Service Manuals, User Guides, Schematic Diagrams or docs for : LG TEL KG800 KG800_SVC_EN

<< Back | Home

Most service manuals and schematics are PDF files, so You will need Adobre Acrobat Reader to view : Acrobat Download Some of the files are DjVu format. Readers and resources available here : DjVu Resources
For the compressed files, most common are zip and rar. Please, extract files with Your favorite compression software ( WinZip, WinRAR ... ) before viewing. If a document has multiple parts, You should download all, before extracting.
Good luck. Repair on Your own risk. Make sure You know what You are doing.




Image preview - the first page of the document
KG800_SVC_EN


>> Download KG800_SVC_EN documenatation <<

Text preview - extract from the document
                               Service Manual
                                                Service Manual
                                                    KG800




                               Model : KG800




Date: July, 2006 / Issue 1.0
                                    Table Of Contents
1. INTRODUCTION ...............................5                           4.13 Microphone Trouble .............................94
   1.1 Purpose .................................................. 5        4.14 RTC Trouble ........................................96
   1.2 Regulatory Information............................ 5                4.15 Navigation KEY Problem .....................98
   1.3 Abbreviations .......................................... 7          4.16 Slider Detection..................................100
                                                                           4.17 Camera ..............................................102
2. PERFORMANCE...............................9                             4.18 Flash Trouble .....................................105
   2.1 H/W Features...........................................9            4.19 Multimedia MIC ..................................107
   2.2 Technical Specification ..........................10                4.20 USB....................................................109

3. TECHNICAL BRIEF ........................15                           5. DOWNLOAD .....................................111
   3.1 Power Transceiver ................................15
                                                                        6. BLOCK DIAGRAM ........................117
   3.2 13 MHz Clock.........................................22
   3.3 Switchplexer for Triband ........................22              7. Circuit Diagram ............................119
   3.4 Digital Main Processor ...........................24
   3.5 Analog Main & Power Management                                   8. pcb layout .....................................132
       Processor...............................................30
   3.6 Charging IC............................................37        9. ENGINEERING MODE ..................147
   3.7 CAMERA IC ...........................................40
                                                                           9.1 BB Test [MENU 1]................................148
   3.8 MIDI IC...................................................42
                                                                           9.2 RF Test [MENU 2]................................150
   3.9 Keypad Switches and Scanning ............46
                                                                           9.3 MF mode [MENU 3] .............................150
   3.10 Microphone ..........................................47
                                                                           9.4 Trace option [MENU 4] ........................151
   3.11 Main Speaker.......................................47
                                                                           9.5 Call timer [MENU 5] .............................151
   3.12 IO Interface ......................................... 48
                                                                           9.6 Fact. Reset [MENU 6] ..........................151
   3.13 EL DRIVER IC .....................................49
                                                                           9.7 S/W version..........................................151
   3.14 MEMORY.............................................50
   3.15 BLUETOOTH .......................................51             10. STAND ALONE TEST .................152
   3.16 LCD BACKLIGHT, FLASH LED                                           10.1 Introduction ........................................152
        CHARGE PUMP ..................................52
                                                                           10.2 Setting Method...................................152
   3.17 SLIDE SWITCH (U205) .......................53
                                                                           10.3 Means of Test ....................................153
   3.18 VIBRATOR...........................................54
   3.19 MULTIMEDIA MIC ...............................55                11. CALIBRATION.............................155
4. TROUBLESHOOTING ....................56                               12. EXPLODED VIEW &
   4.1 RX Trouble.............................................56            REPLACEMENT PART LIST ..... 163
   4.2 TX Trouble .............................................62          12.1 Exploded View .................................. 163
   4.3 Power On Trouble..................................69
                                                                           12.2 Replacement Parts ............................165
   4.4 Charging Trouble ...................................71
                                                                           12.3 Accessory ......................................... 185
   4.5 Vibrator Trouble .....................................73
   4.6 LCD Trouble.......................................... 75
   4.7 BT Trouble .............................................78
   4.8 Speaker Trouble ....................................81
   4.9 SIM Card Interface Trouble....................84
   4.10 Earphone Trouble ................................86
   4.11 EL Trouble ...........................................89
   4.12 Receiver Trouble..................................91



                                                                  -3-
-4-
                                                                            1. INTRODUCTION


1. INTRODUCTION

 1.1 Purpose
 This manual provides the information necessary to repair, calibration, description and download the
 features of this model.



 1.2 Regulatory Information

 A. Security
 Toll fraud, the unauthorized use of telecommunications system by an unauthorized part (for example,
 persons other than your company's employees, agents, subcontractors, or person working on your
 company's behalf) can result in substantial additional charges for your telecommunications services.
 System users are responsible for the security of own system. There are may be risks of toll fraud
 associated with your telecommunications system. System users are responsible for programming and
 configuring the equipment to prevent unauthorized use. The manufacturer does not warrant that this
 product is immune from the above case but will prevent unauthorized use of common-carrier
 telecommunication service of facilities accessed through or connected to it.
 The manufacturer will not be responsible for any charges that result from such unauthorized use.



 B. Incidence of Harm
 If a telephone company determines that the equipment provided to customer is faulty and possibly
 causing harm or interruption in service to the telephone network, it should disconnect telephone
 service until repair can be done. A telephone company may temporarily disconnect service as long as
 repair is not done.



 C. Changes in Service
 A local telephone company may make changes in its communications facilities or procedure. If these
 changes could reasonably be expected to affect the use of the this phone or compatibility with the
 network, the telephone company is required to give advanced written notice to the user, allowing the
 user to take appropriate steps to maintain telephone service.



 D. Maintenance Limitations
 Maintenance limitations on this model must be performed only by the manufacturer or its authorized
 agent. The user may not make any changes and/or repairs expect as specifically noted in this manual.
 Therefore, note that unauthorized alternations or repair may affect the regulatory status of the system
 and may void any remaining warranty.




                                                 -5-
1. INTRODUCTION




 E. Notice of Radiated Emissions
 This model complies with rules regarding radiation and radio frequency emission as defined by local
 regulatory agencies. In accordance with these agencies, you may be required to provide information
 such as the following to the end user.


 F. Pictures
 The pictures in this manual are for illustrative purposes only; your actual hardware may look slightly
 different.


 G. Interference and Attenuation
 Phone may interfere with sensitive laboratory equipment, medical equipment, etc.Interference from
 unsuppressed engines or electric motors may cause problems.


 H. Electrostatic Sensitive Devices

                                             ATTENTION
 Boards, which contain Electrostatic Sensitive Device (ESD), are indicated            by the sign.
 Following information is ESD handling:
 



◦ Jabse Service Manual Search 2022 ◦ Jabse PravopisonTap.bg ◦ Other service manual resources online : FixyaeServiceinfo