Panasonic EB-G50 Service Manual Download Page 23

Page: 23 / 91

– 3–17 –

The user is given the following information and advised to contact the dealer if the problems persist:

Problem

Cause

Remedy

Telephone will not

switch on

Check that the battery pack is fully

charged and correctly connected to the

telephone.

Extremely short battery

life for a new battery

pack

The network in use and the

condition of the battery pack

can affect battery life.

Avoid areas of poor reception. Ensure

batteries fully charged.

Short battery life for an

old battery pack

The battery pack was worn

out.

Replace with a new one.

The battery level

indicator

does not light when

charging

If a battery is deeply

discharged it will take a

short time before there is

sufficient power in the

telephone to light the battery

level indicator .

Leave to charge for several minutes in

temperatures b5

C and

+35

The telephone is locked.

Unlock the telephone.

Outgoing calls are barred.

Disable the outgoing call barring

(Phone Option: Security: Call bar).

Calls cannot be made

The telephone is not

registered to a network.

Move to a coverage area and operate the

telephone after it has registered with a

network.

Calls cannot be made

from Fixed Dial Store

Check that SIM supports Fixed Dial

Check if the Fixed Dial is switched on

(Phone Operation: Security: Fixed Dial).

Check the telephone number is stored in

the Fixed Dial.

The telephone is not

switched on.

Switch the telephone on.

Incoming calls are barred.

Disable the incoming call barring

(Phone Option: Security: Call Bar).

Calls cannot be received

The telephone is not

registered to a network.

Move to a coverage area and operate the

telephone after it has registered with a

network.

Emergency calls cannot

be made

User's phone is not in a

GSM coverage area.

Check that the antenna symbol is

displayed. Move to a coverage area and

operate the telephone when the antenna

symbol is displayed.

The telephone is locked.

Unlock the telephone.

Telephone numbers

Cannot be recalled

Fixed Dial is switched on

Switched off Fixed Dial

(Phone Option: Security: Fixed Dial).

3.9. Troubleshooting

Summary of Contents for EB-G50

Page 1: ...ct Battery life 900 MHz 1800 MHz 1900 MHz Frequency Range TX 880 MHz 915 MHz RX 925 MHz 960 MHz TX 1710 MHz 1785 MHz RX 1805 MHz 1880 MHz 1850 MHz 1990 MHz TX RX Frrequency Separation 45 MHz 95 MHz 80 MHz RF Channel Bandwidth 200 kHz Number of RF Channels 174 374 300 Speech Coding Full Rate Enhance Full Rate Operating Temperature 10 C 55 C Type Class 4 Handheld Class 1 Handheld Class 1 Handheld RF...

Page 2: ...RODUCTION 1 1 1 1 Purpose of the Manual 1 1 1 2 Structure of the Manual 1 1 1 3 Servicing Responsibilities 1 1 2 GENERAL DESCRIPTION 2 1 2 1 General 2 1 2 2 Features 2 1 2 3 Handportable Main Kits 2 1 3 OPERATING INSTRUCTIONS 3 1 3 1 General 3 1 3 2 Liquid Crystal Display 3 1 3 3 Location of Controls 3 2 3 4 Concept of Operation 3 3 3 5 Alpha Entry 3 4 3 5 1 Charactor Set Key Assignments 3 4 3 5 2...

Page 3: ...verview 5 6 5 2 1 Introduction 5 6 5 2 2 Digital Baseband Processor 5 7 5 2 3 Kypad 5 8 5 2 4 Subcarrier Identity Module SIM 5 8 5 2 5 CPU Memory 5 9 5 2 6 LCD 5 9 5 2 7 Real Time Clock RTC 5 9 5 3 Audio System 5 10 5 3 1 Voiceband Baseband Codec 5 10 5 3 2 Microphone 5 11 5 3 3 Receiver 5 12 5 3 4 Loud Speaker 5 12 5 4 Timers 5 12 5 5 Power Management System 5 13 5 5 1 Power System Ship 5 14 5 5 ...

Page 4: ...Case and Cover Parts 9 1 9 2 Main PCB Assembly 9 3 9 3 MMI Keyboard PCB Assembly 9 4 10 BLOCK DIAGRAMS 10 1 10 1 Block Diagram of Base Band 10 1 10 2 Block Diagram of RF Band 10 2 11 CIRCUIT DIAGRAMS 11 1 11 1 Circuit Diagram of RF Band 1 11 1 11 2 Circuit Diagram of RF Band 2 11 2 11 3 Circuit Diagram of GSM Processor 11 3 11 4 Circuit Diagram of Voiceband Baseband and Codec 11 4 11 5 Circuit Dia...

Page 5: ... Telephone system operating on GSM Digital Cellular Networks 1 2 Structure of the Manual 1 3 Servicing Responsibilities The manual is structured to provide service engineering personnel with the following information and procedures 1 General and technical information provides a basic understanding of the equipment kits and options together with detailed information for each of the major component ...

Page 6: ... provided 1 Dual Codec which includes Full Rate and Enhanced Full Rate EFR Speech Codec 2 Triple Band E GSM 900 and PCS 1800 1900 operation 3 Tegic T9 Text Entry 4 Voice Ringer 5 Desktop handsfree function comprising integral echo cancellation and noise suppression 6 Wireless Application Protocol WAP Browser 7 Backup Battery 8 Downloadable polyphonic melody ring tones 9 Clock Calculator and Curren...

Page 7: ... Status Icon Description The received signal strength indication No CHPS Line1 Line2 Indicated the battery level Low Battery Displayed when the user is registered to a non home network roaming Displayed when call divert is enabled No CPHS Line1 Line2 Line1 Line2 Displayed when phone lock is enabled Displayed when an unread message is store or lights when message area is full Voice mail icon Indica...

Page 8: ... 3 2 3 3 Location of Controls Phone Jack Receiver Display Charger Connection The Phone Jack can be used as data transmission port to perform download and test tasks ...

Page 9: ...the functions indicated by text shown on the LCD screen In idle long press left soft key to enter Messages long press right soft key to enter Profile Mode List Numeric key pads Long Press to enter a or P When you need to dial an extension number dial the phone number firstly then longer press to add a P and enter the extension number Send Answer Key Make a call or answer a call In mode check the l...

Page 10: ...6 TC T9 on T9 Abc T9 abc T9 ABC 123 BPMF Stroke_TC Send SC T9 off Abc abc ABC 123 Pin Yin Stroke_SC n Key 1 2 3 4 5 6 7 8 9 0 long press provides corresponding numbers n All other keys are used for Tegic T9 intelligent text mapping n TC Traditional Chinese SC Simplified Chinese BPMF Input method of traditional Chinese a A d D g G j J m M p P t T w W b B e E h H k K n N q Q u U x X c C f F i I l L ...

Page 11: ...lephone Number Indication Service No Service Indication Country PLMN Indication Service Provider Indication Roaming Indication SMS Ariving Indication SMS Overflow Indication Vibration Mode Status Indication Lock Status Indication Keypad Lock Greeting Message Editing Power On Off Animations Clock Alarm Indication Show Time Date Line Service Indication GPRS Status Indication Back lighting LCD Backli...

Page 12: ... Ring Tone Melody 20 predefined 5 composed X download Ring Volume Control 1 5 Alert Type Ring Only Vibration Only Vibration and Ring None Keypad Tone On Individual Key Sounds DTMF tones Off No Keypad Sound Service Tone Network Found Warning Tones for low battery etc Phone Parameters Greeting Message Own Number Language Any key Answer On Off Auto Answer On Off Brightness Off Low Medium High Maximum...

Page 13: ...ion mapping Decoding Text String Translation For all languages Full GSM Character Set Network Service Requires Carrier Protocol Stack Support Call Diverting Divert Always Busy No Reply Unreachable Cancel All Call Barring All outgoing Calls Outgoing International Calls Outgoing International Calls Except Home All Incoming Calls All Incoming Calls When Roaming Cancel All Change barring Password Caii...

Page 14: ...version With One Participant Dropping One Participant SMS Requires Carrier and Stack Support Enhanced Message Service Bitmap 15 Melody for ringer tone 10 UCS2 8 Bit Encoding support Read Message Header Display Message Number Message Status View Message Sender s Phone Number If Sent Date And Time Message Received Message Text EMS Picture Message EMS Sound Message Text Reply Change SMS Center Number...

Page 15: ...Validity Period Broadcast Read Messages Save Messages Receive Enable Disable Channel List scan up to 5 channels in parallel Enter New Channel All Channels Enable Disable Language Preference Call Records Missed Calls Number 20 Display Number Name if available Date and Time Edit Dial or Save Number Delete Number From List Received Calls Number 20 Display Number Name if available Date and Time Edit D...

Page 16: ...Set Max Cost Price Unit GSM 2 30 MMI and GSM 2 90 USSD 2 Optional Network Service Requires Carrier and Protocol Stack Support SIM Toolkit Class 1 SIM Content Update Class 2 SMS Proactive SIM Class 3 Send USSD 3 Applications Mobile Phonebook 7 fields available Name Mobile phone number Home phone number Office phone number Groups No Group Friends Colleagues Family Others VIP Image Caller ID ...

Page 17: ... Name Speed Dialling 1 9 of SIM phonebook selected according to preferred phonebook Copied one or all to Mobile Phonebook Own Number Service Dialling Number Dialling From Phonebook Calculator Appointment List Data Time with Alarm like Reminder Currency Converter World Clock Select cities Set Time Set Date Daylight Saving On Off Time Format Date Format Melody Composer Max 5 Wall Paper in Idle Mode ...

Page 18: ...eous Battery Management Low Battery Warning Power Off Indication Charging Status Accessory Support Alpha numeric Input Alpha Mode Numeric Mode T9 Smart input version 5 0 English Predictive input Chinese 1 Bopomofo for Traditional Chinese 2 Pinyin for Simplified Chinese 3 Stroke for Traditional Chinese 4 Stroke for Simplified Chinese 5 Additional Services OTA Download via WAP Bitmap Picture JPEG pi...

Page 19: ... 3 13 Homepage Connection Type Connection Security IP Address Linger Time CSD Bearer Dial number Data Call type User Name Password GPRS Bearer APN User Name Password Authentication ...

Page 20: ...rmation is restricted to those operations supported by the telephone The and in the following procedures should be replaced by and respectively Also SND and END should be replaced with and keys MEMORY LOCATION Leading zeros can be left out of the location number e g 007 can be 7 0 6 Change PIN 0 4 OLD PIN NEW PIN NEW PIN Change PIN2 0 4 2 OLD PIN2 NEW PIN2 NEW PIN2 Unblock PIN 0 5 PIN UNBLOCKING K...

Page 21: ...HONE NUMBER SND Teleservice Service MMI Service Code All teleservices 10 Telephony 11 All data teleservices 12 Facsimile services 13 Short Message Service SMS 16 All teleservices except SMS 19 Voice group service 17 Bearer Service Service MMI Service Code All bearer services 20 All asynchronous services 21 All synchronous services 22 All data synchronous services 24 All data asynchronous services ...

Page 22: ...NICATION SERVICE SND Status SERVICE CODE TELECOMMUNICATION SERVICE SND Clear all Call Diverts 002 Call Bar Type Service Code All outgoing calls 33 Outgoing International calls 331 Outgoing International calls except those to the PLMN 332 All incoming calls 35 Incoming international calls when roaming 351 Set PASSWORD TELECOMMUNICATION SERVICE SND Clear TELECOMMUNICATION SERVICE SND Status TELECOMM...

Page 23: ... call barring Phone Option Security Call bar Calls cannot be made The telephone is not registered to a network Move to a coverage area and operate the telephone after it has registered with a network Calls cannot be made from Fixed Dial Store Check that SIM supports Fixed Dial Check if the Fixed Dial is switched on Phone Operation Security Fixed Dial Check the telephone number is stored in the Fix...

Page 24: ...validated The PIN2 is blocked permanently because the wrong PUK2 has been entered 10 times Services controlled by PIN2 cannot be used Contact the Service Provider Warning Store Full Continue The message area is full New messages cannot be stored unit some of the currently stored messages are deleted Code Type Number or Digits Description Personal Identification Number PIN 4 to 8 Controls SIM secur...

Page 25: ... Personal Identification Number used for SIM security Supplied by the service provider PIN2 Personal Identification Number used for the control of Fixed Dial Memory and call charge metering Supplied by the service provider PUK PUK2 PIN PIN2 Unblocking Key Used to unblock the PIN PIN2 Supplied by the service provider Registration The act of locking on to a GSM network This is usually performed auto...

Page 26: ...ffset from Centre Frequency kHz Offset from Centre Frequency kHz Maximum Level Relative to Carrier dB Maximum Level dBm 100 200 250 400 600 to 1800 0 5 30 33 60 60 4 1 4 Output RF Spectrum due to Switching Transients E GSM 900 GSM 1800 400 600 1200 1800 19 21 21 24 22 24 24 27 GSM 1900 22 24 24 27 Measurement conditions for output RF spectrum measurements Frequency Span 0 Hz Measurement Bandwidth ...

Page 27: ...30KHz 36 36 50 to 500MHz 100KHz 300KHz 36 36 500MHz to 1GHz 0 to 1MHz 100KHz 300KHz 36 36 1 GHz to 12 75 GHz Excl relevant TX band E GSM 880 to 915 MHz DCS 1710 to 1785 MHz and the Rx bands 925 960 MHz 1805 1880 MHz 0 to 10MHz 10MHz 30MHz off trom edge of relevant Tx band 100KHz 300KHz 3MHz 300KHz 1MHz 3MHz 30 30 30 30 1 0 1 710GHz 36 1 710 1 785GHz 30 1 785 12 75GHz Relevant TX band E GSM 880 to ...

Page 28: ...el condition but must remain the same for FER and class 1b RBER measurements for the same channel condition Channels Propagation conditions TU high Propagation conditions RA Propagation conditions HT Static Conditions Test Limit error rate Minimum No of samples Test Limit error rate Minimum No of samples Test Limit error rate Minimum No of samples Test Limit error rate Minimum No of samples TCH FS...

Page 29: ...FR 600 kHz to FR 800 kHz FR 800 kHz to FR 1 6 MHz FR 1 6 MHz to FR 3 MHz 915 MHz to FR 3 MHz FR 3 MHz to FR 980 MHz FR 600 KHz to FR 800 KHz 1785 MHz to FR 3 MHz 835 MHz to 915 MHz 980 MHz to 1000 MHz 100 KHz to 835 MHz 1000 MHz to 12 75 GHz 100 KHz to 1705 MHz 1705 MHz to 1785 MHz 1920 MHz to 1980 MHz 1980 MHz to 12 75 GHz 70 70 80 90 90 113 113 90 90 70 70 80 87 87 113 101 101 90 GSM 1900 70 70 ...

Page 30: ...0 1990 MHz RX Bandwidth 35 MHz 75 MHz 60 MHz TX Bandwidth 35 MHz 75 MHz 60 MHz Number of Channels 174 374 299 AFRCN Channel Numbers 0 124 512 885 512 810 975 1023 1st TX Channel 880 2 MHz 1710 2 MHz 1850 2 MHz Ch 975 Ch 512 Ch 512 Last TX Channel 914 8 MHz 1784 8 MHz 1909 8 MHz Ch 124 Ch 885 Ch 810 1st RX Channel 925 2 MHz 1805 2 MHz 1930 2 MHz Ch 975 Ch 885 Ch 512 Last RX Channel 959 8 MHz 1879 8...

Page 31: ... 5 1 RF Function Block Diagram RXQ RXI RXI RXQ LNA900I LNA1800I LNA1900I UCP FRE DATA CLK CP TLCPO TXI TXI TXQ TXQ LOGE LOGE UVTUN TXVC DC DC DI DI 90 CX74063 DC GSM DCS PCS CX77314 GSM DC PC 26MHz VTCXO ANTENNA SW BASEBAND Frrc N PLL T ...

Page 32: ...h is most low cost monopole like antenna The antenna takes different spacing to define bands of GSM DCS and PCS RF circuit design is built based on SKYWORKS 74063 direction conversion transceiver IC integrated by SAW filters power amplifier with control circuit and Transmitter receiver switch RF LO always requires external frequency sources with VCTCXO in VE2 And LO frequency is periodically re tu...

Page 33: ... a frequency translation loop designed to perform frequency up conversion with high output spectral purity Clock source is 26MHz VCTCXO external instead of XTAL function block active VCTCXO is more stable over extreme condition and current saving in standby mode Transceiver Transmitter Base band section Power Detector Coupler Antenna 3 wire bus TX IN TX IN I Q PAVAPC PA TXVCO 900 1800 1900 PFD UHF...

Page 34: ...ion loop ensures DC offsets generated in CX74063 do not overload baseband chain The receiver can be calibrated to optimize IP2 performance which ensures limited baseband interfering signal amplitude The CX74063 also features an integrated fully programmable sigma delta fraction N synthesizer suitable for GPRS multi slot operation Transceiver Receiver RX LO source from chip Figure 5 4 Receiver bloc...

Page 35: ...12 GPO22 EXTPWR USC Data Bus VBAT SIM interface VCC Li Ion Battery VCORE VBAT VANA VANA VANA VCORE VCORE VBAT LCD_PWR TX IQ RX IQ Control Signal VTCXO VTCXO VMEM VRTC VRTC Handfree input HANDFREE IN GPIO6 LDO 3 0V Receiver VMEM VMEM SIMVCC VSIM Power Jack OverVoltage Protect Circuit Charging Circuit P MOSFET VMEM VRTC SIMVCC Buffer VTCXO 13MHz_BB Meledy IC Control Data Interface VOUTNOR P N YMU_AV...

Page 36: ...U ARM7TDMI control processor 39 MHz operation at 1 8V 1Mb on chip System SRAM Memory 2 DSP subsystem including 16 bit Fixed out DSP Processor 78 MIPS at 1 8V Data and Program SRAM Program Instruction Cache Full rate Enhanced full rate and Half Rate Speech Encoding Decoding Capable of Supporting PDC AMR Speech Algorithms 3 Peripheral Subsystem including Shared Peripheral Bus and Interface Periphera...

Page 37: ...k voltage is supplied by ADP3522 VSIM 2 85 V 0x00 SMSMR SIM Character Mode Register Read Write 0x02 SMBRR SIM Bit Rate Register Read Write 0x04 SMSCR SIM Control Register Read Write 0x06 SMTDR SIM Data Transmit Register Read Write 0x0A SMRDR SIM Data Receive Register Read Write 0x08 SMSSR SIM Status register Read Write 0x0C SMSCMR SIM Smart Card Mode Register Read Write KEYCOL_1 KEYCOL_2 KEYCOL_3 ...

Page 38: ...d or data To send data or a command to the display driver the nDISPLAYCS line is used for chip select LCD_CTL is set high to send data and set low to send commands Clock functions are provided by a Real Time Clock built into AD6525 The module is synchronized by a 32 768 kHz crystal and has a backup power source provided by a capacitor AD6525 has a clock auto compensation function to take into acco...

Page 39: ...t input voiceband normal input is used to microphone and the auxiliary input is design for earpiece microphone 5 3 1 Voiceband Baseband Codec Chipset ADI AD6521 Package 64 Ball LFBGA Feature Complete Analog Digital Interface for Voiceband Input Output Signals Baseband Input Output Signals Auxiliary Control Signals Baseband Codec Supports Multi slot Operation Differential I and Q Inputs Outputs On ...

Page 40: ...eld mode the transmitter audio frequency response must fit within the mask shown below Figure 5 11 Handheld GSM Transmit Audio Frequency Response Mask 5 3 2 Microphone Individual Power Management Features Baseband Voiceband and Auxiliary Serial Ports JTAG Interface Optimized Low Power Converter Design Low 1 6V Digital Supply Operation Variable Digital Interface Supply Low 2 4V Analog Supply Operat...

Page 41: ...s which can be used either as auto reload or one shot timers to provide interrupts to the ARM CPU A pre scaler and 16 bit register defines the timer clock duration The watchdog timer receives a 217 Hz clock signal from clock module The time out is fixed at 1024 clock ticks which gives a time out of approximately 4 72s The general purpose timers can receive different clock sources The clock sources...

Page 42: ... is used to charge Li Mn coin cell for real time clock and VCTCXO is the power source of 13MHz clock buffer Besides ADP3522 is also combined charge pump and hardware reset The following is the detailed description VANA VCORE VMEM VRTC NReset VMEM VMEM VANA VBAT VCORE Power on detection and latching SIMVCC VCORE Figure 5 13 Power Management Subsystem Block Diagram 5 5 Power Management Subsystem LCD...

Page 43: ... for Specific GSM Subsystems Li Ion Battery Charge Function Optimized for the AD20msp430 Baseband Chipset Reduced Package Size 5x5 mm LFCSP 32 ADP3522 is specified over the temperature range of 20 C to 85 C The battery comprises a single Lithium Ion Li Ion cell with a nominal voltage of 3 7 V and 720 mAh capacity This type of battery has an advantage in weight and size over Nickel Metal Hydride Ni...

Page 44: ...LDO Analog LDO VAN This LDO has the same features as the core LDO It has furthermore been optimized for good low frequency ripple rejection for use with the baseband converter sections in order to reject the ripple coming from the RF power amplifier VAN is rated to 180 mA which is sufficient to supply the analog section of the baseband converter such as the AD6521 as well as the microphone and spe...

Page 45: ...d constant current control with time temperature and voltage safeguards A current limit no greater than the maximum charge current for any battery option must be provided by the external power source 5 6 2 Deeply Discharged Batteries In the case of deeply discharged batteries there may not be enough power in the battery to initiate charging In this case the charging circuit automatically starts to...

Page 46: ...n ground point Wrist Strap A QUICK RELEASE SKIN CONTACT DEVICE WITH A FLEXIBLE CORD WHICH HAS AN INTEGRAL SAFETY RESISTOR OF BETWEEN 5K2 AND 1M2 SHALL BE USED Containers All containers and storage must be of the conductive type WARNING The equipment described in this manual contains polarized capacitors utilizing liquid electrolyte These devices are entirely safe provided that neither a short circ...

Page 47: ...move the battery and unscrew 2 screws on the Base Case 3 Carefully prise apart the Upper Case and Bottom Case creating a gap around the DC Jack Insert the separation tool into the gap ceated and gently slide the tool in the direction as shown ensuring that the moduled hocks separate all the way ...

Page 48: ... out the Upper Case and unscrew 1 screw located on PCB A 6 Take out the Receiver Rubber 5 Carefully lift PCB A from right side and pull out the Vibrator Cable to completely separate from the PCB and the base Unit ...

Page 49: ... 6 4 7 Remove the Microphone 8 Unsolder the hook of Shield Key on top of the RTC and detach from the PCB A 9 Gently separate the glue in both sides and remove the Shield Key ...

Page 50: ... 6 5 10 Gently prise two ears of the LCD Module to separate it from the PCB A 12 Remove the Key Set from the Upper Case 11 Carefully lift up the connector cover to vertical to take out the LCD Module ...

Page 51: ...Remove the MIC Holder from the Base Case 14 Lift the Vibrator and Speaker from the Base Case by inserting small blunt object underneath them 15 Narrow the hooks of the Antenna Ass y push upward and take it out ...

Page 52: ...narrow the Battery Knob by pressing both hooks from internal side of the Base Case push the hooks downward to slide out 18 Take out the Battery Knob Spring 17 Pull down the Battery Knob from outside to completely remove ...

Page 53: ...Put the Battery Knob Spring back 3 Push the Antenna Ass y downward until the hooks are fixed probably 2 Locate the Battery Knob in the middle and push upward to the top and release make sure the Knob keep normal flexibility ...

Page 54: ...ze the bulge to put the Speaker and Vibrator back into the fillister 6 Put the Shield_Top and Shield SIM Holder back If the shields are out of shape replace a new one 5 Fix the MIC Holder in the Base Case as shown ...

Page 55: ... Key and solder the hook on top of the RTC to ensure complete performance 8 Carefully insert the LCD Cable close the connector cover and attach the LCD Module 7 Insert the MIC into the PCB A by aligning pins in down sides ...

Page 56: ...e PCB A into the Base Case from the Phone Jack side Make sure the PCB A located probably 11 Insert the Vibrator Cable into connector and organize the Cable to avoid stuck 10 Cover the Receiver with the Receiver Rubber ...

Page 57: ...2 15 Carefully press along both sides to make sure the casing fixed probably Check the side caps are within specifications 14 Assemble the Upper Case by combining from top 13 Tighten the screw on the PCB A ...

Page 58: ... 6 13 16 Tighten 2 screws on the Case and put the Antenna Rubber in the hole ...

Page 59: ...d repair of PCBs using PbF solder Section 7 3 External testing describes equipment requirements and general set up procedure Section 7 4 Complete Unit Test Setup Describes how the items of test equipment are used together and general set up procedure CAUTION The Printed Circuit Board PCB used in this telephone has been manufactured using Lead Free solder SPARKLE ECO SOLDE Part No ESC F3 M705 0 3 L...

Page 60: ...d for RF calibration Figure 7 1 PCB Repair Jig A cable with SMA female connector is provided to make the RF connection An SMA to N Type male adaptor will be required to connect the Repair Jig to the service equipment Cable loses for the RF connection are 0 5 dBm GSM 900 and 0 8 dBm GSM 1800 A replacement RF Probe for the Repair Jig is available as a spares item ...

Page 61: ...o JT00059 The case Separation Tool is used to facilitate separation of the front cover and case Figure 7 5 Case Separation Tool The RF cable provides the necessary connections between the PCB Repair Jig RF Adapter and external test equipment DL Cable is used for software download and TX Power RX RSSI calibration with dummy battery ...

Page 62: ...uirements and also provides GSM signal measuring facilities Dummiy battery is used for software download and Battery calibration T5 Screwdriver This screwdriver is required to remove the case screws from the phone Calibration Software This is the test software for the telephone unit and should be installed onto the personal computer to be used for testing ...

Page 63: ...osoft Windows 95 98 NT XP or 2000 6 GSM test station 7 G50 Service software The G50 Service software should be installed onto the main drive of the personal computer The RF cable is connected to the GSM test station via suitable adaptor The 3 8 V supply is connected to the RF Adptor and PCB Repair Jig NOTE A suitable test SIM card compatible with the GSM test station will be required PCB TEST SETU...

Page 64: ... Software Upgrade Equipment setting for single downloading 1 Install the download tool on PC 2 Keep the handset off make sure the correct target file mbf is ready Please make sure the capacity of battery is enough during downloading RS232 Handset D L Cable PC ...

Page 65: ...etect how many ports are available on PC 3 1 Select download function 3 2 Click the wheel icon and select the target file 3 3 Long press on the power key and follow the indication on screen The progress status will be shown on screen 3 4 If any fail happens click that single failed handset icon and press Reset 1 2 3 4 ...

Page 66: ...ound OK to exit Vibrator test if the vibrator works OK to exit Keypads press each key to eliminate the indicators on screen long press OK to exit RTC status show if the RTC OK OK to exit Mic Speaker Test blow to microphone and listen the sound from receiver OK to exit 3 Software Version Check the current software version Software Version Mapping Version LP Version 4 Auto answer Valid setup when in...

Page 67: ...operly during the test process 2 Remember to set the handset comport setting back to Off after adjustment or it will cause malfunction to earphone 8 3 2 Main Subjects A TX Power 8 TX Power Scaling Factors 8 TX Freq Compensation B RX RSSI Received Signal Strength Indication 8 Accurate Gain Control 8 RX Freq Compensation C Battery Calibration Band TX Fu n RX Fl n ARFCN E GSM900 Fl n Fu n 45 DCS1800 ...

Page 68: ...Test Operation Procedure Enter Test Execute the main program PAC CalTool V3 0 exe 1 Select the related PORT MODEL 2 Click ENTER TEST MODE 3 If successful the information dialog will pop up witin 3 sec and click OK ...

Page 69: ...r Tolerances dbm Normal Extreme 29 30 31 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 28 36 34 32 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 0 2 3 3 3 3 3 3 3 3 3 3 3 4 4 4 4 4 5 5 2 5 4 4 4 4 4 4 4 4 4 4 4 5 5 5 5 5 6 6 PCS 1900 Power Control Level Transmitter Output Power Tolerances dbm Normal Extreme 22 29 30 31 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 21 Reserved 33 32 30 28 26 24 22 20 18 16 14 12 10 ...

Page 70: ... Enter the ARFCN of each middle band click APPLY ex EGSM 37 and set tester in the same channel 4 Enter the estimate value in SCALING FACTOR click APPLY and read the TX output power value on the tester Repeat until the TX power is within the allowed range 5 Repeat step 2 4 for the other bands which are optional 6 Click WRITE when the chosen bands are all tested to adjust the handset 1 2 4 3 6 ...

Page 71: ... in the same channel 3 Enter the estimate value in SCALING FACTOR click APPLY and read the TX output power value on the tester Repeat until the TX power is within the allowed range 4 Enter the ideal scaling factor in the corresponding cell of SF column 5 Repeat step 2 4 until ALL 9 channels are down 6 Click WRITE to adjust the handset in the end 1 2 4 3 6 ...

Page 72: ...2 Select BANDMODE EGSM_DCS for 900 1800 EGSM_PCS for 1900 3 Enter the ARFCN of each middle band and plus 0 0677 MHz to tester s RF Gen Frequensy in the related 4 Click SEND the RSSI and OFFSET will be counted automatically and shown on 5 Click OFFSET related to the test band 6 Repeat step 2 4 for the other bands which are optional 7 Click WRITE when the chosen bands are all tested to adjust the ha...

Page 73: ..._DCS for 900 1800 EGSM_PCS for 1900 2 Enter the first ARFCN in the CH column and plus 0 0677MHz to tester s RF Gen Freq in the related 3 Click SEND 4 Enter the shown RSSI value in the corresponding cell of RSSI column 5 Repeat step 2 4 until ALL 9 channels are down 6 Click WRITE to adjust the handset in the end 1 2 3 6 4 ...

Page 74: ...ing back to ÅgOffÅh after adjustment or it will cause malfunction to earphone Operation Process 1 Click Read to read the values inside the handset as reference 2 Set power supply to 4 2V DC and click ADC and enter the value shown into the 4 2 V cell 3 Set power supply to 3 2V DC and click ADC and enter the value shown into the 3 2 V cell 4 Click WRITE to adjust the handset 1 2 3 4 ...

Page 75: ...7 GAVE2001035 B1 ANTENNA ASS Y B5 CAR KIT RUBBER B7 BATTERY KNOB EBVE2001010 EBVE2001028 EBVE2001036 Ref No Description Part NO Ref No Description Part NO M1 B8 SCREW MS16040IKQ8 PCBA CN 21VE2MB0009 M PCBA INTL 10MBZZZPA25 M7 MIC DNWM63PR011 M2 SHIELD KEY FBVE2001010 B2 SPEAKER DNDSH486002 M8 RECEIVER DND501D2004 M3 LCD MODULE AA001209001 B3 VIBRATOR AY010312301 M4 RECEIVER RUBBER GBVE2001010 B4 M...

Page 76: ... CAPACITOR 0 01uF 16V C1107 CH11006JBD2 CERAMIC CAPACITOR 100pF 50V C1108 CH31003KB11 CERAMIC CAPACITOR 0 01uF 16V C1112 CH31003KB11 CERAMIC CAPACITOR 0 01uF 16V C1113 CH03306JBD7 CERAMIC CAPACITOR 33pF 50V C1116 CH03306JBD7 CERAMIC CAPACITOR 33pF 50V C1141 CH03906JBD9 CERAMIC CAPACITOR 39pF 50V C1143 CH03306JBD7 CERAMIC CAPACITOR 33pF 50V C1145 CH01206JBD8 CERAMIC CAPACITOR 12pF 50V C1154 CH01006...

Page 77: ... ATTENUATOR R1131 CS05102JB01 FIXED RESISTOR 51O 1 16W R1142 CS21002JB00 FIXED RESISTOR 1K 1 16W R1190 CS05112FB03 FIXED RESISTOR 51 1O 1 16W R1191 CS19092FB09 FIXED RESISTOR 909O 1 16W R1192 CS05112FB03 FIXED RESISTOR 51 1O 1 16W R1193 CS35102JB06 FIXED RESISTOR 51K 1 16W R1198 CS21002JB00 FIXED RESISTOR 1K 1 16W R1199 CS21202JB07 FIXED RESISTOR 1 2K 1 16W R1202 CS15102FB01 FIXED RESISTOR 510 1 1...

Page 78: ...H01806JB07 CERAMIC CAPACITOR 18pF 50V D701 BEBL0026Z00 LED D702 BEBL0026Z00 LED D703 BEBL0026Z00 LED D704 BEBL0026Z00 LED D709 BEBL0026Z00 LED D710 BEBL0026Z00 LED MIC601 DFHS02FR068 MIC CONNECTOR R701 CS11002FB06 FIXED RESISTOR 100O 1 8W R704 CS00824JA05 FIXED RESISTOR 8 2O 1 8W R706 CS11002JB08 FIXED RESISTOR 100O 1 16W R707 CS31002JB01 FIXED RESISTOR 10K 1 16W R713 CS11002FB06 FIXED RESISTOR 10...

Page 79: ...attery VCORE VBAT VANA VANA VANA VCORE VCORE VBAT LCD_PWR TX IQ RX IQ Control Signal VTCXO VTCXO VMEM VRTC VRTC Handfree input HANDFREE IN GPIO6 LDO 3 0V Receiver VMEM VMEM SIMVCC VSIM Power Jack OverVoltage Protect Circuit Charging Circuit P MOSFET VMEM VRTC SIMVC C Buffer VTCXO 13MHz_BB Melody IC Control Data Interface VOUTNOR P N YMU_AVCC Phone Jack VOUT AUX P Buzzer L_SPK Mode VINNOR P N VINAU...

Page 80: ...I RXQ LNA900I LNA1800I LNA1900I UCP FRE DATA CLK CP TLCPO TXI TXI TXQ TXQ LOGE LOGE UVTUN TXVC DC DC DI DI 90 CX74063 DC GSM DCS PCS CX77314 GSM DC PC 26MHz VTCXO ANTENNA SW BASEBAND Frrc N PLL T 10 2 RF Block Diagram ...

Page 81: ... OUT 13 DCS PCS IN 5 BS 4 Vcmos 3 VAPC 2 GSM IN 1 GND 14 GND 15 VCC 16 GND 8 GND 7 VCC 6 C1173 10p C1102 33p C1113 33p R1102 2 1 4 3 R1193 51k R1142 1k L1142 0 5p R1195 JP C1114 JP C1103 10n C1111 6 8p R1190 51 1 C1171 33p 4 7K 4 7K U1172 PEMB3 4 5 2 6 3 1 C1145 12p C1105 NM R1103 2 1 4 3 C1112 10n C1177 10n X7R AN1161 C1174 1u 0603 C1178 10u 0805 C1157 NM C1155 33p C1172 10p R1199 1k2 L1152 NM C1...

Page 82: ...23 VCC2 24 CAPIP 25 CAPIN 26 CAPQP 27 CAPQN 28 LPFADJ 29 XTALBUF 30 GNDD 31 VCCD 32 VCCF 33 XTAL 34 GNDFN 35 UHFCPO 36 VCCFN_CP 37 SXENA 38 XTALTUNE 39 DATA 40 CLK 41 LE 42 VDDBB 43 UHFBYP 44 UHFTUNE 45 VCCUHF 46 VCC3 47 RXQN 48 RXQP 49 RXIN 50 RXIP 51 VCC4 52 VCCTXVCO 53 TX900 54 TX1800 TX1900 55 TXVCOTUNE 56 R1225 5k6 C1252 180R C1243 22p C1249 33n R1294 JP C1272 0p5 C1216 100n C1225 1n TP1 1 R1...

Page 83: ...ESET N14 USC0 C14 USC1 D12 USC2 A14 USC3 A13 USC4 E11 USC5 C12 USC6 B13 GPIO_0 D11 GPIO_1 D10 GPIO_2 B12 GPIO_3 C11 GPIO_4 D9 GPIO_5 B11 GPIO_6 A11 GPIO_7 C10 GPIO_8 D8 GPIO_9 A10 GPIO_10 C9 GPIO_11 C7 GPIO_12 B9 GPIO_13 A9 GPIO_14 B8 GPIO_15 A8 GPIO_16 D6 GPIO_17 B7 GPIO_18 H14 GPIO_19 H13 GPIO_20 J12 GPIO_21 J11 JTAGEN K11 DATA0 N6 DATA1 P6 DATA2 M6 DATA3 N7 DATA4 M7 DATA5 L7 DATA6 P8 DATA7 N8 D...

Page 84: ...9 IRXP E10 IRXN D10 QRXP C10 QRXN B10 AFCDAC A10 RAMPDAC H9 REFOUT A7 REFCAP A8 AUXADC1 A6 AUXADC2 A5 AUXADC3 B5 AUXADC4 A4 VINAUXP H10 VINAUXN G10 VINNORP J10 VINNORN K10 BUZZER J6 VOUTNORP K8 VOUTNORN K7 VOUTAUXP K9 VOUTAUXN K6 ASDI H1 ASFS H2 ASDO J1 VSFS D2 VSDO D1 VSDI E1 BSOFS E2 BSDO F1 BSIFS F2 BSDI G2 RESET K1 MCLKEN K2 MCLK J2 ATSM K3 ARSM J3 TXON K4 RXON J4 IDACOUT B4 IDACREF A3 TDI B2 ...

Page 85: ...E 0603 C312 10N 040 2C TP301 TP_VBAT 1 R311 TBD C310 2 2U 25V 0805C U301 ADP3522XCP 3 0 PWRONIN 29 PWRONKEY 30 ROWX 31 SIMEN 1 VRTCIN 2 VRTC 3 BATSNS 4 MVBAT 5 CHRDET 6 CHRIN 7 GATEIN 10 GATEDR 9 ISENSE 12 EOC 13 CHGEN 14 RESCAP 15 RESET 16 VSIM 18 VBAT2 19 VMEM 20 VCORE 21 VBAT 22 VAN 23 VTCXO 25 REFOUT 26 AGND 27 TCXOEN 28 DGND 11 NC 17 NC 24 NC 32 SIMVSEL 8 CON3 01 BAT_CON VBAT 1 BAT_TEMP 2 GND...

Page 86: ...C7 A7 C3 A6 D3 A5 E3 A4 F3 A3 D2 A2 E2 A1 F2 A0 G2 WE C6 CE2s D6 CEf H2 UB D4 DQ0 J3 DQ8 K3 DQ1 G4 CE1s J2 LB C4 DQ2 K4 RESET D5 DQ3 H5 A19 D7 DQ9 H4 A18 E4 A17 F4 WP ACC C5 OE H3 A16 G9 DQ4 H6 RY BY E5 DQ10 J4 DQ5 K7 CIOs K6 SA G8 CIOf H9 A20 E6 DQ6 G7 VCCf J5 DQ7 J8 VCCs J6 DQ11 K5 VSS G3 DQ12 J7 DQ13 H7 DQ14 K8 DQ15 A 1 H8 VSS J9 A21 E9 R406 TBD C405 22pF TP405 GND 1 R407 0R 0402R R404 150R 1 0...

Page 87: ... T504 B TBD 1 2 T501 TBD 1 2 C530 0 1U 0402C R508 20K 0402R C515 33P 0402C TP501 TP_SPK P 1 T502 TBD 1 2 R504 0R 0402R R509 47K 0402R R503 0R 0402R C520 TBD 0402 C525 2 2U 0603 U506 YMU762 MA3L2 EXT1 2 VSS 8 VREF 9 EQ1 12 EQ2 13 EQ3 14 SPVDD 15 SPVSS 16 SPOUT1 17 SPOUT2 18 EXT2 19 D1 26 D0 27 WR 28 SDIN CS 29 SYNC A0 30 SCLK RD 31 SDOUT IOVDD 32 IFSEL NC 5 PLLC 6 VDD 7 D2 25 D3 24 D4 23 D5 22 D6 2...

Page 88: ... 6 T602 TBD 1 2 T604 B TBD 1 2 T603 TBD 1 2 R621 0R C614 0 1uF R639 1MR R641 8 2K C615 33P 0402C C626 10U 080 5C TP601 TP_MIC 1 C623 100P 0402 R623 0R R611 0R R624 0R R625 0R C628 10uF 0805 R615 47K C603 0 1U 0402C R637 100K 0402R R626 2 4K 0402R C624 100P 0402 T601 B TBD 1 2 C616 10uF 0805 C630 2 2uF 0603 R630 0R R632 TBD R640 100K C629 2 2U 0603C R620 0R C621 0 1U C606 TBD 0402C C627 0 1U 0402C ...

Page 89: ...P21 D8 1 U705 DAN222 B 3 1 2 TP23 ADD2 1 C754 10U 080 5C R702 TBD B 1 2 3 4 5 6 7 8 C737 10U 0805C TP14 D15 1 TP27 GND 1 C749 18pF C743 TBD B A M701 LG COIN M OTOR 2 1 D703 LE D B R706 100R 0402R B R709 100K TP25 WE 1 U704 SC600BIMLTR 5V_ 60M A CD4 4 EN 6 VOUT 1 CF2 10 VIN 3 CX8 5 CF1 2 CF1 9 CF2 7 GND 8 C755 TBD TP24 LCD_NRST 1 TP15 D14 1 C735 10N 040 2C U701 Wintek DX1209K 6C LWa B VEE 1 VEE 2 V...

Page 90: ...OWER_KEY SW709 KEY 2 1 2 SW717 KEY SEND 1 2 SW718 POWERKEY END 1 2 SW712 KEY 9 1 2 SW715 SOFTKEY_LEFT 1 2 SW707 KEY 8 1 2 SW702 KEY 7 1 2 SW710 KEY_ DOWN 1 2 SW704 KEY 1 1 2 SW716 SOFTKEY_RIGHT 1 2 SW713 KEY 6 1 2 SW711 KEY 1 2 SW708 KEY 5 1 2 SW706 KEY 0 1 2 SW705 KEY_ UP 1 2 SW701 KEY 1 2 SW714 KEY 3 1 2 SW703 KEY 4 1 2 ...

Page 91: ... 12 1 12 LAYOUT DIAGRAMS 12 1 Main PCB Z1 Z3 Z3 26 9122 L00A 227 6330 LUNA 600B 800Z Y762C 84VD23381FJ 80 AD6525ACA ADP3522 43 R300 640 N S3KV D2 S3KV H Z1 0 Z1 ...

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