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Motorola 880, Руководство по обслуживанию

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82

68P09403A50

12/9/97

Dual Band 880/890 (DCS/GSM)

L00303

2409594M11           IND  CHIP  15.0NH  5% 

ACCU-L

L00350

2409646M04           IND  CER  MULTILYR 

6.8NH 1608

L00378

2462587Q36           IND  CHIP  120  NH  10%

L00410

2409646M05           IND  CER  MULTILYR 

8.2NH 1608

L00412

2409646M07           IND  CER  MULTILYR 

12NH 1608

L00430

2409646M02           IND  CER  MULTILYR 

4.7NH 1608

L00432

2409646M01           IND  CER  MULTILYR 

3.9NH 1608

L00454

2409646M06           IND  CER  MULTILYR 

10NH 1608

L00460

2409646M05           IND  CER  MULTILYR 

8.2NH 1608

L00461

2409646M95           IN  CER  MULTILYR

L00462

2409646M02           IND  CER  MULTILYR 

4.7NH 1608

L00465

2409646M94           IND  CER  MULTILYR 

47NH 1608

L00480

2409646M79           IN  CER  MULTILYR  6.8NH 

1608

L00498

2409646M84           IN  CER  MULTILYR  18  NH 

1608

L00520

2462587P36           CHIP  IND  100000  NH

PEL001

1009798H02           SOLDER  PELLET  30X60

PEL002

1009798H02           SOLDER  PELLET  30X60

PEL003

1009798H02           SOLDER  PELLET  30X60

PEL004

1009798H02           SOLDER  PELLET  30X60

PEL005

1009798H02           SOLDER  PELLET  30X60

PEL006

1009798H02           SOLDER  PELLET  30X60

PEL007

1009798H02           SOLDER  PELLET  30X60

PEL008

1009798H02           SOLDER  PELLET  30X60

PEL009

1009798H02           SOLDER  PELLET  30X60

Q00100

4809939C05           TSTR  DUAL  NPN/PNP 

UMH 5

Q00101

4809940E02           TSTR  DIG  NPN 

DTC114YE

Q00102

4809940E02           TSTR  DIG  NPN 

DTC114YE

Q00103

4809607E02           TSTR  SIG  PNP  25A1774

Q00104

4809579E09           TSTR  MOSFET  P-CHAN 

2SJ346

Q00105

4809608E03           TSTR  DIG  PNP 

DTA114YE

REF 
DES

ITEM #

DESCRIPTION

Q00106

4809608E03           TSTR  DIG  PNP 

DTA114YE

Q00107

4813823A07           XSTR  N-CH  TMOS  FET 

2N7002LT1

Q00113

4809939C05           TSTR  DUAL  NPN/PNP 

UMH 5

Q00114

4809939C05           TSTR  DUAL  NPN/PNP 

UMH 5

Q00115

4809939C05           TSTR  DUAL  NPN/PNP 

UMH 5

Q00200

4809527E18           TSTR  NPN  RF  BFP420

Q00201

4809940E01           TSTR  NPN  MRF947  A/P

Q00202

4809940E01           TSTR  NPN  MRF947  A/P

Q00220

4809605E02           TSTR  SIG  NPN  2SC4617

Q00221

4809579E18           TSTR  MOSFET  P-CHAN 

TP0101T

Q00222

4809579E18           TSTR  MOSFET  P-CHAN 

TP0101T

Q00300

4809605E02           TSTR  SIG  NPN  2SC4617

Q00301

4809579E26           TSTR  FET  P-CHAN 

SI9433DY 8SO

Q00303

4809607E02           TSTR  SIG  PNP  25A1774

Q00304

4809605E02           TSTR  SIG  NPN  2SC4617

Q00330

4809527E19           TSTR  NPN  RF  BFG540 

SOT-143

Q00350

4809940E01           TSTR  NPN  MRF947  A/P

Q00410

4809527E20           TSTR  NPN  RF  2SC4784 

SC70

Q00411

4809527E20           TSTR  NPN  RF  2SC4784 

SC70

Q00430

4809605E06           TSTR  SIG  NPN  AT32011

Q00431

4809527E20           TSTR  NPN  RF  2SC4784 

SC70

Q00460

4809527E20           TSTR  NPN  RF  2SC4784 

SC70

Q00480

4809940E01           TSTR  NPN  MRF947  A/P

Q00501

4809607E02           TSTR  SIG  PNP  25A1774

Q00503

4809605E02           TSTR  SIG  NPN  2SC4617

Q00504

4809607E02           TSTR  SIG  PNP  25A1774

Q00520

4809607E05           TSTR  PNP  DTA143EE

Q00601

4809579E26           TSTR  FET  P-CHAN 

SI9433DY 8SO

Q00602

4809939C04           TSTR  DUAL  PNP/NPN 

UMC3

Q00603

4809579E11           TSTR  MOSFET  P-CHAN 

NDS0601

REF 
DES

ITEM #

DESCRIPTION

Содержание 880

Страница 1: ...The Worlds Leading Cellular Telephone Manufacturer Service Manual GSM DCS 880 890 DualBand Cellular Subsciber Group ...

Страница 2: ...reproduce in any form the copyrighted computer program Accordingly any copyrighted Motorola computer programs contained in the Motorola products described in this instruction manual may not be copied or reproduced in any manner without the express written permission of Motorola Furthermore the purchase of Motorola products shall not be deemed to grant either directly or by implication estoppel or ...

Страница 3: ...on GMSK at BT 0 3 Transmitter Phase Accuracy 5 Degrees RMS 20 Degrees peak Duplex Spacing 45 MHz 95 MHz Frequency Stability 0 10 ppm of the downlink frequency Rx Operating Voltage 5 7 to 8 5V dc Transmit Current 200 mA average 1 0 A peak Stand by Current Average 10mA DRX 2 Dimensions 138 mm L x 59 mm W x 27 mm D Size Volume 170 cubic cm 10 cubic in w LP4 battery Weight Approximately 215g Includes ...

Страница 4: ...bits 2 Channel Hop Time 500 microseconds Time to Camp Approximately 10 seconds Table 4 Speech Coding Function Specification Speech Coding Type Regular Pulse Excitation Linear Predictive Coding with Long Term Prediction RPE LPC with LTP Bit Rate 13 0 k bps Frame Duration 20 ms Block Length 260 bits Classes Class 1 bits 182 bits Class 2 bits 78 bits Bit Rate with FEC Encoding 22 8 k bps Table 2 Tran...

Страница 5: ...Cellular products Orders for all parts should be sent to the Motorola International Logis tics Department at the following address Attn Global Spare Parts Department Motorola Cellular Subscriber Group 2001 N Division St Harvard IL 60033 3674 U S A FAX 1 815 884 8354 When ordering replacement parts or equipment information the complete identi fication number should be included This applies to all c...

Страница 6: ...apter option and the portable radiotele phone are connected to the vehicle electrical system as this may cause serious damage to the radio Disconnect the radio by removing the cable kit fuses DO NOT operate this equipment near elec trical blasting caps or in an explosive atmo sphere Mobile telephones are under certain conditions capable of interfering with blasting operations When in the vicinity ...

Страница 7: ...ty and Security 11 Transceiver Labelling 11 SIM CARDS 12 Testing 15 GSM Verification 15 GSM Manual Test Mode 16 DCS Manual Test Mode 19 DCS Verification Testing 21 Personality Transfer 25 Introduction 25 Normal Transfer 25 Master Transfer 26 Master SIM Card Creation 27 Disassembly 29 Introduction 29 Recommended Tools 29 Disassembly Procedure 29 Assembly Procedure 29 Troubleshooting 35 Introduction...

Страница 8: ...403A50 12 9 97 Description Identity and Security Transfer Disassembly Personality Glossary Testing Replacement Parts Theory of Operation Trouble shooting Dual Band 880 890 DCS GSM Service Manual Feedback Form 97 ...

Страница 9: ...button contacts and magnetic reed switch The RF Logic board consists of the Audio Logic circuitry on both sides of the lower half of the board and the RF circuitry on the top half Electrical connections between the two sides of the board are provided by feed through connectors at various points on the board Also on the main board are the acces sory connector the battery contacts and the microphone...

Страница 10: ...9 This rechargeable Nickel Metal Hydride battery pack measures 18 5mm thick and gives approximately 108 hours standby Cigarette Lighter Adaptor SLN9933 The battery charger plugs into the accessory connector socket situated at the base of the telephone and a vehicle s cigar lighter socket As well as providing a battery charging function the charger provides power directly to the phone whilst it is ...

Страница 11: ... 97 68P09403A50 3 Description Figure 1 Dual Band 880 890 Personal Cellular Telephone Retractable Antenna Keypad Flip Mute Button SIM Eject Button 2 x 12 Digit LCD Display Microphone Earpiece Volume Buttons ...

Страница 12: ...H OPERATOR Phase 2 Bundle Pick up from Euro Divi sion Full Phase 2 Compliance The product will have all mandatory Phase 2 features including Phase 2 signalling Call Diverting Menu Enhancement Can divert voice calls only Seamless Power part A Turned off phone goes to charge mode when connected to external power SMS immediate display Class 0 MT SMS messages will be displayed on screen immediately up...

Страница 13: ...system busy Clear last digits all digits Mute control Information Access key User call rejection Memories Phone numbered memory 100 SIM card dependent on SIM Last 10 numbers dialed Last 10 numbers received if using CLI Erase last 10 numbers received Untapped last number entered Postscripting Turbo dialing 9 numbers 1 touch dial from phone SIM or Fixed Dialing memories Alpha name storage recall by ...

Страница 14: ...ependent Feature Key Unique Features Dual Band 890 Band Aware The GCSA Dual Band 890 operates in GSM 900 and DCS 1800 bands and utilizes phased signalling It allows automatic seamless handover between bands GSM 900 or DCS 1900 during a call This phone supports automatic selection of single band networks in either band as well as dual band networks It also automatically searches for networks and re...

Страница 15: ...is description is greatly simplified and does not illustrate the full operating capabili ties techniques or technology incorpo rated in the system Using this technique radiation on a given channel is virtually contained in the cell operating on that channel and to some extent those cells directly adjacent to that cell Since the coverage area of a cell on a given channel is limited to a small area ...

Страница 16: ...ample presume that cell A operates on channels arbitrarily numbered 1 through 8 cell B operates on channels 9 through 16 cell C operates on channels 17 through 24 and cell D operates on channels 1 through 8 repeating the usage of those channels used by cell A In this system subscribers in cell A and subscribers in cell D could simulta neously operate on channels 1 through 8 The implementation of f...

Страница 17: ...on of the subscriber s distance from the base station As the radiotelephone moves from cell to cell its control is handed from one base station to another in the new cell This change is handled by the radiotele phone and base stations and is completely transparent to the user Service Area The area within which calls can be placed and received is defined by the system opera tors Because this is a r...

Страница 18: ...10 68P09403A50 12 9 97 Dual Band 880 890 DCS GSM ...

Страница 19: ... then the units IMEI will change therefore the units label ling should be updated with the new IMEI An IMEI uniquely identifies a mobile station equipment to the system and is divided into the sections shown below Figure 5 IMEI Configuration REV S H This configuration consists of two blocks of two digits and denotes the software and hardware versions within the unit The first two digits correspond...

Страница 20: ...sh the sliding SIM card release button downwards The card will then be pushed out far enough to allow complete removal The User Guide contains full information about inserting and removing the SIM card Security Information To stop unauthorized personnel using your SIM card the option of using a Personal Identity Number PIN is available When enabled the option requires on power up a verification nu...

Страница 21: ...re is avail able When enabled this function requires that a three or four digit unlock code be entered via the units keypad before normal operation of the transceiver can take place The lock code can be changed by entering a set key sequence Further information on set key sequences can be derived from the unit s User Guide ...

Страница 22: ...14 68P09403A50 12 9 97 Dual Band 880 890 DCS GSM ...

Страница 23: ...SIM card into the slot at the rear of the personal cellular telephone If required further information on SIM card insertion is available on page 12 The tele phone s antenna should now be removed see Disassembly on page 29 for further details When the antenna has been removed attach the antenna adaptor to the unit Slide a charged battery on to the back of the personal telephone so that the tele pho...

Страница 24: ...0Z01 is required Test SIM Card Insertion removal The Test SIM card must be inserted into the unit correctly to access Manual Test Mode The whole SIM card should slide completely and securely into the slot at the base of the phone Ensure that the contacts of the card face towards the front of the phone i e towards the flip See SIM Card Insertion Removal on page 12 The sliding card release button wi...

Страница 25: ...nual test mode 01 Exit manual test mode 02xxyyy Display modify TX power level DAC load PA calibration table 03x DAI 05x Initiate Exec Error Handler Test 07x Mute RX audio path 08 Unmute RX audio path 09 Mute TX audio path 10 Unmute TX audio path 11xxx Program main LO to channel 12xx Set TX power level to fixed value 13x Display memory block usage 14x Initiate Out of Memory condition 15x Generate t...

Страница 26: ...MCC portion of the LAI 61xxx Modify MCC portion of the LAI 62 Display MNC portion of the LAI 62xx Modify MNC portion of the LAI 63 Display LAC portion of the LAI 63xxxxx Modify LAC portion of the LAI 64 Display Location Update Status 64x Modify Location Update Status 65 Display IMSI 66xyyy Display modify TMSI 67 Zero PLMN Selector 68 Zero forbidden PLMN list 69x Display modify Cipher Key Sequence ...

Страница 27: ...he User Guide contains full information about inserting and removing the SIM card Accessing The Manual Test Mode When the Test SIM card is in place power up the telephone Once the initial automatic wake up sequence has taken place correctly depress the key on the units keypad for three seconds After three seconds TEST should appear in the display indicating that the unit is now in the Manual Test ...

Страница 28: ...emory 58 Display security code 58xxxxxx Modify security code 59 Display lock code 59xxx Modify lock code 60 Display IMEI 61 Display MCC portion of the LAI 61xxx Modify MCC portion of the LAI 62 Display MNC portion of the LAI 62xx Modify MNC portion of the LAI 63 Display LAC portion of the LAI 63xxxxx Modify LAC portion of the LAI 64 Display Location Update Status 64x Modify Location Update Status ...

Страница 29: ... Verification Testing Figure 8 DCS Verification Testing Equipment Setup D C S COMPATIBLE COMMUNICATIONS ANALYSER RF IN OUT PORT SMA CONNECTOR ANTENNA TEST ADAPTOR 0109354C01 4 1 2 3 5 6 0 7 8 9 OK MENU c i UNIT TO BE TESTED WITH BATTERY FITTED ...

Страница 30: ... the RF cable of the test adaptor to the RF in out port of the communications anal yser and power both the analyzer and personal telephone on The equipment set up shown above should now be in place Testing Procedure All information required to perform the desired tests and measurements should be obtained from the communication analy zer s user manual Ensure that the unit being tested is capable of...

Страница 31: ...error at max and min power 90 Hz 90 Hz Transmit power error at level 7 29 dBm on CH62 2 dB 2 dB Transmit power error at level 10 23 dBm on CH62 3 dB 3 dB Transmit power error at level 15 13 dBm on CH62 3 dB 3 dB Transmit power error at max and min power on CH1 3 dB 3 dB Transmit power error at max and min power on CH124 3 dB 3 dB Transmit burst time mask at max and min power Within DCS specificati...

Страница 32: ...24 68P09403A50 12 9 97 Dual Band 880 890 DCS GSM ...

Страница 33: ...nsfer card into the slot located on the back of the donor unit Turn the donor unit on the display should show Clone Step 2 The donor unit is now in the cloning mode and ready to transfer the first block of data Step 3 Enter 021 via the units keypad This command will cause the first block of information to be uploaded into the Transfer card Step 4 While data transfer is taking place between the uni...

Страница 34: ...ed pre programmed or created from a Normal Transfer card The instruction steps should be followed in order Step 1 Select the required Master SIM card Step 2 Insert the Master Transfer card into the slot located on the back of the repaired unit Turn the unit on the display should show Clone Step 3 Enter 03 via the units keypad This command will cause the configuration data to be downloaded from the...

Страница 35: ...n the unit onto the Transfer card to create a Master Transfer card Step 3 While data transfer is taking place between the unit and the card Please Wait will be displayed After a short period of time if the data transfer has been completed correctly Clone will re appear in the recipient units display Step 4 A Master Transfer card has now been created Lock the card to prevent accidental information ...

Страница 36: ...28 68P09403A50 12 9 97 Dual Band 880 890 DCS GSM ...

Страница 37: ...quate static protection is in place when handling shipping and servicing the internal components of this equip ment Recommended Tools The following tools are recommended for use during the disassembly and reassembly of the phone Anti Static Mat Kit 01 80386A82 includes Anti Static Mat 66 80387A95 Ground Cord 66 80334B36 Wrist Band 42 80385A59 Dental Pick Rear Housing Removal Tool 81 09972N01 Plast...

Страница 38: ...he housing Step 3 Carefully pry off the antenna cap using a plastic pry tool Step 4 Remove the antenna assembly by simply pulling it out of the housing If it proves difficult to remove remove it after separating the front and back housings Step 5 Align the unit on the rear housing removal tool Pull the lever upwards to disengage the rear housing tabs from the front housing ...

Страница 39: ...nt housing con training all the internal circuitry can now be lifted away Step 2 Unclip the microphone plug using a plastic pry tool Step 3 Carefully ease the Logic RF board away from the Keypad Display board which connects to it via a 41 pin plug socket connector ...

Страница 40: ...ow be removed completely from the front housing Step 5 Carefully unclip the plastic slider plate starting from the opposite side to the SIM card eject button Step 6 Pry out the Keypad Display board using a plastic bladed tool The Keypad and Display easily lift out of front housing ...

Страница 41: ...ip Removal Step 1 To remove the flip hold it fully open to expose the two slots on the shaft Using a dental pick locate the small holes on the hinge cams Push hinge cam in turn towards the center of the flip while easing the flip outwards ...

Страница 42: ...34 68P09403A50 12 9 97 Dual Band 880 890 DCS GSM ...

Страница 43: ...he disassembly instructions located in Disassembly on page 29 for instructions on removing and replacing parts assem blies from the personal telephone If the Logic RF assembly is replaced a personality transfer will be necessary See Personality Transfer on page 25 GSMTesting After Repair After any repair work has been carried out the unit should be thoroughly tested to ensure that its operates cor...

Страница 44: ...ic board with a known good keypad and logic board 2 If known good board works place the keypad from the defective unit onto it and attempt to function 3 If unit functions properly replace the mylar barrier on the defective unit and then attempt to function defective unit with orig inal keypad 4 If fault persists replace the logic board 2 Receive audio is weak and or distorted a Connections to from...

Страница 45: ...alled parties complaining of difficulty in hearing voice from portable phone a Microphone connections to Keypad Display board defective 1 Gain access to the Microphone as described in Disassembly on page 29 2 Check connections including checking for polarity and if OK proceed to b b Microphone defective 1 Gain access to microphone located on keypad membrane 2 Disconnect and substitute a known good...

Страница 46: ...appropriate battery charger 3 If the battery will not recharge replace the battery 4 If battery is not at fault proceed to b b Battery connector open or misaligned 1 Visually inspect the battery connectors on both the battery pack and the transceiver including the solder connections from the battery connector to the main PC board 2 Realign the contacts or if necessary replace either the battery or...

Страница 47: ... a 6 V dc supply to the battery connectors as shown above 3 Depress the PWR button if unit turns on and stays on disconnect the dc power source and reassemble the telephone with the new Keypad Display board 2 Display is erratic or provides partial or no display a Mating connections to from Keypad Display board faulty 1 Gain access to Keypad Display main board as described in Disassembly on page 29...

Страница 48: ...as described in Disassembly on page 29 2 Disconnect the alert speaker 3 Connect a known good alert speaker 4 Place call to portable telephone from land line or other mobile portable telephone and verify alert signal volume and clarity If good re assemble portable with new alert speaker 5 If alert speaker not at fault re install original alert speaker and proceed to c c Keypad Display board assembl...

Страница 49: ... is faulty 2 Examine the original Keypad Display Board for improper solder and or connection Likely fail components J900 d Logic RF Board Assembly defective 1 Replace Logic RF Board Assembly with a known good board If good board works original is faulty 2 Examine the original Logic RF Board Assembly for improper solder and or connection Likely fail components J500 5 Hinged mouth piece does not go ...

Страница 50: ... that the fault has been eliminated 3 If original Logic RF Board Assembly is at fault examine it for improper solder and or connections 6 Vibrator feature not functioning a Vibrator motor defective 1 Check connections if OK unsolder the supply wires to the motor and unclip the motor from the board 2 Replace the motor with a known good one Reassemble unit 3 Place call to portable phone and verify v...

Страница 51: ...Is 13MHz clk present at U201 pin 57 NO Is 13MHz clk present at U703pin17 NO YES Proceed to 3 NPU Repair Procedure on page 47 Proceed to 4 NPU Repair Procedure on page 47 START Apply power to the radio Press the power key to initiate PCB power up process You will have to press the power key each time you wish to take a reading unless you tie the watchdog circuitry high adding a 10k resistor to the ...

Страница 52: ...pair Procedure on page 49 Proceed to 6 NPU Repair Procedure on page 48 1 Is 2 75V present at U701 pins 45 46 58 and 59 Does U900 pin 30 reset line go high Remove any short on the watchdog pull up pads R904 Does U900 pin 31 watchdog line go high Tie the watchdog line high by shorting the watchdog pull up pads R904 2 Is CE signalling present at U704 and 705 at pins 26 and 27 respectively ...

Страница 53: ... 9 NPU Repair Procedure on page 49 NO NO YES YES Proceed to 10 NPU Repair Procedure on page 49 2 Is CS signalling present at U702 at pins 39 and 40 Is OE signalling present at U705 pin 1 Radio is resetting Proceed to 11 NPU Repair Procedure on page 50 ...

Страница 54: ...oes not eliminate the fault return the PCB to a Motorola Hi Tech Center 2 NPU Repair Procedure No regulated 2 75V dc voltage present at U900 pins 22 and 28 The components that will most likely affect the regulated 2 75V supply are the B supply and U900 Check that B related components are not physically damaged have no dry joints and are positioned correctly If none of the above mentioned problems ...

Страница 55: ...signal at pin 17 of U703 Review the audio logic block diagram which shows the path of the 13MHz clock Confirm 13MHz clock signal presence at U703 pin 37 Confirm 13MHz clock signal presence at U220 pin 59 Confirm 13MHz clock signal presence at U500 pin 40 Confirm 13MHz clock signal presence at U701 pin 51 If the 13MHz clock enters U703 but does not appear at the output pin 37 inspect the chip for p...

Страница 56: ...es not go high to 2 75V dc The watchdog line is pulled high by U701 when it receives and executes the initial blocks of software from the PROM s U704 and U705 If there is a problem with either U701 U702 U704 or U705 the watchdog will not be pulled high This will cause U900 to power down the 2 75V regulator s and halt the power up process Check the CE lines of U702 and U705 respectively for activit...

Страница 57: ...2 chip select pulses being sent from U701 to the SRAM chip U704 it means that there is a problem in communication between U701 and the RAM Check that U701 and U702 are not physically damaged have no dry joints and are positioned correctly If none of the mentioned problems are apparent replace U702 If after replacing all the above components the fault is still apparent return PCB to a Motorola Hi T...

Страница 58: ...f the mentioned problems are apparent Ensure that the watchdog pull up pads R904 are shorted together and monitor U703 U500 or U701 to see if any become warmer than the other components Should any of the mentioned components become warmer replace it If the above information does not pin point a specific component replace the following components in the order shown 1st Replace U500 2nd Replace U703...

Страница 59: ... unit and enter Test Mode Press 7100 Read the return code INFO 00 05 INFO 00 07 Display shows phone failure see supplier INFO 00 03 If problem still exists replace the RF Logic Board Perform a master cloning If problem persists U705 should be replaced Replace Modem IC U500 Replace Speech 57 Master Clear Coder U500 ...

Страница 60: ...ssing Supplement 5 PCB Draws Current When Off Ensure that the 6 5V power supply is being applied to the PCB and that the PCB is switched off Spray the top RF Logic circuitry with freezer spray until the PCB is frosted white If the frost melts on a specific component s before the normal defrost process occurs replace the component s If the above process does not eliminate the fault spray the bottom...

Страница 61: ... Disassembly on page 29 for instructions on removing and replacing parts assem blies from the personal telephone If the Logic RF assembly is replaced a personality transfer will be necessary See Personality Transfer on page 25 DCS Testing After Repair After any repair work has been carried out the unit should be thoroughly tested to ensure that its operates correctly This is especially important i...

Страница 62: ...rd with a known good keypad and logic board 2 If known good board works place the keypad from the defective unit onto it and attempt to function 3 If unit functions properly replace the mylar barrier on the defective unit and then attempt to function defective unit with orig inal keypad 4 If fault persists replace the logic board 2 Receive audio is weak and or distorted a Connections to from Keypa...

Страница 63: ...ak usually indi cated by called parties complaining of difficulty in hearing voice from portable phone a Microphone connections to Keypad Display board defective 1 Gain access to the Microphone as described in Disassembly on page 29 2 Check connections including checking for polarity and if OK proceed to b b Microphone defective 1 Gain access to microphone located on keypad membrane 2 Disconnect a...

Страница 64: ...56 68P09403A50 12 9 97 Dual Band 880 890 DCS GSM ...

Страница 65: ...12 9 97 68P09403A50 57 Troubleshooting Figure 9 RF Block Diagram ...

Страница 66: ...58 68P09403A50 12 9 97 Dual Band 880 890 DCS GSM Figure 10 GSM Dual BandFunctional Block Diagram ...

Страница 67: ... PAT S70347ABB Taiwan Tecon S70348ABB Taiwan Distributor S70349ABB PRC S70350ABB Singapore S70350ABB Malaysia S70350ABB Tahiland S70350ABB Indonesia Dual Band 880 Mechnical Transceiver SWF2622A Model Description Dual Band 880 Schematic Reference 8409468S01 1997 09 19 Not pictured Ref ITEM DESCRIPTION 1 0109124B06 ASSY CARD READER 2 0109189C07 ASSY ANT 3 0109222S01 ASSYVIBMOTORGSM8500 4 0109429C12 ...

Страница 68: ...082635T09 SWITCHREEDSMD16 20AT 10 4109083R02 SPRING COMPRESSION 23 4209190E01 CLIP LOGIC SHIELD 2 4209935N01 CLIP DESENSE 11 5009076E08 SPKR DYN EARPC 20MM ADHSV RN 12 5009330L01 ALERT ASSY MAG 2 TONE CONN 13 5009536H11 MIC LEADEDW CHIP CAP 14 6109441C16 LENS 8700 R 15 7209005C05 LCD DSPL MOD 96X32 PIX 16 7509532K14 PAD ALERT CUSHION GSM 8700 Ref ITEM DESCRIPTION ...

Страница 69: ...17 CAP CHIP 1000 PF 10 X7R C00205 2113743N50 CAP CHIP 100 PF 5 COG C00206 2113743N18 CAP CHIP 4 7 PF 25PF COG C00207 2113743L41 CAP CHIP 10000 PF 10 X7R C00208 2113743N17 CAP CHIP 4 3 PF 25PF COG C00209 2113740L12 CAP CER CHIP 5 6 PF 0 1PF C00210 2113743L41 CAP CHIP 10000 PF 10 X7R C00211 2113740L12 CAP CER CHIP 5 6 PF 0 1PF C00212 2113743N32 CAP CHIP 18 0 PF 5 COG C00213 2113740L14 CAP CER CHIP 6...

Страница 70: ...F 5 COG C00262 2113743L41 CAP CHIP 10000 PF 10 X7R C00263 2113743M2 4 CAP CHIP 100000 PF 80 20 Y5V REF DES ITEM DESCRIPTION C00264 2311049A56 CAP TAN CHIP A P 4 7 20 10 C00265 2113743N34 CAP CHIP 22 0 PF 5 COG C00266 2113743N34 CAP CHIP 22 0 PF 5 COG C00267 2113740A71 CAP CHIP REEL CL1 30 470 C00268 2113743N50 CAP CHIP 100 PF 5 COG C00269 2113741B33 CAP CHIP CL2 X7R REEL 3300 C00271 2113743L41 CAP...

Страница 71: ... X7R C00351 2113743L17 CAP CHIP 1000 PF 10 X7R C00352 2113743N36 CAP CHIP 27 0 PF 5 COG REF DES ITEM DESCRIPTION C00353 2113743N20 CAP CHIP 5 6 PF 5PF COG C00354 2113743N02 CAP CHIP 0 75 PF 25PF COG C00355 2113743N32 CAP CHIP 18 0 PF 5 COG C00356 2113740L14 CAP CER CHIP 6 8 PF 0 1PF C00357 2113740L17 CAP CER CHIP 9 1 PF 0 1PF C00358 2113743N36 CAP CHIP 27 0 PF 5 COG C00359 2113743N22 CAP CHIP 6 8 ...

Страница 72: ...P 10 UF 10 C00527 2113743E20 CAP CHIP 10 UF 10 C00528 2113743E20 CAP CHIP 10 UF 10 REF DES ITEM DESCRIPTION C00529 2113741F49 CAP CHIP CL2 X7R REEL 10000 C00530 2113740F55 CAP CHIP REEL CL1 30 150 C00531 2113743E20 CAP CHIP 10 UF 10 C00532 2113743E20 CAP CHIP 10 UF 10 C00533 2113743E20 CAP CHIP 10 UF 10 C00534 2113743E20 CAP CHIP 10 UF 10 C00535 2113743E20 CAP CHIP 10 UF 10 C00536 2113740F61 CAP C...

Страница 73: ...N C00813 2113740F39 CAP CHIP REEL CL1 30 33 C00815 2113743E07 CER CHIP CAP 022UF C00816 2113743E20 CAP CHIP 10 UF 10 C00817 2113743E20 CAP CHIP 10 UF 10 C00818 2113743E20 CAP CHIP 10 UF 10 C00822 2113740F20 CAP CHIP REEL CL1 30 5 1 C00823 2113740F39 CAP CHIP REEL CL1 30 33 C00824 2113743E12 CAP CHIP 047 UF 10 X7R C00825 2113743E20 CAP CHIP 10 UF 10 C00826 2113743E20 CAP CHIP 10 UF 10 C00827 211374...

Страница 74: ...T SMD SOD232 CR0203 4809948D05 DIODE RF SWITCH SMT SOD323 CR0220 4809641F02 DIODE VCTR ABRUPT SMD SOD232 REF DES ITEM DESCRIPTION CR0221 4809641F04 DIODE VCTR SMV1204 70 SOT23 CR0223 4809948D05 DIODE RF SWITCH SMT SOD323 CR0261 4809641F02 DIODE VCTR ABRUPT SMD SOD232 CR0301 4809948D05 DIODE RF SWITCH SMT SOD323 CR0302 4809948D05 DIODE RF SWITCH SMT SOD323 CR0305 4809948D05 DIODE RF SWITCH SMT SOD3...

Страница 75: ...9646M0 6 IND CER MULTILYR 10NH 1608 REF DES ITEM DESCRIPTION L00460 2409646M0 5 IND CER MULTILYR 8 2NH 1608 L00461 2409646M1 1 IND CER MULTILYR 27NH 1608 L00462 2409646M0 2 IND CER MULTILYR 4 7NH 1608 L00480 2409646M7 9 IN CER MULTILYR 6 8NH 1608 L00498 2409646M8 4 IN CER MULTILYR 18 NH 1608 L00520 2462587P36 CHIP IND 100000 NH PEL001 1009798H02 SOLDER PELLET 30X60 PEL002 1009798H02 SOLDER PELLET ...

Страница 76: ... 4809939C04 TSTR DUAL PNP NPN UMC3 Q00613 4809605E02 TSTR SIG NPN 2SC4617 Q00702 4813823A07 XSTR N CH TMOS FET 2N7002LT1 Q00703 4813824M3 3 TSTR PNP 60V 6A GEN PURP Q00802 4809940E02 TSTR DIG NPN DTC114YE REF DES ITEM DESCRIPTION Q00804 4809940E02 TSTR DIG NPN DTC114YE Q00905 4809607E02 TSTR SIG PNP 25A1774 Q00906 4809607E02 TSTR SIG PNP 25A1774 Q00999 4809579E26 TSTR FET P CHAN SI9433DY 8SO Q0100...

Страница 77: ...ES CHIP 0 5 20X40 R00238 0662057M5 0 RES CHIP 100 5 20X40 R00240 0662057M8 2 RES CHIP 2200 5 20X40 REF DES ITEM DESCRIPTION R00241 0662057N07 RES CHIP 22K 5 20X40 R00242 0662057M9 8 RES CHIP 10K 5 20X40 R00243 0662057M8 2 RES CHIP 2200 5 20X40 R00263 0662057M3 8 RES CHIP 33 5 20X40 R00300 0662057M9 0 RES CHIP 4700 5 20X40 R00301 0662057M6 2 RES CHIP 330 5 20X40 R00309 0662057M7 8 RES CHIP 1500 5 2...

Страница 78: ...0 5 20X40 R00414 0662057M6 0 RES CHIP 270 5 20X40 R00420 0662057M9 0 RES CHIP 4700 5 20X40 REF DES ITEM DESCRIPTION R00430 0662057M5 4 RES CHIP 150 5 20X40 R00431 0662057M9 0 RES CHIP 4700 5 20X40 R00432 0662057M8 6 RES CHIP 3300 5 20X40 R00433 0662057M8 2 RES CHIP 2200 5 20X40 R00434 0662057M9 0 RES CHIP 4700 5 20X40 R00435 0662057M6 2 RES CHIP 330 5 20X40 R00460 0662057M6 2 RES CHIP 330 5 20X40 ...

Страница 79: ... 16 W R00706 0660076N77 RES CHIP 15 K OHM 1 16 W R00710 0660076N77 RES CHIP 15 K OHM 1 16 W REF DES ITEM DESCRIPTION R00711 0660076N77 RES CHIP 15 K OHM 1 16 W R00712 0660076N77 RES CHIP 15 K OHM 1 16 W R00713 0660076N77 RES CHIP 15 K OHM 1 16 W R00714 0660076N25 RES CHIP 100 OHM 1 16 W R00715 0660076N77 RES CHIP 15 K OHM 1 16 W R00716 0660076N49 RES CHIP 1000 OHM 1 16 W R00717 0660076N53 RES CHIP...

Страница 80: ...HIP 10 K OHM 1 16 W R00815 0660076N89 RES CHIP 47 K OHM 1 16 W R00816 0660076N77 RES CHIP 15 K OHM 1 16 W REF DES ITEM DESCRIPTION R00818 0660076S01 RES CHIP O OHM R00822 0660076N01 RES CHIP 10 OHM 5 1 16W R00824 0660076N89 RES CHIP 47 K OHM 1 16 W R00825 0660076N93 RES CHIP 68 K OHM 1 16 W R00826 0660076N18 RES CHIP 51 OHM 5 1 16 R00827 0660076P01 RES CHIP 100K OHM 5 1 16W R00828 0660076N01 RES C...

Страница 81: ... 5109632D73 IC CUST GIFSYN SILXC7786FB U00300 5109908K18 IC RF PA GAAS 1 8GHZ DBPAM6 U00340 5109632D08 IC CUSTOM IMPROVED PAC U00370 5109632D51 IC CUST BIPOLAR TIC 14SOIC U00520 5199281C02 IC MASK DSP MODEM 2 7V 80TQFP U00701 5113802M4 0 IC 32 BIT MCU _68338_ REF DES ITEM DESCRIPTION U00702 5199245A01 IC FLASH PROM 512KX16 28F800 B U00703 5109743E13 IC ASIC BIC 4 01 S38138EC10 U00704 5109509A06 IC...

Страница 82: ... 2A GEN PURP Q01801 4883533T03 TRANS PNP BCP51 R01501 0699200C89 RES CHIP QUAD 47K 5 0603 R01505 0699200C89 RES CHIP QUAD 47K 5 0603 R01509 0699200C89 RES CHIP QUAD 47K 5 0603 R01511 0660076S01 RES CHIP O OHM R01512 0660076S01 RES CHIP O OHM R01513 0660076N17 RES CHIP 47 OHM 5 1 16 R01514 0660076P01 RES CHIP 100K OHM 5 1 16W R01515 0660076N77 RES CHIP 15 K OHM 1 16 W R01516 0660076N17 RES CHIP 47 ...

Страница 83: ... DSPL MOD 96X32 PIX 7509532K14 PAD ALERT CUSHION GSM 8700 ITEM DESCRIPTION REF DES ITEM DESCRIPTION A00001 3909014B03 CONTACT ANTENNA RECEPTACLE A00002 3909014B03 CONTACT ANTENNA RECEPTACLE BT0770 0909179R01 PECEPT LO PROF SMD 2 PIN C00102 2311049A54 CAP TAN CHIP A P 3 3 20 16 C00103 2311049A54 CAP TAN CHIP A P 3 3 20 16 C00104 2311049A54 CAP TAN CHIP A P 3 3 20 16 C00105 2311049A54 CAP TAN CHIP A...

Страница 84: ...P CHIP 1000 PF 10 X7R C00230 2113743L17 CAP CHIP 1000 PF 10 X7R C00231 2113743L17 CAP CHIP 1000 PF 10 X7R REF DES ITEM DESCRIPTION C00232 2113743L41 CAP CHIP 10000 PF 10 X7R C00233 2113743L17 CAP CHIP 1000 PF 10 X7R C00234 2113743L17 CAP CHIP 1000 PF 10 X7R C00235 2113743N50 CAP CHIP 100 PF 5 COG C00236 2113743L17 CAP CHIP 1000 PF 10 X7R C00237 2113743N26 CAP CHIP 10 0 PF 5 COG C00238 2113740F51 C...

Страница 85: ...PF 10 X7R C00312 2113743N12 CAP CHIP 2 7 PF 25PF COG C00313 2113743N07 CAP CHIP 1 5 PF 25PF COG REF DES ITEM DESCRIPTION C00315 2113740L05 CAP CER CHIP 3 0 PF 0 1PF C00317 2113743N01 CAP CHIP 0 5 PF 25PF COG C00318 2113740L03 CAP CER CHIP 2 4 PF 0 1PF C00319 2113743L41 CAP CHIP 10000 PF 10 X7R C00320 2113743N01 CAP CHIP 0 5 PF 25PF COG C00321 2113743N07 CAP CHIP 1 5 PF 25PF COG C00322 2113743N03 C...

Страница 86: ...P 020UF C00382 2113740F07 CAP CHIP REEL CL1 30 1 5 C00411 2113743N36 CAP CHIP 27 0 PF 5 COG C00412 2113743N18 CAP CHIP 4 7 PF 25PF COG REF DES ITEM DESCRIPTION C00413 2113743N30 CAP CHIP 15 0 PF 5 COG C00415 2113743L41 CAP CHIP 10000 PF 10 X7R C00416 2113743N30 CAP CHIP 15 0 PF 5 COG C00418 2113743N26 CAP CHIP 10 0 PF 5 COG C00430 2113741F49 CAP CHIP CL2 X7R REEL 10000 C00432 2113743N17 CAP CHIP 4...

Страница 87: ... 2113743E12 CAP CHIP 047 UF 10 X7R C00705 2113743E12 CAP CHIP 047 UF 10 X7R C00706 2113743E12 CAP CHIP 047 UF 10 X7R C00707 2113743E12 CAP CHIP 047 UF 10 X7R REF DES ITEM DESCRIPTION C00708 2113743E12 CAP CHIP 047 UF 10 X7R C00709 2113743E07 CER CHIP CAP 022UF C00710 2113740F55 CAP CHIP REEL CL1 30 150 C00711 2113743E12 CAP CHIP 047 UF 10 X7R C00712 2113743E07 CER CHIP CAP 022UF C00714 2113741F25 ...

Страница 88: ...0 UF 10 C00853 2113743E20 CAP CHIP 10 UF 10 C00854 2113743E20 CAP CHIP 10 UF 10 C00855 2113743E20 CAP CHIP 10 UF 10 C00856 2113743E20 CAP CHIP 10 UF 10 C00857 2113743E20 CAP CHIP 10 UF 10 REF DES ITEM DESCRIPTION C00859 2113740F39 CAP CHIP REEL CL1 30 33 C00889 2113740F39 CAP CHIP REEL CL1 30 33 C00900 2113743H14 CAP CHIP 10 0 UF 16V 80 20 C00901 2113743H14 CAP CHIP 10 0 UF 16V 80 20 C00902 211374...

Страница 89: ...42LT2 CR0702 4809606E01 DIODE ULTRA HIGH SPEED UMT PKG CR0703 4809606E01 DIODE ULTRA HIGH SPEED UMT PKG REF DES ITEM DESCRIPTION CR0704 4809606E01 DIODE ULTRA HIGH SPEED UMT PKG CR0901 4813825A05 DIODE 30V HOT CARRIER MMBD301L CR0907 4809606E04 DIODE DUAL SW SMBD1042LT2 CR0910 4813833N13 DIODE SCHOTTKY 1 0A 30V CR0998 4813833N13 DIODE SCHOTTKY 1 0A 30V CS0003 4109083R02 SPRING COMPRES SION FL0400 ...

Страница 90: ...R SIG PNP 25A1774 Q00104 4809579E09 TSTR MOSFET P CHAN 2SJ346 Q00105 4809608E03 TSTR DIG PNP DTA114YE REF DES ITEM DESCRIPTION Q00106 4809608E03 TSTR DIG PNP DTA114YE Q00107 4813823A07 XSTR N CH TMOS FET 2N7002LT1 Q00113 4809939C05 TSTR DUAL NPN PNP UMH 5 Q00114 4809939C05 TSTR DUAL NPN PNP UMH 5 Q00115 4809939C05 TSTR DUAL NPN PNP UMH 5 Q00200 4809527E18 TSTR NPN RF BFP420 Q00201 4809940E01 TSTR ...

Страница 91: ...K OHM 5 1 16W R00200 0662057M82 RES CHIP 2200 5 20X40 R00201 0662057M50 RES CHIP 100 5 20X40 R00202 0662057M38 RES CHIP 33 5 20X40 R00203 0662057M50 RES CHIP 100 5 20X40 REF DES ITEM DESCRIPTION R00204 0662057M90 RES CHIP 4700 5 20X40 R00205 0662057M86 RES CHIP 3300 5 20X40 R00206 0662057M54 RES CHIP 150 5 20X40 R00207 0662057M60 RES CHIP 270 5 20X40 R00208 0662057M82 RES CHIP 2200 5 20X40 R00209 ...

Страница 92: ...662057M62 RES CHIP 330 5 20X40 R00328 0662057M50 RES CHIP 100 5 20X40 R00331 0662057M62 RES CHIP 330 5 20X40 REF DES ITEM DESCRIPTION R00333 0662057M43 RES CHIP 51 5 20X40 R00334 0662057M54 RES CHIP 150 5 20X40 R00335 0662057M62 RES CHIP 330 5 20X40 R00336 0662057M84 RES CHIP 2700 5 20X40 R00337 0662057M26 RES CHIP 10 5 20X40 R00338 0660076N73 RES CHIP 10 K OHM 1 16 W R00340 0660076N69 RES CHIP 68...

Страница 93: ...S CHIP 10 K OHM 1 16 W R00512 0660076N73 RES CHIP 10 K OHM 1 16 W REF DES ITEM DESCRIPTION R00517 0660076N77 RES CHIP 15 K OHM 1 16 W R00518 0660076N77 RES CHIP 15 K OHM 1 16 W R00519 0660076N65 RES CHIP 4700 OHM 1 16 W R00520 0660076N89 RES CHIP 47 K OHM 1 16 W R00521 0660076N89 RES CHIP 47 K OHM 1 16 W R00522 0660076N49 RES CHIP 1000 OHM 1 16 W R00523 0660076N77 RES CHIP 15 K OHM 1 16 W R00524 0...

Страница 94: ...ES CHIP 100 OHM 1 16 W R00725 0660076N73 RES CHIP 10 K OHM 1 16 W R00734 0660076N77 RES CHIP 15 K OHM 1 16 W REF DES ITEM DESCRIPTION R00736 0660076N77 RES CHIP 15 K OHM 1 16 W R00737 0660076N77 RES CHIP 15 K OHM 1 16 W R00738 0660076N77 RES CHIP 15 K OHM 1 16 W R00739 0660076N77 RES CHIP 15 K OHM 1 16 W R00740 0660076N73 RES CHIP 10 K OHM 1 16 W R00741 0660076N49 RES CHIP 1000 OHM 1 16 W R00742 0...

Страница 95: ...0 0660076N89 RES CHIP 47 K OHM 1 16 W R00841 0660076N65 RES CHIP 4700 OHM 1 16 W REF DES ITEM DESCRIPTION R00842 0660076N69 RES CHIP 6800 OHM 1 16 W R00843 0660076N69 RES CHIP 6800 OHM 1 16 W R00845 0660076N65 RES CHIP 4700 OHM 1 16 W R00848 0660076P01 RES CHIP 100K OHM 5 1 16W R00850 0660076N01 RES CHIP 10 OHM 5 1 16W R00851 0660076N01 RES CHIP 10 OHM 5 1 16W R00902 0662057M01 RES CHIP 0 5 20X40 ...

Страница 96: ... 5109509A06 IC SRAM 64KX16 MS1016ATP U00705 5199301A01 IC EEPROM SPCL 8KX8 28BV64 U00708 5109522E22 IC SNGL AND GATE TC7S08FU U00709 5199249A01 IC ROM LAZER D SSN DS2401P U00801 5199285C01 IC MASK DSP 1616 S31EEK 38IW U00802 5109632D44 IC CUST DIG POT ATTN DS1866 U00803 5109920D15 IC PCM CODEC MC14LC5480SDR2 U00804 5109522E10 IC 3 INV LMOS TC7W04FU U00805 5109781E47 IC LIN CLCK DBLR W42C22 U00900 ...

Страница 97: ...12 9 97 68P09403A50 89 Replacement Parts Figure 11 Mechanical Explosion Illustration 1 2 4 3 5 23 7 8 9 10 11 12 13 14 15 16 24 22 18 21 22 17 6 19 ...

Страница 98: ...90 68P09403A50 12 9 97 Dual Band 880 890 DCS GSM ...

Страница 99: ...atic Request for retransmission ASIC Application Specific Integrated Circuit AUC Authentication Center AUT H Authentication A BA BCCH Allocation BAIC Barring of All Incoming Calls BAOC Barring of all Outgoing Calls BCC Base Transceiver Station BTS Color Code BCCH Broadcast Control CHannel BCD Binary Coded Decimal BCU BTS Control Unit Bm Full rate traffic channel BN Bit Number BS Base Station BSC B...

Страница 100: ...sed User Group CW Call Waiting DB Dummy Burst DBS Distributed Base Station DCCH Dedicated Control CHannel DET Detach DFE Decision Feedback Equalizer DISC DISConnect DL Data Link layer Dm Control Channel ISDN terminology applied to mobile service Dm Signalling channel Dp Dialled Pulse DRCU Diversity Radio Channel Unit DRX Discontinuous Reception DTAP Direct Transfer Application Part DTE Data Termin...

Страница 101: ...ister HOLD Call Hold Supplementary Service HPLMN Home PLMN HPU Hand Portable Unit HSN Hopping Sequence Number I Information frames IA5 International Alphanumeric 5 ID IDentification IMEI International Mobile Equipment Identity IMM IMMediate assignment message IMSI International Mobile Subscriber Identity IN Intelligent Network ISC International Switching Center ISDN Integrated Services Digital Net...

Страница 102: ...obile Station Identification Number MSISDN Mobile Station international ISDN number MSRN Mobile Station Roaming Number MT Mobile Termination MTP Message Transfer Part MT PP Mobile Terminated Point to Point messages NB Normal Burst NE Network Elements NET Norme European de Telecommunications NM Network Management NHC Network Management Center O M Operations and Maintenance OACSU Off Air Call Set Up...

Страница 103: ... M RXCDR Remote Transcoder Unit RXLEV Received signal level RXQUAL Received signal quality SABM Set Asynchronous Balance Model SACCH Slow Associated Control CHannel SAPI Service Access Point Indicator Identifier SB Synchronization Burst SC Service Center SCCP Signalling Connection Control Part SCH Synchronization CHannel SCP Service Control Point an intelligent network entity SDCCH Stand alone Ded...

Страница 104: ...ime 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 Register VLSI Very Large Scale Integration IC VPLMN Visi...

Страница 105: ...____________________________________________________ Telephone Number ________________________________________________________________ Nature of Problem or Omission _____________________________________________________ Specify Section Page Number Diagram etc __________________________________________________________________________________ __________________________________________________________...

Страница 106: ...98 12 9 97 ...

Страница 107: ...ND S7051ABB MALAYSIA S7053ABB INDONESIA S7049ABB CHINA S7043ABB TAIWAN PEWC S7044ABB TAIWAN KGT S7045ABB TAIWAN PAT S7047ABB TAIWAN TECON S7048ABB TAIWAN DISTRIBUTOR Transceiver SWF2778A Weight and Volume Weight with Slim battery 125 grams Volume 119 cc Package Description Main Items Part Number Qty Description for S7029AAB SJN7299A 1 USER MAN DB880 ENGLISH SNN4612C 1 BATT GP4 FLEX NIMH BLK SPN429...

Страница 108: ...ay 991 to display the test screen 5 Credit Card size SIM card 6 Manual switch 980 DCS Mode 981 GSM Mode 7 Frequency range DCS Channel 512 885 RX 1805 2 1879 8 MHz TX 1710 2 1784 8 MHz GSM Channel 1 124 RX 935 2 959 8 MHz TX 890 2 914 8 MHz 8 PCB and Components layout very close to 8700 9 19 key keypad 10 Microtac s Battery compatible Test Equipment 1 HP8922H 2 HP83220E 3 46103U WinGate 22 order HP...

Страница 109: ...80 is available DB890 is not available until October of 97 Motorola HTCs Schematics layouts L1 and L3 parts lists are available at Error Bookmark not defined Please contact Error Bookmark not defined for any inquires Repairability 1 There are 10 cans on the boards need heat gun for repair job 2 The Antenna Antenna coil and Antenna Tube should stay with the board when you remove the board from the ...

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Страница 147: ...in9 Possible GIF SYN or Modem problem If TX is generated but is low then we look for problems under SH08 and SH09 and follow path through to antenna If TX looks OK but fails in wingate check at the T R switching circuitry U102 U104 switching RF to J600 Pin2 If still no problems found measure from CPU DM_CS at Modem Pin9 If ok replace U220 If the 215 is OK then we can assume problem lies around GIF...

Страница 148: ...430 170 340 DCS CHANNEL Tx Rx MAIN VCO Rx I F Rx IF LO Tx I F Tx IF LO 512 Low 1710 1805 1590 215 430 120 240 700 Middle 1747 8 1842 8 1627 8 215 430 120 240 885 High 1785 1880 1665 215 430 120 240 GSM_DCS Frequencys Europe Middle East Africa Customer Services 08 04 98 GSM_DCS SWITCH MATRIX Rev 1 0 GSM DCS Frequencys Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS ...

Страница 149: ...430 170 340 DCS CHANNEL Tx Rx MAIN VCO Rx I F Rx IF LO Tx I F Tx IF LO 512 Low 1710 1805 1590 215 430 120 240 700 Middle 1747 8 1842 8 1627 8 215 430 120 240 885 High 1785 1880 1665 215 430 120 240 GSM_DCS Frequencys Europe Middle East Africa Customer Services 08 04 98 GSM_DCS SWITCH MATRIX Rev 1 0 GSM DCS Frequencys Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS ...

Страница 150: ...430 170 340 DCS CHANNEL Tx Rx MAIN VCO Rx I F Rx IF LO Tx I F Tx IF LO 512 Low 1710 1805 1590 215 430 120 240 700 Middle 1747 8 1842 8 1627 8 215 430 120 240 885 High 1785 1880 1665 215 430 120 240 GSM_DCS Frequencys Europe Middle East Africa Customer Services 08 04 98 GSM_DCS SWITCH MATRIX Rev 1 0 GSM DCS Frequencys Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS ...

Страница 151: ...430 170 340 DCS CHANNEL Tx Rx MAIN VCO Rx I F Rx IF LO Tx I F Tx IF LO 512 Low 1710 1805 1590 215 430 120 240 700 Middle 1747 8 1842 8 1627 8 215 430 120 240 885 High 1785 1880 1665 215 430 120 240 GSM_DCS Frequencys Europe Middle East Africa Customer Services 08 04 98 GSM_DCS SWITCH MATRIX Rev 1 0 GSM DCS Frequencys Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS ...

Страница 152: ...430 170 340 DCS CHANNEL Tx Rx MAIN VCO Rx I F Rx IF LO Tx I F Tx IF LO 512 Low 1710 1805 1590 215 430 120 240 700 Middle 1747 8 1842 8 1627 8 215 430 120 240 885 High 1785 1880 1665 215 430 120 240 GSM_DCS Frequencys Europe Middle East Africa Customer Services 08 04 98 GSM_DCS SWITCH MATRIX Rev 1 0 GSM DCS Frequencys Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS ...

Страница 153: ...430 170 340 DCS CHANNEL Tx Rx MAIN VCO Rx I F Rx IF LO Tx I F Tx IF LO 512 Low 1710 1805 1590 215 430 120 240 700 Middle 1747 8 1842 8 1627 8 215 430 120 240 885 High 1785 1880 1665 215 430 120 240 GSM_DCS Frequencys Europe Middle East Africa Customer Services 08 04 98 GSM_DCS SWITCH MATRIX Rev 1 0 GSM DCS Frequencys Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS ...

Страница 154: ...430 170 340 DCS CHANNEL Tx Rx MAIN VCO Rx I F Rx IF LO Tx I F Tx IF LO 512 Low 1710 1805 1590 215 430 120 240 700 Middle 1747 8 1842 8 1627 8 215 430 120 240 885 High 1785 1880 1665 215 430 120 240 GSM_DCS Frequencys Europe Middle East Africa Customer Services 08 04 98 GSM_DCS SWITCH MATRIX Rev 1 0 GSM DCS Frequencys Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS ...

Страница 155: ...430 170 340 DCS CHANNEL Tx Rx LAIN VCO Rx I F Rx IF LO Tx I F Tx IF LO 512 Low 1710 1805 1590 215 430 120 240 700 Middle 1747 8 1842 8 1627 8 215 430 120 240 885 High 1785 1880 1665 215 430 120 240 GSM_DCS Frequencys Europe Middle East Africa Customer Services 08 04 98 GSM_DCS SWITCH MATRIX Rev 1 0 GSM DCS Frequencys Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS ...

Страница 156: ... 0 DUAL BAND 8800 8900 Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS from CPU from CPU from CPU DCS_RX275 GSM_RX275 SW_RX_275 RX_EN RX275 TX_EN LOGIC_GSM_ DCS SW_RX_275 TX_GSM_ DCS GSM_ DCS FILTERED 10V GSM_DCS SW_RX_275 LOGIC_GSM_ DCS LOGIC_GSM_ DCS Q105 Q106 Q102 Q101 Q115 Q103 Q113 Q114 GSM_DCS MATRIX GSM_DCS ...

Страница 157: ... 0 DUAL BAND 8800 8900 Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS from CPU from CPU from CPU DCS_RX275 GSM_RX275 SW_RX_275 RX_EN RX275 TX_EN LOGIC_GSM_ DCS SW_RX_275 TX_GSM_ DCS GSM_ DCS FILTERED 10V GSM_DCS SW_RX_275 LOGIC_GSM_ DCS LOGIC_GSM_ DCS Q105 Q106 Q102 Q101 Q115 Q103 Q113 Q114 GSM_DCS MATRIX GSM_DCS ...

Страница 158: ... 0 DUAL BAND 8800 8900 Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS from CPU from CPU from CPU DCS_RX275 GSM_RX275 SW_RX_275 RX_EN RX275 TX_EN LOGIC_GSM_ DCS SW_RX_275 TX_GSM_ DCS GSM_ DCS FILTERED 10V GSM_DCS SW_RX_275 LOGIC_GSM_ DCS LOGIC_GSM_ DCS Q105 Q106 Q102 Q101 Q115 Q103 Q113 Q114 GSM_DCS MATRIX GSM_DCS ...

Страница 159: ... 0 DUAL BAND 8800 8900 Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS from CPU from CPU from CPU DCS_RX275 GSM_RX275 SW_RX_275 RX_EN RX275 TX_EN LOGIC_GSM_ DCS SW_RX_275 TX_GSM_ DCS GSM_ DCS FILTERED 10V GSM_DCS SW_RX_275 LOGIC_GSM_ DCS LOGIC_GSM_ DCS Q105 Q106 Q102 Q101 Q115 Q103 Q113 Q114 GSM_DCS MATRIX GSM_DCS ...

Страница 160: ... 0 DUAL BAND 8800 8900 Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS from CPU from CPU from CPU DCS_RX275 GSM_RX275 SW_RX_275 RX_EN RX275 TX_EN LOGIC_GSM_ DCS SW_RX_275 TX_GSM_ DCS GSM_ DCS FILTERED 10V GSM_DCS SW_RX_275 LOGIC_GSM_ DCS LOGIC_GSM_ DCS Q105 Q106 Q102 Q101 Q115 Q103 Q113 Q114 GSM_DCS MATRIX GSM_DCS ...

Страница 161: ... 0 DUAL BAND 8800 8900 Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS from CPU from CPU from CPU DCS_RX275 GSM_RX275 SW_RX_275 RX_EN RX275 TX_EN LOGIC_GSM_ DCS SW_RX_275 TX_GSM_ DCS GSM_ DCS FILTERED 10V GSM_DCS SW_RX_275 LOGIC_GSM_ DCS LOGIC_GSM_ DCS Q105 Q106 Q102 Q101 Q115 Q103 Q113 Q114 GSM_DCS MATRIX GSM_DCS ...

Страница 162: ... 0 DUAL BAND 8800 8900 Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS from CPU from CPU from CPU DCS_RX275 GSM_RX275 SW_RX_275 RX_EN RX275 TX_EN LOGIC_GSM_ DCS SW_RX_275 TX_GSM_ DCS GSM_ DCS FILTERED 10V GSM_DCS SW_RX_275 LOGIC_GSM_ DCS LOGIC_GSM_ DCS Q105 Q106 Q102 Q101 Q115 Q103 Q113 Q114 GSM_DCS MATRIX GSM_DCS ...

Страница 163: ...Page 1 DUAL BAND 8800 8900_P16 ...

Страница 164: ...Time Mask FIX Rev 1 0 DUAL BAND 8800 8900 Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS C208 C206 R206 R219 R227 C337 C343 Change C208 to 2113743N20 Change C208 to 2113743N12 Change R218 to 0662057M43 Change R206 to 0662057M50 Remove C337 Add C343 2113740F23 Change R227 to 0662057M36 RF SIDE AL SIDE Reference ECN NS 6176 ...

Страница 165: ...Time Mask FIX Rev 1 0 DUAL BAND 8800 8900 Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS C208 C206 R206 R219 R227 C337 C343 Change C208 to 2113743N20 Change C208 to 2113743N12 Change R218 to 0662057M43 Change R206 to 0662057M50 Remove C337 Add C343 2113740F23 Change R227 to 0662057M36 RF SIDE AL SIDE Reference ECN NS 6176 ...

Страница 166: ...Time Mask FIX Rev 1 0 DUAL BAND 8800 8900 Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS C208 C206 R206 R219 R227 C337 C343 Change C208 to 2113743N20 Change C208 to 2113743N12 Change R218 to 0662057M43 Change R206 to 0662057M50 Remove C337 Add C343 2113740F23 Change R227 to 0662057M36 RF SIDE AL SIDE Reference ECN NS 6176 ...

Страница 167: ...Time Mask FIX Rev 1 0 DUAL BAND 8800 8900 Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS C208 C206 R206 R219 R227 C337 C343 Change C208 to 2113743N20 Change C208 to 2113743N12 Change R218 to 0662057M43 Change R206 to 0662057M50 Remove C337 Add C343 2113740F23 Change R227 to 0662057M36 RF SIDE AL SIDE Reference ECN NS 6176 ...

Страница 168: ...Time Mask FIX Rev 1 0 DUAL BAND 8800 8900 Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS C208 C206 R206 R219 R227 C337 C343 Change C208 to 2113743N20 Change C208 to 2113743N12 Change R218 to 0662057M43 Change R206 to 0662057M50 Remove C337 Add C343 2113740F23 Change R227 to 0662057M36 RF SIDE AL SIDE Reference ECN NS 6176 ...

Страница 169: ...B B SW_VCC Q1000 MIX_R275 R275 Q100 SW_RX_275 L275 Q113 Q114 DCS_RX_275 GSM_RX_275 AL AL VR901 Q905 Q906 Q999 CR998 DUAL BAND 8800 8900 Voltage Supply Block Diagram Europe Middle East Africa Customer Services 05 04 98 Voltage Supply Block Diagram Rev 1 0 DUAL BAND 8800 8900 Colin Jack Michael Hansen Billy Jenkins Page 1 REVISIONS to AL to RF to MIXER Q460 to GSM_DCS Matrix Q115 to DCS LNA Q430 to ...

Страница 170: ...Page 2 DUAL BAND 8800 8900_P16 ...

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