Philips 180P1L/00 Service Manual

18" TFT LCD Colour Monitor
Service
Service
Service
DVI-D & D-SUB Dual Input/DDC/Audio
Auto Picture Adjustment/Wide Viewing Angle
Description
Important Safety Notice..................................2
Technical Data & Power Management ............3~4
Connection to PC...........................................5
Installation & Accessories...............................6
Description of Controls...................................7
Advanced Control of OSD...............................8
Clock & Phase Adjustments............................9
OSD Menu Control Level Structure.................10~11
OSD Attention Signal.....................................12
Troubleshooting............................................13
Failure Mode of LCD Panel.............................14
USB Connection & USB Hub Installation.........15
Flat Panel Adjust (FP Adjust)......................... 16
Definition Of Pixel Defects..............................17
Wiring Diagram..............................................18
Mechanical Instructions..................................19~21
Electrical Instructions.....................................22~23
Factory Adjustment........................................24
Safety test Requirements...............................25
DDC Instructions............................................26~29
DDC Data.......................................................30~31
Repair Flow Chart...........................................32~35
Colour Adjustment..........................................36~42
PCBA Architecture..........................................43
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC
EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFORMER FOR THIS UNIT WHEN SERVICING.
REFER TO BACK COVER FOR IMPORTANT SAFETY GUIDELINES
Published by BCU Monitor Printed in Taiwan

TABLE OF CONTENTS

Page Description
Power Distribution Flow...................................44
Block Diagram & Control Panel C.B.A...............45
AC Adapter Schematic Diagram and C.B.A.......46
DC Converter & Video in Schematic Diagram....47
RGB Digitizer Diagram and Waveforms.............48
Scaling Schematic Diagram and Waveforms......49
MCU Schematic Diagram and Waveforms..........50
Frame buffer and Power Saving Diagram...........51
Audio & Control Panel Schematic Diagram.........52
TMDS Receiver and Main Panel C.B.A...............53
TTL to LVDS Signal Converter Diagram..............54
Audio Panel C.B.A............................................55
Repair tips .......................................................56
Exploded View..................................................57
Recommended Parts List...................................58
Spare Parts List................................................59~64
General Product Specification...........................65~87
LG LCD Panel...................................................88
Inverter Schematic Diagram (I)..........................89
Inverter Schematic Diagram (II).........................90
Inverter Panel C.B.A.........................................91
Recommended Parts List for Inverter ................92
Spare Parts List for Inverter...............................93
Spare Parts List for Inverter...............................94
©
Copyright reserved Subject to modification
180P1L/00(LG panel)
Horizontal frequencies
July 21 2000
30 - 82 kHz
Page
3138 106 10105
GB