Motorola V551 Service Manual
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Motorola V551 Service Manual

Motorola V551 Service Manual

Gsm quad-band wireless telephone
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Level 1 and 2 Service Manual
V551/V555 GSM
Quad-Band Wireless Telephone
GSM 850/900/1800/1900 MHz
EDGE

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Summary of Contents for Motorola V551

  • Page 1 Level 1 and 2 Service Manual V551/V555 GSM Quad-Band Wireless Telephone GSM 850/900/1800/1900 MHz EDGE...

  • Page 3: Table Of Contents

    Level 1 and 2 Service Manual Contents V551 GSM Contents Introduction ................. 3 Product Identification .
  • Page 4 Contents V551 GSM September 28, 2004 6809490A38-O...

  • Page 5: Introduction

    Available on a contract basis, Motorola Inc. offers comprehensive maintenance and installation programs that enable 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 the housing.

  • Page 6: Computer Program Copyrights

    Scope The scope of this manual is to provide basic information relating to the V551/V555 telephone, and provide procedures and processes for repairing the phone at Level 1 and 2 service centers including: •...

  • Page 7: Warranty Service Policy

    Customer’s original phone 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). The Motorola High Technology 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 the 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 V551 GSM Receiver Specification Time to Camp Approximately 5-10 seconds Speech Coding Function Specification Regular pulse excitation / linear predictive coding Speech Coding Type with long term prediction (RPE LPC with LTP) Bit Rate 13.0 kbps Frame Duration 20 ms...

  • Page 11: Product Overview

    (SMS) text messaging, and includes personal information manager (PIM) functionality. The V551/V555 is a quad-band phone that allows roaming within the GSM 900 MHz, (DCS) 1800 MHz digital cellular system, the GSM 850 MHz, and PCS 1900 MHz bands.
  • Page 12 Other Features Detailed descriptions of other features available for the V551/V555 wireless telephone are in the appropriate V551/V555 GSM User’s Guide listed in the Related Publications section toward the end of this manual. September 28, 2004...

  • Page 13: General Operation

    V555 menu structure. A scroll key allows you to move easily through menus. Liquid Crystal Display (LCD) The V551/V555 phone features a 176 x 220 color display offering 3 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.

  • Page 14: User Interface Menu Structure

    Status Icons show the status of your phone. Real-Time Clock shows the current time. Date shows the current date. Soft Key Labels provide selectable options in screen display. User Interface Menu Structure Figure 3 shows the V551/V555 telephone menu structure. September 28, 2004 6809490A38-O...

  • Page 15: Menu Map

    • Brightness • DTMF • Master Reset • Master Clear m Phone Status • My Tel. Numbers • Credit Info/Available * • Active Line * • Battery Meter • Other Information Figure 3. V551/V555 Menu Structure 6809490A38-O September 28, 2004...

  • Page 16: Alert Settings

    V551 GSM Alert Settings ® The Motorola V551/V555 phone incorporates the VibraCall discreet vibrating alert that helps to avoid disturbing others when a ringing phone is unacceptable. Alerts can be set to ring only, vibrate only, vibrate then ring, or no ring or vibrate.

  • Page 17: Tools And Test Equipment

    Used to measure battery voltage. 1. To order in North America, contact Motorola Aftermarket and Accessories Division (AAD) by phone at (800) 422-4210 or FAX (800) 622-6210; Internationally, you can reach AAD by phone at (847) 538-8023 FAX (847) 576-3023.

  • Page 18: Disassembly

    Disassembly V551 GSM Disassembly This section describes how to disassemble a V551/V555 telephone. Tools and equipment used are listed in Table 1. 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 servicing any internal components.

  • Page 19: Removing And Replacing The Battery

    Level 1 and 2 Service Manual Disassembly Removing and Replacing the Battery Remove the battery cover as described in the procedures. Lift the top end of the battery as indicated by the arrow in Figure 5. Lift the battery up and out of the battery compartment. Battery Figure 5.

  • Page 20: Removing And Replacing The Sim Card

    Disassembly V551 GSM Removing and Replacing the SIM Card Remove the battery cover and battery as described in the procedures. Slide the SIM card clip forward and lift the SIM card out SIM Card SIM Card Clip Cut Corner Figure 6. Removing and Replacing the SIM Card To replace, insert the SIM card into the SIM card holder with the "cut"...

  • Page 21: Removing And Replacing The Antenna

    Level 1 and 2 Service Manual Disassembly Removing and Replacing the Antenna Remove the battery cover, battery, and SIM card as described in the proce- dures. Unscrew the antenna counterclockwise as shown in Figure 7. Antenna Figure 7. Removing and Replacing the Antenna To replace, insert the antenna and screw it in clockwise.

  • Page 22: Removing And Replacing The Rear Housing

    Disassembly V551 GSM Removing and Replacing the Rear Housing Remove the battery cover, battery, SIM card and antenna as described in the procedures. Note: The antenna must be removed before the rear housing can be removed. ® Remove the 2 rubber screw covers and using a Torx driver with a T-6 bit, remove the 4 screws from the rear housing (see Figure 8).

  • Page 23: Removing And Replacing The Transceiver Pc Board

    Level 1 and 2 Service Manual Disassembly Removing and Replacing the Transceiver PC Board Remove the battery cover, battery, SIM card, antenna, and rear housing as described in the procedures. This product contains static-sensitive devices. Use anti-static handling procedures to prevent ESD and component damage. Insert the flat end of the disassembly tool under the flip flex connector and gently pry up as shown in Figure 9.

  • Page 24: Removing And Replacing The Keypad

    Disassembly V551 GSM Removing and Replacing the Keypad Remove the battery cover, battery, SIM card, antenna, rear housing, and transceiver PC board, as described in the procedures. Using plastic tweezers, gently lift up the keypad and remove it from the front housing as shown in Figure 10.

  • Page 25: Removing And Replacing The Microphone

    Level 1 and 2 Service Manual Disassembly Removing and Replacing the Microphone Remove the battery cover, battery, SIM card, antenna, rear housing, and the transceiver PC board as described in the procedures. Use plastic tweezers remove the microphone grommet. Use the plastic tweezers to unplug the microphone from the transceiver board as shown in Figure 11.

  • Page 26: Removing And Replacing The Flip Assembly

    Disassembly V551 GSM Removing and Replacing the Flip Assembly Remove the battery cover, battery, SIM card, antenna, rear housing, and transceiver board assembly as described in the procedures. Insert a small screw driver between the flip assembly and the flip knuckle.

  • Page 27: Removing And Replacing The Front Flip Cover

    Level 1 and 2 Service Manual Disassembly Removing and Replacing the Front Flip Cover Remove the battery cover, battery, SIM card, antenna, rear housing, and transceiver board assembly, and flip assembly as described in the procedures. Use tweezers, remove the 4 rubber screw covers from the flip. Retain the screw covers for reassembly.

  • Page 28: Removing And Replacing The Metal Flip Shield

    Disassembly V551 GSM Removing and Replacing the Metal Flip Shield Remove the battery cover, battery, SIM card, antenna, rear housing, and transceiver board assembly, flip assembly and the front flip cover as described in the procedures. Using a small screw driver, gently pry the metal flip shield off of the flip assembly, exposing the rubber gasket.

  • Page 29: Removing And Replacing The Camera

    Level 1 and 2 Service Manual Disassembly Removing and Replacing the Camera Remove the battery cover, battery, SIM card, antenna, rear housing, and transceiver board assembly, flip assembly, the front flip, metal flip shield and rubber gasket as described in the procedures. Using a small screw driver, gently pry the camera flex connector lock tab and unplug the camera flex from the connector.

  • Page 30: Removing And Replacing The Flip/Vibrator Motor Flex

    Disassembly V551 GSM Removing and Replacing the Flip/Vibrator Motor Flex Remove the battery cover, battery, SIM card, antenna, rear housing, and transceiver board assembly, flip assembly, the front flip, metal flip shield, rubber gasket and the camera flex as described in the procedures.

  • Page 31: Removing And Replacing The Display Assembly

    Level 1 and 2 Service Manual Disassembly Removing and Replacing the Display Assembly Remove the battery cover, battery, SIM card, antenna, rear housing, and transceiver board assembly, flip assembly, the front flip, metal flip shield, rubber gasket, camera flex, and the flip/vibrator motor flex as described in the procedures.

  • Page 32: Telephone Identification

    Telephone Identification V551 GSM Telephone Identification Identification Label Each Motorola GSM phone is labeled with a variety of identifying numbers. Figure 16 describes the current identifying labels. Type approval Mfg by information MOTOROLA INC. FCC ID: IHDT5UV1 EE 3 CANADA: 109 182 230A; TYPE:UVKA...

  • Page 33: Troubleshooting

    Troubleshooting Troubleshooting Manual Test Mode Motorola V551/V555 telephones are equipped with a manual test mode capability. This allows service personnel to verify functionality and perform fault isolation by entering keypad commands. To enter the manual test command mode, a GSM / DCS test SIM must be used.
  • Page 34 Troubleshooting V551 GSM Table 2. Manual Test Commands (Continued) Key Sequence Test Function/Name Remarks 5*0*8 Set audio level 8 5*0*9 Set audio level 9 5*0*10 Set audio level 10 5*0*11 Set audio level 11 5*0*12 Set audio level 12 5*0*13...

  • Page 35: Troubleshooting Chart

    Level 1 and 2 Service Manual Troubleshooting Troubleshooting Chart Table 3. Level 1 and 2 Troubleshooting Chart SYMPTOM PROBABLE CAUSE VERIFICATION AND REMEDY 1. Telephone will not turn on or stay on. a) Battery either discharged or Measure battery voltage across a 50 ohm (>1 defective.
  • Page 36 Troubleshooting V551 GSM Table 3. Level 1 and 2 Troubleshooting Chart (Continued) SYMPTOM PROBABLE CAUSE VERIFICATION AND REMEDY 4. Incoming call alert transducer audio Faulty transceiver board assembly. Replace the transceiver board assembly (refer distorted or volume is too low.

  • Page 37: Programming: Software Upgrade And Flexing

    Level 1 and 2 Service Manual Troubleshooting Table 3. Level 1 and 2 Troubleshooting Chart (Continued) SYMPTOM PROBABLE CAUSE VERIFICATION AND REMEDY b) Transceiver board assembly Replace the transceiver board assembly (refer defective. to 1c). Verify that the fault has been cleared and reassemble the unit with the new transceiver board assembly.

  • Page 38: Part Numbers

    Part Numbers V551 GSM Part Numbers The following section provides a reference for the parts associated with V551/V555 telephones. Exploded View Diagram Figure 19. V551/V555 Exploded View Diagram September 28, 2004 6809490A38-O...

  • Page 39: Exploded View Parts List

    Level 1 and 2 Service Manual Part Numbers Exploded View Parts List Table 4. Exploded View Parts List Item Motorola Part Item Motorola Part Description Description Number Number Number Number 0188162Y01 Housing Flip Cover 8489806N01 Main Board 0188163Y01 Camera Lens Bezel...

  • Page 40: Accessories

    Bluetooth Quadrant Speakerphone SYN0736 Retractable Self Install Car Kit SNY0613 Universal Self Install Egret Style Base Unit SYN0890 Razorbill Style Base Unit SYN0888 Adapter Motorola CE Bus SYN1004 Vehicle Power Adapter SYN0707 Audio & Connectivity: Bluetooth Headset HS820 SYN0945 Retractable Headset SYN9050...

  • Page 41: Related Publications

    Level 1 and 2 Service Manual Part Numbers Related Publications V551 User Guide 6809486A96 6809490A38-O September 28, 2004...
  • Page 42 Part Numbers V551 GSM September 28, 2004 6809490A38-O...

  • Page 43: Index

    1 and 2 6809490A38-O Level 1 and 2 Service Manual Index V551 GSM Index names product 3 alert settings 14 operation 11 alert settings 14 battery battery 14 charge indicator 14 controls, indicators, and I/O connectors 11 function 14 icons 12...
  • Page 44 Index V551 GSM ordering 6 replacing battery 17 battery cover 16 microphone 23 transceiver board 23 service manual about 4 audience 4 conventions 5 scope 4 service policy 5 customer support 5 out of box failure 5 product support 5...
  • Page 46 MOTOROLA, the Stylized M Logo, and all other trademarks indicated as such herein are trademarks of Motorola, Inc. ® Reg. U.S. Pat. & Tm. Off. © 2004 Motorola, Inc. All rights reserved. Personal Communications Sector, 789 International Parkway, Room S2C Sunrise, FL 33325-6220.

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