is a BiCMOS circuit suitable for LNA and mixer function Most of the functions are in PLUSSA which also is a BiCMOS circuit PLUSSA is a IF circuit including IQ modulator and PLLs for VHF and UHF synthesizers Power amplifi...

Page 57: ...ses and generates DC to control the frequency of UHF VCO Loop filter de fines step response of the PLL settling time and effects to stability of the loop that s why integrator capacitor has got a resistor for phase com pensation Other filter components are for sideband rejection Dividers are controlled via serial bus SDATA is for data SCLK is serial clock for the bus and SENA1 is a latch enable wh...

Page 58: ... SAW filter From the mixer output to IF circuit input signal path is balanced IF filter pro vides selectivity for channels greater than 200 kHz Also it attenuates image frequency of the second mixer and intermodulating signals Selec tivity is required in this place because of needed linearity and adjacent channel interferers will be on too high signal level for the stages following Next stage in t...

Page 59: ...ge and image frequency from the up converter Also it attenuates wideband noise This bandpass filter is a SAW filter After TX SAW filter there is a discrete transistor stage Function of this block is to reduce the AM content This feature is realized with saturated operation of the V640 transistor Typical input level into this amplifier is higher than output level The final amplication is realized w...

Page 60: ...cause dynamic range of the detector is not wide enough to control the power actually RF output voltage over the whole range there is a con trol named TXP to work under detected levels Burst is enabled and set to rise with TXP until the output level is high enough that feedback loop works Loop controls the output via the control pin in PA MMIC to the de sired output level and burst has got the wave...

Page 61: ... this accurate AGC in PLUSSA is used to adjust the gain to de sired value RSSI function is in DSP but it works out received signal level by measuring RX IQ level after all selectivity filtering meaning IF filters Σ converter and FIR filter in DSP So 50 dB accurate AGC dynamic range is required Remaining 10 dB is for gain variations in RX chain for calibration Below 95 dBm RF levels output level of...

Page 62: ...me allowed When transceiver is in sleep mode and wakes up to receive mode there is only about 5 ms for the AFC voltage to settle When the first burst comes in system clock has to be settled into 0 1 ppm fre quency accuracy The VCTCXO module requires also 5 ms to settle into final frequency Amplitude rises into full swing in 1 2 ms but frequency settling time is higher so this oscillator must be po...

Page 63: ...5 5 0 V Gain control range overall dynamic range Vpc 0 5 2 2 V 45 dB Synthesizer blocks VHF VCO and low pass filter Parameter Min Typ Max Unit Notes Supply voltage range 2 7 2 8 2 58 V Current consumption 4 7 mA Control voltage 0 5 4 0 V Operation frequency 232 MHz Output level 13 10 dBm output after the lowpass filter UHF PLL UHF PLL block in PLUSSA Parameter Min Typ Max Unit notes Input frequenc...

Page 64: ...031 MHz 14 2 MHz V Output power level Vcc 2 7 V f 1006 1031 MHz 6 0 min dBm UHF local signal input in CRFU_1a Parameter Min Typ Max Unit Notes Input frequency range 990 1040 MHz Input level 200 700 mVpp Connections RF connector and antenna switch Parameter Min Typ Max Unit Notes Operating frequency range 890 960 MHz Insertion loss COM to INT 0 2 dB Insertion loss COM to EXT 0 4 dB Nominal impedanc...

Page 65: ... 0 2 85 V PLL enable Logic low 0 0 0 8 V SDATA MAD PLUSSA Logic high 1 2 0 2 85 V Synthesizer data Logic low 0 0 0 8 V SCLK MAD PLUSSA Logic high 1 2 0 2 85 V Synthesizer clock Logic low 0 0 0 8 V AFC COB BA VCTCX O Voltage 0 046 2 254 V Automatic fre quency control signal for VC TC XO RFC VCTCX MAD Frequency 13 MHz High stability clock O Signal amplitude 0 5 1 0 2 0 Vpp signal for the logic circu...

Page 66: ...ini mum Parameter To From Signal name TXP MAD PLUSSA Logic high 1 2 0 2 85 V Transmitter power Logic low 0 0 0 8 V control enable TXC COB PLUSSA Voltage Min 0 12 0 18 V Transmitter power BA Voltage Max 2 27 2 33 V control RXC COB BA PLUSSA Voltage Min 0 12 0 18 V Receiver gain control Voltage Max 2 27 2 33 V ...

Page 67: ...ODE VHF R VHF N A UHF R UHF N A 10 us 10 us 10 us 10 us 8 us 6 9 ms 1 5 x 4 6 ms frame 100 us 2us min SCLK min min min min min Synthesizer Start up Timing clocking SDATA SENA SYNTHPWR RXPWR SCLK RXC VXOENA MON MON MON MON RX RX RX RX 4 6 ms 0 5 2 sec 20 ms 150 us 150 us 6 9 ms Synthesizer Timing IDLE one monitoring frame frame can start also from RX burst ...

Page 68: ... Extra monitoring replaces TX burst SDATA SENA SYNTHPWR RXPWR SCLK RXC VXOENA MON MON MON MON RX RX RX RX 4 6 ms 0 5 2 sec 20 ms 150 us 150 us 6 9 ms MON MON MON Synthesizer Timing IDLE 2 frame can start from RX burst SDATA SENA SYNTHPWR RXPWR SCLK RXC MON MON MON MON RX RX RX RX 150 us 150 us TX TX TX TXPWR TXP TXC 150 us Sunthesizer Timing traffic channel ...

Page 69: ... 3 56 7 us 0 56 7 us 0 58 us TXPWR 150 us 50 us Synthesizer clocking Synthesizers are controlled via serial control bus which consists of SDA TA SCLK and SENA1 signals These lines form a synchronous data transfer line SDATA is for the data bits SCLK is 3 25 MHz clock and SENA1 is latch enable which stores the data into counters or registers ...

Page 70: ... N620 N620 N620 TxIN TxIP TxQN TxQP N620 RxInN RxInP RFI CODEC N620 AFC TxC N620 RxC N620 GenSIO LCDEn CCONTCSX DISPLAY KEYBOARD COL 4 0 ROW 5 0 UI BOARD X300 EARP EARN BUZZER KBLIGHTS PwrOnX SIMIF 4 0 CNTVR 4 0 CCONT N100 SIMCARD 3 0 SIM READER X302 RF REGULATORS REGULATORS BB CHAPS SQFP64 SO16 SIO EEPROM 2k 8 8k 8 SO8 D230 240 CHARGER VBATT CHR_CONTR MICP MICN MBUS FBUS IR N400 XMIC XEAR N250 SY...

Page 71: ...30122 Chip resistor 4 7 M 5 0 063 W 0603 R201 1430812 Chip resistor 220 k 5 0 063 W 0402 R202 1430804 Chip resistor 100 k 5 0 063 W 0402 R203 1620029 Res network 0w06 2x4k7 j 0404 0404 R211 1430804 Chip resistor 100 k 5 0 063 W 0402 R213 1430690 Chip jumper 0402 R215 1620023 Res network 0w06 2x47k j 0404 0404 R252 1430740 Chip resistor 330 5 0 063 W 0402 R254 1620027 Res network 0w06 2x47r j 0404 ...

Page 72: ...r 6 8 k 5 0 063 W 0402 R554 1430770 Chip resistor 4 7 k 5 0 063 W 0402 R555 1430726 Chip resistor 100 5 0 063 W 0402 R580 1430706 Chip resistor 15 5 0 063 W 0402 R581 1430832 Chip resistor 2 7 k 5 0 063 W 0402 R582 1430762 Chip resistor 2 2 k 5 0 063 W 0402 R584 1430780 Chip resistor 12 k 5 0 063 W 0402 R585 1430774 Chip resistor 6 8 k 5 0 063 W 0402 R586 1430738 Chip resistor 270 5 0 063 W 0402 R...

Page 73: ... 10 V 0805 C107 2312401 Ceramic cap 1 0 u 10 10 V 0805 C108 2312401 Ceramic cap 1 0 u 10 10 V 0805 C109 2320544 Ceramic cap 22 p 5 50 V 0402 C110 2320544 Ceramic cap 22 p 5 50 V 0402 C112 2320544 Ceramic cap 22 p 5 50 V 0402 C113 2320508 Ceramic cap 1 0 p 0 25 50 V 0402 C114 2320546 Ceramic cap 27 p 5 50 V 0402 C115 2320620 Ceramic cap 10 n 5 16 V 0402 C116 2312401 Ceramic cap 1 0 u 10 10 V 0805 C...

Page 74: ...3 n 10 16 V 0603 C254 2312401 Ceramic cap 1 0 u 10 10 V 0805 C255 2312401 Ceramic cap 1 0 u 10 10 V 0805 C256 2312296 Ceramic cap Y5 V 1210 C257 2320131 Ceramic cap 33 n 10 16 V 0603 C258 2320131 Ceramic cap 33 n 10 16 V 0603 C260 2312401 Ceramic cap 1 0 u 10 10 V 0805 C261 2310784 Ceramic cap 100 n 10 25 V 0805 C262 2320131 Ceramic cap 33 n 10 16 V 0603 C263 2320131 Ceramic cap 33 n 10 16 V 0603 ...

Page 75: ...eramic cap 6 8 p 0 25 50 V 0402 C520 2320602 Ceramic cap 4 7 p 0 25 50 V 0402 C530 2312401 Ceramic cap 1 0 u 10 10 V 0805 C531 2320546 Ceramic cap 27 p 5 50 V 0402 C532 2320554 Ceramic cap 56 p 5 50 V 0402 C535 2310181 Ceramic cap 1 5 n 5 50 V 1206 C540 2312401 Ceramic cap 1 0 u 10 10 V 0805 C550 2320546 Ceramic cap 27 p 5 50 V 0402 C553 2320546 Ceramic cap 27 p 5 50 V 0402 C554 2320546 Ceramic ca...

Page 76: ...738 Ceramic cap 470 p 10 50 V 0402 C630 2320546 Ceramic cap 27 p 5 50 V 0402 C632 2320530 Ceramic cap 5 6 p 0 25 50 V 0402 C633 2320532 Ceramic cap 6 8 p 0 25 50 V 0402 C635 2320560 Ceramic cap 100 p 5 50 V 0402 C636 2312401 Ceramic cap 1 0 u 10 10 V 0805 C638 2320552 Ceramic cap 47 p 5 50 V 0402 C639 2320592 Ceramic cap 2 2 n 5 50 V 0402 C640 2310784 Ceramic cap 100 n 10 25 V 0805 C641 2310784 Ce...

Page 77: ...t 13 0 09mhz 7 2x3 2 7 2x3 2 Z621 4510137 Saw filter 71 0 09 M 14 2x8 4 V100 1825005 Chip varistor vwm14v vc30v 0805 0805 V101 4113651 Trans supr QUAD 6 V SOT23 5 V102 4113651 Trans supr QUAD 6 V SOT23 5 V103 4113601 Emi filter emif01 5250sc5 sot23 5 SOT23 5 V104 4113651 Trans supr QUAD 6 V SOT23 5 V116 4110067 Schottky diode MBR0520L 20 V 0 5 A SOD123 V250 4210100 Transistor BC848W npn 30 V SOT32...

Page 78: ...01 5469069 SM batt conn 2pol spr p3 5 100v 100V2A X102 5469069 SM batt conn 2pol spr p3 5 100v 100V2A X300 5460021 SM conn 2x14m spring p1 0 pcb p PCB PCB X302 5400085 Sim card reader 2x3pol p2 54 sm SM X540 5429007 SM coax conn m sw 50r 0 4 2ghz A500 9517012 SM d rf shield dmc00422 hd940 u UP8 A510 9517013 SM d rf shield pa can dmc00455 9380753 Bar code label dmd03311 27x6 5 27x6 5 9850051 PCB UP...

Page 79: ...PAMS Technical Documentation NSE 3 System Module Page 3 73 Original 11 97 This page intentionally left blank ...

Page 80: ...PAMS Technical Documentation Original 11 97 Chapter 4 UI Module UE4 ...

Page 81: ...Distribution Diagram 4 8 Display Circuit 4 8 Keyboard 4 9 Keyboard Matrix 4 10 Power Key 4 10 Backlighting 4 11 Display 4 12 Keyboard 4 12 Buzzer 4 12 Speaker 4 13 Parts list of UE4 EDMS Issue 8 0 Code 0200860 4 14 Schematic Diagrams A3 Circuit Diagram of UI Module Version 7 Edit 40 for layout version 09 4 A3 1 Circuit Diagram of Speaker and LCD Modules for layout version 09 4 A3 2 Layout Diagram ...

Page 82: ...PAMS Technical Documentation UI Module UE4 Page 4 3 Original 11 97 UIF Module Introduction The UI module UE4 is a four layer PCB which is connected to the sys tem RF PCB with a 28 pin spring connector ...

Page 83: ...PAMS Technical Documentation UI Module UE4 Page 4 4 Original 11 97 Baseband Block Diagram ...

Page 84: ... VBB Flip Closed 7 COL1 Keyboard matrix column 1 0 0 3xVBB V Low 0 7xVBB VBB High 8 COL2 Keyboard matrix column 2 0 0 3xVBB V Low 0 7xVBB VBB High 9 COL3 Keyboard matrix column 3 0 0 3xVBB V Low 0 7xVBB VBB High 10 COL4 Keyboard matrix column 4 0 0 3xVBB V Low 0 7xVBB VBB High 11 Signal1 Flip interrupt not used 0 0 3xVBB V 0 7xVBB VBB 12 VF_IN Flash in 4 8 5 0 5 2 V Connected 13 13 VF_OUT Flash ou...

Page 85: ...LCD driver reset 0 0 3xVBB V Low Active 0 7xVBB VBB High 22 UDGND Digital ground 0 V 23 BUZZER Buzzer PWM control 0 2 85 V 24 VL Supply voltage 2 7 2 8 2 85 V 300 uA 25 SPARE Call indicator LED 0 0 3xVBB V Not used in UI 0 7xVBB VBB 26 LIGHT Illumination control 0 0 3xVBB V Low 0 7xVBB VBB High Active 27 EARN Speaker neutral 0 1 78 Vpp 28 EARP Speaker positive 0 1 78 Vpp Ground position is on conn...

Page 86: ...put 0 0 3xVBB 0 7xVBB VBB 4 LCDCDX Control display data flag input 0 0 3xVBB Control 0 7xVBB VBB Data 5 LCDCSX Chip select input 0 0 3xVBB Active 0 7xVBB VBB 6 OSC External clock for LCD 30 4 32 0 33 6 kHz Connected to VBB on UI 7 UDGND Ground 0 V 8 VOUT DC DC voltage converter output 9 9 LCDRSTX Reset 0 0 3xVBB Active 0 7xVBB VBB Ground position is on connector NOT BATTERY External oscillator is ...

Page 87: ...ss is ACF Adhesive Conductive Film The LCD module is connected to UI board with gold wired elastomer Capacitors are placed on UI PCB The display driver includes hw reset voltage tripler or quadrupler which depends on temperature temperature compensating circuit and low pow er control Driver includes 84x48 RAM memory which is used when some elements are create on display Elements can be create with...

Page 88: ...al Documentation UI Module UE4 Page 4 9 Original 11 97 Keyboard 4V 2 8V AGND Typical value for node is marked with black when circuit is not active Typical value for node is marked with gray when circuit is active ...

Page 89: ...R switch 3 6 9 NC Not Connected 1 2 3 4 5 6 7 8 9 0 Up Down End Send S Right S Left Power Key Micro switch is used as a power key on UI module Circuitry includes mi cro switch and two diodes which is needed for MAD interface Power key is connected to CCONT Power switch is active in LOW state The power key circuit can be seen from the Display Circuit diagram on page 8 The power key is connected to ...

Page 90: ...e UE4 Page 4 11 Original 11 97 Backlighting 4V 2 6V 1 9V 0V 0 7V 0V 1 4V 4V 0V 1 2V 0V 0 5V 2 6V 2 0V Typical value for node is marked with black when circuit is not active Typical value for node is marked with gray when circuit is active ...

Page 91: ...e supply for Buzzer Keyboard 43 4 51 4 59 6 mA LEDs Keyboard In keyboard backlighting is made by 6 LEDs LEDs are compatible with CL190 YG Backlighting is on when LIGHT signal is on HIGH state Color of LED is for Keyboard yellow green λ 570nm Pin Line Symbol Parameter Mini mum Typical Nomi nal Maxi mum Unit Notes 14 VBAT Battery voltage 3 0 5 1 V Same supply for Buzzer Display 55 3 62 4 69 9 mA LED...

Page 92: ...ack to up cavity of phone RF section between UI module and engine acts like sound cage which is known This gives bet ter sound quality for Ultra and Santra phone and it can be estimated in several environments Silicon gasket and speaker itself acts like water proofing elements in that area Water can come in speaker space between speaker and A cover but not further from there into the phone On A co...

Page 93: ...5 50 V 0603 C002 2320043 Ceramic cap 22 p 5 50 V 0603 C003 2320043 Ceramic cap 22 p 5 50 V 0603 C004 2310784 Ceramic cap 100 n 10 25 V 0805 C009 2310784 Ceramic cap 100 n 10 25 V 0805 B001 5140087 Buzzer 85db 2 6khz 3 6v 11x10x3 11x10x3 5 Z001 3640035 Filt z 450r 100m 0r7max 0 2a 0603 0603 Z002 3640035 Filt z 450r 100m 0r7max 0 2a 0603 0603 H001 0200921 Gd40 lcd module V001 4864388 Led Green 0603 ...

Page 94: ...PAMS Technical Documentation UI Module UE4 Page 4 15 Original 11 97 S001 5200120 Push button switch 6 4x5 2 smd 9850046 PCB UE4 118 0X41 5X0 8 M4 4 PA 9850046 PC board UE4 118 0x41 5x0 8 m4 4 pa ...

Page 95: ...PAMS Technical Documentation UI Module UE4 Page 4 16 Original 11 97 This page intentionally left blank ...

Page 96: ...UIF Module UE4 Original 11 97 4 A3 1 Circuit Diagram of UIF Module Version 8 Edit 44 for layout version 10 ...

Page 97: ...UIF Module UE4 Original 11 97 4 A3 2 Circuit Diagram of Speaker and LCD Modules for layout version 10 Speaker LCD Versio 8 Edit 26 Versio 6 Edit 19 ...

Page 98: ...UIF Module UE4 Original 11 97 4 A3 3 Circuit Diagram of Keyboard Version 8 Edit 38 for layout version 10 ...

Page 99: ...UIF Module UE4 Original 11 97 4 A3 4 Layout Diagram of UE4 Version 10 ...

Page 100: ...PAMS Technical Documentation Original 08 96 Appendix 1 TRANSCEIVER NSE 3NX ...

Page 101: ...AMS Technical Documentation Foreword NSE 3NX Page 4 2 Original 08 96 CONTENTS Page No Introduction 1 3 Service Manual Structure 1 3 Company Policy 1 4 Warnings and Cautions 1 4 Warnings 1 4 Cautions 1 5 ...

Page 102: ... information that service personnel are likely to require during servicing and repair of equipment NOTE The Service Manual is intended for use by qualified service personnel only Company Policy Our policy is of continuous development details of all technical modifications will be included with service bulletins While every endeavour has been made to ensure the accuracy of this document some errors...

Page 103: ...CONTAIN POTENTIALLY EXPLOSIVE ATMOSPHERES EG PETROL STATIONS BLASTING AREAS ETC PERMISSION MUST BE OBTAINED TO USE THE PHONE IN AIRCRAFT 7 OPERATION OF ANY RADIO TRANSMITTING EQUIPMENT INCLUDING CELLULAR TELEPHONES MAY INTERFERE WITH THE FUNCTIONALITY OF INADEQUATELY PROTECTED MEDICAL DEVICES OTHER ELECTRONIC EQUIPMENT MAY ALSO BE SUBJECT TO INTERFERENCE Cautions 1 Servicing and alignment must be ...

Page 104: ...NSE 3 Series Transceivers PAMS Technical Documentation Original 11 97 Disassembly Troubleshooting Instructions ...

Page 105: ...ay on or phone is jammed 12 Display Information Contact Service 13 The phone doesn t register to the network or phone doesn t make a call 13 Phone register failure 15 SIM card is out of order 16 SIM Card failure 17 Audio failure 1 18 Audio failure 2 19 Charger failure 20 Receiver Fault 1 21 Receiver Fault 2 22 Receiver Fault 3 23 Receiver Fault 4 24 Receiver Fault 5 25 Receiver Fault 6 26 Receiver...

Page 106: ...ntation NSE 3 Disassembly Troubleshooting Instructions Page 3 Original 11 97 Remove battery Remove dust cap Remove back cover screws 4 pcs Turn around Remove UI module screws 2 pcs Carefully remove A cover Note snap fixings ...

Page 107: ...Documentation NSE 3 Disassembly Troubleshooting Instructions Page 4 Original 11 97 Remove UI module and frame Remove engine module screw 1 pcs Remove engine module Remove RTC battery Pull out antenna Remove microphone ...

Page 108: ...section 1 Phone is totally dead 2 Flash programming doesn t work 3 Power doesn t stay on or the phone is jammed 4 Display information Contact Service 5 Phone doesn t register to the network or phone doesn t make a call 6 Plug in SIM card is out of order insert SIM card or card rejected 7 Audio fault 8 Charging fault The first thing to do is carry out a through visual check of the module En sure in...

Page 109: ...WR switch is pressed or watchdog disable pin is X001 grounded YES See section Power Doesn t Stay On YES Faulty circuit N100 NO Check UI module Check watchdog disable line to X001 Flash programming doesn t work The flash programming can be done via panel connector X001 or via sys tem connector X100 In production the first programming is done via panel connector X001 After this the panel connector i...

Page 110: ...mation is MCU doesn t boot Serial clock line failure or Serial data line failure The test procedure is following 1 Connect the short circuit wire between the test points J229 and J230 2 Switch power on 3 If the voltage level in testpoint J225 is 2 8 V 1 the interface is OK If there is a short circuit the voltage level in testpoint J225 stays low and 32kHz square wave signal can be seen in the line...

Page 111: ...e prommer is b serial data line failure a MCU doesn t boot c serial clock line failure connect FCLK MBUS line X001 pin 2 D200 pin 112 FTX fbus_tx line X001 pin 1 D200 pin 104 FRX fbus_rx line X001 pin 2 D200 pin 109 check also pullup and pulldown resistors R203 R201 R215 OK WDDIS line X001 pin 11 N100 pin 29 GND X001 pin 7 GND connect watchdog disable WDDIS line X001 pin 11 to the ground check OK ...

Page 112: ... pins of SRAM D220 Check control lines of SRAM RAMSelX Flash progrmming doesn t work YES If the fault information from the prommer is Algorithm file or alias ID don t find ID is un known etc YES Check control lines and upper data lines 15 8 of FLASH ROM1SelX Check pins of FLASH D210 Flash progrmming doesn t work YES If the fault information from the prommer is MCU flash Vpp error YES Check connect...

Page 113: ...serial data line failure a MCU doesn t boot c serial clock line failure connect FCLK MBUS line X100 pin 11 D200 pin 112 FTX fbus_tx line X100 pin 13 D200 pin 104 FRX fbus_rx line X100 pin 12 D200 pin 109 check also pullup and pulldown resistors R203 R201 R215 OK GND X100 pin 14 GND connect the shortcircuit fire from N100 pin 29 to ground watchdog N100 is faulty OK Enable the selftest function of D...

Page 114: ...of SRAM RAMSelX Flash progrmming doesn t work YES If the fault information from the prommer is Algorithm file or alias ID don t find ID is un known etc YES Check control lines and upper data lines 15 8 of FLASH ROM1SelX Check pins of FLASH D210 Flash progrmming doesn t work YES If the fault information from the prommer is MCU flash Vpp error YES Vpp 4 5 V in D210 pin 13 or C212 Check components C2...

Page 115: ...ion of CCONT can be prevented by connecting a short circuit wire from CCONT pin 29 to ground Power doesn t stay on or phone is jammed EEPROM D240 pin 8 VBB 2 8 V J522 VXO 2 8 V NO YES J227 master reset Purx 1 2 8 V NO J228 sleep clock SCLK square wave 32 kHz NO YES Faulty circuit N100 or over loaded PurX line check sleep clock circuitry B100 R154 YES MAD2 D200 pin 93 13 MHz sine wave clock signal ...

Page 116: ...reason could be either the baseband or the RF part The phone can be set to wanted mode by WinTesla service software and determinate if the fault is in RF or in baseband part RF interface mea surements The control lines for RF part are supplied both the System Asic MAD2 D200 and the RFI Cobba N250 MAD2 handles digital control lines like synthe TxP etc and Cobba handles analog control lines like AFC...

Page 117: ...14 Original 11 97 1 2 3 MAD2 pin 91 DSPXF J222 MAD2 pin 91 DSPXF J222 MAD2 pin 91 DSPXF J222 init initialize patch code download dsp constants download initialization done synchronization OK channel scan starts PSW search last PSW OK send RACH RACH OK go SDCCH imediate assigment OK ...

Page 118: ... during receiving slot AFC N250 pin 19 0 1 2 V typ during receiving slot NO Check N250 YES Analog data signal RxIP N250 pin 22 0 1 5 V DC during receiving slot Analog data signal RxIN N250 pin 22 0 1 5 V DC during receiving slot Used benefit signal is biased to DC and its amplitude is 50 mVpp nominal and frequency is 13 MHz NO Check N250 if DC is failed Check RF part if benefit signal is failed YE...

Page 119: ...switched on and if the BSI line X101 1 is grounded by resistor all the used lines VSIM RST CLK DATA rises up to 5 V four times Thus Insert SIM card faults can be found without SIM card The fault information Card rejected means that ATR message the first message is always sent from card to phone is sent from card to phone but the message is somehow corrupted data signal levels are wrong etc or fact...

Page 120: ...K 41 and SIMIOC 39 lines rises up to 2 8 V after power on at pins of N100 CCONT YES faulty circuit N100 CCONT NO SIMCardPwr 129 SIMCardData 120 SIMCardRstX 127 SIMCardClk 126 and SIMCardIOC 128 lines rises up to 2 8 V after power on at pins of D200 MAD2 NO YES faulty PCB Check again that voltage level at pin 95 SIMCardDetX of D200 is lower than 1 5V If it is change D200 Card Rejected fault YES VSI...

Page 121: ... Vpp NO Check N250 Cobba Frequency at pin 139 of MAD2 D200 is 8 kHz square wave pulses 2 8 Vpp YES NO Check N250 Cobba Uplink microphone is broken Voltage at pin 6 of X100 is 1 8 V Voltage at pin 7 of X100 is 0 3 V NO YES Check microphone X100 and micbias components V250 If OK check that micbias control line is D200 pin1 2 8 V during a call during a call YES DC voltage at pins 59 and 60 of N250 is...

Page 122: ...dio failure 2 Check D200 MAD2 Digital PCM data at pin 52 of Cobba N250 during a call NO Downlink earphone is broken YES YES DC voltage at pins 5 and 6 of N250 is 1 4 V during a call NO Check N250 Cobba YES Analog audio signal some ten millivolts at pins 5 and 6 of N250 during a call NO Check N250 Cobba ...

Page 123: ... YES Voltage level at pin 62 of CCONT N100 is about 0 8 V when power is connected BSI resistor value should be 39 k NO Check X101 R120 R122 YES Voltage level at pin 63 of CCONT N100 is about 0 5 V when power is connected BTEMP resistor value should be 47 k NO Check X101 R120 R122 YES 32 Hz square wave frequency at pin 7 of CHAPS N101 NO Check N100 Check N101 YES Voltage levels at pins 5 and 12 of ...

Page 124: ...YN_1 J516 lines from CCONT Check VREF_2 J518 voltage line Check soldered joints of N500 and R504 if OK change R504 Check components in line out of pin 23 if OK change N500 N500 pin 23 loading 10 k Ω N500 pin 16 1 5V N500 pin 20 loading 10 k Ω Z500 input SL 44 dBm Z500 input loading 1 MΩ Check soldered joints if OK change Z500 Check C500 soldered joints if OK change it Z500 output SL 47 dBm Z500 ou...

Page 125: ...500 Z621 input 1 and 2 SL 30 Z621 input 1 and 2 loading 1 M Ω Check input for short circiuts if OK change Z621 Check components in input line to Z621 Z621 output SL 43 Z621 ouput 1 and 2 loading 1 M Ω Check output for short circiuts if OK change Z621 Check components in output line Check soldered joints at N620 if OK change Z621 N620 pin 51 J530 and 52 J532 SL 43 N620 pin 47 2 8V Check soldered jo...

Page 126: ...620 input J540 SL 26 dBm Check R626 and soldered joints Z620 output J538 SL 28 dBm Check soldered joints if OK change Z620 N620 pin 34 SL 36 dBm and pin 35 SL 33 dBm N620 pin 34 and 35 DC level 1 4V Change N620 Check R628 and R629 N620 pin 29 and 30 SL 29 dBm N250 pin 22 and 23 SL 29 dBm N620 pin 29 and 30 DC level 1V Change N620 Check soldered joints at N620 and N250 if OK change N620 Check conne...

Page 127: ...tage from CCONT pin 55 N250 pin 9 1 5V Check VREF voltage from CCONT pin 13 through R253 N250 pin 10 loading 100 k Ω Check soldered joints and R253 N250 pin 45 13 MHz clock OK Check COBBACLK line from MAD pin 144 N250 pin 28 is HIGH Check COBBARSTX line from MAD pin 163 COBBACLK signal Oscilloscope picture in Appendix A Check data and adress lines between D200 and N250 if OK change N250 YES YES YE...

Page 128: ...k C633 and soldering joints at N620 N620 pin 9 22 and 25 2 8V Check VSYN_2 J508 from CCONT and CNTVR3 control from MAD Check VCP voltage from CCONT pin 32 N620 pin 58 1 5V Check VREF_1 line N620 pin 59 loading 15 k Ω Check soldering joints at N620 and R635 if OK change R635 SCLK SDATA SENA1 working OK Check SCLK SDATA SENA1 lines from MAD Change N620 YES YES YES YES Change G530 YES YES YES YES N62...

Page 129: ...y frequency N620 9 22 and 25 2 8V N620 17 and 28 5V Change N620 Check VSYN_2 J508 supply voltage Check VCP voltage line V581 collector 2 6V V581 base 1 7V V581 emitter 1V Check V580 L581 C582 C583 Check VSYN_1 J516 supply voltage line to V581 Check R581 R585 and soldered joints V581 emitter loading 330 Ω if OK change V581 NO NO NO NO NO NO NO YES YES YES YES YES YES ...

Page 130: ...loading 1 M Ω Check AFC line J520 for short circuits if OK change Set SpectrumAnalyzer Frequency 13 MHz Span 10 kHz RESBW 3 kHz Change N620 13 MHz in midst Test point J 506 Use sevice software to set AFC to MAX AFC voltage J520 2 3V Main clock J506 13 MHz Check R600 and C602 if OK change N250 Change G600 YES YES YES YES NO NO NO NO NO NO NOTE If DSP in MAD does not work properly supply voltages st...

Page 131: ...pin 61 and 62 0 8V Change N620 N500 pin2 J552 and pin3 J550 116 MHz SL 32 dBm N500 pin 2 and 3 loading 1M Ω Check N500 pin 2 and 3 for short circuits if OK change N500 Check C652 C653 C655 L623 L624 R623 R625 if OK change N500 N500 pin 12 RX Continous SL 28 dBm UHFLO N500 pin 30 SL 18 dBm N500 pin 1 and 29 2 8V Check VTX supply voltage from CCONT N500 pin 16 1 5V Check VREF_2 line J518 N500 pin 20...

Page 132: ...550 pin 13 SL 2 dBm N550 pin 2 4 6 12 13 and 14 3 6V Check VBATT connections to N550 N550 pin 1 and 16 VTX pulse Check soldered joints at N550 N550 pin 9 power control pulse Check soldered joints at N550 and N620 if OK change N620 Check C564 C505 C566 C572 C555 C 567 L552 if OK change N550 Duplexer TX pin SL 6 dBm Check components in line from N550 to Z550 Also check for short circuits if OK chang...

Page 133: ... TXC pulse OK Transmitter Fault Check TXC line from N250 pin 17 if OK change N250 N620 pin 11 and 12 pulses are about the same V550 anode DC voltage 0 8V Check VSYN_1 voltage through R550 R551 and R552 N620 pin 12 loading 4 k Ω Check C632 if OK change N620 Check C554 R553 and R554 if OK change V550 TXC pulse Oscilloscope picture in Appendix D YES YES YES YES NO NO NO NO NO ...

Page 134: ...PAMS Technical Documentation NSE 3 Disassembly Troubleshooting Instructions Page 31 Original 11 97 Appendix A Picture 1 COBBACLK signal Picture 2 13 MHz Main clock signal ...

Page 135: ...PAMS Technical Documentation NSE 3 Disassembly Troubleshooting Instructions Page 32 Original 11 97 Appendix B Picture 3 SCLK signal Picture 4 SDATA signal Picture 5 SENA1 signal ...

Page 136: ...PAMS Technical Documentation NSE 3 Disassembly Troubleshooting Instructions Page 33 Original 11 97 Appendix C Picture 6 TXQP TXQN TXIP and TXIN signal Picture 7 TXP signal Picture 8 VTX signal ...

Page 137: ...PAMS Technical Documentation NSE 3 Disassembly Troubleshooting Instructions Page 34 Original 11 97 Appendix D Picture 9 TXC signal TXLEV5 Picture 10 DET signal N620 pin 12 TXLEV5 ...

Page 138: ...PAMS Technical Documentation NSE 3 Disassembly Troubleshooting Instructions Page 35 Original 11 97 This page intentionally left blank ...

Page 139: ...PAMS Technical Documentation Original 11 97 HFU 2 ...

Page 140: ...oltage and Power Consumption 4 Charging voltage limits within current specifications fulfilled 5 Audio Specifications electrical 5 HFS 12 Audio Specifications acoustic 6 HFM 8 Audio Specifications acoustic 6 Audio signal levels 6 Signals and Connections 6 Block Diagram 7 Exploded View of HFU 2 8 Parts list of ED2 EDMS Issue Code 0200948 9 ...

Page 141: ... connections to car battery car ignition sense car radio muting antenna motor control data card handset HSU 1 external speaker and microphone The unit has a System connector that pro vides an interface to the Mobile holder MCC 1 via the external cable The unit consists of a rapid charger HF microphone and speaker ampli fiers interface to handset datacard and phone voltage regulators and control ci...

Page 142: ...mode the device provides charging current to the phone It also can provide hands free call option using the external speaker and the external microphone or micspeaker unit If more private call wants to be made the phone itself can be used as a handset without losing the exter nal antenna connection or with handset option The phone controls all functions of HFU 2 In the active mode the HFU 2 sends ...

Page 143: ...IN 3 8 5 VDC X100 12 VB 8 16 VDC car battery X100 12 VB 500 IDC mA Audio Specifications electrical Minimum Typical Nominal Maximum Unit Notes Max speaker output power at distortion 1 1 kHz sine 3 0 3 1 W Rload 8 ohm HF speaker amplifier gain 27 29 31 dB PSRR XEAR line 60 68 dB CMRR XEAR SGND to speaker 50 55 dB HF mic amplifier gain 27 30 33 dB Mic level at XMIC SGND clipping level 2000 2800 mVpp ...

Page 144: ...otes Electroacoustic transfer func tion TX dBV dBPa 0 5m 28 24 20 dBV 5dBPa 0 5m Total noise XMIC SGND 140 300 uVrms psofometric Audio signal levels Signal name conn pin Minimum Typical Nominal Maximum Unit Notes XEAR X100 4 80 354 mVrms SGND X100 3 0 mVrms XMIC X100 2 60 990 mVrms HFMIC X400 2 2 0 mVrms SPEAKER X500 1 2 0 75 5 V rms Signals and Connections Connector Name Code Notes Specifications...

Page 145: ... INTERFACE POWER AMPLIFIER System con nector X100 External Speaker Connector X500 External Microphone Connector X200 MICROPHONE AMPLIFIER EAR MBUS RESET PWRON VCC CRM IGNS CHGON V_IN VCC CRM IGNS AMC AMC EAR CHRG_CTRL protec tion protec tion HS Data con nector X200 protec tion FBUS AUDIO AUDIO protec tion protec tion MUTE LOGIC MUTE MUTE PASSIVE MIC ...

Page 146: ...PAMS Technical Documentation HFU 2 Page 8 Original 11 97 Exploded View of HFU 2 3 2 4 5 1 ...

Page 147: ...410003 Chip resistor 33 k 1 0 1 W 0805 R223 1410001 Chip resistor 22 k 1 0 1 W 0805 R224 1414283 Chip resistor 100 k 1 0 1 W 0805 R225 1414283 Chip resistor 100 k 1 0 1 W 0805 R226 1413716 Chip resistor 220 k 5 0 1 W 0805 R227 1430051 Chip resistor 4 7 k 5 0 063 W 0603 R228 1430087 Chip resistor 100 k 5 0 063 W 0603 R233 1430015 Chip resistor 470 5 0 063 W 0603 R240 1430001 Chip resistor 100 5 0 0...

Page 148: ... 5 0 063 W 0603 R402 1430073 Chip resistor 27 k 5 0 063 W 0603 R403 1415939 Melf resistor 22 1 k 1 0 2 W 0204 R404 1430095 Chip resistor 220 k 5 0 063 W 0603 R405 1430167 Chip resistor 47 5 0 063 W 0603 R406 1430047 Chip resistor 3 3 k 5 0 063 W 0603 R407 1430035 Chip resistor 1 0 k 5 0 063 W 0603 R408 1415939 Melf resistor 22 1 k 1 0 2 W 0204 R409 1430043 Chip resistor 2 2 k 5 0 063 W 0603 R410 1...

Page 149: ...or 5 6 k 5 0 063 W 0603 C201 2503072 Electrol cap 470 u 20 16 V 10x16 C202 2320091 Ceramic cap 2 2 n 5 50 V 0603 C203 2320063 Ceramic cap 150 p 5 50 V 0603 C205 2320083 Ceramic cap 1 0 n 5 50 V 0603 C206 2505261 Electrol cap 220 u 20 25 V 8 5x11 5 C207 2320083 Ceramic cap 1 0 n 5 50 V 0603 C208 2604209 Tantalum cap 1 0 u 20 16 V 3 2x1 6x1 6 C209 2503072 Electrol cap 470 u 20 16 V 10x16 C210 250307...

Page 150: ...n 5 50 V 0603 C415 2604209 Tantalum cap 1 0 u 20 16 V 3 2x1 6x1 6 C416 2320063 Ceramic cap 150 p 5 50 V 0603 C417 2320107 Ceramic cap 10 n 5 50 V 0603 C418 2310784 Ceramic cap 100 n 10 25 V 0805 C419 2310784 Ceramic cap 100 n 10 25 V 0805 C420 2320083 Ceramic cap 1 0 n 5 50 V 0603 C421 2604209 Tantalum cap 1 0 u 20 16 V 3 2x1 6x1 6 C422 2320083 Ceramic cap 1 0 n 5 50 V 0603 C423 2320107 Ceramic ca...

Page 151: ... bead 30r 100mhz 2a 1206 1206 L302 3641262 Ferrite bead 30r 100mhz 2a 1206 1206 L303 3641262 Ferrite bead 30r 100mhz 2a 1206 1206 L304 3641262 Ferrite bead 30r 100mhz 2a 1206 1206 L400 3641262 Ferrite bead 30r 100mhz 2a 1206 1206 L401 3641262 Ferrite bead 30r 100mhz 2a 1206 1206 Z300 4507733 Cer reson 1 0mhz 0 5 8 0x5 0smd 8 0x5 0smd Z400 3640035 Filt z 450r 100m 0r7max 0 2a 0603 0603 Z401 3640035...

Page 152: ...MCU QFP44 D400 4309431 IC 4 x bi switch 4066 SO14S N200 4340127 Mic29152 reg ld adj 1 5a to263 5 TO263 5 N201 4305733 IC 4 x comp LM2901 SO14S N202 4340067 IC regulator LP2951 3 3 V 100 mA N204 4340067 IC regulator LP2951 3 3 V 100 mA N400 4301182 IC 2 x op amp LM2902 SO14S N401 4340125 L2726 2xop amp pw5w1a 4 28v so20w SO20W N402 4301199 IC 2 x op amp LM2904 SO8S S001 9510365 RF shield dmd02481 h...

Page 153: ...PAMS Technical Documentation HFU 2 Page 15 Original 11 97 This page intentionally left blank ...

Page 154: ...PAMS Technical Documentation Original 11 97 CARK 64 Installation Guide ...

Page 155: ...HE INSTALLATION PROCEDURE AND THAT IT REMAINS DISCONNECTED DURING THE PROCEDURE 2 DO NOT SMOKE OR USE OPEN FLAMES WHEN WORKING NEAR THE VEHICLE S FUEL SYSTEM 3 ENSURE THAT THE VEHICLE S ELECTRICAL CABLES HYDRAULIC LINES FUEL LINES AND SAFETY EQUIPMENT ARE NOT DAMAGED DURING INSTALLATION 4 ENSURE THAT NORMAL CONTROL AND OPERATION OF THE VE HICLE IS NOT IMPAIRED BY THE INSTALLATION PARTICULARLY THE ...

Page 156: ...MS Technical Documentation CARK 64 Page 3 Original 11 97 Unpacking Carefully unpack the equipment and ensure that the following items are present Phone Holder MBC 1 Swivel Mount HHS 9 Mobile Charger LCH 9 ...

Page 157: ...ng of the phone holder is the most important factor when try ing to achieve the most comfortable position for the user The location of the holder should be selected so that the visibility of the phone s display is good under all lighting conditions but not so that the driver s attention is easily distracted The phone holder can be installed so that only one of the release buttons is visible as onl...

Page 158: ...PAMS Technical Documentation CARK 64 Page 5 Original 11 97 This page intentionally left blank ...

Page 159: ...PAMS Technical Documentation Original 11 97 CARK 91 Installation Guide ...

Page 160: ...HE INSTALLATION PROCEDURE AND THAT IT REMAINS DISCONNECTED DURING THE PROCEDURE 2 DO NOT SMOKE OR USE OPEN FLAMES WHEN WORKING NEAR THE VEHICLE S FUEL SYSTEM 3 ENSURE THAT THE VEHICLE S ELECTRICAL CABLES HYDRAULIC LINES FUEL LINES AND SAFETY EQUIPMENT ARE NOT DAMAGED DURING INSTALLATION 4 ENSURE THAT NORMAL CONTROL AND OPERATION OF THE VE HICLE IS NOT IMPAIRED BY THE INSTALLATION PARTICULARLY THE ...

Page 161: ...refully unpack the equipment and ensure that the following items are present Advanced Active Car Holder MCC 1 Advanced HF Unit HFU 2 Power Cable PCH 4J Mounting Plate MKU 1 Swivel Mount HHS 9 HF Microphone HFM 8 HF Speaker HFS 12 MCC 1 HFU 2 HFM 8 HFS 12 PCH 4J HHS 9 MKU 1 ...

Page 162: ...installation can be achieved using installation belts not supplied Power is supplied from the vehicle s battery via the power cable PCH 4J The handsfree unit provides the power supply to the phone via the sys tem connector The HF microphone HFM 8 connects to the MIC socket And the HF speaker HFS 12 connects to the socket Mounting Plate MKU 1 and Swivel Mount HHS 9 MKU 1 is a fixed position mountin...

Page 163: ...via the supplied fused connector See section Ignition Sense The yellow wire is used for car radio muting XCRM The line goes down to 0 volts during a call See section Car Radio Muting The green wire is used for motor antenna AMC The voltage in this out put is 12 V whenever the phone is on See section Antenna Motor Con trol External Mobile Antenna not supplied The cellular phone is designed to opera...

Page 164: ...cumstances should the holder prevent the driver from controlling or operating the vehicle in any way or observ ing traffic The HF microphone should be installed according to the directions in the separate microphone installation guide Ensure the microphone is as close to the driver s mouth as possible and attached to a surface that is mechanically quiet The microphone should be mounted at least 3 ...

Page 165: ...ndby the yellow wire XCRM is not grounded and car radio works normally but during a call line is grounded and car radio is muted Note that an auxiliary relay or muting unit must be used when the car radio doesn t have a mute feature available When a relay is used connect of series with the car radio main supply A 200 mA fuse should be used to protect the XCRM output in event of a short circuit Som...

Page 166: ...vice From AMC line green wire All installations should take into account any special requirements of the customer However should the customer require an installation that is illegal or unsafe these facts must be pointed out to the customer and a policy of non compliance adopted Testing Once installed the equipment should be tested to ensure that it is operat ing satisfactorily and that the positio...

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Page 168: ...NSE K B 3 Series Transceivers PAMS Technical Documentation Original 11 97 Service Tools ...

Page 169: ...duct Code 7 View of JBS 19 7 Flash Loading Adapter FLA 5 8 Product Code 8 View of FLA 5 8 Flash Prommer FPS 4S 9 Product Code 9 View of FPS 4S 9 Security Box TDF 4 10 Product Code 10 View of TDF 4 10 Service Audio Box JBA 4 11 Product Code 11 View of JBA 4 11 Service Cable SCH 5 12 Product Code 12 View of SCH 5 12 Warranty Cable SCH 6 13 Product Code 13 View of SCH 6 13 Audio Cable ADS 1 14 Produc...

Page 170: ...C 1B 18 Product Code 18 View of XRC 1B 18 Light Flash Cable FLC 5 19 Product Code 19 View of FLC 5 19 MBUS Cable DAU 9S 20 Product Code 20 View of DAU 9S 20 MBUS Cable DAU 9P 21 Product Code 21 View of DAU 9P 21 Power Cable PCS 1 22 Product Code 22 View of PCS 1 22 T modular Adapter 23 Product Code 23 View of T modular Adapter 23 SW Security Device PKD 1 24 Product Code 24 View of SW Security Devi...

Page 171: ...7 Battery Adapter BDC 3 The Battery Adapter BDC 3 is used along with an external battery capacity meter to check battery capacity Note that Li ion batteries have an internal protection circuit to prevent deep discharge Product Code Battery Adapter BDC 3 0770083 View of BDC 3 ...

Page 172: ... used in place of the phone s normal battery during service to supply a controlled operating voltage to the phone for current and charger calibration and is also required when flashing the phone Note that the cable SCB 3 0730114 is also required for charger calibration Product Code Service Battery BBD 3 0775071 View of BBD 3 ...

Page 173: ...level repair of the system RF module Product Code Light Module Jig JBT 1 0770109 View of JBT 1 Connect the External antenna cable XRC 1B service Cable SCH 5 and the DC Cable PCS 1 to the JBT 1 jig The service cable SCH 5 can be replaced by the DAU 9P cable Note The nominal supply voltage for JBT 1 is 3 6 V The supply voltage must not exceed 5 0 V ...

Page 174: ... system RF and UIF modules Product Code Light Module Jig JBS 19 0770098 View of JBS 19 Connect the External antenna cable XRC 1B service Cable SCH 5 and the DC Cable PCS 1 to the JBS 19 jig The service cable SCH 5 can be replaced by the DAU 9P cable Note The nominal supply voltage for JBS 19 is 3 6 V The supply voltage must not exceed 5 0 V ...

Page 175: ...supplied to FLA 5 from the Flash Security Box TDF 4 via the DC cable PCC 1B The PCC 1B cable can be replaced with a Travel Charger ACH 6 and is connected to the Flash Prommer FPS 4S with the cable AXS 5 The sales pack includes Flash Loader Adapter FLA 5 0770085 Service cable SCH 5 0730098 D15 D15 Cable AXS 5 0730091 Installation software for FPS 4 8400041 Product Code Flash Loading Adapter FLA 5 0...

Page 176: ...g the new MCU software from the PC to the flash prommer and then loading the new SW from the prommer to the phone When updating more than one phone in succession the MCU software only needs to be loaded to the prommer once The sales pack includes Charger ACL 3E 0680015 Printer Cable 0730029 D9 D9 Cable AXS 4 0730090 Installation software for FPS 4 8400041 Product Code Flash Prommer FPS 4S 0080178 ...

Page 177: ...equired for updating MCU software and infra red testing Note1 TDF 4 is delivered in de activated mode Fill in the enclosed Activation Request Form and fax to NMP Salo to get the activation code Note2 The infra red module JLP 1 is not included in the TDF 4 sales package Product Code Security Box TDF 4 0770106 View of TDF 4 ...

Page 178: ... K B 3 Service Tools Page 11 Original 11 97 Service Audio Box JBA 4 The Service Audio Box JBA 4 is used between the Service Cable SCH 5 MBUS Cable DAU 9S and Audio Cable ADS 1 Product Code Service Audio Box JBA 4 0770094 View of JBA 4 ...

Page 179: ...2 Original 11 97 Service Cable SCH 5 The Service Cable SCH 5 is used between the phone and Service Audio Box JBA 4 or modular T adapter It is also used between the phone and the Flash Loading Adapter FLA 5 Product Code Service Cable SCH 5 0730098 View of SCH 5 ...

Page 180: ...ervice Tools Page 13 Original 11 97 Warranty Cable SCH 6 The Warranty cable SCH 6 is used to connect two phones and enables transfer of data stored numbers etc from one phone to another Product Code Warranty Cable SCH 6 0730099 View of SCH 6 ...

Page 181: ...Tools Page 14 Original 11 97 Audio Cable ADS 1 Audio cable is an adapter routing AF signals MIC EAR from 8 pin modular connector to two BNC connectors It is used to connect JBA 4 SCH 5 and DAU 9S Product code Audio Cable ADS 1 0730011 View of ADS 1 ...

Page 182: ...tation NSE K B 3 Service Tools Page 15 Original 11 97 D15 D15 Cable AXS 5 The D15 D15 Cable AXS 5 is used to connect two 15 pin D connectors e g between FLA 5 and FPS 4S Product Code D15 D15 Cable AXS 5 0730091 View of AXS 5 ...

Page 183: ...PAMS Technical Documentation NSE K B 3 Service Tools Page 16 Original 11 97 DC Cable PCC 1B The DC Cable PCC 1B is used e g to connect FLA 5 and TDF 4 Product Code DC Cable PCC 1B 0770053 View of PCC 1 ...

Page 184: ... Tools Page 17 Original 11 97 DC Cable SCB 3 The DC Cable SCB 3 is used to connect the Service Battery to the charger connection Vin of the phone when doing the charger calibration service procedure Product Code DC Cable SCB 3 0730114 View of SCB 3 ...

Page 185: ...rnal Antenna Cable XRC 1B The External Antenna Cable is used to connect the transceiver to measuring equipment during servicing Note Typical attenuation at 900 MHz is 0 7 dB Typical attenuation at 1800 MHz is 0 9 dB Product Code External Antenna Cable XRC 1B 0730128 View of XRC 1B ...

Page 186: ...PAMS Technical Documentation NSE K B 3 Service Tools Page 19 Original 11 97 Light Flash Cable FLC 5 Not used in GSM PCN phones Product Code Light Flash Cable FLC 5 0081263 View of FLC 5 ...

Page 187: ...SE K B 3 Service Tools Page 20 Original 11 97 MBUS Cable DAU 9S The MBUS Cable DAU 9S has a modular connector and is used with the service Audio Box JBA 4 or a modular T adapter Product Code MBUS Cable DAU 9S 0730108 View of DAU 9S ...

Page 188: ...tion NSE K B 3 Service Tools Page 21 Original 11 97 MBUS Cable DAU 9P The MBUS Cable DAU 9P has a phone system connector and is used between the phone and external devices Product Code MBUS Cable DAU 9P 0730109 View of DAU 9P ...

Page 189: ...ation NSE K B 3 Service Tools Page 22 Original 11 97 Power Cable PCS 1 The Power Cable PCS 1 is used to connect the module jigs JBT 1 and JBS 19 to an external power supply Product Code Power Cable PCS 1 0730012 View of PCS 1 ...

Page 190: ...NSE K B 3 Service Tools Page 23 Original 11 97 Modular T adapter The modular T adapter is a suitable branching unit to provide the needed parallel modular connections Product Code Modular T adapter 4626134 View of Modular T adapter ...

Page 191: ... port of the PC Whitout the dongle present it is not possible to use the service software Printer or any such device can be connected to the PC through the dongle if needed Caution Make sure thet you have switched off the PC and the printer before making connections Caution Do not connected the PKD 1 to the serial port You may damage your PKD 1 Product Code SW Security Device PKD 1 0750018 View of...

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Page 193: ...NSE 3 System Module UP8T Original 11 97 3 A3 1 Block Diagram of System RF Blocks ...

Page 194: ...NSE 3 System Module UP8T Original 11 97 3 A3 2 Circuit Diagram of Baseband Version 12 Edit 8 for layout version 14 ...

Page 195: ...NSE 3 System Module UP8T Original 11 97 3 A3 3 Circuit Diagram of Power Supply Version 14 Edit 41 for layout version 14 ...

Page 196: ...NSE 3 System Module UP8T Original 11 97 3 A3 4 Circuit Diagram of SIM Connectors Version 14 Edit 9 for layout version 14 ...

Page 197: ...NSE 3 System Module UP8T Original 11 97 3 A3 5 Circuit Diagram of CPU Block Version 14 Edit 23 for layout version 14 NSE 1 NSE 3 ...

Page 198: ...NSE 3 System Module UP8T Original 11 97 3 A3 6 Circuit Diagram of Audio Version 14 Edit 27 for layout version 14 ...

Page 199: ...NSE 3 System Module UP8T Original 11 97 3 A3 7 Circuit Diagram of IR Module Version 14 Edit 21 for layout version 14 ...

Page 200: ...NSE 3 System Module UP8T Original 11 97 3 A3 8 Circuit Diagram of RF Block Version 14 Edit 26 for layout version 14 ...

Page 201: ...active state pulse active 0V non active 2 8V J254 COBBARDX active state pulse active 0V non active 2 8V J255 COBBACLK active state pulsed DC 0V 2 8V testpoint name condition dc level ac level J502 Power control op amp output voltage to N550 Vpd pin power level depended pulsed DC J506 RFC 13 MHz sine wave 0 V typ 1 0 Vpp min 0 5 max 2 0 Vpp J510 VRX regulated supply for RX 2 8 V min 2 7 max 2 85 V ...

Page 202: ...d 0V J256 COBBADAX active state pulse active 0V non active 2 8V testpoint name condition dc level ac level J500 Control voltage for UHF VCO module G600 channel 60 channel 1 channel 124 2 25 0 25 V 0 8 V 3 7 V J504 Control voltage for VHF VCO circuit typ 2 0 2 2 V min 0 5 max 4 0 V J508 VSYN_2 regulated supply for PLLS 2 8 V min 2 7 max 2 85 V J534 J5 36 13 MHz IF output to N250 95 dBm X540 ext RF ...

Page 203: ...NSE 3 Series Transceivers PAMS Technical Documentation Original 11 97 Tuning Instructions ...

Page 204: ...ers 5 Flash Concept for NSE 3 6 Tuning With Covers Off Using Test frame JBS 19 7 Tuning With Covers Off using Light Jig JBT 1 8 Warranty Transfer 9 Tuning Steps 10 1 RSSI Reference Signal Level Storage 10 2 AFC Diagram Storage 10 3 I Q Modulator Amplitude Balance and Phase Shift Tuning 11 4 Tuning of Transmitter Power Levels 13 5 Charge Voltage Adjustment 14 6 Battery Voltage Adjustment 14 7 LCD C...

Page 205: ...ction parameter The tuning values of the phone reside on the EEPROM The contents of the EEPROM can be read by the service software and saved as a file This is advisable when there is need to retain that information e g in view of replacement of the circuit The program also enables writing the default parameters on the EEPROM in which case all tuning steps should be carried out During tuning procee...

Page 206: ...mage your PKD 1 Attach the protection key PKD 1 to parallel port one 25 pin female D connector of the PC When connecting the PKD 1 to the parallel port be sure that you insert the PC end of the PKD 1 to the PC male side If you use a printer on parallel port one place the PKD 1 between the PC and your printer cable Next connect the M2BUS service cable DAU 9P to the serial port RS 232 of the compute...

Page 207: ... 97 Equipment Setup for Tuning a Phone without Removing Covers 1 2 3 4 5 Item Service accessory Product code 1 Service Battery BBD 3 0775071 2 DC Cable SCB 3 0730114 3 Service MBUS Cable DAU 9P 0730109 4 Software protection key PKD 1 0750018 5 Service SW diskette 3 5 0774080 ...

Page 208: ...1 5 Service Cable SCH 5 0730098 6 DC Cable PCC 1B 0730053 7 D15 D15 Cable AXS 5 0730091 Included in FLA 5 sales pack 8 Printer Cable Included in FPS 4 sales pack 0730029 9A D9 D9 Cable AXS 4 0730090 Included in FPS 4 sales pack 9B D9 D9 Cable AXS 4 0730090 10 Software protection key PKD 1 0750018 11 Service SW diskette 3 5 0774080 12 Travel Charger ACH 6E Euro 0270381 Travel Charger ACH 6U USA Jap...

Page 209: ...ce Audio Box JBA 4 0770094 3 DC Cable PCS 1 0730012 4 External Antenna Cable XRC 1B 0730128 5 Service Cable SCH 5 0730098 6 Service MBUS Cable DAU 9S 0730108 7 Audio Cable ADS 1 0730011 8 Software Protection Key PKD 1 0750018 9 Service SW diskette 3 5 0774080 The nominal operating voltage for JBS 19 is 3 6 V The supply voltage for JBS 19 must never exceed 5 0 V SCH 5 JBA 4 and DAU 9S can be replac...

Page 210: ...rvice Audio Box JBA 4 0770094 3 DC Cable PCS 1 0730012 4 External Antenna Cable XRC 1B 0730128 5 Service Cable SCH 5 0730098 6 Audio Cable ADS 1 0730011 7 Service MBUS Cable DAU 9S 0730108 8 Software Protection Key PKD 1 0750018 9 Service SW diskette 3 5 0774080 The nominal operating voltage for JBT 1 is 3 6 V The supply voltage for JBT 1 must never exceed 5 0 V SCH 5 JBA 4 and DAU 9S can be repla...

Page 211: ...PAMS Technical Documentation NSE 3 Tuning Instructions Page 9 Original 11 97 Warranty Transfer 1 Item Service accessory Product code 1 Warranty Cable SCH 6 0730099 ...

Page 212: ...ect Tuning RX Calibration Connect RF generator to antenna connector at 947 067710 MHz Adjust signal generator level to 55 dBm cable attenuation Press OK button Adjust signal generator level to 80 dBm cable attenuation Press OK button Service software reports A Table of AFC Parameters AFC INIT Value AFC Slope PSW Slope A Table for AGC Calibration AGC in 3 db steps 0 57 dB DAC and voltage reading fo...

Page 213: ...f needed to phone an tenna connector Check that TX power level is level 10 channel is 60 and TX data type is 1 Adjust spectrum analyzer centre frequency to 902 MHz Span 200 kHz Res BW 10 kHz Video BW 1 kHz and Sweep time 0 5 s 67 71 kHz 67 71 kHz CHF 30 dB 35 dB Set this value to minimum Amplitude phase difference Set this value to minimum D C offset tunings Select the TX I d c offset option Adjus...

Page 214: ...gnal CHF 67 7 kHz 902 06777 MHz to minimum by varying D A converter value with and keys The amplitude difference between CHF 67 7 kHz and CHF 67 kHz should be 35 dB Select the Phase Difference option Adjust the level of signal CHF 67 7 kHz to minimum by varying D A converter value with and keys When values are correct press SAVE button ...

Page 215: ... s EEPROM or fac tory default values Set power supply voltage 8 4 V to service battery or 3 6 V to jig Connect pulse power meter or spectrum analyzer to antenna connec tor Check that channel is 60 Adjust the power level levels 5 15 and 19 by clicking the and buttons and change levels with and keys Power level Tuning POUT dBm CH 60 5 32 5 15 13 0 19 7 0 Base 20 0 Note If the base calculation featur...

Page 216: ...librations Battery charger default values Select 1 Run Battery charger default values checkbox Battery voltage Select 2 Battery voltage checkbox Charger voltage Select 3 Charger voltage checkbox Battery size Select 4 Battery size checkbox Battery temperature Select 5 Battery temperature checkbox Charge current Select 6 Charge current Select Save without confirmation if you don t want confirm all t...

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