Motorola M3682, Service Manual

Page 1: ...M3682 Level III Service Manual ...

Page 2: ... 2002 by Motorola Inc All rights reserved ...

Page 3: ...available 10 3 2 Menu 10 3 3 Phone Book 10 3 4 Call Related Features 11 3 5 Messages 12 3 6 Phone Set Up 13 3 7 Network selection 14 3 8 Call Meters 14 3 9 Accessory set up 15 SECTION 4 DISASSEMBLY PARTS 4 1 Dissasembly Introduction 17 4 2 Recommended Tools 17 4 3 Disassembly Procedure 17 4 4 Assembly procedure 17 4 5 Exploded Parts diagram 21 4 6 Replacement parts 22 SECTION 5 SIM CARDS AND SECUR...

Page 4: ... 29 6 4 Software Upgrade 32 6 5 Testing on HP 8922 33 6 6 Testing on Go NoGo Tester 34 SECTION 7 ACCESSORIES 7 1 Accessory Statement 36 SECTION 8 GLOSSARY OF TERMS 8 1 List of Abbreviations 38 t SECTION 6 REPAIR AND TEST PROCEDURES M3682 6 1 Repair Introduction 29 ...

Page 5: ...European Customer Services M3682 SECTION 1 GENERAL ...

Page 6: ...rs Computer Software Copyrights The Motorola products described in this instruction manual may include copyrighted Motorola computer programs stored in semi conductor memories or other media Laws in the United States and other countries preserve for Motorola certain exclusive rights for copyrighted computer programs including the exclusive right to copy or reproduce in any form the copyrighted com...

Page 7: ...ures and for specific instructions 1 2 3 Product Support Customers original units will be repaired but not refurbished as standard Level I shops may replace accessories and Level I parts Level II shops may replace non soldered parts Level III shops may perform some board level repairs The U S National Service Center makes all repairs 1 2 4 Customer Support Consumers should call 1 800 331 6456 Moto...

Page 8: ...nded according to installation instructions for safe operation Users are advised to turn off their equipment when at a refueling point Safety is every driver s responsibility Cellular telephones should only be used in situations in which the driver considers it safe to do so 1 3 3 General DO NOT allow children to play with any radio equipment containing a transmitter DO NOT operate this equipment ...

Page 9: ...M3682 SECTION 2 M3682 DESCRIPTION ...

Page 10: ...by Current Typically 7 0 ma DRX2 Dimensions 140mm X 50mm X 25mm Size Volume 155 cc Weight 168 g Temperature Range 10C to 55C Transmitter Function Specification RF Power Output 33 dBm 2dB GSM 30 dBm 2 dB DCS Output Impedance 50 ohms nominal Spurious Emissions 36 dBm from 0 1 to 1 Ghz 30 dBm from 1 to 4 Ghz Receiver Function Specification RF Level 102 dBm RX bit error rate 100 k bits 2 Channel Hop T...

Page 11: ...onger Talk time Standby time Class II Sim tool kit Internal headset socket Potential to support Enhanced Full Rate mode of transmission dependant on Network The M3682 is mechanically very similar to the D520 shown beloe it does however contain the internal headset socket All the circuitry is contained on 1 PCB including the Keypad The Display is connected to the PCB via a ZIF connector The charger...

Page 12: ...alk Time minutes Standby time hours With Battery type 174 203 98 165 240 80 120 720mAh NiCd AA 174 218 113 250 365 110 180 1100mAh NiMh AA 174 196 91 60 85 105 140 Lithium AA 157 167 62 125 180 60 90 550mAh Std NiMh 157 170 65 160 230 80 120 700mAh AAA Long NiMh 1 Ext B 2 Ground 3 Man Test 4 Uplink 5 Not Connected 6 Downlink 7 DSC_EN_B 8 UTXD 9 Ground 10 UTXD_IN 11 Ground 1 11 ...

Page 13: ...M3682 SECTION 3 FEATURE LIST ...

Page 14: ...eck Capacity Number of unused locations Prevent access 1 No memory restrictions 2 To SIM card memory Last 10 Calls 1 Last Calls made 2 Last calls received 3 Erase all numbers My phone number s Fixed dialing View fixed dial list Setup fixed Dialing Enter Pin2 1 On 2 Off 3 Edit Entry 4 Add Entry 5 Erase Entry One Touch Dial Setting 1 To SIM memory 2 To Fixed Dial list PHONE BOOK Accessory Setup Only...

Page 15: ...rring Bar outgoing calls 1 Int l Calls 2 Int l Calls Except home 3 All Calls 4 Off Bar Incoming Calls 1 When Roaming 2 All Calls 3 Off Change Bar password Cancel all barring Divert Voice calls Divert all Voice calls 1 On 2 Off 1 On 2 Off 1 On 2 Off Divert Fax Calls 1 On 2 Off Divert Data Calls Cancel all diverting Divert when unavailable Closed user Group Set Group ID Allow Outside Access 1 Defaul...

Page 16: ... Message Outgoing Messages Go to next message Send message Edit message Delete message 1 Send message 2 Store message Cell broadcast 1 On 2 Off Message Settings 1 Voicemail Number 2 Service Centre 3 Expiry Period 4 Outgoing message type Reply to message Delete all messages Message Editor Edit Message Send message Store Message Enter Number Stored to Outgoing ...

Page 17: ...tended menus Change Greeting Language Selection Battery saving mode Select Keypad tones Phone Status 1 On 2 Off Standard Tone Music Tone Automatic Lock Lock Now Change Unlock mode 1 On 2 Off 1 On 2 Off 3 Change SIM pin Code 1 On 2 Off English Automatic 1 On 2 Off 1 Normal Tones 2 Single Tones 3 No Tones 1 Status review 2 Master reset 3 Master Clear Change SIM PIN2 Code ...

Page 18: ... 1 Move to New Location 2 Delete Selection CALL METERS Show Call charges 1 Show last call 2 Total for all calls 3 Credit remaining Show call timers 1 Show last call 2 Total for all calls 3 Reset all timers Set audible Call Timers Single Alert Timer Repetitive Timer 1 On 2 Off 1 On 2 Off Set in call Display 1 Show time per call 2 Show Charge per call 3 Show total Call charges 4 No in call display C...

Page 19: ...European Customer Services 15 M3682 ACCESSORY SETUP Note THIS MENU IS ONLY AVAILABLE WITH EITHER HEADSET PLUGGED IN OR WHEN INSTALLED IN A CAR KIT 1 On 2 Off Automatic answer ...

Page 20: ...M3682 SECTION 4 DISASSEMBLY PARTS ...

Page 21: ...embly disassembly of the M3682 Anti static Mat Kit 0180386A82 includes Antistatic mat 66 80387A95 Ground Cord 66 80334B36 Wrist Band 42 80385A59 Plastic Bladed Tool SLN7223A T7 Torx Driver 4 3 Disassembly Procedure The following set of diagrams will demonstrate the correct sequence and action required to disassemble the M3682 The use of the exploded diagram on page 17 may be of some assistance for...

Page 22: ...ove battery door by pressing down on clip while pulling towards you 2 Remove battery by pushing and lifting at the same time 3 Press down and pull SIM door to right and lift Then pull SIM card to the left to remove 4 Unscrew antenna and remove ...

Page 23: ...ropean Customer Services M3682 5 Unscrew all 5 screws remembering the one beneath the label in the center 6 Lift off back housing from PCB 8 Remove keypad PCB from board 7 Pry the alert from the back housing ...

Page 24: ...20 European Customer Services M3682 9 Remove the keypad from the front housing 10 Fit a blade under the speaker and carefully lift it from the front housing ...

Page 25: ...European Customer Services 21 M3682 4 5 Exploded Parts Diagram SWF3076DA 3 4 8 9 11 12 5 7 1 2 6 10 14 13 ...

Page 26: ...3892K01 Lens tape 2 not available Keypad 3 3809378T02 Speaker 4 5009150J04 Lens 5 6103893K02 Rear Hsng 6 0109482U02 Alert 7 5009005J09 Stubby Antenna 8 8504892Z02 Screw 9 0309315B02 Speaker Gasket 10 3203997K01 Keypad Domes 11 4009410U05 Microphone 12 5009536H15 Display 13 7204516Z02 Batt Door 14 SHN6842A ...

Page 27: ...European Customer Services M3682 SECTION 5 SIM CARDS AND SECURITY ...

Page 28: ...bers etc All information required by the network provider to provide use to the network 5 3 Personality Transfer 5 3 1 Introduction Personality Transfers are required when a phone is Express Exchanged or when the main board is replaced The reason for personality transfers are to reproduce the customer s original personalized details such as menu and stored memory such as phone books etc or even ju...

Page 29: ...2 to transfer data on to Clone card 5 3 3 Master SIM Card Creation 1 Insert transfer card into a unit with the desired setup Pwr on and wait till unit displays Clone 2 Enter 024 to copy unit personality onto card Please wait will be displayed 3 Master Transfer card is created 5 3 4 Master Transfer 1 Insert Master Transfer Card explained above into replacement unit Pwr on and wait till unit display...

Page 30: ...or 20 Display S W version number of Modem 36 Initiate acoustic loopback 37 Stop test 38 Activate Mini SIM 39 Deactivate Mini SIM 43x Change audio path 47x Set audio volume 51 Enable sidetone 52 Disable sidetone 57 Initialize non volatile memory 58 Display security code 58xxxxxx Modify security code 59 Display lock code 59xxx Modify lock code 60 Display IMEI 980 981 DCS GSM mode 99 Display all disp...

Page 31: ...er unique to the PCB and is stored within the unit s memory The following figure gives a description of the make up of this number Figure 5 3 IMEI label breakdown Some other label number configurations that will be present will be XCVR NUMBER Identifies type of product e g M3682 Usually SWF number PACKAGE NUMBER Determines type of equipment mode in which it was shipped and language with which it w...

Page 32: ...European Customer Services M3682 SECTION 6 REPAIR AND TEST PROCEDURES ...

Page 33: ...he unit is replaced it is necessary to perform an identify transfer 6 2 Mechanical repairs Assembly replacement level troubleshooting and repair of the M3682 is limited to isolation and replacement of the main mechanical parts only See Exploded parts diagram and associated parts list 6 3 Basic Modular Troubleshooting The troubleshooting information in Table 2 shows some typical malfunction symptom...

Page 34: ...sassemble unit and remove LCD module and insert known good module Insert Battery and depress PWR button Ensure unit stays on if OK reassemble unit in new housing assembly 2 Personal telephone exhibits poor reception and or erratic operation such as calls frequently dropping Weak and or distorted audio etc a Antenna is defective Check to make sure that the antenna pin is properly connected to the L...

Page 35: ...r Place a call and verify improvement in earpiece audio If better reassemble the phone with the good speaker If it was no better then proceed to c c Antenna assembly is defective Attempt a re phasing of the unit and recheck the symptom If symptom is the same but unit re phases correctly check to make sure the antenna connector is correctly soldered to the main board and that the antenna is fitted ...

Page 36: ... not working a Faulty charger circuit on main Board Test a selection of batteries in the rear pocket of the desktop charger Check LED display for the charging indications If these are charging ok then the internal charger is at fault Replace Logic RF Board Assembly refer to symptom 1c Verify that the Fault has been cleared and re assembles the unit with the new PCB 10 No Weak audio when using head...

Page 37: ...nto test mode and then into Tx or Rx mode using the applicable manual test commands Ensure that a battery is installed during this since the battery acts as a SIM card presence detect for the unit The PCB can then be taken out of the housing for any analysis HP8922 GSM Test Set 83220E Down Converter RF Cable M3682 under Test Power Supply PSU Cable ...

Page 38: ... specifications Note the D520 is shown in the illustration The test incorporates the basic live call during which many of the RF parameters are checked This test can be run in Autotest mode where the radio is classified at the end of the test as a Pass or Fail This can be used to indicate whether or not a unit is performing to spec through the accessory connector only ...

Page 39: ...European Customer Services M3682 SECTION 7 ACCESSORIES ...

Page 40: ... SHN 6937A AAA Battery Door with Stud for Belt Clip SYN 7158A Belt Clip SHN 6842A AAA battery door SYN 0003A Deluxe Belt Clip Under Investigation SNN 4803A 1100 mAh NiMh AA SNN 5363A 700 mAh NiMh AAA Long Battery SNN 4934A Spare 1100 mAh NiMh AA SPN 4366C Universal Rapid Travel Charger Same as C160 SYN 4657 US Plug Available SPN 4434A Std Charger US Plug Same as Populus S 8267A 900 1900 Simplified...

Page 41: ...European Customer Services M3682 SECTION 8 GLOSSARY OF TERMS ...

Page 42: ... Binary Coded Decimal BCU BTS Control Unit Bm Full rate traffic channel BN Bit Number BS Base Station BSC Base Station Controller BSIC Base Transceiver Station Identity Code BSS Base Station System BSSAP BSS Application Part DTAP and BSSMAP BSSC Base Station System Control Cabinet BSSMAP Base Station Systems Management Application Part BSSOMAP BSS Operation and Maintenance Application Part BSU Bas...

Page 43: ...ded Group special Mobile EFR Enhanced Full Rate EIR Equipment Identity Register EIRP Effective Isotropic Radiated Power EMC Electromagnetic Compatibility EMX Electronic Mobile Exchange ETSI European Telecommunications Standards Institute FACCH Fast Associated Control channel FACCH F Full rate Fast Associated Control channel FACCH H Half rate fast Associated Control channel FB Frequency correction ...

Page 44: ... Location Register MA Mobile Allocation MAH Mobile Access Hunting MAI Mobile Allocation Index MAIO Mobile Allocation Index Offset MAP Mobile Application Part MCC Mobile Country Code MCI Malicious Call Identification MD Mediation Device ME Mobile Equipment MF Multi Frequency tone signaling type MLSE Maximum Likelihood Sequence Estimator MM Mobility Management MMI Man Machine Interface MNC Mobile Ne...

Page 45: ...Random Access Burst RACH Random Access Channel RBDS Remote BSS Diagnostic Subsystem RBU Remote Base Station Unit PCN RCU Radio Channel Unit REC Recommendation REL Release RELP LTP Regular Pulse Excitation Long Term Prediction REQ Request RFCH Radio Frequency Channel RFN Reduced TDMA Frame Number RLP Radio Link Protocol ROSE Remote Operations Service Element a CCITT specification for O M RXCDR Remo...

Page 46: ...ate speech TCH TCP Transmission Control Protocol TDMA Time Division Multiple Access TE Terminal Equipment TMN Telecommunications Management Network TMSI Temporary Mobile Subscriber Identity TN Timeslot Number TRX Transceivers TTY TeleTYpe refers to any terminal TS Time Slot TUP Telephone Users Part UI Unnumbered Information frame Um Air Interface VAD Voice Activity Detection VLR Visited Location R...

Page 47: ...459 GSM_LNA275 Q453 Q453 DCS_LNA275 VCO_275 Q421 VCO_275 Q202 Q201 VR201 CR201 B Q384 Q389 CR387 U350 PAC_EN SAT_DETECT DETECT_SW TX_KEY_OUT CR330 Q333 Q318 TXVCO_EN B SF_OUT RX_DCS_ GSM SF_OUT MIX_275 FL457 400MHz Q480 DCS_SEL MIX_275 GSM_SEL MIX_275 RF_V2 Q503 Q504 Q262 SW_V1 RF_V2 RF_V1 CR259 DCS_SEL RF_V1 RF_V2 SW_V1 TXVCO_EN GSM_SEL TXVCO_EN Q311 VR309 TX_EN DM_CS Q291 Q290 U290 Q291 V1_LF PA...

Page 48: ... V1 STBY V_BOOST1 Y633 32 768KHz CR638 V_BOOST1 PWR_SW WDOG B B V2 V_TEMP B VR661 VR662 AL661 AL660 VR670 VR671 CR671 VR672 Q671 Q671 J665 SIM CONN SIM_PD CLK RESET SIM_I O VSIM1 CHG V2 VSIM1 V_TEMP SW_V1 SW_V2 STBY V2 STBY VREF B ALRT_VCC VREF STBY STBY U603 Q979 Q978 Q970 Q971 BATT V2 LBTO Q980 Q640 Q640 B EXT_B MAGIC_QSPI 3 0 GCAP_MQSPI 3 0 B MQSPI_CS2 BOOM_EN RST_CNTL PB12 EXT_B _EN PB11 V2 V3...

Page 49: ...ND RX_ACQ RX_EN TX_KEY DM_CS TX_EN CLK_SELCT RESET MAGIC_13MHz GCLK CE1 Flash ROM OE CE2 RAM Byte Control 1 CE3 RAM Byte Control LB CE4 EEPROM OE CE5 EEPROM CS CE0 Flash ROM CS A1 C1 E2 E1 E3 E4 BKLITE_CNTL Q901 902 BACK LIGHT BKLITE_CNTL V_BOOST1 B E C DISPLAY GND 5 DP_ON_OFF V2 1 DP_EN 4 RESET 6 3 17 18 U905 CE5 5V Q905 U906 PB12 CE5 PB12 27 1 40 KEYPAD KBR0 KBR1 KBR2 KBC0 KBC1 KBC2 PWR_SW KBR0 ...

Page 50: ...TION 17 15 STEP ATT DEMODULATION SPI RX SPI INTER FACE 35 44 38 37 36 SDTX BDX TX_CLK BCLKX SPI_DATA DX1 SPI_CLK MOSPI_CLK1 CE MQSPI_CS1 54 53 52 SCLK_OUT BCLKR SDFS BFSR SDRX BDR RX_ACQ TX_KEY DM_CS CLK_SELCT 26MHz 49 50 47 46 MAGIC_13MHz LOGIC CONTROL Y230 25 26 MUX LOGIC CONTROL 51 39 40 TX_DCS_VCO CR201 U504 2 3 4 RF_V2 RX_EN U506 2 3 4 GP04 GP04 56 FILTER VCO_VCC PCS LNA SUPER FILTER REG Q311...

Page 51: ...M3862 BOARD LAYOUT ...

Page 52: ...T PAC DISPLAY CONN 16 1 18 17 1 3 4 6 J665 SIM_CONN 1 GND 2 VSIM 1 3 VSIM 1 4 RESET 5 SIM_I O 6 CLK J701 DISPLAY CONN 1 V2 2 A0 3 GND 4 DP_EN 5 DP_ON_OFF 6 RESET 7 R_W 8 NC 9 D4 10 D5 11 D6 12 D7 13 D0 14 D1 15 D2 16 D3 17 GND 18 GND J810 EXT CONN 1 EXT_B 2 GND 3 MAN_TEST_AD 4 UPLINK 5 NC 6 DOWNLINK 7 DSC_EN_B 8 UTXD 9 GND 10 URXD_IN 11 GND 34 36 24 21 H10 B7 12 GSM_SEL MIX_275 RX_EN MIX_275 PA DE...