Geräte Informationen:

LG U310 Mobil Telefon
Hersteller:
LG
Modell: U310
Datum: 2006
Kategorie: Funk und Kommunikation
Gruppe: Mobil Telefon
Beschreibung:
Informationen:
                                    

Folgende Anleitungen sind für obiges Gerät verfügbar:

LG -- U310 -- Serviceanleitung
Dateiname: LG-3041-Manual-Page-1-Picture
Dokumenttyp: Serviceanleitung
Seitenanzahl: 188
Dateigröße: 3.89 Mbytes (4079195 Bytes)
Sprache: Englisch
Revision: 1
Dokument-ID/Nummer:
Datum: Oktober 2006
Qualität: Elektronisches Dokument, kein Scan, sehr gut lesbar.
Upload Datum:
MD5: 231c96a5ab28419812777560ff040aa8
ed2kID: 036cf4e06e88146a84390c70a904ef8b
Downloads: 271 seit 15 Januar 2012
Informationen:
1. INTRODUCTION .............................. 5
1.1 Purpose................................................... 5
1.2 Regulatory Information............................ 5
2. PERFORMANCE...............................7
2.1 System Overview .....................................7
2.2 Usable environment .................................8
2.3 Radio Performance ..................................8
2.4 Current Consumption.............................14
2.5 RSSI BAR ..............................................14
2.6 Battery BAR ...........................................14
2.7 Sound Pressure Level............................15
2.8 Charging ................................................16
3. TECHNICAL BRIEF ........................17
3.1 General Description ...............................17
3.2 GSM Mode.............................................20
3.3 WCDMA Mode.......................................23
3.4 LO Phase-locked Loop ..........................26
3.5 Off-chip RF Components .......................28
3.6 Digital Baseband(DBB/MSM6250A) ......35
3.7 Hardware Architecture ...........................36
3.8. Subsystem(MSM6250A).......................38
3.9. External memory interface ....................41
3.10. H/W Sub System.................................42
3.11 LG-U310 Main features........................66
4. TROUBLE SHOOTING ...................72
4.1 RF Component.......................................72
4.2 SIGNAL PATH .......................................73
4.3 Checking VCTCXO Block ......................75
4.4 Checking Ant. SW Module Block ...........78
4.5 Checking WCDMA Block .......................81
4.6 Checking GSM Block .............................87
4.7 Bluetooth RF Block ................................95
4.8 Power ON Trouble .................................97
4.9 USB Trouble ..........................................99
4.10 SIM Detect Trouble ............................100
4.11 Key Sense Trouble ............................101
4.12 Camera Trouble .................................102
4.13 Main LCD Trouble..............................103
4.14 Folder ON/OFF Trouble .....................105
4.15 Camera Direction Detection Trouble..106
4.16 Trans Flash Trouble...........................107
4.17 Audio Trouble Shooting .....................108
4.18 Charger Trouble Shooting..................118
5. DOWNLOAD .................................121
5.1 Introduction ..........................................121
5.2 Downloading Procedure.......................121
5.3 Troubleshooting Download Errors .......135
5.4 Caution.................................................140
6. BLOCK DIAGRAM........................141
6.1 GSM & WCDMA RF Block...................141
6.2 Interface Diagram ................................142
7. Circuit Diagram ............................143
8. pcb layout .....................................150
9. Calibration & RF Auto
Test Program ................................155
9.1 Configuration of HOT KIMCHI .............155
9.2 How to use HOT KIMCHI.....................159
9.3 Example for using HOT KIMCHI ..................160
10. EXPLODED VIEW &
REPLACEMENT PART LIST ..... 163
10.1 EXPLODED VIEW ............................ 163
10.2 Replacement Parts
.................... 165
........................... 169 10.3 Accessory ......................................... 187
LG-3041-Manual-Page-1-Picture
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