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Motorola L2, Service Manual

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Motorola L2 Service Manual Download Page 30

30

 

         October 14, 2005  

6809495A75-O

Disassembly

 L6

Removing and Replacing the Keypad PC Board

1.

Remove the battery cover, battery, SIM, antenna, transceiver PC board, and 
front housing, as described in the procedures.

2.

Use the plastic tweezers to remove the end of the coaxial cable from the chassis 
assembly (see Figure 20).

3.

Turn the keypad PC board over and remove the Board to Board (B2B) 
connector.

4.

To replace, align the keyboard connector of the keyboard with the keyboard 
connector on the transceiver board and press it into place.

5.

Thread the coaxial cable through the front hole in the front housing and 
alongside the keypad PC board.

6.

Reassemble the transceiver PC board, rear housing, battery, and battery cover 
as described in the procedures.

050788o

Figure 20. Removing and Replacing the Keypad PC Board

Coaxial Cable

Keypad Flex Cable

Plastic Tweezers

Chassis Assembly

Keypad PC Board

Summary of Contents for L2

Page 1: ...Level 1 and 2 Service Manual 6809495A75 O L6 Digital Wireless Telephone GSM 850 1800 1900 or 900 1800 1900 MHz GPRS ...

Page 2: ......

Page 3: ...acing the SIM 19 Removing and Replacing the Antenna 20 Removing and Replacing the Transceiver PC Board Shield 22 Removing and Replacing the Motor Vibrator 23 Removing and Replacing the Transceiver PC Board 24 Removing and Replacing the Camera Assembly 27 Removing and Replacing the Front Housing 28 Removing and Replacing the Keypad PC Board 30 Removing and Replacing the Keypad 31 Removing and Repla...

Page 4: ...er on the housing Use the entire model number when inquiring about the product Numbers are also assigned to chassis and kits Use these numbers when requesting information or ordering replacement parts Product Names Product names are listed on the front cover Product names are subject to change without notice Some product names as well as some frequency bands are available only in certain markets R...

Page 5: ...ams with the Motorola product About this Service Manual Using this service manual and the suggestions contained in it assures proper installation operation and maintenance of wireless telephones Refer questions about this manual to the nearest Customer Service Manager Audience This manual aids service personnel in testing and repairing of wireless telephones Service personnel should be familiar wi...

Page 6: ...be repaired but not refurbished as standard Appointed Motorola Service Hubs will perform warranty and non warranty field service for level 2 assemblies and level 3 limited PCB component The Motorola High Technology Centers will perform level 4 full component repairs Customer Support Customer support is available through dedicated Call Centers and in country help desks Product Service training shou...

Page 7: ... assembly along with a description of the related major assembly and of the component in question In the U S A to contact Motorola Inc on your TTY call 800 793 7834 Accessories and Aftermarket Division AAD Order replacement parts test equipment and manuals from AAD U S A Outside U S A Phone 800 422 4210 Phone 847 538 8023 FAX 800 622 6210 FAX 847 576 3023 Website http businessonline motorola com E...

Page 8: ...Li Ion battery 113mm x 49mm x 10 9mm 4 4 inches x 1 9 inches x 0 4 inches Size Volume 56 cc 3 41 in3 with battery Weight 89 grams 3 13 oz with battery Battery Life with standard 700 mAh Li Ion Battery Talk time up to 350 minutes Standby time up to 345 hours All talk and standby times are approximate and depend on network configuration signal strength and features selected Standby times are quoted ...

Page 9: ... 14 2005 9 Level 1 and 2 Service Manual Specifications 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 kbps Speech Coding Function Specification ...

Page 10: ...345 hours of standby time1 These telephones feature a 128 x 160 pixel display Features The L6 telephones use advanced self contained sealed custom integrated circuits to perform the complex functions required for GSM communication Aside from the space and weight advantage microcircuits enhance basic reliability simplify maintenance and provide a variety of operational functions Features available ...

Page 11: ...ersonal Information Management The L6 telephones contain a built in datebook with alarm reminders message center and a phonebook Other Features Detailed descriptions of other features available for the L6 wireless telephones are in the appropriate User s Guide listed in the Related Publications section toward the end of this manual User must subscribe to a caller line identification service throug...

Page 12: ...l Display LCD The L6 phones feature a 128 x 160 65K color CSTN color display offering 7 lines of text 1 line of icons and 1 line of prompts The display provides constant graphical representations of battery capacity and signal strength as well as the real time clock Figure 1 Controls and Indicators Left Soft Key Perform function in lower left display PTT Key 5 Way Navigation Joystick with Center S...

Page 13: ...ows common icons displayed on the LCD Whether a phone displays all indicators depends on the programming and services to which the user subscribes Figure 2 Display Idle Screen E U 040079b 6 Active Line 7 Message 8 Ring Style 9 Battery Level 5 Roam 3 PTT 2 GPRS 1 Signal Strength Service Provider 12 00 News and graphics from your Service Provider Setup Home Message 4 Bluetooth ...

Page 14: ...ia Pictures Sounds Camera Videos Video Camera E Bluetooth Link Handsfree Device History Setup w Settings see next panel optional features This is the standard main menu layout Your phone s menu may be a little different settings menu l Personalize Home Screen M Color Style ain Menu Greeting Wallpaper Screen Saver t Ring Styles Style Style Detail L Connection Bluetooth Link Sync H Call Forward Voic...

Page 15: ...al E All batteries can cause property damage and or bodily injury such as burns if a conductive material such as jewelry keys or beaded chains touch exposed terminals The conductive material may complete an electrical circuit short circuit and become quite hot Exercise care when handling any charged battery particularly when placing it inside a pocket purse or other container with metal objects G ...

Page 16: ...nds manual opening tool Used during assembly disassembly 6680388B01 Tweezers plastic Used during assembly disassembly RSX4043 A Torque Driver Used to remove and replace screws Torque Driver Bit T 5 Plus Used with torque driver HP34401A2 Digital Multimeter Used to measure battery voltage W FL2 LP N Coaxial cable connector extraction tool Used to remove cable connector from circuit board W FL LP IN ...

Page 17: ... To replace align the battery cover with the rear housing 4 Place the battery cover on the rear housing and gently press the battery cover until it snaps into place 5 Ensure that the battery cover tap is tucked in below the RF cover G Many of the integrated devices used in this phone are vulnerable to damage from ESD Ensure adequate static protection is in place when handling shipping and servicin...

Page 18: ...of the battery into the battery compartment with contacts facing downward 5 Press the top of the battery into the battery compartment 6 Replace the battery cover as described in the procedures o Figure 5 Removing and Replacing the Battery E There is a danger of explosion if the Lithium Ion battery is replaced incorrectly Replace only with the same type of battery or equivalent as recommended by th...

Page 19: ...e SIM holder by sliding it away from the SIM 3 Lift up the SIM and remove it from the phone see Figure 6 4 To replace slide the SIM into the SIM holder with the notched corner located as shown 5 Lock the SIM holder by sliding it toward the SIM 6 Reassemble the battery and battery cover as described in the procedures 050778o Figure 6 Removing and Replacing the SIM SIM SIM Holder unlock ...

Page 20: ...n the antenna cap see Figure 7 3 Use the metal tweezers to release the antenna cover latches see Figure 9 4 Carefully use the flat end of the disassembly tool to release two latches on the top end of the antenna cover then carefully lift the antenna cover away from the phone o Figure 7 Removing and Replacing the RF Grommet o Figure 8 Removing and Replacing the Antenna Cover Antenna Cover RF Gromme...

Page 21: ...makes contact with the RF contacts on the PC board 8 Align the antenna cover over the antenna 9 Place the curved edge of the antenna cover onto the phone 10 Carefully press the straight edge of the antenna cover into place until the latches snap into place 11 Insert the RF grommet fully into the opening on the antenna cover 12 Reassemble the SIM battery and battery cover as described in the proced...

Page 22: ...the phone Set the screws aside for re use see Figure 10 3 Lift the metal shield away from the phone 4 To replace place the PC board shield onto the phone Ensure screw holes are aligned 5 Insert and tighten the 6 T5 screws to a torque setting of 16 Ncm Do not overtighten 6 Reassemble the antenna SIM battery and battery cover as described in the procedures 050781o Figure 10 Removing and Replacing th...

Page 23: ... the disassembly tool or the plastic tweezers to lift the motor vibrator assembly from the PC board shield see Figure 11 4 To replace place the motor vibrator assembly into it s slot on the PC board shield Ensure that the spring contacts are facing upward and the motor flywheel can rotate freely 5 Reassemble the transceiver PC board shield antenna SIM battery and battery cover as described in the ...

Page 24: ...he alert speaker connector from it s socket on the transceiver PC board see Figure 12 4 Use the disassembly tool to unseat the flex connector from its socket on the Transceiver PC board see Figure 12 G This product contains static sensitive devices Use anti static handling procedures to prevent ESD and component damage G The flexible printed cable FPC flex is easily damaged Exercise extreme care w...

Page 25: ...l see Figure 13 to unseat the coaxial cable connector from the transceiver PC board see Figure 14 051259o Figure 13 Coaxial Cable Extraction Tool 051260o Figure 14 Coaxial Cable Extraction Coaxial cable extraction tool Coaxial cable extraction tool Attach extraction tool opening to coax connector and pull upward ...

Page 26: ...ce carefully insert the side edge of the transceiver PC board into the phone chassis 9 Carefully re attach the alert speaker wire connector display flex connector the main flex connector and the coaxial cable to the transceiver PC board see Figure 15 10 Reassemble the antenna SIM battery and battery cover as described in the procedures 051259o Figure 15 Coaxial Cable Connector Insertion Coaxial ca...

Page 27: ... replace align the camera grommet to the transceiver PC board 5 Align the camera assembly to the transceiver PC board 6 Carefully press the camera flex connector into its socket on the transceiver PC board 7 Reassemble the transceiver PC board antenna SIM battery and battery cover as described in the procedures G This product contains static sensitive devices Use anti static handling procedures to...

Page 28: ...sert the disassembly between the front housing and the chassis assembly see Figure 17 3 Slide the disassembly tool around the phone between the front housing and the phone to release the housing catches along the sides of the front housing see Figure 18 051593o Figure 17 Releasing the Front Housing Catches 050789o Figure 18 Removing the Front Housing Front housing Disassembly tool Front Housing ...

Page 29: ...lace attach the earpiece speaker to the front housing 8 Rotate the front housing over the chassis to align the front housing to the chassis 9 Carefully and gently press the front housing into the chassis until all of the housing catches are engaged 10 Reassemble the transceiver PC board antenna SIM battery and battery cover as described in the procedures 050807o Figure 19 Removing the Earpiece Spe...

Page 30: ... over and remove the Board to Board B2B connector 4 To replace align the keyboard connector of the keyboard with the keyboard connector on the transceiver board and press it into place 5 Thread the coaxial cable through the front hole in the front housing and alongside the keypad PC board 6 Reassemble the transceiver PC board rear housing battery and battery cover as described in the procedures 05...

Page 31: ...n the procedures 2 Lift the keypad up from one corner as shown in Figure 21 and remove it from the front housing 3 To replace align the keypad with the front housing and press it into place 4 Reassemble the transceiver PC board rear housing SIM battery and battery cover as described in the procedures 051594o Figure 21 Removing and Replacing the Keypad Keypad Plastic tweezers Receiver Front Housing...

Page 32: ...2 3 Lift up the top edge of the display module see Figure 23 4 Carefully thread the display flex cable through the slot in the chassis assembly and lift the display module away from the chassis 5 To replace align the display module to the chassis assembly 6 Hold the side of the display module near the flex cable away from the chassis assembly 051631o Figure 22 Removing and Replacing the Display Mo...

Page 33: ...fully thread the display flex connector through the opening on the chassis assembly 8 Lower the display module fully onto the chassis assembly and gently press it into place 9 Reassemble the transceiver PC board antenna SIM battery and battery cover as described in the procedures ...

Page 34: ...access to the net work Identification Each Motorola GSM phone is labeled with a variety of identifying numbers The following information describes the current identifying labels Mechanical Serial Number MSN The MSN is an individual unit identity number and remains with the unit throughout its life The MSN can be used to log and track a phone on Motorola s Service Center Database The MSN is divided...

Page 35: ...tion types or individual units The full IMEI structure is listed in Table 2 Where TAC Type Allocation Code formerly known as Type Approval Code NN Reporting body identifier XXXX Type Identifier YY YY is set to 00 from 01 01 2003 until 31 03 2004 ZZZZZZ Individual unit serial number A Phase 1 0 Phase 2 check digit defined as a function of all other IMEI digits Other label number configurations pres...

Page 36: ...ntification Label MOTOROLA INC FCC ID IHDT5UV1 EE 3 CANADA 109 182 230A TYPE UVKA 832 2412 CHANNEL OPERATION SWF3001A H7 25821A2 VY SN D414AF0EYAA A56 G6 Mfg by Type approval information NAMPS info analog Transceiver model code 39 Transceiver model Board tracking ID G6VYY Radio SN ESN year month of mfg warranty code APC Code Radio serial no ESN yr month of mfg warr code Code 39 D414AF0E8AA Week ye...

Page 37: ...IM slot 5 Replace the battery as described in the procedures 6 Press u to turn the phone ON Manual Test Mode Commands Table 3 Manual Test Commands Key Sequence Test Function Name Remarks Menu 048263 Enter manual test mode End Key Exit manual test mode 54 Suspend Required for all Test Mode Operations 0 0 0 Select tone 0 0 0 1 Select tone 1 0 0 2 Select tone 2 0 0 3 Select tone 3 0 0 4 Select tone 4...

Page 38: ...1800 10 0 5 10 0 6 Set dual band GSM 900 1800 10 1 0 Read band 3 GSM 4 DCS 5 PCS 6 GSM DCS 18 0 Initialize non volatile memory Master Reset 18 1 Initialize non volatile memory Master Clear 55 2 001 Test Display All pixels ON 55 2 000 Test Display All pixels OFF 55 2 002 Test Display Checkerboard pattern A 55 2 003 Test Display Checkerboard pattern B 55 2 004 Test Display Border pixels ON 06 IMEI C...

Page 39: ...eed to b b Transceiver board defective Replace the transceiver board refer to 1c Verify that the fault has been cleared and reassemble the phone with the new transceiver board 3 Display is erratic a Display module defective Temporarily replace the display module with a known good display module Verify that the fault is cleared and reassemble the phone with the new display module If the fault is st...

Page 40: ...Verify that the fault has been cleared and reassemble the phone with the new transceiver board 7 Vibrator feature not functioning a Vibrator defective Replace vibrator If the fault has not been cleared proceed to b b Transceiver board defective Replace the transceiver board refer to 1c Verify that the fault has been cleared and reassemble the phone with the new transceiver board 8 Internal Charger...

Page 41: ...14 2005 41 Level 1 and 2 Service Manual Troubleshooting Exploded View Diagram Figure 26 Exploded View Diagram 22 22 34 34 15 15 36 36 21 21 23 23 20 20 25 25 24 24 26 26 29 29 33 33 37 37 1 6 2 7 17 17 19 19 9 8 11 11 12 12 ...

Page 42: ...8 7571369A04 PCB cover poron pad 10 3571329A05 Microphone mesh 29 5971287A01 Vibrator Ass y w grommet 11 AALG4329AA Keypad PCB assembly 30 3371408A01 PCB cover label 12 8571365A01 Main antenna Euro Main antenna US 31 7571369A16 Main flex poron pad 13 0771366A01 Antenna support euro Antenna support US 32 6171261A01 Camera lens L6 only 14 3571270A01 Polyphonic speaker mesh 33 0170298Z17 Top rear cov...

Page 43: ...k Bluetooth Products SYN1107 Bluetooth Headset HS850 Paladin Refresh Blue Bluetooth Products SYN1226 Bluetooth Headset Aphrodite H700 Bluetooth Products SYN1311 Bluetooth Headset Genie Gray HS801 Bluetooth Products CHYN4590AB Bluetooth Headset Genie Pink HS801 Bluetooth Products CHYN4590AC Bluetooth Headset Genie Refresh Dk Blue HS815 Bluetooth Products SYN1201 Bluetooth Headset Genie Silver HS801...

Page 44: ...er UK HK Power Solutions SPN5190 Travel Charger EMU Mid Rate Switcher US ENG Power Solutions SPN5185 Travel Charger EMU Rapid Switcher Argentina Power Solutions SPN5197 Travel Charger EMU Rapid Switcher BRAZIL Power Solutions SPN5196 Travel Charger EMU Rapid Switcher HK Power Solutions SPN5199 Travel Charger EMU Rapid Switcher PRC Power Solutions SPN5198 Travel Charger EMU Rapid Switcher US Power ...

Page 45: ...vice Manual Troubleshooting Related Publications Programming Software Upgrade and Flexing Contact your local technical support engineer for information about equipment and procedures for flashing and flexing Motorola L6 User s Guide English 68XXXXX106 ...

Page 46: ...46 October 14 2005 6809495A75 O Troubleshooting L6 ...

Page 47: ...ational mobile station equipment identity 35 mechanical serial number 34 product 4 identification labels 34 36 IMEI 35 Introduction 4 K keypad PC board removing and replacing 30 31 keypad removing and replacing 31 L LCD 12 liquid crystal display LCD 12 M manual test mode 37 menu structure 14 motor vibrator removing and replacing 23 MSN 34 N names product 4 O operation 12 alert settings 14 battery ...

Page 48: ...ard 24 Tranceiver PC Board Shield 22 S serial number mechanical 34 service manual about 5 audience 5 conventions 6 scope 5 service policy 6 customer support 6 out of box failure 6 product support 6 shut down upon battery removal 15 SIM description 34 SIM removing and replacing 19 specifications 8 subscriber identity module SIM 34 support customer 6 product 6 T test equipment 16 tools disassembly 1...

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Page 50: ...ther trademarks indicated as such herein are trademarks of Motorola Inc Reg U S Pat Tm Off 2005 Motorola Inc All rights reserved Personal Communications Sector 789 International Parkway Room S2C Sunrise FL 33325 6220 6809495A75 6809495A75 O ...

Page 51: ...and 1900 MHz 19 20 22 23 16 17 13 14 EAGLE U50 CMOS PA Bias Circuit 33 32 10 34 11 12 B B to Algae VCC U700 EB1B EB0B OEB R_WB CS1B ADDRESS BUS DATA BUS K16 J19 G17 T16 BURSTCLK LBAB ECBB V17 T19 L16 N18 A1 24 D0 15 RESET OUT F3 C2 D6 E5 D5 J2 H1 H8 G7 C6 F4 from Atlas BATT DETB E2 USB VPIN USB_XRXD USB_VPOUT USB_VMIN USB_TXENB USB_VMOUT B16 A17 RF REG K2 SIM_REG A3 M17 Neptune Atlas USB RS232 Com...

Page 52: ...Q901 VCO REG VCO_DRV Main Source from M3 2 775V AG_REG V2 S G D Q903 M4 Q905 G S M1 3 2 4 1 R910 R911 D Switch B14 Current Control Q906 M2 DISP_LED2 DISP_LED3 DISP_LED1 only used in Atlas LEDKP C5 to U800 Atlas internal and AL circuit to U700 U800 U900 to J1401 to Neptune amd M1350 to U800 to U300 to U800 U1301 to Atlas J887 to U50 U150 Bluetooth Mini USB Charger and Power source Control from J887...

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