Motor Generator Division MC68EZ328 Manual de Serviço

TaiChi Service Manual

Speech Coding Type Regular Pulse Excitation / LinearaPredictive Coding with Long TermPrediction. (RPE LPC with LTP.Bit Rate 13.0 kbpsFrame Duration 20

5. Idetity and Security5.1 Transceiver LabellingIntroductionEach Motorola GSM transceiver will be labeled with various number configurations.Thefollow

REV S/HThis configuration consists of two blocks of two digits, and denotes the software andhardware versions within the unit. The first two digits co

Security InformationTo stop unauthorized personnel using your SIM card, the option of using a PersonalIdentity Number (PIN) is available. When enabled

6. Theory Of Operation6.1GSM System OverviewNoteThe following description is intended only as apreliminary general introduction to the GlobalSystem fo

• Digital Air Interface – The GSM phone will provide an entirely digital linkbetween the telephone and the base station, which is, in turn, digitall

The radiotelephones themselves are capable of operation on any channel in thesystem, allowing them to operate in any cell. Due to the low power requir

The data blocks are modulated onto the carrier using Gaussian Mininum Shift Keying(GMSK), a very efficient method of phase modulation.Each time an inf

The radio telephone’s identity information is held by its lcal GSM system in its HomeLocation Register (HLR) and Visitor Location Register (VLR). The

7.Detailed description of Schematic Diagram7.1 TransceiverThe main chip for Taichi RF is MAGIC. The MAGIC IC is intended to supportthe needs of the GS

1. Preface/Foreword/General Safety InformationScope of ManualThis manual is intended for use by experienced technicians familiar with similar types of

is then multiplied up in the reference oscillator step up loop to an outputfrequency of 13MHz. The reference oscillator will be within 150ppm of 26MH

input CLK4 outputMQSPI CS1Ball G5,inputCEBall L8,outputMQSPI CS1DR1Ball P5,outputDR1DX1 (SPI_DATA): Serial Peripheral Interface Data, Data will be tra

• ASIC Microcontroller peripherals• Memory Interface• Deep Sleep Controller• Layer1 Timer• MQSPI• SIM Card Interface• Two UARTs with Infrared R

WhiteCap Block DiagramGCAP-II integrated nearly all the analog functions into one chip, those funcitonsincludes power supplies, voltage regulators, A/

- 8 Channel 8 bit A/D- PA high end regulator- Real Time Clock ( RTC )The detail applications for this chip in Taichi can be found in GSM blockdiagr

modules8. Low-Power mode control• DRAM Controller1. Support CAS-before-RAS refresh cycles and self-refresh mode DRAM2. Support 8 bit / 16 bit port

masking to support single or multiple Hardware Execution Breakpoint4. One breakpoint instruction insertion unit• Boot Strap Mode Function1. Allow U

module which can give backlight in darkness environment. U9812 drives IR diodesfor communication link between PC and DragonBall. Alert circuit is also

V1 is a programmable linear regulator. It is programmed through the SPI bus to either5.0V or 2.775V. For Taichi V1 is programmed to 5.0V and is suppli

During charging the Whitecap will monitor the thermister line and the BATTSense line through A/D convertor within GCAP-II. The thermister is inside th

or kit of which it is a part, and sufficient description of the desired component to identifyit.General Safety InformationCAUTION Do not jump start ve

LCDPCBPower managementTiming controlTemp.compensationLCD PanelD0,D1,D2,D3LCLK, LLP,LLP,LACDVSSLLP,LFRAMDOFF, LACDVOL1,VOL2,VOL3VDD,VSSDispDframFrameVD

FRAMELOADLOADSCLKD0D1D2D3123 4 80797877S1S2S3S4S5S6S7S8S9S10S11S12S305S306S307S308S309S310S311S312S313S314S315S316S317S318S319S3201 FRAME

EL+(V)t(ms)100-1002.8Figure 5. EL+ Driving Signal4.Touch panel driving signalA 12-bit A/D converter is used to generate an interrupt request signal to

There are three audio outputs provided by GCAP-II, Taichi used two for itsapplication. One is for its earpiece speaker and another one is for external

microphone inputs can be selected. These inputs are EXT_MIC, the output of thedifferential input microphone amplifier, A3 or , the output of the diffe

at the same time as the Audio CODEC interrupt. An ARM interrupt isgenerated to synchronize the ARM megamodule to the DSC interrupt. TheDSC time slot

8. Personality Transfer8. 1 IntroductionDue to the different variations of the (OEM looks) of the personal cellulartelephones, each main board must be

Step 12: When the third block of data has been transferredsuccessfully,remobe the Transfer card and check the repaired radiofunctions correctly.See t

information in the unit onto the Transfer card to create a Master Transfercard.?Step 3: While data transfer is taking place between the unit and the

9 TESTINGGSM VerificationIntroductionTo test the phone for functional verification,the following equipment isrequired.• GSM compatible communications

See relating section of the Products Service Manual for other information of safety.

faulty and repaired accordingly.The following table states the required test andtolerances.Accessing The Manual Test Mode• When the Test SIM card is i

25xxx# Set continuous AGC26xxxx# Set continuous AFC31x#Initiate Pseudo-Random Sequence-with Midamble32# Initiate RACH Burst Sequence33xxx# Synchronize

980# DCS Mode981# GSM ModeTable 1:DCS Test to be performed Lower Limit Upper LimitTransmit average phase error (RMS) at max andmin power5 degreesTrans

10. Assembly and Disassembly10. 1 IntroductionIn order to perform thorough disassembly,before the phone disassembly, the antenna must beremoved first

Turn off the telephoneStep 2Unscrew the antenna .Step 3Remove the two rubber pads in the back housing.

Step 4Press the battery door lock, remove the battery door, then remove the battery bypushing it downward in the direction indicated.Step 5Remove the

Step 6Holding the phone with the back housing up, remove the four screws in the backhousing using the special driver screw.

Step 7Press the middle of the left side (the other side of the jack) in the back housing withyour thumb until the button is detached.A snap will be he

Remove the back housing gently.Board and LCD removalRemove the back housing as described in the previous proceduresStep 1Remove the two screws in the

Step 2Holding the wire of the speaker, pull it outward until it is depatched from the socket.Step 3

2.Content1 Preface/Foreword/General Safety Information2 Content3 General Description3. 1 Product Description 3. 2 Features/Feature List 3. 3

Pull the LCD cord latch out. Holding the cord , pull it outward until it is depatchedfrom the socket.Step 4Using the plastic pry tool remove the boar

Be cautious to not damage the Rocker Swith.Step 5Open the Flip,remove the LCD from the front housing by pushing it upward.Flip ,Hinge,front housing re

Step 2Put the Dental tool into the gap of the Flip, pull the hinge inward, while pulling thefront housing up to remove the hinge from the front housin

Step 3Holding the Flip, remove the wire of the speaker from the other hinge hole in the fronthousing.Step 4Remove the hinge from the Flip.

11 TROUBLESHOOTINGIntroductionAssembly replacement level troubleshooting and repair of the Taichi portabletelephone is limited to those components lis

TROUBLESHOOTING OBSERVATIONREPAIR SUGGESTED1. Check with a known good battery O.K. Replace battery2. Check the battery contacts NOT O.K. Replace Batte

4.PHONE DROPS THE CALLTROUBLE SHOOTING OBSERVATION REPAIR SUGGESTED1.Establish a call andcheck if it drops the callYES1, Check Reciever andTransmitter

damaged part.4. Check for Cold Solderor Unsolder or DamagedFL457Not O.K. Reflow or ReplaceFL457.9.TRANSMITTER PROBLEMSTROUBLE SHOOTING OBSERVATION REP

12. AccessoryCharger BaseA6188Charger Base

1.Introduction In order to support the TaiChi phone rollout in the Chinese market we need to developthe charger base/docking station for the phone

OverviewA6188 is a microprocessor controlled, full duplex, synthesized FM radiotelephone usingdigital modulation techniques, for use in compatible 90

• Gray textured plastic.• Label to indicate required agency approval information (CE only)• Label to indicate different colors for LED with battery on

2.4 Data/Connectivity• This charger base will transfer data to a connected PC through an RS-232cable. All phone to RS-232 conversions will take plac

AppendixEquipments and ToolsThe following equipments and tools are recommended to use for Taichi radiorepairing and troubleshooting.1. HP8922P / CMD5

Taichi Unique Part List Item PN Des U/P 1 0609261R25 Res 1 2 0609261R49 Res 1 3 0609261R53 Res 2 4 0609261R60 Res 1 5 060

47 5164541E01 IC 1 48 5164542E01 IC 1 49 5164543E01 IC 1 50 5164544E01 IC 1 51 5164547E01 IC 1 52 8464373E01 PCB 1 53 016400

SW_RFfrom J600A1U401U101SWITCHCONTROLDET812 111071, 324, 14SAT.EXT ANTFL450RX SIGNAL PATHTX SIGNAL PATH MAIN VCO SIGNAL PATHTUNING VOLTAGESREFERENCE C

RX SIGNAL PATHTX SIGNAL PATH MAIN VCO SIGNAL PATHTUNING VOLTAGESREFERENCE CLOCKOrderable PartNon - Orderable PartU900U702U701G_CAP2SRAMEEPROMJ 60015 P

PDA_VCCRTS*CTS*U_CTS*U_RTS*PB10 From WhitecapTOUCH_CSPEN_IRQSPM_RXDSPM_TXDSPM_CLKTOP BOTTOMLEFTRIGHTPWM_OUTPDA_VCCPDA_VCCPB10IRDA_ENRxDUTXDIRDA_RXDPC_

EUROPE MIDDLE EAST & AFRICACUSTOMER SERVICES26.07.99LEVEL 3 LAYOUT Rev. 1.0Tai Chi - Organiser Ver P5.0Ray Collins, Ralf Lorenzen, Michael Hansen

GCAP_INTTSTATE2MCLKINT_CSEurope Middle East & Africa Customer Services 26.07.99LEVEL 3 AL SCHEMATICS Rev. 1.0Tai Chi P5 Version P5Michael Hansen,

Note: The products research work is not completed,so the feature listed below issubject to changed.·Selective housing color: gray/silver, size: about

DualBand Tai Chi_8464373E03 REV B (P12)GSM SERVICE SUPPORT GROUP 29.03.00GSM / DCS SELECT CIRCUIT Rev. 1.0Organizer Dualband Tai Chi 8464373E03 Rev B

GSM Service Support 26.07.99LEVEL 3 RF SCHEMATICS Rev. 1.0TAI CHI Organiser Ver P5.0Michael Hansen, Ray Collins, Ralf Lorenzen Page 2of 3REVISIONSTAI

depending on the list of preferred networks. There is no indication to the user which bandthe phone is currently operating on other than display of th

4. Taichi SpecificationsGeneralFunction GSM Specification DCS SpecificationsFrequency Range 890-915 MHz Tx, 935-960 MHz Rx 1710-1785MHz TX1805-1880 MH