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Motorola A008, Service Manual

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Motorola A008 Service Manual Download Page 22

A008 / A6188+

Level 1 & 2 Service Manual

15

Removing the Battery

1.

 

Press down on the top of the battery to compress the battery contacts

2.

 

Pull up and away from rear Housing.

Remove Housing Screws

1.

 

Remove the 4 retaining screws from the top and bottom of the rear housing. Use a T6
Torx driver.

Summary of Contents for A008

Page 1: ...Model A008 A6188 GSM Dual Band Technology Level 1 and 2 Service Manual ...

Page 2: ... 14 Disassembly 14 Removing the Battery Door 14 Removing the Battery 15 Removing the housing screws 15 Separate front and rear housing 16 PCB Screw removal 16 Speaker connector removal 17 LCD PCB removal 17 LCD PCB Overview 18 LCD Flex removal 18 Subscriber Identity Module SIM Cards and Security 19 Inserting the SIM Card 19 Manual Test Mode 19 Personality Transfer 21 GSM Test Commands 21 Set up of...

Page 3: ...mer support An international network of company operated product care centres as well as authorised independent service firms service Motorola products Available on a contract basis Motorola Inc offers comprehensive maintenance and installation programs which enable customers to meet requirements for reliable continuous communications Product Identification ...

Page 4: ...ry Agency Compliance This device complies with Part 15 of the FCC Rules Operation is subject to the following conditions This device may not cause any harmful interference and This device must accept interference received including interference that may cause undesired operation This class B device also complies with all requirements of the Canadian Interference Causing Equipment Regulations ICES ...

Page 5: ...tions about this manual to the nearest Customer Service Manager Audience This document provides assistance to service personnel in testing and repairing the A008 Service personnel should be familiar with electronic assembly testing and troubleshooting methods and with the operation and use of associated test equipment Use of this document assures proper installation operation and maintenance of Mo...

Page 6: ...tion to emphasise certain types of information ç Note Emphasises additional information pertinent to the subject manner Caution Emphasises information about actions that may result in equipment damage Warning Emphasises information about actions that may result in personal injury Keys to be pressed are represented graphically For example instead of Press the Enter Key you will see Press Informatio...

Page 7: ...r the costs of early life failure Product Support Customer s original units will be repaired but not refurbished as standard Appointed Motorola Service Hubs will perform warranty and non warranty field service for level 2 assemblies and level 3 limited PCB component The Motorola HTC centres will perform level 4 full component repairs Customer Support Customer support is available through dedicated...

Page 8: ...85V Radio Shut Down voltage To 4 2V Max Transmit Current Typically 250 ma avg 1 0A peak Stand by Current Typically 7 0 ma DRX2 Dimensions 130mm x 46mm x 24 5mm Size Volume 105cc with Batt Weight 106g with Batt 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...

Page 9: ...s Mica Grey Summer Sky Blue TT silver In additional to the existing A6188 User Interface features the following features applications will be available GPRS General Packet Radio service GPRS General Packet Radio Service is a combination of HSCSD High Speed Circuit Switched Data and SMS Short Message Service It has a theoretical speed of 171 2kbps compared with 9 6kbps as today A single user using ...

Page 10: ...tion packets that a GPRS enabled phone is to receive is addressed specifically for that phone using a TFI Temporary Flag Indicator And although the phone will listen to each timeslot of data but will only decode the information that is highlighted by a matching TFI By setting a USF Uplink Status Flag on a Downlink timeslot the mobile phone is instructed it can transmit on the next available uplink...

Page 11: ...dard Internet protocols Installation from PC to devices through cable or local wireless 2 WAP HTTP Browse applications using WAP browser Download application package using http protocol 3 HTTP end to End Browse applications with special purpose Java service browser using http Download application package using http protocol OTA Sync 1 2 3 IrDA or RS232 Over The Air MyAccompli com Supports Address ...

Page 12: ...inal A6188 There are now 2 handwriting screens allowing successive letters to be entered whilst the system processes the previous action European HWR based from Lexicus Initially supports Phase 1 EMEA languages Virtual Keypads available WAP 1 1 Wireless Application Protocol Symbol Keypad Virtual Keypad Wireless connection GSM Data call is preferred The Internet WAP Gateway ISP account Content Serv...

Page 13: ...med using PC Tools For image download the bitmap image will be downloaded as text and if the image is larger than the screen then only part of the image will be displayed During browser mode if incoming call is received then the browser will be paused with the user having the option to resume after the call Other Options covered within the Menu Chapter are Address Book Recent calls Call Divert STK...

Page 14: ...A008 A6188 Level 1 2 Service Manual 7 Alarm Clock Dictionary Truesync Games Receive IR Soft Modem Tools Menu Option ...

Page 15: ...ime Shows user present battery meter reading 1 3 2 3 or Full STK access User Information Takes user to Call Divert Sub Menu Informs user they are within Communicate Menu When pressed brings up Annotate Menu When pressed brings up Extras Menu When pressed brings up Tools Menu Headset IrDA Stylus Rocker Switch Power Key Page Up Down Menu Back light Voice Notes Speaker 320 X 240 Pixels b ...

Page 16: ... Manual 9 User Interface The Menu Structure is broken down in to 4 Main Heading each with Sub Headings within Communicate Annotate b GSM Carrier 12 26 eMail GSM Carrier 12 26 b GSM Carrier 12 26 b Extras GSM Carrier 12 26 b Tools ...

Page 17: ...ing voice mail access cell broadcast access multiple recipients WAP browser 4 1 16f Phone com browser increased lines screen recent calls last 20 missed page down last 20 called rocker in last 20 answered page up call divert icon eMail 5 mailboxes POP3 IMAP4 SMTP MIME text ink Vcard attachment STK access owner info access 12 26 MyMail com Inbox 23 92 Family 16 31 Friends 0 9 Proj Gold 1 7 Ski Pals...

Page 18: ...nt give blood donate food Exit New To Do List 12 26 12 26 Voice Note Title Time 12 35 Date 1999 05 06 Duration 00 43 Cancel OK 12 26 May 1999 Exit Day View 1 S S M T F T W 1 2 8 3 4 7 6 5 9 15 10 11 14 13 12 30 31 23 29 24 25 28 27 16 22 17 18 21 20 19 26 12 26 Exit MthView Mon May 26 1 Lunar 10M 30D Mail 00 00 01 00meeting 02 00Call 03 00 Melody Composer send receive via IR send receive via SMS 1...

Page 19: ...lator 27 currencies conversion log conversion calculator mass length temperature area volume calculator basic scientific dictionary Chinese to English English to Chinese Exit 12 26 Alarm Clock Alarm A 10 00am Status on Alarm B 10 15am Status off Alert 1 Snooze 5 min 12 26 Mass Conversion kilograms pounds Exit Convert 1 2 3 4 5 6 7 8 9 0 ...

Page 20: ...26 b Soft Modem Truesync address book date book to do list text and ink notes backup all user data Games Blackjack Memory Sokoban Hua Rong Dao Connect five 12 26 Sokoban Level 99 Exit Undo Best 000 Push 000 12 26 Black Jack Exit Hold 90 90 Jack Black Place Bet Bet 10 Bet 10 ...

Page 21: ...c with flat and pointed ends 1 Used during assembly disassembly of device 6680388B01 Delrin Tweezers 1 Used during assembly disassembly HP34401A Digital Multi meter 2 Used to troubleshoot device Disassembly The Procedure in this section provides instructions for the disassembly of the A008 Removing the Battery Door 1 Remove the Battery door by pushing down on battery retaining catch and sliding ba...

Page 22: ...ving the Battery 1 Press down on the top of the battery to compress the battery contacts 2 Pull up and away from rear Housing Remove Housing Screws 1 Remove the 4 retaining screws from the top and bottom of the rear housing Use a T6 Torx driver ...

Page 23: ...ar Housing 1 Slide a finger nail or a plastic tool between the front and back housing on either side of the phone 2 This will push back the retaining catches the front housing can then be lifted up over the catches and the rear housing removed PCB Screw Removal ...

Page 24: ...screws from the bottom of the housing using a T6 Torx driver Speaker Connector Removal 1 Very Carefully extract the 2 Pin speaker connector using a pair of long nosed pliers 2 These connecting wires are very susceptible to damage take extra care PCB LCD Removal ...

Page 25: ... the palm of the hand If necessary use plastic tool to free PCB if at all stuck PCB LCD and Flex Overview LCD Flex removal 1 Using a plastic tool push the edges of the flex connector forward to release the flex 2 Gently pull the LCD away from the connector keeping the flex in line with connector ...

Page 26: ...d slide the SIM fully into the carrier gold contacts facing down towards the unit 2 Push the carrier down and slide to the right Manual Test Mode The Aoo8 is equipped with a manual test mode capability This allows service personnel to manually control electronic functions that would usually be initiated by the product s operating software This is achieved by the user entering specific test mode co...

Page 27: ... unit should be powered up Touch the Icon This will bring up the phone keypad screen 1 Touch and hold the virtual key for 3 4 seconds This will initiate test mode 2 To enter a test mode command the following sequence must be followed A Soft Reset for Example 571 Send ...

Page 28: ...ersion 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 Initialise non volatile memory 58 Display security code 58xxxxxx Modify security code 59 Display lock code 59xxx Modify lock code 60 Display IMEI 99 Display all display pixels 15XX 36XX 90 Vibrator 0 or Om...

Page 29: ...tions Set up of PC Tools is as follows 1 Open pcc PC Configuration document From main menu or tool bar click New to create a new document or Open to open an exist pcc document The opened document looks like a property sheet 2 Edit pcc document Once you have a document opened click Connection WAP Browser or eMail tab to go to the setup you desired Enter data into each field ...

Page 30: ...ith PC using serial port cable Also the phone must connected to a power source 6 Download data to phone At the bottom of opened document select the COM port which you are using to connect PC and phone if the phone is able to power on check Phone Power On check box click Download button to start downloading 7 Switch phone off and then power the unit back on again ...

Page 31: ...station Equipment Identity IMEI number is an individual number 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 IMEI label breakdown Some other label number configurations that will be present will be XCVR NUMBER Identifies type of product i e L7389i Usually SWF number APC 3 digits DC 1 digit DC 2 digits SNR 4 di...

Page 32: ...w factory tracking system It is being implemented globally in all Motorola and out sourcing manufacturing sites throughout 2000 For all field failures Service currently records the MSN to validate the warranty period and record which site shipped the phone By recording the Picasso number in addition to the MSN we can perform the normal validations but also attribute all field failures back to orig...

Page 33: ... Model Numbers SA0037A A6188 SCCD Grey Mica Full Package PRC SA0034A A6188 SCCD Grey Mica Full Package HK Cellstar SA0039A A6188 TCCD Grey Mica Simple Package HK SA0043A A6188 TCCD Grey Mica Simple Package TW Initial release to Greater China only ...

Page 34: ...A008 A6188 Level 1 2 Service Manual 27 Exploded View Diagram 1 5 2 3 4 8 6 10 9 7 12 11 13 14 ...

Page 35: ...Mica CHHN4213A 3 LCD Module 7564435E01 4 Rubber Foot x2 3264662E01 5 Battery Pad 0164481E01 6 Antenna Assembly 0364579E01 7 Screw x6 0164027E01 8 Stylus Assembly 5009135L07 9 Microphone 0564533E01 10 Mic Grommet 5464580E01 11 LCD Protector 5964466E01 12 Motor Assembly 1364832E03 13 Logo A6188 Grey Mica CHYN4207A 14 Battery Door Grey Mica ...

Page 36: ...latory and Countries standard in EMEA and Brazil Kramer charger reuse SPN 4654A Labels must meet all countries specific requirements Charger Base Docking station Cradle The Charger base Docking Station should be able to Fast charge the battery inside the phone It should be able to charge a spare battery in the rear pocket Display the charging status of the battery inside the phone a standalone bat...

Page 37: ...em to remove the stylus B making and answer a call and operate with headset Starfish True Sync CDROM Kit Able to support Win95 98 2K NT and Palm English Recorded in a CDROM and bundle sales with Cradle Package comes in kit with proper packaging d Quick Start Up guides in English and localised language support by the software New CDROM kit since new features were added and with EMEA languages Plug ...

Page 38: ...inese SNN5712A Battery English with CE X2 CHYN4201A Leather Case AAYN4264A Headsets 1364832E03 Logo A6188 Grey Mica CHYN4207A Battery Door Grey Mica CHVN4103B Truesync Kit CHJN4219A Manual SC Version SJN9785A Manual TC Version SJJN4107A Manual English Version 5564831E01 Unit Box PRC 5564831E02 Unit Box TW 5664504E01 Pulp Tray PRC TW 5689407K01 Pulp Tray HK AAYN4290A Sling with Stylus Pen SYN9070A ...

Page 39: ...DET PHASE PLL PHASE DET Reference 1 2 MUX LOGIC CONTROL H8 J4 H5 CR251 DCS_VCO RVCO_250 GP04 F9 GSM LNA SUPER FILTER REG GSM_LNA275 DCS_LNA275 GSM DCS SELECT CIRCUIT TX LOOP FILTER from WhiteCap to WhiteCap from WhiteCap 925 960MHz EGSM 880 915Mhz DCS 1710 1785MHz 1805 1880MHz RX VCO EGSM 1325 1360MHz DCS 1405 1480MHz EGSM 880 915Mhz DCS 1710 1785MHz CIRCUIT DCS_SEL 13MHz A7 C7 F2 F1 H1 H2 C4 Q344...

Page 40: ...D CTM CPU C6 A2 A3 B4 C4 F3 V2 V3 C14 D4 E12 H4 J10 K6 N12 B5 B9 B10 G12 K14 L11 N8 J2 Q938 Q938 BKLT_EN BKLT CR901 F6 J8 J7 Logic Control AUDIO SPI GCAP SPI D2 C3 EPROM D6 U801 VIB_EN B 1 5 4 Q805 Q805 LED_RED LED_GRN 1 2 3 4 5 6 V2 GCAP2 WhiteCap WhiteCap V2 V2 CE0 CE1 CE2 CE3 R_W SPI_DATA DX1 SPI_CLK MOSPI_CLK1 CE MQSPI_CS1 MAGIC SPI M7 M8 L8 D6 E1 B2 A1 G6 A4 A6 F6 D7 F8 C9 E9 D11 D9 A9 STDBY ...

Page 41: ...DA_VCC U9808 A D SPM_CLK F2 TOUCH_CS M10 SPM_TXD SPM_RXD 14 12 E2 E1 L3 PEN_IRQ 16 15 11 9 10 2 5 4 3 ADDRESS BUS 0 19 ADDRESS BUS 0 19 DATA BUS 0 15 DATA BUS 0 15 U9801 EPROM U9816 EPROM U9810 SDRAM PDA_VCC PDA_OE CSAO _ROM PDA_RW DB_RESET A4 F5 E1 A5 F8 D7 B3 B4 TP918 PDA_RW PDA_OE B9 B10 CSAO ROM PDA_VCC PDA_OE CSA1 _ROM PDA_RW DB_RESET A4 F5 E1 A5 F8 D7 B3 B4 TP919 CSA1 ROM SDCLK SDCE SDWE SDC...

Page 42: ...irst PCB Version of the product DualBand TaiChi GPRS _8464737E01_Rev O GSM SERVICE SUPPORT GROUP 02 01 2001 Level 3 Layout Rev 1 0 Dualband TaiChi GPRS 8464737E01_ Rev O Michael Hansen Ralf Lorenzen Scheil Ray Collins Page 2 of 2 REVISIONS ...

Page 43: ...irst PCB Version of the product DualBand TaiChi GPRS _8464737E01_Rev O GSM SERVICE SUPPORT GROUP 02 01 2001 Level 3 Layout Rev 1 0 Dualband TaiChi GPRS 8464737E01_ Rev O Michael Hansen Ralf Lorenzen Scheil Ray Collins Page 1 of 2 REVISIONS ...

Page 44: ...A008 A6188 Level 3 Circuit Description 03 03 01 V1 1 ...

Page 45: ... will then pass the frequency range GSM 1800 or GSM900 and remove any existing harmonics or other unwanted frequencies 3 The signal will be fed into the appropriate Low noise Amplifier Circuit Q461 for GSM 900 and Q451 for DCS This part of the circuit is critical in the achievement of a very low signal to noise ratio therefore as can be seen around the actual amplifiers a large amount of external ...

Page 46: ... created 8 The IF is now fed to the SAW FL457 filter Surface Acoustic Wave this filter is the same as was used in previous 400MHz products The purpose of the SAW filter is to provide comprehensive removal of harmonics created during the mixing process The reason the IF was changed from 215Mhz to 400Mhz was for the following reason Description IF Channel Received Frequency RX VCO Frequency Differen...

Page 47: ...U2000 and not GCAP II given the appropriate data from the incoming signal SMS call etc an interrupt from the alert is fed back to the GCAP via the signal SPEAK_TP915 This signal is supported by the signal PDA_VCC ALRT_VCC Q938 on AL to SECOND_VCC PDA and then to PDA_VCC through Q9800 18 For the headset only the SPKR signal is used GCAP II Pin H6 and feeds the Headset Connector J650 Pin 3 RF Transm...

Page 48: ...the 3 preceding bits on the register are then clocked into the look up ROM which looks at the digital word and from that information downloads the appropriate GSMK digital representation Channel information and AFC information from MAGIC SPI is then added to this new digital word this word is then representative of the TX IF frequency of GIFSYN products As in the case of the TIC the TX frequency f...

Page 49: ...ither GSM or DCS frequency production and the IC Power is supported by SF_OUT MAGIC 14 The output signal is now split with a sample sent back to MAGIC to control the TX Phase locked loop 15 The remaining signal is then fed out through a pre amplifier Q455 which is supported via PAC_275 16 To prevent the output frequency from the TX VCO before stabilisation has occurred being amplified and transmit...

Page 50: ...een the RF detector and the integrator The gain of the variable stage will be unity when DET_SW is low and will be 3 when DET_SW is high floating 4 TX_KEY Pin 10 This signal is used to pre charge the Exciter and P A and occurs 20µS before the start of the transmit pulse 5 EXC Pin 7 This output drives the power control port of the exciter An increase of this voltage will cause the exciter to increa...

Page 51: ...11 It provides the main PCB with source voltage The voltage range of A008 battery is from 1 4 VDC after discharging to 5 1 VDC after charging BATT_THERM J610 Is used to determine the temperature of the battery The temperature of the battery determines the end of the battery charging cycle In order to protect the charging circuit this line will be measured constantly during the charging period by G...

Page 52: ... on but is boosted to 5 0V through the switch mode power supply L901 CR901 and C934 See Fig 6 1 for basic operation V1 supplies the DSC bus drivers negative voltage regulators and MAGIC V1 is created from GCAP II Pin A6 and can be measured on C906 The basic circuit operation for the Boost circuit is as follows the LX signal GCAP II Pin B10 allows a path for B to charge the capacitor when the switc...

Page 53: ...ributed from GCAP II Pin C6 For further information see SIM Card Operation VREF Programmed as V2 i e 2 775 and provides a reference voltage for the MAGIC IC distributed from GCAP II Pin G9 and can be measured on C939 5V Used to drive TX Biasing produced from LS_V1 and 5V_EN through U901 SR_VCC Power Cut Circuit Used to buffer the SRAM U702 voltage with a built in soft reset within the unit s softw...

Page 54: ... time the 13MHz Varactor Diode CR248 is producing an output This output is controlled in the following way The 26MHz from Y230 is divided down to 200 kHz and fed to a phase comparator within the MAGIC The 13MHz from CR230 is also divided down and fed in to the phase comparator the difference in phase produces an error voltage that is fed onto the cathode of the Varactor CR230 Which regulates the o...

Page 55: ...o SIM Contacts J900 Pin 4 from Pin J7 LS1_OUT_TG1A Clock This is a 3 25MHz signal from Whitecap CLK0 Pin E7 to GCAP II Pin G6 LS2_IN This signal is then level shifted to the required voltage and fed out to SIM Contacts J900 Pin 6 from Pin F6 LS2_OUT SIM I O Data transmission to and from SIM card for TX from SIM card contact SIM I O Pin 5 through to GCAP II Pin J8 SIM I O Through level shifter to d...

Page 56: ...l CHRGC GCAP II Pin E8 this opens the gate of Q635 CHRGC is programmed during charger phasing 5 CHRG_EN Whitecap Pin 1 biases Q634 On or Off Logic Deep Sleep Mode 1 Deep sleep mode is there to provide a facility to save battery life by intermittently shutting off part of the PCB This is achieved in the following way The signal STDBY is generated from Whitecap Pin F1 and from here the signal is the...

Page 57: ...Dictionary Calculator Currency Converter Measurement converter Instant Messaging Games are available KJAVA Full Email functions Truesync PC A6188 Data Transfer Application Dragon Ball IC U2000 1 Dragon Ball is the processor that operates the running system of the display The MC68EZ328 features a more flexible LCD controller with streamlined list of peripherals placed in a smaller package This proc...

Page 58: ...lumn address size 5 UART Support IrDA physical layer protocol up to 115 2kbps 8 Bytes FIFO on TX and 12 Bytes FIFO on RX 6 Serial Peripheral Interface Port 16 bit programmable SPI to support external peripherals Master mode support 7 16 Bit General Purpose Counter Timer Automatic interrupt generation 60 ns resolution at 16 58 MHz system clock Timer input output pin 8 Real Time Clock Sampling Timer...

Page 59: ...r Emulator Debug Monitor with Chip Select 12 Boot Strap Mode Function Allow User to initialise system and download program data to system memory through UART Accept execution command to run program stored in system memory 13 Power Management Fully static HCMOS technology Programmable clock synthesiser using 32 768 kHz 38 4 kHz crystal for full frequency control Low power stop capabilities Modules ...

Page 60: ...overlapped then we can create a comprehensive resistor matrix It is this matrix that provides us with the information of where the pen is placed on the touch screen See Fig 2 Example values only 1 The row drivers Control Lines LOADCO and LOADCE are originated from Dragon Ball LLP Pin K8 latches line of data J9805 where the signal becomes LOAD_IN before splitting to produce the 2 signals going to J...

Page 61: ... used to transfer pixel information to the LCD They are D0 D3 These lines connect between Dragon Ball U2000 Pins J10 M9 L9 K9 and J9805 Pins 6 7 8 9 respectively 5 The EL panel within the LCD requires a LCD AC voltage to correctly orientate the liquid crystal This is provide using a DC AC Converter U9824 The DC to AC converter samples the DC input before separating it into small elements that will...

Page 62: ...S then data will be send to Dragon ball over the UART port If Dragon ball need to send data to W CAP it will send an interrupt to W CAP through DW_INT The communication is the same 2 Communication between Whitecap and GCAP uses the following lines of communication DR2 DX2 MQSPI_CLK2 MQSPI CS0 Where DR2 is data transfer from GCAP to Whitecap Where DX2 is data transfer from Whitecap to GCAP MQSPI_CL...

Page 63: ...ver module is U9812 The IrDA data takes the form of an SIP Serial Infrared Pulse with SD_IrDA being an active high signal that turns the LED on The received signal IrDA RXD is always a pulsed active low 2 4µs pulse and a low will light the LED The data for TX is sent to IRDA_TXD U9812 Pin 7 from Dragon Ball as TXD2 Pin E4 For IRDA_RXD information received is passed from U9812 to Dragon Ball as RXD...

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