Nokia NSB-5 Series Technical Documentation Manual Download Page 3

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PAMS Technical Documentation

System Module

NSB-5

Issue 1 03/01



Nokia Mobile Phones Ltd.

Page 3

Contents

Page No

System Connector

........................................................................................................ 7

Vibra Alerting Device ............................................................................................. 16

SIM Card Connector ..................................................................................................16
Infrared Transceiver Module .................................................................................... 17
Real Time Clock ....................................................................................................... 18

Baseband Module

....................................................................................................... 18

Technical Summary .................................................................................................. 18
Power Distribution .................................................................................................... 20
Power Up .................................................................................................................. 22

Audio Control ........................................................................................................... 30

Digital Control ...........................................................................................................34

MAD2WD1 ............................................................................................................. 34
MAD2PR1 pinout .................................................................................................. 35

Memories .................................................................................................................. 46

Program Memory 32MBit Flash ............................................................................. 47
SRAM Memory...................................................................................................... 47
EEPROM Emulated in FLASH Memory............................................................... 47

MCU Memory Requirements ................................................................................... 47

Summary of Contents for NSB-5 Series

Page 1: ...Programmes After Market Services NSB 5 Series Transceivers Issue 1 03 01 Nokia Mobile Phones Ltd System Module ...

Page 2: ...NSB 5 System Module PAMS Technical Documentation Page 2 Nokia Mobile Phones Ltd Issue 1 03 01 ...

Page 3: ...wer Up by RTC 23 Power Up by IBI 23 Acting Dead 23 Active Mode 23 Sleep Mode 23 Battery charging 24 Startup Charging 25 Battery Overvoltage Protection 25 Battery Removal During Charging 26 Different PWM Frequencies 1Hz and 32 Hz 27 Battery Identification 28 Battery Temperature 29 Supply Voltage Regulators 29 Audio Control 30 Internal Microphone and Earpiece 31 External Audio Connections 32 Analog ...

Page 4: ...ator Output Level 62 Power Levels vs temperature 62 RSSI 62 TX power range 62 PA select function 63 RF Block Specifications 63 GSM1900 Duplex Filter 64 Receiver Blocks 65 LNA in CRFU_2a 65 GSM1900 Receive Interstage Filter 65 First Mixer UHF in CRFU_2a 66 First IF Filter 67 Second Mixer VHF in CRFU_2a 67 Second IF Filter 68 AGC and Third Mixer in SUMMA 69 Third IF Filter 70 Third IF Buffer in SUMM...

Page 5: ...s Filter 79 UHF PLL 80 GSM1900 UHF VCO module 81 UHF LO signal into CRFU_2a 82 Data Interface and Timing 83 Synthesizer Timing Control 84 Transmit Power Timing 86 Interfacing 86 User Interface 87 LEDs 87 Plastic Window 88 Dust Seal 88 LCD Adhesive 88 Reflector 88 Connector 88 Light Guide 88 UI Module Connection to Main PCB 90 Parts Lists 92 System Module 0201192 92 ...

Page 6: ...nd power distribution 20 Figure 9 Battery Charging 24 Figure 10 Battery Identification 28 Figure 11 Battery Temperature 29 Figure 12 Audio Control 31 Figure 13 Combined headset and system connector audio signal 32 Figure 14 IBI power on 49 Figure 15 RF frequency plan 50 Figure 16 RF power distribution maximum currents 51 Figure 17 RF power distribution typical currents 52 FIGURE 18 Power Control L...

Page 7: ...he system connector includes the following parts DC connector for external plug in charger and a desktop charger System connector for accessories and intelligent battery packs The System connector is used to connect the transceiver to accessories System connector pins can be used to connect intelligent battery packs to the trans ceiver Figure 1 System connector module Solderable element 2 pcs Cabl...

Page 8: ...Detect Holder Slide Detect 7 MIC N Slide Detect Holder Gnd 8 XMIC Bottom IBI connectors Analog audio input 9 SGND Bottom IBI connectors Audio signal ground 10 XEAR Bottom IBI connectors Analog audio output 11 MBUS Bottom IBI connectors Bidirectional serial bus 12 FBUS_RX Bottom IBI connectors Serial data in 13 FBUS_TX Bottom IBI connectors Serial data out 14 L_GND Bottom charger contacts Logic and...

Page 9: ...slide is in an open or closed position Roller Interface A mechanical solution is implemented and three interrupts are fed to the MAD2WD1 Keys and Keymatrix 0 9 send end soft_1 soft_2 power_on_off roller_push Headset Connector The external headset device is connected to the system connector from which the sig nals are routed to COBBA_GJP microphone inputs and earphone outputs Table 2 Mic signals of...

Page 10: ...output capacitance Load AC impedance to GND Head set Load AC impedance to SGND External accessory Max output level No load Resistance to accessory ground in accessory Accessory detection from accessory to phone 0 16 0 5 6 8 2 8 47 0 2 1500 V kΩ V Ω V kΩ DC voltage ref SNGD External accessory Load DC resistance to SGND Exter nal accessory DC voltage ref SGND Headset with closed switch Load DC resis...

Page 11: ... V V V Not muted Muted without headset Comparator reference in accessory Headset detection from accessory to phone NO TAG 1 47 0 49 2 9 1 33 V V kΩ No headset ref SGND Headset connected ref SGND Pull up resistor to VBB in phone Function DLR 3 Datacable Detection 440 733 mV DLR 3 detected ref SGND 9 Yes SGND Audio sig nal ground Separated from phoneGND from phone to accessory 0 2 5 47 10 380 100 0 ...

Page 12: ... resistor in accessory Serial EMI filtering resistor in phone Cable capacitance Rise fall time 12 Yes FBUS_ RX Serial data in from accessory to phone 0 2 0 220 47 2 2 0 8 2 8 150 2 1 V V kΩ kΩ kΩ pF µs µs Input low voltage ref GND Input high voltage ref GND Pull down resistor in phone Pull up resistor in accessory Serial EMI filtering resistor in accessory Cable capacitance Rise fall time 115kbits...

Page 13: ...phone Pull down resistor in accessory Serial EMI filtering resistor in phone Cable capacitance Rise fall time 9600 bits s 2 14 L_GND Logic and charging ground separated from phoneGND by EMI compo nents 0 1 0 A Ground current 4 5 CHRG_ CTRL Charger control from phone to accessory 0 1 7 1 32 20 30 0 8 2 9 37 99 V V Hz kΩ kΩ Output low voltage IOL 20 µA Output high voltage IOH 20 µA PWM frequency PWM...

Page 14: ... Charging current Ripple voltage f 20 200Hz load 3 10 Ω Ripple voltage 4 0 2 30kHz load 3 10 Ω Ripple voltage f 30kHz load 3 10 Ω Total ripple voltage f 20Hz load 3 10 Ω Slow charger from accessory to phone 0 0 15 1 0 Vpeak Apeak Charging voltage max unloaded 20 overvoltage in mains Charging current max shorted 20 overvoltage in mains Table 3 System IBI connector Pin IB pin NAME Function Min Typ M...

Page 15: ...acts to give enough time for the SIM shut down XEAR SGND 47R 10m 100n 100n HEADDET HF HFCM 47k VBB MIC1N MIC1P 100n 100n MIC3N MIC3P XMIC 220k MAD 100n HOOKDET AUX OUT EAD CCONT 2k2 27p Note 1 Grey resistor are in the border of EMI clean and dirty areas Note 2 AGND is connected directly to the GND on PCB close to HF parts Note 3 ESD protection diodes are not shown Baseband COBBA GJP 220k LGND R01 ...

Page 16: ...d with one PWM sig nal by the MAD2WD1 via the BTEMP battery terminal SIM Card Connector The SIM card connector is located on the PCB Only small SIM cards are supported Figure 5 SIM Card Reader Ultra phone 1 VBATT 2 BSI 3 BTEMP 4 VBATT Table 4 SIM Connector Electrical Specifications Pin Name Parameter Min Typ Max Unit Notes 1 GND GND 0 0 V Ground B side view 1 2 3 4 No metal in these areas old conn...

Page 17: ...d data pulses and detection and decoding for received data pulses The data is transferred over the IR link using serial FBUS data at speeds 9 6 19 2 38 4 57 6 or 115 2 kbits s which leads to maximum throughput of 92 160 kbits s The used IR module complies with the IrDA SIR specification Infra Red Data Association which is based on the HP SIR Hewlett Packard s Serial Infra Red concept 2 VSIM 5V SIM...

Page 18: ... after the main battery is connected The CCONT resets the MCU in approx 62ms and the 32kHz source is settled after approx 1s The CCONT is an ideal place for an integrated real time clock as the asic already contains the power up down functions and a sleep control with the 32kHz sleep clock which is always running when the phone battery is connected This sleep clock is used for a time source to a R...

Page 19: ... the CCONT which utilizes the same 32KHz clock supply as the sleep clock A backup power supply is provided for the RTC which keeps the real time clock running when the main battery is removed The backup power supply is a rechargeable polyacene battery with a backup time of ten minutes The interface between the baseband and the RF section is handled by a specific asic The COBBA_GJP asic provides A ...

Page 20: ...TxPwr SIMCardPwr and SynthPwr from MAD2 to CCONT have changed to a serial control signal between MAD2WD1 and CCONT Figure 8 shows a simplified block diagram of the power distribution Note In battery terms there is VBATT and VB the difference is a filter coil and capacitors The power management circuitry provides protection against overvoltages charger fail ures and pirate chargers etc that could c...

Page 21: ...lso a 1 5 V reference voltage VREF to COBBA_GJP SUMMA The VREF voltage is also used as a reference to some of the CCONT A D converters and as a refer ence for al the other regulators In addition to the above mentioned signals MAD2WD1 includes also TXP control signal which goes to SUMMA power control block and to the power amplifier The transmitter power control TXC is led from COBBA_GJP to SUMMA V...

Page 22: ...h on the CCONT digital voltage as soon as the battery voltage exeeds 3 0V The reset for CCONT s digital parts is released when the operating voltage is stabilized 50 us from switching on the voltages Operating voltage for VCXO is also switched on The counter in CCONT digital section will keep MAD in reset for 62 ms PURX to make sure that the clock provided by VCXO is stable After this delay MAD re...

Page 23: ... dead To the user the phone acts as if it was switched off A battery charging alert is given and or a battery charging indication on the display is shown to acknowledge the user that the battery is being charged Active Mode In the active mode the phone is in normal operation scanning for channels listening to a base station transmitting and processing information All the CCONT regulators are opera...

Page 24: ...ake up sequence and sets the VCX OPwr control high After VCXO settling time other regulators and clocks are enabled for active mode If the battery pack is disconnect during the sleep mode the CCONT shall power down the SIM in the sleep mode as there is no time to wake up the MCU Battery charging The electrical specifications give the idle voltages produced by the acceptable chargers at the DC conn...

Page 25: ...ominal Battery Overvoltage Protection Output overvoltage protection is used to protect phone from damage This function is also used to define the protection cutoff voltage for different battery types Li or Ni The power switch is immediately turned OFF if the voltage in VOUT rises above the selected limit VLIM1 or VLIM2 Table 7 Battery Overvoltage Protection The voltage limit VLIM1 or VLIM2 is sele...

Page 26: ...on is also needed in case the main battery is removed when charger connected or charger is connected before the battery is connected to the phone With a charger connected if VOUT exceeds VLIM1 or VLIM2 CHAPS turns switch OFF until the charger input has sunken below Vpor nominal 3 0V maximum 3 4V MCU soft ware will stop the charging turn off PWM when it detects that battery has been removed The CHA...

Page 27: ...artup current flows until Vstart limit reached 6 VOUT exceeds limit Vstart Istart is turned off 7 VCH falls below Vpor Different PWM Frequencies 1Hz and 32 Hz When a travel charger 2 wire charger is used the power switch is turned ON and OFF by the PWM input when the PWM rate is 1Hz When PWM is HIGH the switch is ON and the output current Iout charger current CHAPS supply current When PWM is LOW t...

Page 28: ...N100 A D converter Figure 10 Battery Identification The battery identification line is used also for battery removal detection The BSI line is connected to a SIMCardDetX line of MAD2 D300 SIMCardDetX 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 be...

Page 29: ...always when the phone is powered on The VBB baseband regulator feeds MAD and memories COBBA digital parts and the LCD driver in the UI section There is a separate regulator for a SIM card The regulator is selectable between 3V and 5V and controlled by the SIMPwr line from MAD to CCONT The COBBA analog parts are powered from a dedi cated 2 8V supply VCOBBA The CCONT also supplies 5V for RF The CCON...

Page 30: ...a 1 5 V reference voltage VREF to COBBA SUMMA and CRFU The VREF voltage is also used as a reference to some of the CCONT A D converters In addition to the above mentioned signals MAD includes TXP control signal which goes to SUMMA power control block and to the power amplifier The transmitter power con trol TXC is led from COBBA to SUMMA Audio Control The audio control and processing is handled by...

Page 31: ...he SGND does not supply audio signal only common mode Therefore there are no electrical loopback echo from downlink to uplink The output for the internal earphone is a dual ended type output capable of driving a dynamic type speaker The output for the external accessory and the headset is single ended with a dedicated signal ground SGND Input and output signal source selection and gain control is ...

Page 32: ...Ω pullup in the transceiver and 6 8 kΩ pull down to SGND in accessory The XEAR is pulled down when an accessory is connected and pulled up when disconnected The XEAR is connected to the HookDet line in MAD an interrupt is given due to both connection and disconnection There is filtering between XEAR and HookDet to prevent audio signal giving unwanted interrupts XEAR SGN D 47R 10m 100n 100n HEADDET...

Page 33: ...nization signals It is used to transfer the PCM samples The frame synchronization 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 PCMDClk a frame synchronization signal to DSP PCMSClk a codec transmit data line PCMTX and a ...

Page 34: ...tion frequency is 8 kHz which indicates the rate of the PCM samples and the clock frequency is 1 MHz COBBA_GJP generates both clocks NSB 5 uses the 4 pin solution Alert Signal Generation A buzzer is used for giving alerting tones and or melodies as a signal of an incoming call Also keypress and user function response beeps are generated with the buzzer The buzzer is controlled with a BuzzerPWM out...

Page 35: ...rallel IO USART and PWM control unit for vibra and buzzer FLEXPOOL DAS00308 FlexPool Specification SERRFI DAS00348 COBBA_GJP Specifications The MAD2WD1 operates from a 13 MHz system clock which is generated from the 13Mhz VCXO frequency The MAD2WD1 supplies a 6 5MHz or a 13MHz internal clock for the MCU and system logic blocks and a 13MHz clock for the DSP where it is multiplied to 78 MHz DSP cloc...

Page 36: ...2 SynthData O 2 Synthesizer data SDATA to SUMMA C2 LEADGND LEAD gnd GND D2 Col4 I O 2 up Keyboard column 4 pro grammable pull up Keyboard col4 E2 Row4 I O 2 up Keyboard row 4 parallel LCD dirver register selec tion control Keyboard row4 F2 Row1 I O 2 up Keyboard row 3 parallel LCD driver data Keyboard row1 G2 MCUAd21 I O 2 up MCU address bus FLASH address 21 H2 MCUAd18 O 2 MCU address bus SRAM FLA...

Page 37: ...general purpose port IRON Enable control for IrDa B4 SynthEna2X I O 2 Synthesizer 2 data enable NC C4 Col1 I O 2 up Keyboard column 1 Keyboard column 1 D4 Col2 I O 2 up Keyboard column 2 Keyboard column 2 E4 GND GND Ground GND F4 Row3 I O 2 up Keyboard row3 parallel LCD driver data Keyboard row3 G4 MCUAd19 O 2 MCU address bus SRAM FLASH address 19 H4 LEADGND GND LEAD ground GND J4 GND GND Ground G...

Page 38: ...power supplied from CCONT V2V C7 COBBAIDa I O 2 Bidirectional transfer of in phase samples Bidirectional transfer of in phase samples COBBA Idata D7 COBBAQDa I O 2 Bidirectional transfer of quadrature samples Bidirectional transfer of quadrature samples COBBA Qdata K7 VCC_IO PWR I O power VBB L7 ExtMCUDa4 I O 2 down MCU data bus SRAM FLASH data 4 M7 ExtMCUDa5 I O 2 down MCU data bus SRAM FLASH dat...

Page 39: ...ata in out exter nal pull up down depend ing on how to boot Serial data in out to LCD C10 GenCCONTCSX O 2 Chip select to CCONT Chip select to CCONT D10 VCC_IO PWR I O Power I O Power VBB E10 GND GND Ground GND F10 HeadDet I O Headset detection inter rupt Headset detection inter rupt to CCONT EAD G10 MCUGenIO4 I O 2 MCU data in 16 bit mode pullup BATTIO through BTEMP H10 LEADVCC PWR LEAD power LEAD...

Page 40: ...lect Enable for 4M FLASH chip A12 SIMCardClk O 2 SIM clock SIM clock to CCONT B12 CCONTInt I CCONT interrupt CCONT interrupt C12 TxPwr I O 2 down Tx regulator control Tx regulator control to CCONT D12 SIMCardPwr I O 2 up SIM power control SIM power control to CCONT E12 MCUGenIO3 I O 2 up General purpose I O port VPP supply for FLASH F12 LoByteSelX I O 2 up ROLLER_B Input bit for roller G12 VibraPW...

Page 41: ...ect N13 JTDI I O Up JTAG data in JTAG data in Ball No Name Type Reset Value Description HD955 Function Connection A1 MIC1P I Positive high impedance input for microphone Analog input from external microphone B1 MIC3N I Third negative high impedance input for microphone Analog input from external microphone C1 VSUBA P Analog Substrate contact for RF analog and AudioCodec AGND D1 EARP O Float Positi...

Page 42: ...HFCM O Float Common mode output for phone external audio circuitry Not used floating E3 VDA4 P Positive analog power supply for PCM DAC VCOBBA from CCONT F3 TxQOutP O Float Positive quadrature transmit out put To SUMMA G3 TxQOutN O Float Negative quadrature transmit output To SUMMA H3 TxIOutP O Float Positive in phase transmit output To SUMMA A4 MBIAS O Float Bias output for microphone 2 1V Bias o...

Page 43: ...D2WD1 COBBAIda B6 Qdata I O Imp Bi directional transfer of Q sam ples Pdata 6 when JDC IQ 0 and DuplexIQ 0 and JDC mode To MAD2WD1 COBBAQda C6 PCMDCLK O Z PCM bus data transfer clock 4 wire Pdata 9 1 wire 520 kHz To MAD2WD1 PCMDClk D6 Pdata 3 O 0 Pdata 3 RxI data in DuplexIQ mode LCD light LED driver control E6 Pdata 1 O 0 Pdata 1 Capture shift when test 1 Keyboard light LED driver con trol F6 VSA...

Page 44: ... Positive Q receive input in Rx_In phase mode AGND G8 RxIP I Positive I common receive input From SUMMA H8 RxIN I Negative I common receive input From SUMMA Table 12 CCONT 3V pin assignment Pin Symbol Type State in Reset Description 1 RSSI I receive signal strength indicator 2 ICHAR I V ICHAR voltage input 3 MODE_SEL I High Z GND mode select High Z normal mode GND RAM_Bck 4 VR3 RAM_bck O OV 2 8V V...

Page 45: ...voltage VSIM V5V SMR SIMlf 29 PWRONX WDDISX I VBAT GND power on control from keyboard watchdog disable 30 SIM_PWR I 1 0 SIM regulator enable 31 GROUND P VSIM V5V SMR SIMlf 32 V5V O High Z 5V dc voltage output 33 V5V_2 O High Z reserved for 5V SMR 34 V5V_4 O High Z reserved for 5V SMR 35 V5V_3 O High Z reserved for 5V SMR 36 VSIM O 3 0V High Z SIM regulator output 37 GROUND P VSIM V5V SMR SIMlf 38 ...

Page 46: ...nd multiplexers connected to the MCU data bus The MCU address space is divided into access areas with separate chip select signals BUSC supports a programma 45 VBACK P backup battery backup battery input 46 CRA I crystal for 32 kHz sleep clock 47 CRB I crystal for 32 kHz sleep clock 48 SLCLK O sleep clock output 49 DATACLK I High Z MAD2WD1 bus clock 50 DATASELX I High Z MAD2WD1 bus enable 51 DATA_...

Page 47: ... is used for a nonvolatile data memory to store the tuning parameters and phone setup information The short code memory for storing user defined information is also implemented in the flash The flash size can vary between 2k to 8kbytes depending on the amount of short code number locations supported The memory is accessed through the parallel bus MCU Memory Requirements The MCU memory requirements...

Page 48: ...programming voltage is supplied inside the transceiver from the CCONT For protecting the MAD2WD1 against ESD spikes at the system connector the data transmission lines MBUS RX and TX are equipped with EMI filters IBI Accessories All accessories which can be connected between the transceiver and the battery or which itself contain the battery are called IBI accessories Either the phone or the IBI a...

Page 49: ...n 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 Figure 14 IBI power on BATTERY 100k VREF TRANSCEIVER BTEMP GND BSI VBAT 1k MAD BTEMP CCONT VIBRAPWM 10k RT NTC MCUGenIO4 2k2 R214 C105 10n 47k Vibra 10n 22k 100n 100n M VB 10k 220k 4k7 3x3Ru ...

Page 50: ... consumption of each regulator is shown in the following power distribution dia gram Figure 16 shows maximum currents Figure 17 shows typical currents On the left side of the figure are the regulator control signals Above each regulator is the rated current for that regulator The name on the right side of the regulator block smaller font indicates the signal name used on the schematics On the far ...

Page 51: ...O VDET VTX V5V VSYN_D VSYN_A PA 45 max output 32 5dBm Vbat 3 6V 0 6mA VCTCXO buffer 0 7mA VCTCXO Receiver LNA VHF VCO UHF predivider VHF predivider UHF VCO Dredividers RX mixer UHF VHF buffer mix2 TX PA PA gaincontrol TX buffer Pwrcntrl opamp Transmitter TX upconverter charge pump charge pump detector temp UHF buffer RX TX 150mA battery VR7 V5V VR2 VR4 VR3 VR1 VR5 SUMMA VOP SUMMA VTX CRFU2a V_TX C...

Page 52: ...O VDET VTX V5V VSYN_D VSYN_A PA 45 max output 32 5dBm Vbat 3 6V 0 5mA VCTCXO buffer 0 7mA VCTCXO Receiver LNA VHF VCO UHF predivider VHF predivider UHF VCO Dredividers RX mixer UHF VHF buffer mix2 TX PA PA gaincontrol TX buffer Pwrcntrl opamp Transmitter TX upconverter charge pump charge pump detector temp UHF buffer RX TX 150mA battery VR7 V5V VR2 VR4 VR3 VR1 VR5 SUMMA VOP SUMMA VTX CRFU2a V_TX C...

Page 53: ...07 8 mA 143 8 mA RX active H H L H L 140 mA 186 4 mA TX active except PA H H L H H 1310 mA 1576 mA TX active full power Table 16 Current output capability nominal voltage of RF regulators Regulator Maxim um output current Unit Vout Unit Notes VR1 to VR5 100 mA 2 8 V VR7 150 mA 2 8 V Depends on external BJT VR7BASE 10 mA Base current limit V5V 30 mA 5 0 V Table 17 RF regulator specifications Charac...

Page 54: ... with both receiver and trans mitter functions The receiver functions include LNA and two downconversion mixers Gilbert cell with LO buffers The transmitter functions include an upconversion mixer image rejection with LO buffer All inputs outputs are wideband and require external matching networks for Line regulation F v 10kHz 49 dB Line regulation F v 100kHz 40 dB Load regulation T 25o C 0 6 1 mV...

Page 55: ... a switch mode supply power which generates 5V which is used to power the charge pumps in SUMMA Some of the features of this IC are a nine channel A D converter power up down procedures reset logic charging control watch dog sleep control and SIM interface 2 COBBA_GJP N300 is an interface between the digital world of the BB processing and the analog world of RF and audio circuitry 3 MAD2_PR1 D200 ...

Page 56: ...VHF synthe sizer output 800 MHz by eight The third final IF filter Z701 is a ceramic bandpass filter with a center frequency of 13 MHz This filter attenuates adjacent channels with very little attenuation for 200 kHz The 200 kHz interferers are filtered digitally by DSP The 13 MHz bandpass signal is converted to a balanced signal with a buffer circuit in SUMMA This buffer cir cuit has a voltage ga...

Page 57: ...in control characteristics of the PA are linear in the absolute scale the out put burst of the PA tracks the TXC voltage linearity Power Detection Circuit The power detector gives an indication of output RF power by rectifying the RF voltage to a DC voltage Ideally the output voltage of this peak envelope detector is the peak value of the RF voltage but in real world the output voltage is somewhat...

Page 58: ...nto account when tuning the power con trol loop in operation This means adding or subtracting an offset correction to the power control voltage A fixed correction will probably suffice although the input offset volt age is actually dependent on the common mode input voltage of the loop amplifier The value of the offset correction should then be defined at a low power control voltage where the erro...

Page 59: ...reference voltage U tempref however is needed to calibrate the temperature scale The reference voltage is the value of U bias measured at a known temperature during production tuning The accuracy requirement for the temperature measurement won t be particularly high so that the calibration shouldn t call for any special arrangements deviating from the RF tuning procedure U tempref shall be stored ...

Page 60: ... synthesizers contains a 64 65 dual modulus prescaler a N and A divider a reference divide a phase detector a charge pump a VCO and a lowpass filter The UHF and VHF PLL are controlled with three serial busses a data bus SDATA a serial clock bus SCLK and a latch enable SLE The UHF LO signal is generated by the UHF VCO module which has a tunable frequency range from 1443 MHz to 1510 MHz for the GSM1...

Page 61: ...rence frequency in the VHF synthe sizer is 1 MHz Figure 19 Phase Control Loop AGC The purpose of the AGC amplifier is to maintain a constant output level from the receiver To accomplish this pre monitoring is used This premonitoring is done in three phases and this determines the settling times for the RX AGC The receiver is switched on approximately 150 ms before the burst begins DSP measures the...

Page 62: ...equency of the 13 MHz VCTCXO module Software Compensations Power Levels TXC vs Channel Power levels are calibrated on one channel in production Values for channels between these tuned channels are calculated using linear interpolation Modulator Output Level For optimum linearity and efficiency the output level of the modulator is adjusted in the production Power Levels vs temperature In order to a...

Page 63: ...er information on the different ASICs CRFU_2a 5 SUMMA 6 COBBA_GJP 7 CCONT 3 MAD2_PR1 8 CHAPS 9 GSM1900 Duplex Filter Table 18 Duplex filter Parameter Transmit section Receive section Unit Passband 1850 1910 1930 1990 MHz Maximum insertion loss in passband 2 0 25o C 2 2 30 85o C 3 4 25o C 3 6 30 85o C dB Maximum passband ripple 1 5 1 6 dB Maximum VSWR 1 8 1 8 Terminating imped ance 50 50 ohms Minim...

Page 64: ...m Module PAMS Technical Documentation Page 64 Nokia Mobile Phones Ltd Issue 1 03 01 Parameter Transmit section Receive section Unit Average power 1 W Weight approximately 2 g Package size L x W x H 10 x 17 x 4 mm ...

Page 65: ...ion 1900 2000MHz 34 dB Relative step accuracy 2 2 dB over temp range NF when AGC L approxi mately 1 8 dB AGC settling time 1 us Reverse isolation 18 21 dB Table 20 Electrical charactistics Parameter Min Typ Max Unit notes Center frequency fo 1960 MHz Operating temperature range 30 85 deg C Passband 1930 1990 MHz Terminating impedance 50 ohms Insertion loss in passband 2 5 3 0 dB Amplitude ripple i...

Page 66: ...enuation relative to fo 2010 2070MHz 3 dB Attenuation relative to fo 2070 2200MHz 15 dB Attenuation relative to fo 2200 5000MHz 30 dB Attenuation relative to fo 5000 6000MHz 15 dB Maximum drive level 0 dBm Package LxWxH 3 0x3 0x2 0 mm Vibration Total amplitude 1 52 mm 10 55MHz 2 hours in each of 3 mutually perpendicular directions mm Table 21 First mixer specifications Parameter Minimum Typical No...

Page 67: ...er specifications Parameter Minimum Typical Nominal Maximum Unit Notes Operating temperature range 30 85 deg C Center frequency fo 487 MHz Maximum Ins loss at 1dB BW 3 0 4 5 dB Group delay ripple at 1dB BW 1 0 us pp Bandwidth relative to fo 1dB bandwidth 10 dB bandwidth 13dB bandwidth 20 dB bandwidth 25 dB bandwidth 30 dB bandwidth 200 600 800 1000 1600 3000 kHz kHz kHz kHz kHz kHz Spurious reject...

Page 68: ...MHz LO power in RF input 25 dBm Table 24 Simulated typical values at lower temperatures Note 1 25o C 20o C 30o C Gain 8 dB 8 dB 8 dB NF 8 6 dB 7 dB 7 dB ICP 3 dBm 4 dBm HP3 12 dBm 10 5 dBm 10 5 dBm Parameter Minimum Typical Nominal Maximum Unit Notes Center frequency 87 MHz Maximum ins loss at 1 dBBW 9 0 11 dB Amplitude ripple at 1 dBBW 1 5 2 0 Vpp Group delay ripple at 1 dBBW 1 0 us pp Bandwidth ...

Page 69: ...lute gain change over temperature in a unit from SUMMA input to IF output 13MHz for gains between 40 to 15 dB 2 2 dB Total receiver absolute gain change over temperature in a unit from SUMMA input to IF output 13MHz for gains between 15 to 20 dB 4 4 dB Control voltage for min gain 0 5 V Control voltage for max gain 1 4 V Gain control slope 85 dB V Compression point 1 dB maximum gain 800 mVpp Compr...

Page 70: ...e at 1 dBBW 1 0 dB Group delay ripple at 1 dBBW 1 5 µs p p Attentuations relative to fo fo 400 kHz fo 600 kHz fo 800 KHz 25 35 45 dB Terminating impedance 313 330 347 ohms Operating temperature range 20 75 C Storage temperature range 35 85 C Mechanical dimensions L 7 3 W 3 3 H 1 8 mm Parameter Minimum Typical Nominal Maximum Unit Notes Voltage gain single ended input and balanced output 34 36 38 d...

Page 71: ...re 0 2 0 2 dB Uncalibrated transmitter carrier sup pression down to 40dBm wanted signal level 20 dBc Modulator Output Minimum Typical Nominal Maximum Unit Notes Output frequency 400 MHz Max saturated output power into 100 ohm balanced load 5 3 dBm Output power into 100 ohm bal anced load used in HD955 12 10 8 dBm Absolute gain accuracy process and temp variations 2 2 dB Absolute gain change over t...

Page 72: ...Relative gain variations over temp 25o C 30o C 0 0 3 dB Relative gain variations over Vdd 2 8V 2 9V 0 3 0 dB Relative gain variations over Vdd 2 78V 2 9V 0 0 3 dB Linear gain 20 dB OIP3 15 dBm NF SSB differentially 15 17 dB LO rejection 50 15 dBc 2 LO rejection 24 20 dBc 3 LO rejection 60 35 dBc 4 LO rejection 35 30 dBc IF rejection 25 22 dBc 2 IF rejection 20 16 dBc 3 IF rejection 30 25 dBc 4 IF ...

Page 73: ... ripple in passband 2 8 dB VSWR in passband 2 5 Attenuation DC 1600 MHz 25 27 dB Attenuation 1600 1780 MHz 30 35 dB Attenuation 1930 1990 MHz 10 22 dB Attenuation 2040 2110 MHz 33 36 dB Attenuation 2240 2310 MHz 33 42 dB Attenuation 2310 5000 MHz 20 27 dB Maximum drive level 13 dBm Parameter Minimum Typical Nominal Maximum Unit Notes Operating frequency range 1710 1910 Gain 9 10 11 dB NF 3 dB Curr...

Page 74: ...x 1 8 mm SMD reflow Parameter Symbol Test condition Min Typ Max Unit Operating freq range GSM 1900 application circuit 1850 1910 MHz Supply voltage Vcc 3 0 3 5 5 0 V Output power Pout Pin 0 dBm Vcc 3 0V Vpc 2 2V Tamb 25 deg C 33 dBm Gain control range over all dynamic range Vpc 0 5 2 2V 45 dB Gain control slope sensi tivity at the linear range 8 Vpc1 9V peak output volt Vpc2 0 5V peak output volt ...

Page 75: ...measurement BW 300kHz 50 dB Input intermodulation distortion IMD in Pinwanted 6 dBm Finwanted highest channel Pinint 50 dBm Finint Finwanted 20 MHz Poutwanted 33 dBm IMD Poutint Poutimd Vcc 3 0V 2 dB AM PM conversion Kp Pin 2 0 6 0 dBm Pout 1 0 33 dBm Vpc adjusted for desired output power levels Vcc 3 0V 3 deg dB Receive band noise power Pn Pintx 0 dBm Pinrx 174 dBm Hz noise floor Pout 1 0 33 0 dB...

Page 76: ...s Frequency range 1850 1910 MHz Impedance level of primary circuit 50 ohms Impedance level of secondary circuit 200 ohms VSWR on primary line 1 8 Insertion loss 0 3 dB Coupling 15 13 dB Isolation 25 dB Directivity 10 dB Power capacity 2 W Parameter Minimum Typical Nominal Maximum Unit Notes Frequency range 1850 1910 MHz Error over temperature includes coupler 1 1 Dynamic range 45 dB Linear range 1...

Page 77: ...fficient of the offset voltage 30 µV C TXC and TXP input resistance 18 kohms TXC and TXP input capacitance 4 pF Bandwidth 6 MHz Open loop gain 20 dB Closed loop gain 15 dB Closed loop 3 dB BW 70 kHz Phase margin 45 60 degrees Gain margin 30 dB Parameter Minimum Typical Nominal Maximum Unit Notes Center frequency 13 MHz Operating temperature range 20 75 C Storage temperature 35 85 C Output voltage ...

Page 78: ...ntrol voltage range 0 3 2 3 V Harmonics with 2 kohm 10 pF 5 dBc Control sensitivity _14 _20 ppm V Startup time 1 msec Phase noise 130 dBc Hz Table 39 VHF synthesizer specifications Parameter Minimum Typical Nominal Maximum Unit Notes Start up settling time 3 0 ms Phase error 0 5 degrees RMS Sidebands 1 MHz 2 MHz 3 MHz 3 0 MHz 70 80 80 90 dBc Parameter Minimum Typical Nominal Maximum Unit Notes Inp...

Page 79: ...0 5 V Charge pump max output voltage VCE 0 5 V Charge pump leakage current 5 nA Phase detector phase noise level 163 dBc Hz Parameter Minimum Typical Nominal Maximum Unit Notes Control voltage 0 5 4 0 V Operation frequency 800 MHz Output level 7 5 3 dBm Output impedance 50 ohms Harmonics 10 dBc Phase noise fo 600 kHz fo 1600 kHz fo 3000 kHz 123 133 143 dBc Control voltage sensitiv ity 8 9 10 MHz V...

Page 80: ...time 83 MHz at operating frequency range 500 800 µs Phase error 2 degrees RMS Sidebands 200 kHz 400 kHz 600 1400 kHz 1 4 3 0 MHz 3 0 MHz 40 60 66 76 86 dBc Parameter Minimum Typical Nominal Maximum Unit Notes Input frequency range ADDBIAS off 650 1300 MHz Input frequency range ADDBIAS on 650 1700 MHz Input signal level f 1300MHz 200 mVpp Input signal level f 1300MHz ADDBIAS must be on 300 mVpp Ref...

Page 81: ... voltage Vc V Oscillation frequency 1443 2 1509 8 MHz TX frequency range 1450 2 1509 8 MHz RX frequency range 1443 2 1502 8 MHz Tuning voltage at center frequency 2 0 2 25 2 5 V Tuning voltage sensitivity 29 33 37 MHz V Output power level 4 0 dBm Output impedance 50 ohms VSWR 2 Phase noise fo 25 kHz fo 600 kHz fo 1600 kHz fo 3000 kHz 100 120 130 140 dBc Hz Pulling figure 1 1 MHz Pushing figure 1 1...

Page 82: ...t resistance Input level UHFLO_IN_M N A This input is shorted to ground with a cap Input impedance change between RX and TX mode 1 Start up time 10 usec Input resistance 250 ohms Input capacitance No data available pF Phase noise fo 25 kHz fo 600 kHz fo 1600 kHz fo 3000 kHz 100 120 130 140 dBc Hz Pulling figure 1 1 MHz Pushing figure 1 1 MHz Frequency stability over temperature range 3 3 MHz Harmo...

Page 83: ...rising edge of SCLK The data is fed MSB first and address bits before data bits The data for the programmable dual modulus counter is fed first and the swallow counter last SLE is kept low while clocking the data During programming the charge pump attached to programmed divider is switched to high impedance state Also all counters connected to the PLL that is programmed are kept on reset while the...

Page 84: ...3 23 23 23 MODE VHF R VHF N A UHF R UHF N A 9 08us 9 08us 9 08 us 9 08 us 7 08 us 6 9 ms 1 5 x 4 6 ms frame 100 us 2us min SCLK min Synthesizer Start up Timing Clocking SDATA SENA SYNPWR RXPWR SCLK AGC VCXOEN MON MON MON MON RX RX RX RX 4 615 ms 0 5 2 sec 20 ms 150 us 150 us 6 9 ms Synthesizer Timing IDLE one monitoring frame frame can start from RX burst ...

Page 85: ...R SCLK AGC MON MON MON MON RX RX RX RX 150 us 150 us TX TX TX TXPWR TXP TXC 150 us Synthesizer Timing traffic channel SDATA SENA RX TX MON RX TXP TXPWR RXPWR SYNPWR time slots RX MON RX TX 0 1 2 3 4 5 6 7 0 SCLK 50 us max 50 us max 50 us max ONLY UHF PLL N AND A REGISTERS CLOCKED UHF Synthesizer Timing traffic channel ...

Page 86: ...oltage for the AGC amplifier AFC Automatic Frequency Control Signal for the VCTCXO RFC A high stability clock signal for the logic circuits 13 MHz RXINN RXINP The differential RX signals to baseband TXC Transmitter power control signal controls the shape of the burst TXP Transmitter power enable TXIN TXIP Differential in phase TX baseband signals for the RF modulator TXQN TXQP Differential Quadrat...

Page 87: ...sive Light guide Reflector Connector LCD cell GD50 with display driver ON OFF key Speaker connections The module is delivered as a single assembly refer to Disassembly section Figure 20 UI module assembled LEDs LEDs for the backlight of the LCD via the light guide are mounted on the back side of the module s FPC There are four specially designed LEDs placed with a chip in the upper part of the LED...

Page 88: ...keeps the LCD module in place and protects it if the phone is dropped Reflector The reflector is adhered to the underside of the light guide to reflect the backlight up to the viewing area A thin adhesive border holds it in place and also keeps out dust Connector The connector makes a mechanical connection between light guide and LCD so the LCD can be clicked onto the light guide Also it makes ele...

Page 89: ... Module NSB 5 Issue 1 03 01 Nokia Mobile Phones Ltd Page 89 Figure 22 Light guide The figure below shows the code marking for the light guide Figure 23 Marking specification for the light guide ID code Y W W E Factory code Week Year YWWE ...

Page 90: ... input 150 150 low HIGH ns Setup time ns Hold time Control data Display data 3 SPKR_p Speaker connection 150 4 LCDCSX tcss tcsh Chip select input active low 150 0 7xVDD 0 2xVD D ns ns V HIGH V LOW 5 SCL tscyc tshw tslw Serial clock input 0 250 100 100 3 250 MHz VDD 2 7V ns ns ns 6 SPKR_n Speaker connection 7 ON OFF_key ON OFF key connection Refer enced to GND 0 VDD V 8 LED LED negative connection ...

Page 91: ... Nokia Mobile Phones Ltd Page 91 14 RES Reset 1 0 0 2xVD D V LOW us Reset Signal Symbol Parameter Minimum Typical Nominal Maxim um Unit Notes data signals tr tf 50 ns Table 46 Module interface Pin Signal Symbol Parameter Minimum Typical Nominal Maxim um Unit Notes ...

Page 92: ... 1430812 Chip resistor 0w06 220 k j 0402 R111 1430778 Chip resistor 0w06 10 k j 0402 R112 1430796 Chip resistor 0w06 47 k j 0402 R113 1430812 Chip resistor 0w06 220 k j 0402 R114 1430718 Chip resistor 0w06 47 r j 0402 R115 1620025 Resistor network 0w06 2x100 kj 0404 R116 1430754 Chip resistor 0w06 1 0 k 0402 R117 1430826 Chip resistor 0w06 680 k j 0402 R118 1430325 Chip resistor 0w06 2m2 j 0603 R1...

Page 93: ...r 0w06 10 r j 0402 R302 1430762 Chip resistor 0w06 2 2 k j R303 1430762 Chip resistor 0w06 2 2 k j R306 1430812 Chip resistor 0w06 220 k j 0402 R307 1430796 Chip resistor 0w06 47 k j 0402 R308 1430796 Chip resistor 0w06 47 k j 0402 R309 1430804 Chip resistor 0w06 100 k j 0402 R350 1430762 Chip resistor 0w06 2 2 k j R351 1430804 Chip resistor 0w06 100 k j 0402 R352 1430778 Chip resistor 0w06 10 k j...

Page 94: ...754 Chip resistor 0w06 1 0 k 0402 R501 1430778 Chip resistor 0w06 10 k j 0402 R502 1430762 Chip resistor 0w06 2 2 k j R504 1430778 Chip resistor 0w06 10 k j 0402 R505 1430778 Chip resistor 0w06 10 k j 0402 R506 1430778 Chip resistor 0w06 10 k j 0402 R510 1430812 Chip resistor 0w06 220 k j 0402 R511 1430762 Chip resistor 0w06 2 2 k j R512 1430778 Chip resistor 0w06 10 k j 0402 R513 1430804 Chip res...

Page 95: ...640 1430778 Chip resistor 0w06 10 k j 0402 R641 1430778 Chip resistor 0w06 10 k j 0402 R675 1430726 Chip resistor 0w06 100 r j 0402 R701 1430700 Chip resistor 0w06 10 r j R702 1430778 Chip resistor 0w06 10 k j 0402 R703 1419003 Chip resistor 0w06 47 k j 0402 R704 1430788 Chip resistor 0w0622 k j 0402 R705 1430762 Chip resistor 0w06 2 2 k j R706 1430762 Chip resistor 0w06 2 2 k j R707 1430812 Chip ...

Page 96: ...j 0402 R847 1430700 Chip resistor 0w06 10 r j 0402 R848 1430700 Chip resistor 0w06 10 r j 0402 R849 1430718 Chip resistor 0w06 47 r j 0402 R850 1430706 Chip resistor 0w06 15 r j 0402 R851 1430706 Chip resistor 0w06 15 r j 0402 R852 1430706 Chip resistor 0w06 15 r j 0402 R853 1430690 Chip jumper 0r0 0402 R854 1430690 Chip jumper 0r0 0402 R855 1430690 Chip jumper 0r0 0402 R856 1430690 Chip jumper 0r...

Page 97: ...ip cap x5r 100 n k 10 v 0402 C125 2320536 Chip cap np0 10p j 50 v 0402 C126 2320779 Chip cap x7r 100 n k 16 v 0603 C127 2610003 Chiptcap 10u m10 v 3 2x1 6x1 6 C128 2310793 Chip cap x5r 2u2 k 10 v 0805 C129 2320536 Chip cap np0 10p j 50 v 0402 C130 2320560 Chip cap np0 100p j 50 v 0402 C131 2320560 Chip cap np0 100p j 50 v 0402 C133 2320536 Chip cap np0 10p j 50 v 0402 C134 2320481 Chip cap x5r 1uk...

Page 98: ... x7r 10 n k 16 v 0402 C162 2610003 Chiptcap 10u m10 v 3 2x1 6x1 6 C163 2320536 Chip cap np0 10p j 50 v 0402 C164 2320536 Chip cap np0 10p j 50 v 0402 C165 2320536 Chip cap np0 10p j 50 v 0402 C166 2320744 Chip cap x7r 1n0 k 50 v 0402 C167 2320536 Chip cap np0 10p j 50 v 0402 C168 2320536 Chip cap np0 10p j 50 v 0402 C169 2320536 Chip cap np0 10p j 50 v 0402 C170 2320536 Chip cap np0 10p j 50 v 040...

Page 99: ... j 50 v 0402 C353 2320805 Chip cap x5r 100 n k 10 v 0402 C354 2320546 Chip cap np0 27p j 50 v 0402 C356 2320805 Chip cap x5r 100 n k 10 v 0402 C400 2320620 Chip cap x7r 10 n j 16 v 0402 C401 2320620 Chip cap x7r 10 n j 16 v 0402 C402 2320620 Chip cap x7r 10 n j 16 v 0402 C404 2320536 Chip cap np0 10p j 50 v 0402 C405 2320536 Chip cap np0 10p j 50 v 0402 C500 2320536 Chip cap np0 10p j 50 v 0402 C5...

Page 100: ...p np0 2p2 c 50 v 0402 C572 2320518 Chip cap np0 1p8 c 50 v 0402 C574 2320518 Chip cap np0 1p8 c 50 v 0402 C575 2320520 Chip cap np0 2p2 c 50 v 0402 C577 2320520 Chip cap np0 2p2 c 50 v 0402 C579 2320540 Chip cap np0 15 p j 50 v 0402 C581 2320744 Chip cap x7r 1n0 k 50 v 0402 C583 2320744 Chip cap x7r 1n0 k 50 v 0402 C584 2320540 Chip cap np0 15 p j 50 v 0402 C585 2320744 Chip cap x7r 1n0 k 50 v 040...

Page 101: ...27p j 50 v 0402 C702 2320560 Chip cap np0 100p j 50 v 0402 C703 2310223 Chip cap np0 3n3 j 50 v 1206 C704 2320778 Chip cap x7r 10 n k 16 v 0402 C705 2320560 Chip cap np0 100p j 50 v 0402 C706 2320481 Chip cap x5r 1uk 6v3 0603 C707 2320738 Chip cap x7r 470p k 50 v 0402 C708 2310248 Chip cap np0 4n7 j 50 v 1206 C709 2320544 Chip cap np0 22 p j 50 v 0402 C711 2320939 Chip cap np0 hq 10 p f 16 v 0402 ...

Page 102: ...v 0402 C787 2320805 Chip cap x5r 100 n k 10 v 0402 C788 2320901 Chip cap tf np0 hq 1p0 b 25 v 0402 C817 2320939 Chip cap np0 hq 10 p f 16 v 0402 C820 2320522 Chip cap np0 2p7 c 50 v 0402 C826 2320744 Chip cap x7r 1n0 k 50 v 0402 C828 2320915 Chip cap tf np0 hq 2p2 b 25 v 0402 C834 2611689 Chiptcap 470u m 10 v l 7 3x4 3x4 1 C836 2320568 Chip cap x7r 220 p j 50 v 0402 C837 2320560 Chip cap np0 100p ...

Page 103: ...120r 100m 0402 L718 3203709 Ferrite bead 0 5r 120r 100m 0402 L719 3203709 Ferrite bead 0 5r 120r 100m 0402 L720 3203709 Ferrite bead 0 5r 120r 100m 0402 L721 3646055 Chip coil 8n2 j q28 800mhz 0402 L722 3646055 Chip coil 8n2 j q28 800mhz 0402 L723 3646059 Chip coil 5n6 0n3 q28 800m 0402 L725 3646005 Chip coil 2n7 0n3 q29 800m 0402 B100 4510243 Crystal 32 768khz 20ppm 12 5 pf G700 4350227 Vco 1443 ...

Page 104: ...w n 30v 0 1a 100mhz sot323 V111 4113671 Tvs esda6v1w5 no new design V350 4210052 Tr dtc114ee n rb rbe 10k em3 V351 4210102 Tr bc858w p 30v 100ma 200mw sot323 V400 4860005 LED cl270yg yelgrn 5mcd20ma 0603 V401 4860005 LED cl270yg yelgrn 5mcd20ma 0603 V402 4860005 LED cl270yg yelgrn 5mcd20ma 0603 V403 4860005 LED cl270yg yelgrn 5mcd20ma 0603 V404 4860005 LED cl270yg yelgrn 5mcd20ma 0603 V405 4860005...

Page 105: ...t 2m wfd163 mg64t 8 lfbga8x8 N101 4370697 Uba2006t chaps charge control so16 N200 4370643 Cobba_gjp v4 1 v257 bg64t 8 bga64 N350 4860031 tfdu4100 irda tx rx 2 7v 115 kbits N500 4370649 Rf9126 pw amp dcs1900 pssop 16 N600 4370245 Crfu2a_v3 comrfunit 2 7v tssop28 N700 4370351 Summa v2 wfd167ct48t tqfp48 F100 5119019 Sm fuse f 1 5a 32v 0603 S416 5409077 Sm push button sw spst 15v 20ma X100 5409065 Sm...

Page 106: ...NSB 5 System Module PAMS Technical Documentation Page 106 Nokia Mobile Phones Ltd Issue 1 03 01 ...

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