1. Manuals
  2. Brands
  3. Motorola Manuals
  4. Cordless Telephone
  5. V635
  6. Service manual

Motorola V635 Service Manual

Digital wireless telephone, gsm 900/1800/850/1900 mhz, gprs
Hide thumbs Also See for V635:
Table of Contents

Advertisement

Quick Links

Download this manual See also: Owner's Manual, User Manual
Level 1 and 2 Service Manual
V635
Digital Wireless Telephone
GSM 900/1800/850/1900 MHz, GPRS

Advertisement

Table of Contents
loading

Related Manuals for Motorola V635

Summary of Contents for Motorola V635

  • Page 1 Level 1 and 2 Service Manual V635 Digital Wireless Telephone GSM 900/1800/850/1900 MHz, GPRS...

  • Page 3: Table Of Contents

    Level 1 and 2 Service Manual Contents V635 6809490A75-O Introduction ................. 5 Product Identification .
  • Page 4 Contents V635 November 15, 2004 6809490A75-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 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 V635 Speech Coding Function Specification Block Length 260 bits Classes Class 1 bits = 182 bits; Class 2 bits = 78 bits Bit Rate with FEC Encoding 22.8 kbps November 17, 2004 6809490A75-O...

  • Page 11: Product Overview

    GSM 900 MHz, (DCS) 1800 MHz digital cellular system, the GSM 850 MHz, and PCS 1900 MHz bands. V635 telephones support GPRS and SMS in addition to traditional circuit switched transport technologies.
  • Page 12 Because the GSM standard does not provide the option to store voice tags onto the SIM card, voice tags are added to the phone’s memory. V635 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: Controls, Indicators, And Input / Output (I/O) Connections

    General Operation Controls, Indicators, and Input / Output (I/O) Connections The V635 telephone’s controls are located on the sides of the device and on the keypad. Indicators, in the form of icons, are displayed on the LCD (see Figure 2).

  • Page 14: General Operation

    General Operation V635 Color Liquid Crystal Display (LCD) The color LCD provides a 4096 color backlit display for easy readability in all light conditions. The large bit-mapped 128 x 128 pixel display provides 3 lines of text, 1 line of icons, and 1 line of prompts.
  • Page 15 Level 1 and 2 Service Manual General Operation roams, or seeks another network. • Message Waiting Indicator. Appears when the phone receives a text mes- sage. This is a network-dependent feature. • Voice Message Waiting Indicator. Appears when a voicemail message is received.

  • Page 16: User Interface Menu Structure

    * optional features 041218o Figure 3. Menu Structure Alert Settings V635 telephones include up to 32 preset ring tones and vibrations that can be applied to all alert events at the same time. ➧ Pressing either volume key will mute the alert.

  • Page 17: Battery Function

    Level 1 and 2 Service Manual General Operation Battery Function Battery Gauge The telephone displays a battery level indicator icon in the idle screen to indicate the battery charge level. The gauge shows four levels: 100%, 66%, 33%, and Low Battery.
  • Page 18 General Operation V635 November 17, 2004 6809490A75-O...

  • 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

    V635 Disassembly The procedures in this section provide instructions for the disassembly of V635 telephones. Tools and equipment used for the phone are listed in Table 1, preceding. Many of the integrated devices used in this equipment are vulnerable to damage from electrostatic discharge (ESD).
  • Page 21 Level 1 and 2 Service Manual Disassembly Lift the end of the battery and remove it completely. See Figure 2. Battery 041170o 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 V635 Removing and Replacing the Subscriber Identity Module (SIM) Remove the battery door and battery as described in the procedures. SIM Latch 041173o Figure 3. Removing the SIM Slide the SIM holder away from the SIM to unlock as shown in Figure 3.

  • Page 23: Removing And Replacing The Antenna

    Level 1 and 2 Service Manual Disassembly Removing and Replacing the Antenna Remove the battery door and battery as described in the procedures. By hand, rotate the antenna counterclockwise until loose. See Figure 4. Antenna 041174o Figure 4. Removing the antenna When the antenna threads are completely disengaged, pull the antenna straight out of the phone to remove.

  • Page 24: Removing And Replacing The Rear Housing

    Disassembly V635 Removing and Replacing the Rear Housing This product contains static-sensitive devices. Use anti-static handling procedures to prevent electrostatic discharge (ESD) and component damage. Remove the battery cover, battery, SIM, and antenna as described in the procedures. In addition to 4 screws, the rear housing assembly is fastened with plastic latches.
  • Page 25 Level 1 and 2 Service Manual Disassembly Using the disassembly tool, release the housing latch on each side of the phone as shown in Figure 6. 041176o Figure 6. Removing the rear housing Carefully lift the rear housing away from the front housing and flip assembly. The flip assembly and the front housing can also be removed at this point in the disassembly procedure.

  • Page 26: Removing And Replacing The Transceiver Board Assembly

    Disassembly V635 Removing and Replacing the Transceiver Board Assembly This product contains static-sensitive devices. Use anti-static handling procedures to prevent electrostatic discharge (ESD) and component damage. Remove the battery cover, battery, SIM, antenna, and rear housing as described in the procedures The flexible printed cable (FPC) (flex) is easily damaged.
  • Page 27 Level 1 and 2 Service Manual Disassembly Lift the transceiver board assembly out of the front housing. See Figure 8. Transceiver PCB Assembly 041181o Figure 8. Removing the transceiver board assembly To replace, insert the transceiver board assembly into the front housing with the flex connector on top.

  • Page 28: Removing And Replacing The Real-Time Clock (Rtc) Battery

    Disassembly V635 Removing and Replacing the Real-Time Clock (RTC) Battery Remove the battery cover, battery, SIM, antenna, rear housing, and transceiver board assembly as described in the procedures. Use the disassembly tool to pry the RTC battery out of its socket on the transceiver board (see Figure 9).

  • Page 29: Removing And Replacing The Keypad, Volume/Smart And Voice Buttons

    Level 1 and 2 Service Manual Disassembly Removing and Replacing the Keypad, Volume/Smart and Voice Buttons Remove battery cover, battery, SIM, antenna, rear housing, and transceiver board assembly as described in the procedures. Using the tweezers, lift the keypad assembly out of the front housing with caution (see Figure 10).

  • Page 30: Removing And Replacing The Headphone Speaker Jack

    Disassembly V635 Removing and Replacing the Headphone Speaker Jack Remove the battery cover, battery, SIM, antenna, and rear housing as described in the procedures. Using the disassembly tool, gently pry up on the headphone speaker jack to remove it from the rear housing as shown in Figure 11. Be careful not to damage the leads.

  • Page 31: Removing And Replacing The Polyphonic Speaker Assembly

    Level 1 and 2 Service Manual Disassembly Removing and Replacing the Polyphonic Speaker Assembly Remove the battery cover, battery, SIM, antenna, rear housing, and headphone speaker jack as described in the procedures. Remove the speaker baffle wall as described in Figure 12A. Use the disassembly tool to pry the polyphonic speaker assembly out of the rear housing as shown in Figure 12B.

  • Page 32: Removing And Replacing The Flip Assembly

    Disassembly V635 Remove the knuckle from the flex cable and flip assembly (see Figure 13). Flip Assembly Knuckle Flip Assembly Keypad Housing Display Flex Connector 031649o Figure 13. Removing the flip assembly knuckle Carefully slide the display flex cable through the keypad housing assembly (see Figure 14).
  • Page 33 Level 1 and 2 Service Manual Disassembly connector through the slot on the keypad housing assembly. Avoid damage to the flex cable. Place the flip knuckle over the flex cable and align knuckle to keypad housing. Replace the transceiver board assembly, rear housing, antenna, SIM, battery, and battery cover as described in the procedures.

  • Page 34: Removing And Replacing The Flip Cli Lens Assembly

    Disassembly V635 Removing and Replacing the Flip CLI Lens Assembly Remove the battery cover, battery, SIM, antenna, rear housing, and transceiver board assembly and flip assembly as described in the procedures. Slide the flip assembly cover away from the flip assembly (see Figure 15).
  • Page 35 Level 1 and 2 Service Manual Disassembly Release the latch on each side of the flip assembly (see Figure 17). CLI Lens Assembly Latch 041189o Figure 17. Releasing the CLI Lens Assembly Latch Disconnect the CLI lens flex connector from the flip assembly PCB located under the CLI lens assembly.

  • Page 36: Removing And Replacing The Display Assembly

    Disassembly V635 Removing and Replacing the Display 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. Remove the camera assembly boot (see Figure 19A).
  • Page 37 Level 1 and 2 Service Manual Disassembly Carefully slide the flex cable through the slot in the flip housing (see Figure 20). 041194o Figure 20. Removing the Flex Cable Assembly To replace, carefully slide the flex cable through the slot in the flip housing. Carefully lower the display assembly into place in the flip assembly.

  • Page 38: Removing And Replacing The Cli Display Module

    Disassembly V635 Removing and Replacing the CLI Display Module Remove the battery cover, battery, SIM, antenna, flip assembly, flip display assembly, as described in the procedures. The flexible printed cable (FPC) (flex) is easily damaged. Exercise extreme care when handling.
  • Page 39 Level 1 and 2 Service Manual Disassembly Lift the CLI up to expose the Zero Insertion Force (ZIF) connector (see Figure 22). CLI Display CLI Display Flex ZIF Connector 041199o Figure 22. Removing the CLI display flex connector Pull up on the ZIF connector latch to open it. Carefully slide the CLI display flex cable out of the ZIF connector.

  • Page 40: Subscriber Identity Module (Sim) And Identification

    The Mechanical Serial Number (MSN) is an individual unit identity number and remains with the unit throughout the life of the unit. The MSN can be used to log and track a unit on Motorola's Service Center Database. The MSN is divided into 4 sections as shown in Figure 23.
  • Page 41 Level 1 and 2 Service Manual Subscriber Identity Module (SIM) and Identification International Mobile Station Equipment Identity (IMEI) The International Mobile station Equipment Identity (IMEI) number is an individual number unique to the PCB and is stored within the unit's memory. The IMEI uniquely identifies an individual mobile station and thereby provides a means for controlling access to GSM networks based on mobile station types or individual units.

  • Page 42: Troubleshooting

    V635 Troubleshooting Manual Test Mode Motorola V635 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 43 Level 1 and 2 Service Manual Troubleshooting Table 3. 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 Set audio level 13 5*0*14...

  • Page 44: Troubleshooting Chart

    Troubleshooting V635 Troubleshooting Chart Table 4. 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 45 Level 1 and 2 Service Manual Troubleshooting Table 4. 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. to 1c).

  • Page 46: Programming: Software Upgrade And Flexing

    Troubleshooting V635 Table 4. 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 47: Part Number Charts

    Level 1 and 2 Service Manual Part Number Charts Part Number Charts The following charts are provided as a reference for the parts associated with V635 telephones. Related Publications Motorola V635 User’s Guide, English 68XXXXXX79 6809490A75-O November 16, 2004...

  • Page 48: Exploded View Diagram

    Part Number Charts V635 Exploded View Diagram 041171o Figure 24. Exploded view diagram November 16, 2004 6809490A75-O...

  • Page 49: Exploded View Parts List

    Replace only with the same type of battery or equivalent as recommended by the battery manufacturer. Dispose of used batteries according to the manufacturer’s instructions. To order parts please use the following Link: https://wissc.motorola.com/wissc_root/main/BrowserOK.html (Password is Required) For information on ordering parts please contact EMEA at +49 461 803 1638. 6809490A75-O...

  • Page 50: Accessories

    Part Number Charts V635 Accessories Table 6. V635 Accessories Kit Number Description SYN7875 Headset - Neckloop SYN8908 Headset Boom Mic Noise Cancel SYN9350 Headset Mono Customizable SYN8390 Headset Mono Earbud - Universal (Black) AAYN4264 Headset Mono Earbud - Universal (Silver)
  • Page 51 Level 1 and 2 Service Manual Part Number Charts Table 6. V635 Accessories (Continued) Kit Number Description SPN4940 Travel Charger CE Bus Mid-Rate Switcher - US SPN5037 Travel Charger CE Bus Mid-Rate Switcher - US SPN5049 Travel Charger CE Bus Rapid Switcher - US...
  • Page 52 Part Number Charts V635 November 16, 2004 6809490A75-O...
  • Page 53 1 and 2 Index Level 1 and 2 Service Manual Index V635 6809490A75-O alert setting indicator 16 identification 40 alert settings 17 international mobile station equipment identity 41 antenna, removing and replacing 23 mechanical serial number 40 product 5 IMEI 41...
  • Page 54 Index V635 changes 5 customer support 7 identification 5 out of box failure 7 names 5 product support 7 publications, related 47 service procedure ordering replacement parts 8 shut down upon battery removal 18 real-time clock battery, removing and replacing 28...
  • Page 56 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. © 2004 Motorola, Inc.

Table of Contents