User Manuals: LG KC550 Mobile Phone LCD

Manuals and User Guides for LG KC550 Mobile Phone LCD. We have 2 LG KC550 Mobile Phone LCD manuals available for free PDF download: Service Manual, User Manual

LG KC550 Service Manual

LG KC550 Service Manual (183 pages)

Brand: LG | Category: Cell Phone | Size: 11 MB

Table of Contents

Table of Contents
4
1 Introduction

6
- Purpose
  6
- Regulatory Information
  6
- Abbreviation
  8
2 General Performance

10
- H/W Features
  10
- Technical Specification
  11
3 Technical Brief

18
- KC550 Component Block Diagram
  18
- Main Chip Introduction
  19
- Baseband Part Introduction
  21
- Power Management Unit
  37
- Power ON/OFF
  42
- SIM Interface
  46
- Memory
  47
- LCD Display
  49
- Keypad Switching & Scanning
  52
- Keypad Back-Light Illumination
  53
- LCD Back-Light Illumination
  54
- JTAG Interface Connector
  56
- Audio
  57
- USB Charging Circuit
  61
- Bluetooth
  62
- FM Radio
  65
- Micro SD External Memory Card Slot
  66
- 18Pin Multi Media Interface Connector
  68
4 RF Circuit Technical Brief

70
- General Description
  70
- Receiver Part
  72
- Transmitter Part
  73
- RF Synthesizer
  74
- Dcxo
  75
- Front End Module Control
  75
- Power Amplifier Module
  76
- Mode Selection
  77
5 PCB Layout

78
- Main PCB Component Placement
  78
6 Trouble Shooting

83
- Trouble Shooting Test Setup
  83
- Power on Trouble
  84
- Charging Trouble
  87
- LCD Display Trouble
  89
- Camera Trouble
  92
- Receiver & Speaker Trouble
  94
- Microphone Trouble
  96
- Ear-MIC Jack Detection Trouble
  97
- Vibrator Trouble
  98
- Keypad Back Light Trouble
  99
- Key Backlight
  100
- SIM & Usd Trouble
  102
- RF Troubleshooting
  105
- RF Receiver Path Troubleshooting
  109
- RF Transmitter Path Troubleshooting
  112
- Pam Circuit
  114
7 Download & S/W Upgrade

117
- Download Program User Guide
  117
- Multi-Download Program Setting
  118
8 Circuit Diagram

120
9 Bgm Pin Map

130
10 Pcb Layout

136
11 RF Calibration

144
- Test Equipment Setup
  144
- Calibration Step
  144
12 Stand-Alone Test

150
- Test Program Setting
  150
- Tx Test
  152
- Rx Test
  153
13 Engineering Mode

154
14 Exploded View & Replacement Part List

156
- Exploded View
  156
- Replacement Parts
  158
- Main Component
  162
- Accessory
  181

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LG KC550 User Manual

LG KC550 User Manual (106 pages)

User Guide

Brand: LG | Category: Cell Phone | Size: 3 MB

Table of Contents

Table of Contents
6
1 Set up

10
Getting to Know Your Phone

10
Open View

11
Installing the SIM and Battery

12
Memory Card

15
Menu Map

16
Your Standby Screen

17
- The Quick Keys
  17
- The Main Menu
  17
- The Status Bar
  18
3 The Basics

19
Calls

19
- Making a Call
  19
- Making a Call from Your Contacts
  19
- Answering and Rejecting a Call
  19
- Adjusting the Call Volume
  20
- Speed Dialling
  20
- Viewing Your Call Logs
  20
- Using Call Divert
  21
- Using Call Barring
  21
- Changing the Call Settings
  22
Contacts

23
- Searching for a Contact
  23
- Adding a New Contact
  23
- Contact Options
  23
- Adding a Contact to a Group
  24
- Renaming a Group
  24
- Adding a Picture to a Contact
  24
- Copying Your Contacts to Your SIM
  25
- Deleting All Your Contacts
  25
- Viewing Information
  25
Messaging

26
- Sending a Message
  26
- Entering Text
  27
- Setting up Your Email
  28
  - Sending an Email Using Your New Account
    29
- Message Folders
  29
- Managing Your Messages
  30
- Using Templates
  30
- Changing Your Text Message Settings
  31
- Changing Your Multimedia Message
  31
- Settings
  31
- Changing Your Email Settings
  32
- Changing Your Other Settings
  32
4 Get Creative

33
Camera

33
- Taking a Quick Photo
  33
- After You've Taken Your Photo
  33
- Getting to Know the Viewﬁ Nder
  34
- Using the Quick Settings
  34
- Using the Fl Ash
  35
- Changing the Image Size
  35
- Viewing Your Saved Photos
  36
  - Setting a Photo as Wallpaper or Picture ID
    36
Video Camera

37
MP3 Player

40
- Transferring Music Onto Your Phone
  40
- Playing a Song
  40
- Using Options While Playing Music
  40
- Creating a Playlist
  41
- Playing a Playlist
  41
- Editing a Playlist
  41
- Deleting a Playlist
  42
FM Radio

43
- Using the FM Radio
  43
- Searching for Stations
  43
- Resetting Channels
  43
- Listening to the Radio
  43
Voice Recorder

44
- Using the Voice Recorder
  44
- Recording Your Voice Memo
  44
- Sending a Voice Recording
  44
- Using the Muvee Studio
  44
My Stuff

45
- Images
  45
- Images Options Menu
  45
- Sending a Photo
  46
- Organising Your Images
  46
- Deleting an Image
  46
- Deleting Multiple Images
  46
- Creating a Slide Show
  47
- Sounds
  47
- Using a Sound
  47
- Videos
  47
- Watching a Video
  47
- Using Options While Video Is Paused
  48
- Sending a Video Clip
  48
- Video Options Menu
  48
- Documents
  49
- Viewing a Document
  49
- Others
  49
- External Memory
  49
- Using Your Phone as a Mass Storage Device
  49
- Transferring a Fi Le to Your Phone
  50
- Bluetooth
  51
Games and Apps

52
- Playing a Game
  52
- Viewing Applications
  52
- Changing the Network Proﬁ Le
  52
- M-Toy
  52
5 Get Organised

53
Organiser

53
- Adding an Event to Your Calendar
  53
- Editing a Calendar Event
  53
- Sharing a Calendar Event
  54
- Adding a Memo
  54
Tools

55
- Setting Your Alarm
  55
- Using Your Calculator
  55
- Using the Stopwatch
  55
- Converting a Unit
  56
- Adding a City to Your World Clock
  56
- SIM Services
  56
Browser

57
- Accessing the Web
  57
  - Adding and Accessing Your Bookmarks
    57
- Saving a Page
  58
- Accessing a Saved Page
  58
- Viewing Your Browser History
  58
- Changing the Web Browser Settings
  58
7 Settings

59
Settings

59
- Changing Your Proﬁ Les
  59
- Personalising Your Proﬁ Les
  59
- Changing Your Date & Time
  59
- Changing the Language
  59
- Changing Your Display Settings
  59
- Changing Your Security Settings
  60
- Using Fl Ight Mode
  60
- Resetting Your Phone
  61
- Viewing Memory Status
  61
- Changing Your Bluetooth Settings
  61
- Changing Your Connectivity Settings
  61
- Pairing with Another Bluetooth Device
  62
- Using a Bluetooth Headset
  62
Accessories

63
Network Service

64
Technical Data

64
- General
  64
- Ambient Temperatures
  64
Guidelines for Safe and Efﬁ Cient Use

66

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