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Motorola i760, Field Service Manual

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ORDERING REPLACEMENT PARTS AND KITS: Recommended Test Equipment and Tools

68P80400P94-O

A-5

A.6

Recommended Test Equipment and Tools

The following table lists the standard test equipment recommended for troubleshooting i850/i760 
units at the field level of service.

A.7

Recommended Programming Equipment

The following tables list the programming equipment and software recommended for 
troubleshooting i850/i760 units at the field level of service.

Table A-3.  Recommended Test Equipment and Tools

Description

Part Number

Battery Eliminator, Regulated

NNTN5589A

Black Stick

SLN7223A

Cable, Audio Jack Test

NNTN5175A

Cable, SMA to N-Type RF

Contact Motorola

Communications System Analyzer

Motorola R-2660

Data Cable, RS-232 (Serial Port)

NKN6560A

Data Cable, USB

NKN6559A

Digital Volt-Ohm Meter

Keithly 2001 or eq.

Power Supply, 0-15VDC, 0-3A

S1348D

SIM Card, Reference

NTN9208

Torx Bit, T-4

Commercially available

Torx Bit, T-6

6680387A70

Torx Driver, calibrated

RSX4043

Wrist Strap, Static ground

NTN9812

Table A-4.  Recommended Programming Equipment

Name

Part Number

Description

Cable, Data, RS232
Cable, Data, USB

NKN6560A
NKN6559A

Connects unit to the computer for 
monitoring the codeplug.

Cable, Data (2.5mm)

TTY

Connects unit to a teletypewriter 
(TTY) device for making phone 
calls.

Cable, Data (for GPS interface)

GPS

Connects unit to a laptop or other 
device for sending location 
information.

Computer, IBM

 

PC-Compatible

(RSS Workstation)

N/A

Pentium microprocessor with:
32MB RAM min.; 4MB hard disk 
space min.; Two serial ports and 
one parallel port; network-
capability;
Microsoft Windows 2000, 
Windows 98, or Windows NT 
3.5.1 or later

Summary of Contents for i760

Page 1: ...68P80400P94 O i i850 i760 Digital Multi Service Data Capable Portable Field Service Manual Basic and Field Level Test Procedures June 3 2005 ...

Page 2: ...exclusive right to copy reproduce modify decompile disassemble and reverse engineer the Motorola computer programs in any manner or form without Motorola s prior written consent Furthermore the purchase of Motorola products shall not be deemed to grant either directly or by implication estoppel or otherwise any license or rights under the copyrights patents or patent applications of Motorola excep...

Page 3: ...all hold your radio product as you would a wireline telephone Speak directly into the microphone Two way radio operation When using your radio product as a traditional two way radio hold the radio product in a vertical position with the microphone one to two inches 2 5 to 5 cm away from the lips Body worn operation To maintain compliance with FCC RF exposure guidelines if you wear a radio product ...

Page 4: ...overnment These limits are part of comprehensive guidelines and establish permitted levels of RF energy for the general population The guidelines are based on standards that were developed by independent scientific organizations through periodic and thorough evaluation of scientific studies The standards include a substantial safety margin designed to assure the safety of all persons regardless of...

Page 5: ...lug it from the power outlet immediately and discontinue its use For Vehicles Equipped with an Air Bag Do not place a portable radio product in the area over the air bag or in the air bag deployment area Air bags inflate with great force If a portable radio is placed in the air bag deployment area and the air bag inflates the radio product may be propelled with great force and cause serious injury...

Page 6: ... 100 feet and 16AWG for lengths up to 150 feet Do not operate any battery charger if it has received a sharp blow has been dropped or has been damaged in any way take it to a qualified service technician Do not disassemble a battery charger take it to a qualified service technician when service or repair is required Incorrect reassembly may result in a risk of electric shock or fire Maximum ambien...

Page 7: ...836 Products 75 i285 Products 79 i275 Products Position 4 Frequency Band Position 11 Version U 806 to 870 MHz Version Letter Alpha X 806 to 941 MHz Major Change Values given represent range only they are not absolute Position 5 Power Level Position 10 Feature level A 0 to 0 7 Watts 1 Basic 6 Standard Plus B 0 7 to 0 9 Watts 2 Limited Pkg 7 Expanded Pkg C 1 0 to 3 9 Watts 3 Limited Plus 8 Expanded ...

Page 8: ... 16QAM Quad 64QAM Quad QPSK Recommended Battery SNN5704C SNN5705C Sensitivity 10 BER M 16 QAM 111 dBm Frequency Stability Referenced to base station 0 4 ppm Battery Voltage Nominal Range 3 6 Vdc 3 0 to 4 2 Vdc Spurious Response Immunity 51 dBm Spurious Emissions Conducted Radiated 13 dBm 13 dBm Dimensions HxWxD w 750mAh 87 3 x 46 8 battery door x 24 2 mm w 500mAh 87 3 x 46 8 battery door x 21 8 mm...

Page 9: ...lation Technology 1 1 iDEN Voice Compression Technology 1 3 RF Transmission Bursts 1 3 Calling Area Coverage 1 4 Global Positioning System GPS Section 1 5 MOTOtalk 1 5 SIM Cards 1 5 Removing and Inserting a SIM Card 1 5 CHAPTER 2 FEATURES ICONS AND INDICATORS 2 1 i850 Feature Views 2 1 i760 Feature Views 2 2 Display Icons 2 2 Main Menu Icons 2 2 Status Icons 2 3 Call Icons 2 4 Contacts Type Icons ...

Page 10: ...2 Preventive Maintenance 5 2 Mechanical and Electrical Checks 5 3 Shock and Pressure Test 5 3 SIM Card Swap Test 5 3 Accessory Swap Test 5 4 Lockup Test 5 4 Battery Connections Test 5 5 Testing the GPS Receiver 5 5 Voltage Recognition Test 5 6 Camera System Test 5 6 Troubleshooting 5 7 Self Test Procedures 5 7 Passcode Test 5 7 Programming Menu Settings Check 5 8 Call Performance Test 5 13 CHAPTER...

Page 11: ... 5 Disassembly Sequence Flowchart 7 5 Assembly Disassembly Procedures 7 5 Battery Cover 7 6 SIM Card 7 6 Antenna 7 7 Back Housing 7 8 Main Board Microphone Seal and Keypad 7 10 Flip Assembly 7 12 Exploded View and Part Listings 7 13 i850 Component Parts List 7 13 i850 Exploded View 7 14 i760 Component Parts List 7 15 i760 Exploded View 7 16 CHAPTER 8 FIELD LEVEL TEST MODES AND PROCEDURES 8 1 Test ...

Page 12: ... and Tools 9 1 Repair Requirements 9 3 Component Identification 9 4 Required Heat Shields 9 5 Repair Procedures 9 6 APPENDIX A ORDERING REPLACEMENT PARTS AND KITS A 1 Customer Service A 1 Replacement Parts A 1 Domestic Orders A 1 International Orders A 1 Replacement Kits A 2 Recommended Test Equipment and Tools A 3 Recommended Programming Equipment A 4 ...

Page 13: ...mation section in the front of this manual 1 1 Who Should Use This Manual This manual is intended for service technicians who should be familiar with the test equipment recommended in Appendix A To help pinpoint basic problems with the unit first perform the mechanical checks and self tests as described in Chapter 5 then proceed to field level troubleshooting and testing 1 2 How This Manual Is Org...

Page 14: ...used throughout this manual italics Used for emphasis and new terms bold Defines menu items fields and buttons code Used for sample input and output 1 4 Related Publications The following publications are available separately iDEN i850 Digital Multi Service Data Capable Phone User s Guide NNTN6135A iDEN i760 Digital Multi Service Data Capable Phone User s Guide NNTN6143A R 2660 Digital Communicati...

Page 15: ...phase of the radio frequency RF signal Data is converted into complex symbols which alter the RF signal and transmit the information When the signal is received the amplitude and phase are converted back into symbols and then into the original data There are three different QAM modes that are used for different applications 64QAM 16QAM and 4QAM In voice applications 16QAM is used while in data app...

Page 16: ...iding time into 6 slots one for each unit Time allocation enables each unit to transmit its voice information without interference from another unit s transmission Transmission from a unit or base station is accommodated in time slot lengths of 15 milliseconds and frame lengths of 90 milliseconds see Figure 1 2 Note that Rx outbound indicates base to subscriber transmissions Tx inbound indicates s...

Page 17: ...network configuration established by the local service provider Adding error correction bits to the coded voice bits increases the required RF transmission bit rate to approximately 7 4 Kbps for the 4 2 Kbps voice coder and 14 8 Kbps for the 8 0 Kbps voice coder 1 2 1 RF Transmission Bursts All RF transmissions within an iDEN system occur in 15 millisecond blocks called bursts An iDEN base station...

Page 18: ...ipment typically it is a 6 1 channel The outbound PCCH carries system information and pages to specific subscriber units and asks them to respond if they are available for a call Inbound PCCH transmissions carry responses to the pages and requests by subscriber units to set up calls Inbound transmissions on the primary control channel only take 7 5 milliseconds and can be timed to occur in either ...

Page 19: ...e detected signals are then converted from RF signals into appropriate digital input formats These digital inputs are processed and converted into position information Once the position coordinates are determined they are communicated to the handset microprocessor and displayed on the screen or transmitted to the base station as required 1 4 MOTOtalk The purpose of the MOTOtalk feature is to allow...

Page 20: ...names To remove a SIM card Figure 1 3 1 Power off the unit and remove the battery cover and battery 2 Turn the unit face down so that the antenna is at the upper left corner 3 Slide open latch 4 Open the SIM card holder see Figure 1 3 5 Grasp SIM card from one side and pull out Figure 1 3 Removing a SIM Card To insert a SIM card Figure 1 4 F CAUTION Do not touch the gold colored area of the SIM ca...

Page 21: ...P80400P94 O 1 7 1 Open the SIM card holder 2 Carefully slide the SIM card into the holder see Figure 1 4 Position SIM card as shown 3 Close SIM door slide latch to shut 4 Reinstall the battery and reattach the battery cover ...

Page 22: ...OVERVIEW SIM Cards 1 8 68P80400P94 O ...

Page 23: ...nce of the i850 i760 unit you must become familiar with the components display icons and status indicators associated with the unit 2 1 Feature Views Figure 2 1 i850 Feature Views Rear View i850 i760 i850 Front View Release Speaker Mute Button Top View i850 i760 i850 Flip Open Button Display Shift Button ...

Page 24: ...s can be accessed through the main menu When using a feature the icon for that feature appears in the upper left corner of the display Depending upon features and options chosen the following icons can appear on the unit s display NOTE Feature icons may appear in various places within the display Check the specific User s Guide for more information about the unit s icons and indicators i760 Front ...

Page 25: ... geographical location q Java Apps Use Java applications on your phone Media Center Edit captured images g Memo Store a number to access later e Messages Inbox Drafts Sent Items Voice Mail Net Alert Text Msgs Access messages M MOTOtalk Launch or exit MOTOtalk Access MOTOtalk setup and help Carrier optional feature j My Info View personal phone information including phone number and Direct Connect ...

Page 26: ... phone is set to airplane mode a b c d e f g d Battery Strength Indicates the battery s stored level of charge The Battery Strength icon exhibits a darkened area inside the simulated battery image to indicate the level of stored charge The levels of charge are shown in the display with or without the charger attached A depleted battery has little or no darkened area As the battery is charged the l...

Page 27: ...nit is in a no service state or the signal is less than 19 SQE or 103 RSSI no bars appear next to the antenna u Speaker Off Sets Direct Connect and Group Connect sound to come through the earpiece rather than through the speaker Your phone does not ring for DC and GC calls if Alert Type is set to SILENT or Vibrate C Talkgroup In Use your phone is active on a Group Connect call i j k l m n T9 Text ...

Page 28: ...assigned a Contacts type Contacts type icons that appear on the display are as follows 2 2 5 Outbox Icons Messages you have sent are stored in the outbox These icons appear next to messages in the outbox B Direct Connect Direct Connect number F email email address G Fax phone number E Home phone number J IP IP address A Mobile phone number K Other phone number H Pager phone number S SDGC SDGC numb...

Page 29: ...e screen the power up was successful if the last display shows No Service the unit is out of range or there is a hardware or software problem If the vibrate function is enabled for incoming phone calls voice mail or message mail the power up sequence includes a 500ms vibrate cycle Depending upon the service provider the power up sequence screens may differ from those shown Figure 3 1 Power Up Sequ...

Page 30: ...f test reset errors These errors are displayed as SELF CHECK FAIL YXXXX YXXXX represents the identifier for that error Table 3 1 Self Test Errors Y XXXX Description of Error 0 0001 Non reset error log 0 0002 Codeplug error log Table 3 2 Self Test Reset Errors Y XXXX Description of Error 0 0100 RAM failure 0 0200 Data lines failure 0 0400 Address line failure 0 0800 Codeplug corruption invalid 0 10...

Page 31: ...In Service Invalid target ID Re enter ID or try a different ID Please Try Again 1 Loss of service or system failure 2 Network problem 1 Ask provider how long problem will continue 2 Report problem to service provider Service Conflict Current service conflicts with previously activated service Deactivate previous service and try current service again Service Not Available Not currently available on...

Page 32: ...nhibited clear to transmit Data Ringer Ear Spkr 2091 2823Hz 14x 80ms on 2091Hz 100ms on 2823Hz 2 5 seconds off Unit receives an incoming circuit data call DTMF 0 9 Ear Ear DTMF Continuous DTMF is transmitted Earpiece Volume Set Ear Ear 1000Hz Continuous Earpiece volume changed on quiet channel or in Programming Menu PRGM Group Call Alert Spkr Spkr 2300Hz 2x 150ms off 150ms on Group call received I...

Page 33: ...040Hz Available ringer tones 14x 24ms on 2091Hz 24ms on 2556Hz 2 5s off 14x 64ms on 2230Hz 64ms on 2040Hz 2 5s off 3x 400ms on 2310Hz 400ms on 2820Hz 2 5s off 14x 38ms on 3240Hz 38ms on 2140Hz 2 5s off 1x 200ms on 3160Hz 100ms on 1980Hz 200ms on 2580Hz 2 5s off 1x 200ms on 2540Hz 200ms on 2300Hz 200ms on 2030Hz 2 5s off 1x 150ms on 2740Hz 150ms on 3200Hz 150ms on 2740Hz 2 5s off 1x 200ms on 2500Hz...

Page 34: ...et channel or in Programming Menu System Busy Ear Spkr 480 620Hz 4x 0 25s on 0 25s off 480Hz 4x 0 25s on 0 25s off 620Hz All channels are busy Talk Permit Ear Spkr 1800Hz 2x 24ms on 24ms off 48ms on PTT transmission accepted Talk Prohibit Ear Spkr 900Hz Continuous PTT transmission not allowed TOT Warning Ear Spkr 900Hz 1x80ms on Transmission rights expiring Valid Key Press Ear Ear 1800Hz 1x80ms on...

Page 35: ...ct Connect and Group Connect calls only 1 From the main menu select Settings 2 Way Radio Alert Type 2 If Alert Type does not appear from the main menu select Ring Tones Make sure Vibrate All or Silent All is set to Off Repeat step 1 3 Press the OK button to change 4 Scroll to Vibrate 5 Press the OK button to select ...

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Page 37: ...shoot this unit see Appendix A Ordering Replacement Parts and Kits 4 6 1 Reference Unit Use a reference unit i850 i760 unit known to be in good working order to verify the accuracy of some tests You may want to set the Auto Answer Settings Menu setting so that the reference unit automatically answers incoming calls for testing purposes 4 6 2 Reference Accessories Use reference accessories accessor...

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Page 39: ...contact your regional Customer Care representative to determine if the customer has service or billing issues or is known to be using the unit in a poorly covered area The representative also can inform you if there are system outages or known unit defects 5 2 Test Conditions During testing ensure the following antenna conditions are adhered to Reset conditions can be comparatively difficult to di...

Page 40: ...ces might occur To clean the unit takes approximately 3 minutes 1 Prepare a 0 5 solution of a mild dishwashing detergent and water 2 Apply the solution sparingly to the external surfaces of the unit with a soft absorbent cloth Prevent moisture from getting inside the unit 3 Remove any dirt from the unit using a stiff non metallic short bristled brush 4 Wipe and dry the unit with a soft absorbent l...

Page 41: ...he front sides and back of the unit with your thumbs Never apply direct pressure to any display or lens area If unit turns off displays Reset or status LED if so equipped turns to red retry this test with a battery known to be in good working condition Verify that the contacts in the unit and on the battery are clean 4 Start test again If the reset intermittent contact condition persists power dow...

Page 42: ... the main screen displays Device Attached or Device Detached and the external screen displays a similar message The Accessory Swap test time is approximately 5 minutes 1 Remove the accessory and check the contact areas for foreign material damage or other defects 2 Replace the problem accessory with the reference accessory 3 Verify the reference accessory works with the unit If the reference acces...

Page 43: ...attaches properly to the back of the unit Replace if necessary 6 Use a pencil or similar object to depress the battery contacts They should spring back to their original position If the battery contacts do not spring back they are damaged Replace the unit 5 5 5 Testing the GPS Receiver The GPS receiver does not require alignment The functionality of the receiver can be checked using the autonomous...

Page 44: ...system Compare the readings on the unit under test with the readings on a reference unit The Voltage Recognition test time is approximately 4 minutes 1 Perform the Battery Connections test 2 Power up the unit with a fully charged battery that is known to be in good working order Three voltage bars 4 Vdc should appear on the Battery Strength icon Note that 0 bars 0 10 of full charge 1 bar 11 34 of ...

Page 45: ...erly Self test procedures include gathering information from the unit s displays and testing the functionality of basic components These procedures usually do not require test equipment other than a reference SIM card The following self tests can be performed on an i850 i760 unit Passcode Programming Menu Settings Call Performance 5 7 1 Passcode Test Use this test to determine the passcode for the...

Page 46: ...reen sets the format of the time and date and sets the year Menu View User can select the menu display in either LIST or ICON view Settings Display Info Menu View OK Large Dialing Displays transient large number text while dialing Settings Display Info Large Dialing OK Contrast sets the contrast on the display To set the contrast of the display 1 From the main menu select Settings Display Info Con...

Page 47: ...n menu select Settings Phone Calls Notifications 2 Choose the option you want Receive All Tones sound during calls for all types of messages Msg Mail Only Tones sound during calls for mail messages tones for all other types of messages are held until you end calls Delay All Tones for all types of messages are held until you end calls 3 Press the OK button Tip To set notifications options during a ...

Page 48: ...ns Settings Personalize Menu Options OK Reorder Menu Settings Personalize Menu Options OK Add Remove Apps Up Key At idle user can press UP key as shortcut to selected application Settings Personalize Up Key OK Down Key At idle user can press DOWN key as shortcut to selected application Settings Personalize Down Key OK Left Key At idle user can press LEFT key as shortcut to selected application Set...

Page 49: ... keypad either immediately or automatically after a set period of inactivity To lock the keypad 1 From the idle screen press Menu 2 Press the Pound key If you press a key while the keypad is locked instructions for unlocking the keypad display briefly To unlock the keypad 3 From the idle screen press Menu 4 Press the Pound key While the keypad is locked you can respond to incoming calls messages a...

Page 50: ...d rarely used Settings features Alert Timeout controls the amount of time a tone continues to sound when you receive a message notification or call alert Headset Spker If you use a headset or similar device with your phone you can set your phone to send incoming sound to the headset only or to the headset and the speaker at the same time 1 From the main menu select Settings Advanced Headset Spker ...

Page 51: ...he test units by an appropriate distance Required equipment reference unit The Call Performance test time is approximately 7 minutes 1 Power up the unit Wait until registration is complete before continuing 2 Place an interconnect call from the problem unit to the reference unit 3 Ensure that both units have a signal strength of 3 bars or more 4 Press Menu Settings Volume Speaker Volume and use th...

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Page 53: ... Do not enter these modes until the unit has been powered up and the power up sequence has been completed 6 1 1 Entering Debug Mode Use this procedure to access the Debug Mode To enter Debug Trace Mode 1 Power up the unit Wait until registration is complete before continuing NOTE Steps 2 through 5 must be performed quickly with no more than one second between each key press M 2 Press 3 Press 4 Pre...

Page 54: ... dispatch and interconnect or a Packet Data channel since manufacture Tx Status First line displays the SQE Carrier data Outbound signal quality Frequency band current carrier code and color Second line displays Tx power cutback in RSSI Third line displays current temperature and the difference between the current temperature and temperature 2 seconds ago Rx Status First line displays the SQE Carr...

Page 55: ...r up Err Channel is Off Current Freq Displays current frequency and band Pressing OK allows the current frequency and band to be traced Dispatch IDs Displays the Dispatch Group ID affiliated with the unit in the current dispatch location area Also displays the Dispatch Individual ID affiliated with the unit in the current dispatch location Pressing OK allows the dispatch IDs to be displayed period...

Page 56: ...t signal from the Codec microphone input to the Codec Rx output The Audio Loopback test time is approximately 3 minutes 1 Enter Test Mode 2 With the Test Mode screen displayed press Menu The right option key changes to Edit 3 Press the option key under Edit The right option key changes to Change 4 Press the Change option key 5 Using the bottom scroll key scroll down the list until AUDIO1 or 800AUD...

Page 57: ...k Use this check to monitor measure the data in an i850 i760 unit NOTE The following procedure describes the sequence of displays accessed via the down scroll key If you press the up scroll key the sequence appears in reverse order To monitor the data in the unit 1 Power up the unit Wait until the power up sequence is complete before continuing 2 Enter Debug Mode The Unit Info display appears a Pr...

Page 58: ...temperature two seconds ago 7 Press Back to return to the Trace Mode display 8 Scroll down to highlight N6 Intrcnct then press OK to view parameter details related to RF originated messages 9 Press Back to return to the Trace Mode display 10 Scroll down to N6 Dispatch then press OK to view the newest dispatch data 11 Press Back to return to the Trace Mode display 12 Scroll down to highlight GPS an...

Page 59: ...hows the current frequency and band 21 Press Back to return to the Trace Mode display 22 Scroll down to highlight Dispatch IDs and then press View to view the Dispatch IDs display This screen displays the dispatch group id affiliated with the unit in the current dispatch location area Also displays the dispatch individual id affiliated with the unit in the current dispatch location 23 Press Back t...

Page 60: ...n the unit The following tests check the software functionality of the unit Codeplug Help Codeplug Troubleshooting 6 4 Programming the i850 i760 Unit Use Radio Service Software RSS to activate a new software utility or to program specific codeplug user information Refer to Radio Service Software s Help Menu iDEN Service Bulletins the Motorola iDEN website or contact iDEN Customer Care for informat...

Page 61: ...se of the unit 2 Attach the other end of the data cable to the RS 232 port or USB port on the RSS computer workstation that is used for testing purposes Figure 6 1 Data Cable Programming Setup Refer to any relevant Radio Service Software Read Me s or active iDEN Service Bulletins for more information on setting up your test computer as an RSS workstation NOTE For faster codeplug reading using an R...

Page 62: ...p choice on the menu bar and then select Contents The RSS online Help is displayed 4 Click on the Troubleshooting link and follow the detailed directions To prevent the loss of call lists create a backup of the codeplug before attempting any form of modification Refer to the Radio Service Software s Help Menu for instructions on reading and saving codeplug information 6 5 2 Codeplug Troubleshootin...

Page 63: ...sure that the test results are true Cable length is critical to consistent Rx sensitivity and Tx power measurements Use a high quality shielded 50 ohm coaxial cable that is approximately 1 5 feet in length Place the unit to be tested at least 6 inches from the R 2660 Communications System Analyzer The cable loss should be less than 2 dB 7 1 3 Strong Signal Environments When using the R 2660 Commun...

Page 64: ...ic information about RSS dialog boxes and fields To access online Help press F1 while you are viewing an RSS screen If you are using the R 2660A Communications System Analyzer in the iDEN mode which is 6 1 capable use RSS to program an i850 i760 unit for Full Rate operation Use the 6 1 Interconnect softkey for all interconnect testing If you are using the R 2660B or later which is 3 1 capable use ...

Page 65: ...tor on the battery eliminator 6 Connect the N type connector of the RF cable to the R 2660 RF In Out connector 7 Attach the power leads on the battery eliminator to the DC power supply 8 Turn on the power supply and adjust output between 5 0 and 12 0 Vdc With the correct setting the regulated battery eliminator will provide 4 0 Vdc to the subject unit 9 If power supply is capable set current limit...

Page 66: ... field 6 Use the arrow keys to move the cursor to the Meter field in the display zone 7 Press More until INITIAL REG appears in the Meter field 8 Press the INITIAL REG softkey The display zone displays DISPATCH in the Registration Type field 9 Press RF to move to the RF zone 10 Enter the appropriate values in the following RF zone fields These values might be different depending on your bandmap Us...

Page 67: ...ncorporates the physical overlap and integration of some modular components Refer to the Disassembly Sequence flowchart for a suggested path to reach specific components NOTE In some cases the technician may not need to remove certain components to reach others 7 5 Disassembly Sequence Flowchart 7 6 Assembly Disassembly Procedures NOTE Installation procedures to be performed in reverse of disassem...

Page 68: ...h button down until cover releases and pull cover away 3 Push cover up to release from top clips 7 7 2 Install 1 Bring top clips of cover into their respective slots 2 While keeping clips engaged close cover until release latch fully snaps into place 7 8 SIM Card See SIM card removal and installation in Overview section or in the User s Guide Figure 7 2 Release Latch ...

Page 69: ... 3 2 Loosen T 4 counterclockwise Remove completely 3 Extend antenna whip fully 4 Hold unit stationary while pulling at antenna collar until antenna assembly releases 7 9 2 Install 1 Carefully push antenna collar into position 2 Insert antenna assembly with whip fully extended contact toward interior of unit Push firmly until fully seated 3 Reinsert T 4 screw and tighten clockwise to 0 5 in lb 4 Al...

Page 70: ...Figure 7 5 Once the housings are free do not stress flex strip near PTT key Remove audio jack seal 3 Wedge black stick under flex pad to unseat speaker vibe coin PTT SB 20 pin flex connector see Figure 7 6 NOTE Do not touch flex contacts with fingers or dirty tools Do not bend or crease the flex strip 7 10 2 Install 1 Reattach flex connector carefully without contamination 2 Bring housing halves t...

Page 71: ...PREPARING FOR FIELD LEVEL TESTING Back Housing 68P80400P94 O 7 9 Figure 7 5 Figure 7 6 ...

Page 72: ...y prying up on seal perimeter Do not push or touch microphone see Figure 7 8 3 Remove keypad by peeling away from bosses see Figure 7 9 7 11 2 Install NOTE Do not contaminate microphone or seal Use clean tools 1 Slip microphone seal over microphone Carefully tamp down around microphone perimeter until seated 2 Place main keypad into front housing Gently align and press onto bosses ensuring upper r...

Page 73: ...e gap 3 While carefully pushing the black stick in towards the flip assembly about 2mm rotate the stick as if you were tightening a screw clockwise 4 Try to compress the flip s hinge by moving the stick in a scooping or shoveling motion Do not use any metallic tools see Figure 7 11 5 The front housing will deflect slightly allowing the hinge to release it s position from the front housing 6 Once t...

Page 74: ...knuckle side of the Flip Assembly into position see Figure 7 13 3 Insert black stick in cam mechanism side to press on hinge while inserting left knuckle into position while aligning flip and housing see Figure 7 13 4 Continue to carefully push the Flip Assembly into position with the front housing 5 Once set check the hinge position by opening and closing the flip looking for binding or other unu...

Page 75: ...ence 1 Housing Assembly Front Flip i850 1564792H01 2 Hinge Cam 5 8mm diameter 5587736N01 3 Housing Front i850 1564807H01 4 Keypad i850 3864801H01 5 Main Board i850 Reference only 6 Back Housing Assembly i850 1564791H01 7 Antenna Retract 800 900MHz AGPS Black 8585744F04 8 Screw Antenna 0385693E01 9 Cap Screw Cover i850 Antenna 3875358A01 10 Screw Base 0364016H01 11 Battery See Appendix A 12 Battery...

Page 76: ...PREPARING FOR FIELD LEVEL TESTING Exploded View and Parts List 7 14 68P80400P94 O 7 15 2 i850 Exploded View ...

Page 77: ... 8mm diameter 5587736N01 3 Housing Front i760 1564807H02 4 Keypad i760 3864801H02 5 Main Board i760 Reference only 6 Back Housing Assembly i760 1564791H02 7 Antenna Retract 800 900MHz AGPS Cool Gray 8585744F02 8 Screw Antenna 0385693E01 9 Cap Screw Cover i760 Antenna 3875358A02 10 Screw Base 0364016H01 11 Battery See Appendix A 12 Battery Cover Assm 850mAH i760 See Appendix A 13 Carrier Label See ...

Page 78: ...PREPARING FOR FIELD LEVEL TESTING Exploded View and Parts List 7 16 68P80400P94 O 7 15 4 i760 Exploded View ...

Page 79: ...Modes Some tests require that a certain mode be entered to conduct the test and or retrieve data from the unit The following test modes are used with the i850 i760 unit Debug Mode Trace Mode Test Mode NOTE Do not enter these modes until unit registration has been completed 8 1 1 Entering Test Mode Use this procedure to access Test Mode To enter Test Mode 1 Power up the unit Wait until registration...

Page 80: ...he following list to identify the test equipment required to perform the technician tests Refer to the appendix for test equipment part numbers and descriptions Battery eliminator Data cable RS232 or USB data cable R 2660 Digital Communications System Analyzer RF Adapter Variable 5 0 to 12 0 Vdc power supply 3 0 A capability 8 3 Field Level Test Checklist Use the following test checklist to ensure...

Page 81: ...cklist 68P80400P94 O 8 3 Table 8 1 Field Level Test Checklist Done Technical Tests Pass Fail Registration Call SQE TX Power 800BER1 800BER2 800BER3 800BER4 900BER1 900BER2 900BER3 Power Up Keypad Audio Reset Reset Log GPS Receiver MA Test Mode i850 Camera Test ...

Page 82: ...he radio bandmap Unit passed test Look for system coverage accessory or software problems Pass Power up the unit Enter initial Registration mode see Operating the R 2660 Press Start The Call SEQ 1 thru 6 lights up when the unit has registered Verify the unit can complete an interconnect call Press End Home until unit displays Ready Press Interconnect 3 1 or 6 1 and Start on the R 2660 Press Send o...

Page 83: ...all SEQ 1 thru 6 lights up when unit has registered Replace the Main board Notes 1 Watch unit for resetting during this procedure 2 Master reset can be completed on the unit by pressing Menu Settings Security 3 Registration and calls might take over 1 minute to complete 4 See the Strong Signal Environment section in Chapter 7 Pass Pass Change Gen to 80 dBm and check the SQE Reference chart to veri...

Page 84: ...ted States the Main board can only be replaced and programmed at the factory or iDEN Radio Support Center Power up unit Enter Test Mode see Entering Test Mode Pass Fail Press STOP Press Exit on the unit to exit this mode or press Menu Edit right Scroll key to continue on to BER test Continue with the BER test Watch for a signal on the R 2660 Make sure the R 2660 is set for the proper frequency 813...

Page 85: ... Remove the antenna Set power supply between 5 0 and 12 0 Vdc Power up the unit Enter Test Mode Do the following 1 Press the Menu key and then the Edit option key 2 Press the Change option key and scroll down to 800BER1 3 Press Select to select the test 4 Press the Back key and then press Menu Fail Pass Lower Gen to 109 dBm and check the RX BER in the display The BER should be less than 10 when at...

Page 86: ...e Main board one at a time in that sequence until the display lights up Pass Fail Pass Verify that the display pixels light up Fail Check the battery level meter for 3 bars on the unit s display Pass Replace the Main board Fail Check the battery level meter for 3 bars on the unit s display Replace the battery Note In the United States the Main board can only be replaced and programmed at the facto...

Page 87: ...ss Fail Swap the Display module and the Main board one at a time in sequence until the display lights up Verify that all the display tests complete correctly Enter the Model Assembly MA Test Mode Pass Fail Rerun the MA Test Mode Keypad Test for the main keypad Replace the Main board Replace the Main board and repeat the test Proceed to the MA Test Mode Keypad Test and press all the main keypad key...

Page 88: ...End the interconnect call Initiate the dispatch call see the Registration Call test Press the PTT on the R 2660 and speak into the microphone Listen for a reply from the speaker Unit passed test Complete a call Talk into the microphone and listen for your reply from the R 2660 speaker Pass Pass Pass Perform Registration Call troubleshooting procedure Replace the Main board Fail Pass Replace the Ho...

Page 89: ...g 5 Make sure the R 2660 is set to a frequency in the unit bandmap Tap the front face of the unit with your fingers Unit passed test Pass No reset SQE Reference Chart Note Gen levels in the SQE chart include RF Adapter losses Gen SQE Level 70 dBm 26 80 dBm 25 90 dBm 23 100 dBm 20 Increase attenuation 10 dB at a time to confirm operation in a weak signal environment See the SQE Reference chart Repl...

Page 90: ...8 11 3 Enter Trace Mode see page 6 1 The Unit Info display appears 4 Scroll down and highlight Resets and then press View to view the Resets display 5 Look for and record any reset errors If the log contains reset errors perform the Reset test 6 Place a dispatch call 7 Look for and record any reset errors If the unit attempts to reset perform the Reset test 8 Place an interconnect call 9 Look for ...

Page 91: ...s section or contact Motorola s Aftermarket Accessories Division AAD MA Test mode is achieved by starting from a power down condition 1 Press and hold three number keys simultaneously with the Power key such as 1 2 3 4 5 6 7 8 9 2 Release once the opening screen appears in the main display 3 Follow instructions as they appear pressing the indicated keys 4 No instruction Press any key or Scroll rig...

Page 92: ...FIELD LEVEL TEST MODES AND PROCEDURES Model Assembly MA Test Mode Test 8 14 68P80400P94 O 8 13 MA Test Mode Test Continued ...

Page 93: ...PS Global Positioning System Receiver Test Use this test on a unit to check its GPS functionality Yes No Phone returns location coordinates Find an open sky area Extend antenna and power up unit Obtain reference GPS receiver Yes No GPS not working Location coordinates match reference Activate GPS GPS working ...

Page 94: ...se poor color synchronization error Fail Pass Verify that the viewfinder shows the captured image correctly Power up the unit Enter the Model Assembly MA Test Mode Fail Pass Unit passed test Look for system coverage accessory or software problems Replace Flip Assembly and repeat the test Replace the main FPC and repeat the test Fail Pass Replace the main board ...

Page 95: ...he golden radio as transmitter determine pass or fail Then use the golden radio as receiver and determine pass or fail No Voice received on the receiving radio Place each radio on Channel 1 and Code 1 1 Edit 2 Edit 3 Scroll to 1 4 OK 5 Down to Code 6 Edit 7 Scroll to 1 8 OK 9 Back 1 Place Radios 5 10 feet apart 2 Press PTT on one radio Yes Fail if 5 attempts failed Pass Place radio under test and ...

Page 96: ...FIELD LEVEL TEST MODES AND PROCEDURES MOTOtalk 8 18 68P80400P94 O This page intentionally left blank ...

Page 97: ...rmance Soldering Station Pace HeatWise 200 with thermal recovery system or similar Tip 1 6mm 0 06 CHISEL P N1124 0019 P1 to fill lands Big during Land Preparation procedure Tip 2 0 40mm 0 016 1 64 60 BEVEL P N1124 0011 P1 to fill level lands Big during Land Preparation procedure Tip 3 10 80mm 425 BLADE P N1124 0501 P1 to wick off or level solder BGAs during Land Preparation procedure Microscope Le...

Page 98: ...5768C01 for rework of Bottom Connector RF Connector and Switches Rework Repair Requirements Temperatures Bottom heat is necessary to rework Quark boards Use Lead free Temperature Profile Ιndium Indalloy NC771 flux pen Motorola P N 1185768C01 must be used for rework of Bottom Connector RF Connector and Switches Board Preparation Moisture Indicators White dots must be removed before Rework or Baking...

Page 99: ... Recommended Equipment 6 3 Audio jack Cover Dog House must be removed If present prior Rework or Baking ...

Page 100: ... Recommended Equipment 6 4 Components Identification Battery Contacts Antenna Hot Contact SIM Contacts Audio Jack Accessory Connector ...

Page 101: ...a solder ing iron over each land uniformly The quantity of solder applied is critical to achieving accept able joints 3 Clean lands of flux residue Installation Procedure 1 Pick the new part and place it over the lands as per overlay or Pedro 2 Swing in microscope to aid on component alignment 3 Align part Tack if necessary and swing microscope out 4 Carefully cover component with appropriate Heat...

Page 102: ...Flux Sparingly J752 Audio Jack Mechanical Parts Repair Procedure J401 20 Pin Board to Flex Connector Mechanical Parts Repair Procedure Top 330ºC Bottom 100ºC N P07 OK Industries 151 min Pace 6 7 F over M105 and F over J600 dur ing Installation Procedure Top 330ºC Bottom 100ºC N P20 OK Industries 151 min Pace 6 7 Modified F over J752 during Installa tion Procedure ...

Page 103: ...71 ONLY Motorola P N 1185768C01 Use Flux Sparingly M002 SIMM Connector Mechanical Parts Repair Procedure Top 330ºC Bottom 100ºC N Q07 OK Industries 151 min Pace 6 7 I over M002 part of SH 3 during Removal Procedure L over M002 J401 during Installa tion Procedure Top 330ºC Bottom 100ºC N P32 OK Industries 151 min Pace 6 7 L over J400 during Installation Pro cedure Top 330ºC Bottom 100ºC N P32 ...

Page 104: ... Procedure OK Industries 201 min Pace 8 9 L over M002 J401 during Installa tion Procedure Top 330ºC Bottom 100ºC N P20 OK Industries 151 min Pace 6 7 F over J600 during Removal Proce dure F over J600 F over M105 during Installation Procedure Top 330ºC Bottom 100ºC N Q07 OK Industries 151 min Pace 6 7 J over J753 during Removal Proce dure J over J753 F over M2 during In stallation Procedure ...

Page 105: ...olvent away from switch area after rework to avoid reliability issues Tack down a couple of leads if necessary D401 through D412 LED Mechanical Parts Repair Procedure Top 330ºC Bottom 100ºC N P20 OK Industries 151 min Pace 6 7 F over M2 during Removal Proce dure F over M2 C over J753 during Installation Procedure Top 330ºC Bottom 100ºC N Q07 OK Industries 151 min Pace 6 7 I over nearby SW during R...

Page 106: ...ndalloy NC771 ONLY Use Flux Sparingly Always protect switches from heat and Flux intrusion to avoid component malfunction Top 330ºC No Bottom Heat N Q07 OK Industries 151 min Pace 6 7 I over nearby SW during Removal Procedure I over nearby SW A over LED during Installation Procedure ...

Page 107: ... Canada A 2 Replacement Parts When ordering replacement and accessory parts the complete part number should be included If the correct part number cannot be located call Motorola Parts Identification at 1 800 422 4210 A 3 Domestic Orders Send written orders for replacement parts test equipment or manuals to Motorola Inc Accessories and Aftermarket Division Attn Order Processing 1313 E Algonquin Ro...

Page 108: ...284MOTA i760 Battery Door NNTN2313MOTA International Battery Door Silver NNTN2296MOTA Desktop Chargers Q Series Dual Pocket Desktop Charger Kit NTN2073A Q Series Desktop Charger Insert NNTN6002A Battery Only Chargers Battery Only Charger NNTN5225A Rapid Travel Chargers Wall Mount Charger USA Black NNTN4963A Wall Mount Charger USA Two Tone Aftermarket NNTN4680A Wall Mount Charger Brazil Black NNTN4...

Page 109: ...D PTT headset over the ear NNTN5004A PTT headset over the head NNTN5005A PTT headset ear bud Black NNTN5006A PTT headset ear bud Chrome NNTN5330A Klaus Power Plug Adapters Euro Plug SYN7456A UK Plug SYN7455A Aus NZ Plug SYN8127A Korean Plug SYN7460A Escutcheon Labels i850 Label i850 Escutcheon Motorola NNTN6183A Label i850 Escutcheon International Motorola NNTN6337A Label i850 Escutcheon EZENFREE ...

Page 110: ... NNTN6327A Label i760 Escutcheon EZENFREE NNTN6319A Label i760 Escutcheon Nextel NNTN6326A Label i760 Escutcheon GRID NNTN6320A Label i760 Escutcheon Nextel International NNTN6323A Label i760 Escutcheon Avantel NNTN6322A Label i760 Escutcheon KTP NNTN6318A Label i760 Escutcheon Israel NNTN6321A Label i760 Escutcheon Xpress NNTN6317A Label i760 Escutcheon LINC NNTN6324A Label i760 Escutcheon TELUS ...

Page 111: ...ta Cable RS 232 Serial Port NKN6560A Data Cable USB NKN6559A Digital Volt Ohm Meter Keithly 2001 or eq Power Supply 0 15VDC 0 3A S1348D SIM Card Reference NTN9208 Torx Bit T 4 Commercially available Torx Bit T 6 6680387A70 Torx Driver calibrated RSX4043 Wrist Strap Static ground NTN9812 Table A 4 Recommended Programming Equipment Name Part Number Description Cable Data RS232 Cable Data USB NKN6560...

Page 112: ...eters iDEN Wireless Data Services Software Programs a laptop handheld device or desktop computer to use the i850 i760 unit as a modem to transfer circuit or packet data Interactive Map Software such as that made by DeLorme or Microsoft that supports NEMA 3 0 format Allows i850 i760 unit s GPS feature to provide approximate location data to a laptop computer or other device ...

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