Motorola U6 Service Manual
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Motorola U6 Service Manual

Motorola U6 Service Manual

Digital wireless telephone gsm 900/1800/1900 or 850/1800/1900 gprs
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Download this manual See also: User Manual, Manual
Level 1 and 2 Service Manual
6809493A76-O
U6
Digital Wireless Telephone
GSM 900/1800/1900 or 850/1800/1900 GPRS

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Summary of Contents for Motorola U6

  • Page 1 Level 1 and 2 Service Manual 6809493A76-O Digital Wireless Telephone GSM 900/1800/1900 or 850/1800/1900 GPRS...

  • Page 3: Table Of Contents

    1 and 2 U6 GSM 6809493A67-O Level 1 and 2 Service Manual Contents Contents Introduction ................5 Product Identification .
  • Page 4 Contents U6 GSM March 06, 2006 6809493A67-O...

  • Page 5: Introduction

    Available on a contract basis, Motorola Inc. offers comprehensive maintenance and installation programs that allow customers to meet requirements for reliable, continuous communications. To learn more about the wide range of Motorola service programs, contact your local Motorola products representative or the nearest Customer Service Manager. Product Identification Motorola products are identified by the model number on a label usually located under the battery.

  • Page 6: Computer Program Copyrights

    The Motorola products described in this manual may include Motorola computer programs stored in semiconductor memories or other media that are copyrighted with all rights reserved worldwide to Motorola. Laws in the United States and other countries preserve for Motorola, Inc. certain exclusive rights to the copyrighted...

  • Page 7: Warranty Service Policy

    Customer’s original units will be repaired but not refurbished as standard. Appointed Motorola Service Hubs will perform warranty and non-warranty field service for level 2 (assemblies) and level 3 (limited PCB component). Motorola High Tech Centers will perform level-4 (full component) repairs.

  • Page 8: Parts Replacement

    When ordering replacement parts or equipment, include the Motorola part number and description used in this service manual. When the Motorola part number of a component is not known, use the product model number or other related major assembly along with a description of the related major assembly and of the component in question.

  • Page 9: Specifications

    Level 1 and 2 Service Manual Specifications Specifications General Function Specification 824-848 MHz Tx Frequency Range GSM 850 869-893 MHz Rx 880-915 MHz Tx (with EGSM) Frequency Range GSM 900 925-960 MHZ Rx 1710-1785 MHz Tx Frequency Range DCS 1800 1805-1880 MHz Rx 1850-1910 MHz Tx Frequency Range PCS 1900...
  • Page 10 Specifications U6 GSM Speech Coding Function Specification 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 March 06, 2006 6809493A67-O...

  • Page 11: Product Overview

    User Interface (UI) for easier operation, allows Short Message Service (SMS) text messaging, Multi-media Messaging Services (MMS), and includes Personal Information Manager (PIM) functionality. the U6 is a tri- band phone that allows roaming within the GSM 850, 1800.1900 or GSM 900, 1800, 1900 depending on programming.
  • Page 12 Because the GSM standard does not allow you to store voice tags on the SIM card, voice tags are added to the phone’s memory. U6 telephones also include a voice note recorder that allows up to 2 minutes of personal messages to be recorded. This feature has a complete set of record, playback, and management tools that make it easy to store and maintain a list of personal memos.
  • Page 13 Level 1 and 2 Service Manual Product Overview menu will appear as the first menu and may be updated over-the-air with new services when customers request them. Simplified Text Entry There are three different ways to enter text using the phone keypad: •...

  • Page 14: General Operation

    General Operation Controls, Indicators, and Input / Output (I/O) Connections The U6 telephone’s external I/O connectors are located on the top of the phone. These consist of a headset jack and an accessory port. The external display, camera lens, and electronic flash are located on the front. A handsfree speaker is located on the back of the phone.

  • Page 15: Main Display

    Level 1 and 2 Service Manual General Operation Main Display The main display provides a 256k color backlit display for easy readability in all light conditions. The 176 x 220 display provides room for text, graphics, icons, and prompts. Display animation makes the phone’s menus move smoothly as the user scrolls up and down Turn animation off to conserve the battery.

  • Page 16: Icon Indicators

    General Operation U6 GSM Icon Indicators Your home screen may look different than the one below, depending on your service provider. Service Provider Date Messages 10/15/05 Recent Calls Browser Phonebook Clock STYLES CAMERA Left Soft Key Label Right Soft Key...
  • Page 17 Level 1 and 2 Service Manual General Operation EDGE/GPRS Indicator – Shows when your phone is using a high-speed Enhanced Data for GSM Evolution (EDGE) or General Packet Radio Service (GPRS) network connection. Indicators can include: * = GPRS PDP context È...

  • Page 18: Battery Function

    Location Indicator – Shows when your phone can send location information Ö or not Ñ. Alert Settings U6 telephones include up to 32 preset ring tones and vibrations that can be applied to all alert events at the same time. ➧...

  • Page 19: Tools And Test Equipment

    GSM / DCS Test SIM Used to enable manual test mode. 1. To order in North America, contact Motorola Aftermarket and Accessories Division (AAD) at (800) 422-4210 or FAX (800) 622-6210; Internationally, AAD can be reached by calling (847) 538-8023 or faxing (847) 576-3023.

  • Page 20: Disassembly

    U6 GSM Disassembly This section provides instructions for the disassembly of U6 telephones. Tools and equipment used for the phone are listed in Table 1, preceding. Many of the integrated devices used in these phones are vulnerable to damage from ESD.
  • Page 21 Level 1 and 2 Service Manual Disassembly Slide the battery away from the retainer lip, and out of the phone. (see Figure 2). Retainer Lip Battery 040940o Figure 2. Removing the Battery 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 the battery manufacturer.

  • Page 22: Removing And Replacing The Subscriber Identity Module (Sim)

    Disassembly U6 GSM Removing and Replacing the Subscriber Identity Module (SIM) Remove the battery cover and battery as described in the procedures. Slide the SIM out of the SIM holder as shown in Figure 3. 050098o Figure 3. Removing the SIM Carefully lift the SIM out of the phone.

  • Page 23: Removing And Replacing The Front And Rear Housings

    Level 1 and 2 Service Manual Disassembly Removing and Replacing the Front and Rear Housings This product contains static-sensitive devices. Use anti-static handling procedures to prevent electrostatic discharge (ESD) and component damage. Remove the battery cover, battery, and SIM as described in the procedures. Using a Torx driver with a T-6 bit, remove the 2 machine screws and the 2 self tapping screws on the rear housing (see Figure 4).
  • Page 24 Disassembly U6 GSM Turn the phone over and use the disassembly tool to separate the front housing from the rear housing as shown in Figure 6. Use the disassembly to gentle pry around the sides and lift the front housing and keypad from the phone.
  • Page 25 Level 1 and 2 Service Manual Disassembly The flexible printed cable (FPC) (flex) is easily damaged. Exercise extreme care when handling. Side Key Flex Plastic Tweezers Transceiver PCB Assembly Side Key Flex 050105o Figure 6. Removing the Side Key Flex Carefully lift the entire transceiver PCB assembly and flip assembly away from the rear housing assembly (see Figure 7).

  • Page 26: Removing And Replacing The Transceiver Board Assembly

    Disassembly U6 GSM Remove the plastic side keys from the rear housing. Set the side keys aside for reuse. To replace, insert the side keys into the rear housing. Lower the flip assembly and transceiver PCB assembly into the rear housing.
  • Page 27 Level 1 and 2 Service Manual Disassembly Rotate the end of the transceiver PCB assembly upward at an angle. Carefully slide the transceiver PCB assembly away from the flip assembly. Be careful not to damage the display flex cable, Transceiver PCB Assembly Flip Assembly Display Flex Connector Disassembly Tool...

  • Page 28: Removing And Replacing The Keypad

    Disassembly U6 GSM Removing and Replacing the Keypad Remove battery cover, battery, SIM, front and rear housing assemblies as described in the procedures. Using the plastic tweezers, lift the keypad, away from the front housing assembly (see Figure 9). Keypad...

  • Page 29: Removing And Replacing The Motor/Vibrator Assembly

    Level 1 and 2 Service Manual Disassembly Removing and Replacing the Motor/Vibrator Assembly Remove the battery cover, battery, SIM, and front and rear housings as described in the procedures. Use the disassembly tool to pry the motor/vibrator assembly out of its compartment in the rear housing assembly (see Figure 10).

  • Page 30: Removing And Replacing The Flip Display Lens

    Disassembly U6 GSM Removing and Replacing the Flip Display Lens Remove the battery cover, battery, SIM, antenna, rear housing, transceiver board assembly, and keypad assembly as described in the procedures. Carefully insert the disassembly tool between the flip assembly housing and the display lens.

  • Page 31: Testing The Flip Assembly

    Disassembly Testing the Flip Assembly This test checks the ability of the flip assembly to open to its full range of motion. Test requires the U6 -90 degree test fixture (available from AMS, Part-Number 19700155) (see Figure 20). 060047o Figure 12. Flip Assembly Test Fixture...
  • Page 32 Disassembly U6 GSM Remove the battery door and battery from the U6 phone and insert the U6 onto the test fixture (see Figure 13). 060065o Figure 13. Insert the U6 Onto the Test Fixture Ensure that the test fixture sits on a flat and horizontal surface.
  • Page 33 Level 1 and 2 Service Manual Disassembly Slide the flip assembly down and then quickly move your hand away from the flip to allow the flip to open (see Figure 22). 060066o Figure 14. Opening the Flip Assembly 6809493A67-O March 06, 2006...
  • Page 34 Disassembly U6 GSM Check the angel of the opened flip. The angle must be between 90 degrees and fully open (see Figure 15). If the angle is less than 90 degrees, the flip assembly must be replaced. 90 degrees fully open 060066o Figure 15.

  • Page 35: Removing And Replacing The Flip Assembly

    Level 1 and 2 Service Manual Disassembly Removing and Replacing the Flip Assembly Remove the battery cover, battery, SIM, front and rear housing, and transceiver board assembly as described in the procedures. Remove 2 T3 Plus screws located near the hinge and 2 T6 screws near the top of the flip assembly (see Figure 16).
  • Page 36 Disassembly U6 GSM Use the disassembly tool to release the 4 latches on the inside of the flip housing (see Figure 17). Flip Assembly Flip Assembly Latch Flip Assembly Latch Disassembly Tool Flip Housing 050422o Figure 17. Removing the Flip Cover Latches Carefully lift the flip cover away from the flip assembly.

  • Page 37: Removing And Replacing The Flip Display Assembly

    Level 1 and 2 Service Manual Disassembly Removing and Replacing the Flip Display Assembly Remove the battery cover, battery, SIM, antenna, rear housing, transceiver board assembly, keypad assembly, flip display lens, and flip assembly, as described in the procedures. Turn the flip assembly over to reveal the CLI lens. The flexible printed cable (FPC) (flex) is easily damaged.
  • Page 38 Disassembly U6 GSM Use the metal tweezers to remove the auto close spring on each side of the flip assembly (see Figure 19)) Flip Assembly Auto close spring 060097o Figure 19. Removing the Flip Auto Close Springs Carefully slide the hinge assembly out of the flip assembly (see Figure 20).
  • Page 39 Level 1 and 2 Service Manual Disassembly Use the disassembly tool to pry the display out of the flip assembly housing (see Figure 21). Display Assembly Disassembly Tool Flip Assembly 050416o Figure 21. Removing the Display Assembly To replace, align the display assembly to the flip assembly. Carefully lower the display assembly onto the flip assembly.

  • Page 40: Removing And Replacing The Camera Assembly

    Disassembly U6 GSM Removing and Replacing the Camera Assembly Remove the battery cover, battery, SIM, antenna, rear housing, transceiver board assembly, flip assembly, and flip CLI lens assembly as described in the procedures. The FPC (flex) is easily damaged. Exercise extreme care when handling.

  • Page 41: El (Electroluminescent) Mylar Removal And Replacement

    Level 1 and 2 Service Manual EL (Electroluminescent) Mylar Removal and Replace- ment EL (Electroluminescent) Mylar Removal and Replacement Removing the EL Mylar Remove 4 screws from the back of the phone. Screw Screw Screw Screw 060254o Figure 23. 6809493A67-O March 06, 2006...
  • Page 42 EL (Electroluminescent) Mylar Removal and Replacement U6 GSM Hold assembly vertical as shown in Fig. 2. The transceiver housing is loose near the Hinge barrel. Note DO NOT PUSH side buttons in during disassembly procedure. 060255o Figure 24. Securely hold the flip assembly and the top portion of the transceiver housing as shown.
  • Page 43 Level 1 and 2 Service Manual EL (Electroluminescent) Mylar Removal and Replace- ment Rotate and then pull the transceiver housing away from flip as shown. 060261o Figure 26. Place the flip assembly with the PCB attached down in the open position. The Keypad/Front housing assembly is loose and can be removed from the assembly.
  • Page 44 EL (Electroluminescent) Mylar Removal and Replacement U6 GSM Disengage the Flip assembly flex from the PCB. 060274o Figure 28. Rotate the PCB from the flip assembly. 060277o Figure 29. March 06, 2006 6809493A67-O...
  • Page 45 Level 1 and 2 Service Manual EL (Electroluminescent) Mylar Removal and Replace- ment Remove the side button flex from the PCB by peeling up slowly to allow adhesive to pull up as well. Note: Side button flex will not be re-used. 060278o Figure 30.
  • Page 46 EL (Electroluminescent) Mylar Removal and Replacement U6 GSM 10. Starting from the top corner, lift the EL/Mylar assembly and peel slowly along the edge. Try not to tear the EL/Mylar for easier removal. In some cases if the Panel tears, peel the remaining material off. A black stick may be used to scrap the remaining material off.
  • Page 47 Level 1 and 2 Service Manual EL (Electroluminescent) Mylar Removal and Replace- ment 11. There will be adhesive remaining on the board. Using Alcohol and a clean wipe, rub against the PCB area in a circular motion to remove excessive material. 060281o Figure 33.

  • Page 48: Replacing The El Mylar

    EL (Electroluminescent) Mylar Removal and Replacement U6 GSM 12. Use a dry portion of the wipe to wipe away the remaining alcohol from the PCB. 060282o Figure 34. 13. Remove and discard the Kapton tape from the light sensor and microphone hole.
  • Page 49 Level 1 and 2 Service Manual EL (Electroluminescent) Mylar Removal and Replace- ment Remove the EL/Mylar adhesive liner from the back side of the new Mylar. 060284o Figure 35. 6809493A67-O March 06, 2006...
  • Page 50 EL (Electroluminescent) Mylar Removal and Replacement U6 GSM Place El/Mylar onto fixture as shown. El/Mylar outer liner is aligned with fixture posts. 060285o Figure 36. Place the PCB panel and align to fixture, use the same alignment posts as the EL/Mylar.
  • Page 51 Level 1 and 2 Service Manual EL (Electroluminescent) Mylar Removal and Replace- ment Pull the handle down and apply pressure on the panel until the PSA spring loaded pins are fully compressed. Hold for 5 seconds and release. 060287o Figure 38. 6809493A67-O March 06, 2006...
  • Page 52 EL (Electroluminescent) Mylar Removal and Replacement U6 GSM Remove the PCB vertically from fixture and turn over. Rub finger over the Mylar to ensure the adhesive is set. 060288o Figure 39. Remove liner from bottom right corner. 060288o Figure 40.

  • Page 53: Replacing The Side Key Flex

    Level 1 and 2 Service Manual EL (Electroluminescent) Mylar Removal and Replace- ment Replacing the Side Key Flex Equipment/Material needed: 060290o Figure 41. • 1 Side flex fixture • 1 Side flex assembly • 1 PCB 6809493A67-O March 06, 2006...
  • Page 54 EL (Electroluminescent) Mylar Removal and Replacement U6 GSM Remove Liner from back of the side flex assembly using pull tab. 060291o Figure 42. Align the flex around the top corner. Rub finger over the liner to ensure the adhesive is set.

  • Page 55: Connecting The Side Button Flex Grommet To Flip Assembly

    Level 1 and 2 Service Manual EL (Electroluminescent) Mylar Removal and Replace- ment Connecting the Side Button Flex Grommet to Flip Assembly Insert grommet in the hinge barrel opening. Align the locating feature inside of hinge barrel (fig. 2) with cut out area in grommet (fig. 3). 060291o Figure 44.

  • Page 56: Connecting The Transceiver To The Flip Assembly

    EL (Electroluminescent) Mylar Removal and Replacement U6 GSM Connecting the Transceiver to the Flip Assembly Equipment/Material: 060312o Figure 46. • 1 PCB • 1 Flip March 06, 2006 6809493A67-O...
  • Page 57 Level 1 and 2 Service Manual EL (Electroluminescent) Mylar Removal and Replace- ment Insert PCB into the Hinge Barrel opening at a 90 degree angle as shown. Use grommet’s USB recess area to align the board. Note: Hinge flex should be at the left of the board out of the way.

  • Page 58: Connecting The Transceiver Housing To Flip/Pcb Assembly

    EL (Electroluminescent) Mylar Removal and Replacement U6 GSM Connect the Hinge flex. Note: Do not close flip. This may cause Hinge to lock up if over traveled. 060308o Figure 49. Connecting the Transceiver Housing to Flip/PCB Assembly Equipment/Material: • 1 Rear Housing •...
  • Page 59 Level 1 and 2 Service Manual EL (Electroluminescent) Mylar Removal and Replace- ment Hold unit firmly and turn over. 060306o Figure 51. 6809493A67-O March 06, 2006...
  • Page 60 EL (Electroluminescent) Mylar Removal and Replacement U6 GSM Assemble the side button flex assembly into rear housing assembly and behind the preassembled buttons. 060305o Figure 52. Attach the front housing by inserting the front housing tabs beneath the hinge barrel opening.
  • Page 61 Level 1 and 2 Service Manual EL (Electroluminescent) Mylar Removal and Replace- ment Slide front housing/keypad assembly down and snap into place. 060303o Figure 54. Turn assembly to the rear and insert (2) Machine screws into the hinge barrel area. 060291o Figure 55.
  • Page 62 EL (Electroluminescent) Mylar Removal and Replacement U6 GSM Insert (2) self threading screws into rear housing to the front housing. 060301o Figure 56. March 06, 2006 6809493A67-O...

  • Page 63: Subscriber Identity Module (Sim) And Identification

    The Mechanical Serial Number (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 into 4 sections as shown in Figure 57.
  • Page 64 Subscriber Identity Module (SIM) and Identification U6 GSM International Mobile Station Equipment Identity (IMEI) The International Mobile station Equipment Identity (IMEI) number is an individual number unique to the PCB and stored within the phone's memory. The IMEI uniquely identifies an individual mobile station provides a way to control access to GSM networks based on mobile station types or individual phones.

  • Page 65: Troubleshooting

    Level 1 and 2 Service Manual Troubleshooting Troubleshooting Table 3. Level 1 and 2 Troubleshooting Chart SYMPTOM PROBABLE CAUSE VERIFICATION AND REMEDY Measure battery voltage across a 50 ohm (>1 Watt) load. If the battery voltage is <3.25 Vdc, a) Battery either discharged or recharge the battery using the appropriate 1.
  • Page 66 Troubleshooting U6 GSM Table 3. Level 1 and 2 Troubleshooting Chart (Continued) SYMPTOM PROBABLE CAUSE VERIFICATION AND REMEDY Replace the transceiver board assembly (refer 4. Incoming call alert transducer audio to 1c). Verify that the fault has been cleared and Faulty transceiver board assembly.
  • Page 67 Level 1 and 2 Service Manual Troubleshooting Table 3. Level 1 and 2 Troubleshooting Chart (Continued) SYMPTOM PROBABLE CAUSE VERIFICATION AND REMEDY Replace the transceiver board assembly (refer b) Transceiver board assembly to 1c). Verify that the fault has been cleared and defective.

  • Page 68: Programming: Software Upgrade And Flexing

    Troubleshooting U6 GSM Programming: Software Upgrade and Flexing Contact your local technical support engineer for information about equipment and procedures for flashing and flexing. March 06, 2006 6809493A67-O...

  • Page 69: Part Numbers

    Level 1 and 2 Service Manual Part Numbers Part Numbers The following tables are provided as a reference for the parts associated with U6 telephones. 6809493A67-O March 06, 2006...

  • Page 70: Exploded View Diagram

    Part Numbers U6 GSM Exploded View Diagram 050453o Figure 58. Exploded View Diagram (Flip Assembly) March 06, 2006 6809493A67-O...
  • Page 71 Level 1 and 2 Service Manual Part Numbers 051454o Figure 59. Exploded View Diagram 6809493A67-O March 06, 2006...

  • Page 72: Exploded View Parts List

    Part Numbers U6 GSM Exploded View Parts List Table 4. Exploded View Parts list Item # Part # Description Item # Part # Description 6188596Y01 Main Display Lens 0371254C01 Slider Plug Set Screw 0389064Y01 Flip Thread Forming Screws 4371935B01 Flip Slider Spacers...

  • Page 73: Accessories

    Bluetooth Car Kit - Asia/Americas S9642 Bluetooth Car Kit - Euro S9643 Consumer Personalization Carry Case URL Licensee Carry Case U6 leather pouch in-box syn1335 Wrist strap with screen cleaner SYN1336 Wrist strap U6 leather SYN1337 Screen Cleaner U6 leather...
  • Page 74 Accessories U6 GSM Table 5. U6 Accessories (Continued) Description Kit Number Travel Charger EMU Rapid Plus Japan SPN5260 Travel Charger EMU Rapid Plus TWN EMU SPN5263 Charger Adapter - Aust/NZ Plug SYN8127 Charger Adapter - Euro Plug SYN7456 Charger Adapter - UK Plug...
  • Page 75 1 and 2 Index Level 1 and 2 Service Manual Index U6 GSM 6809493A67-O active line indicator 17 GPRS indicator 17 alert settings 16 identification 63 battery international mobile station equipment identity 64 function 18 mechanical serial number 63 gauge 18...
  • Page 76 Index U6 GSM exploded view diagram 70 service procedure parts list 72 ordering replacement parts 8 product shut down changes 5 upon battery removal 18 identification 5 Side Button Flex Grommet to Flip Assembly 55 names 5 Side Key Flex 53...
  • Page 78 MOTOROLA, the Stylized M Logo, and all other trademarks indicated as such herein are trademarks of Motorola, Inc. All other product or service names are the property of their respective owners. ® Reg. U.S. Pat. & Tm. Off. © 2006 Motorola, Inc.

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