Table Of Contents - LG L320-BN Service Manual

SECTION 1
SAFETY PRECAUTIONS .................................................................................................................................1-2
SPECIFICATIONS ............................................................................................................................................1-4
FEATUERS LIST ..............................................................................................................................................1-4
LOCATION OF CUSTOMER CONTROLS .......................................................................................................1-5
SECTION 2
CABINET AND MAIN FRAME VIEW ...............................................................................................................2-1
PACKING & ACCESSORY VIEW ....................................................................................................................2-2
SECTION 3
CAMERA CONNECTION FOR ADJUSTMENT ...............................................................................................3-1
TRAINING MASTER .........................................................................................................................................3-7
POSSIBLE ISSUE CASE .................................................................................................................................3-8
TROUBLESHOOTING GUIDE .........................................................................................................................3-9
1. PICTURE DEAD ........................................................................................................................................3-9
2. POWER IS NOT OPERATED .................................................................................................................3-10
COMPONENT REPAIR GUIDE ......................................................................................................................3-11
WAVEFORMS .................................................................................................................................................3-13
WIRING DIAGRAM .........................................................................................................................................3-15
BLOCK & CIRCUIT DIAGRAMS ....................................................................................................................3-17
1. OVERALL BLOCK DIAGRAM ..................................................................................................................3-17
2. CCD BLOCK DIAGRAM ..........................................................................................................................3-19
3. CCD CIRCUIT DIAGRAM ........................................................................................................................3-21
4. CSP BLOCK DIAGRAM ...........................................................................................................................3-23
5. CSP CIRCUIT DIAGRAM ........................................................................................................................3-25
6. KEY/IF BLOCK DIAGRAM .......................................................................................................................3-27
7. KEY CIRCUIT DIAGRAM .........................................................................................................................3-29
8. I/F CIRCUIT DIAGRAM ............................................................................................................................3-31
9. POWER BLOCK DIAGRAM .....................................................................................................................3-33
10. POWER CIRCUIT DIAGRAM ................................................................................................................3-35
CIRCUIT VOLTAGE CHART ..........................................................................................................................3-37
PRINTED CIRCUIT BOARD DIAGRAMS ......................................................................................................3-39
1. CCD&CSP P.C. BOARD DIAGRAM .......................................................................................................3-39
2. KEY P.C. BOARD DIAGRAM ..................................................................................................................3-39
3. POWER P.C. BOARD DIAGRAM ............................................................................................................3-41
4. I/F P.C. BOARD DIAGRAM .....................................................................................................................3-41
SECTION 4
CONTENTS
GENERAL
CABINET & MAIN CHASSIS
ELECTRICAL
REPLACEMENT PARTS LIST
1-1