LG KE970 free download

File name LG KE970.pdf

Service Manual Service Manual KE970 Model : KE970 Date: January, 2007 / Issue 1.0 REVISED HISTORY Editor Date Issue Contents of Changes S/W Version G.C. LIM 2006/03/29 0.1 * The information in this manual is subject to change without notice and should not be construed as a commitment by LGE Inc. Furthermore, LGE Inc. reserves the right, without notice, to make changes to equipment design as advances in engineering and manufacturing methods warrant. * This manual provides the information necessary to install, program, operate and maintain the KE970. -3- -4- Table Of Contents 1. INTRODUCTION ...7 5. Trouble shooting...72 1.1 Purpose ... 7 5.1 Trouble shooting test setup...72 1.2 Regulatory Information... 7 5.2 Power on Trouble...72 1.3 ABBREVIATION ... 9 5.3 Charging trouble ...76 5.4 LCD display trouble...78 2. PERFORMANCE ...11 5.5 Camera Trouble ...80 2.1 H/W Features...11 5.6 Receiver & Speaker trouble ...82 2.2 Technical specification...12 5.7 Microphone trouble ...84 5.8 Vibrator trouble ...86 3. TECHNICAL BRIEF ...17 5.9 Keypad back light trouble...88 3.1 KE970 Component Block diagram...17 5.10 Micro SD and SIM card trouble...90 3.2 Baseband Processor (BBP) 5.11 RF PART TROUBLESHOOTING ...93 Introduction ...18 3.3 Power management IC ...30 6. Download & S/W upgrade...108 3.4 Power ON/OFF ...35 6.1 S/W download setup ...108 3.5 SIM interface...37