Philips 150B1C/00 Servise Manual

15" LCD Colour Monitor
Service
Service
Service
DDC/Power saving /
User-friendliness Control
Description
Important Safety Notice . . . . . . . . . . . . . . . . . . . 2
Technical Data. . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Accessories & Front View . . . . . . . . . . . . . . . . . 4
Connecting to PC . . . . . . . . . . . . . . . . . . . . . . . . 5
OSD Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . 6
Attention Signals . . . . . . . . . . . . . . . . . . . . . . . . . 7
Troubleshootings . . . . . . . . . . . . . . . . . . . . . . . . 8
Clock & Phase Adjustment. . . . . . . . . . . . . . . . . 9
FP Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Pixel Defection . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Mechanical Instructions . . . . . . . . . . . . . . . . . . . 12~13
Safety Test Requirements . . . . . . . . . . . . . . . . . 14
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 15
DDC Instructions. . . . . . . . . . . . . . . . . . . . . . . . . 16~19
DDC Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Electrical Instructions . . . . . . . . . . . . . . . . . . . . . 21~22
Factory Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Colour Adjustment . . . . . . . . . . . . . . . . . . . . . . . 24~30
PCB Architecture . . . . . . . . . . . . . . . . . . . . . . . . 31
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
SOG & OSD Schematic Diagram
& Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
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 Monitors Printed in Taiwan

Table of Contents

Page Description
Power In & Video In Schematic Diagram
& Waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
CPU Schematic Diagram & Waveforms . . . . . . 35
Scaler (GMZ2A) Schematic Diagram
& Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
ADC & Clock Schematic Diagram
& Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
DC/DC Converter Schematic Diagram
& Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Inverter Schematic diagram & B.C.A.. . . . . . . . 39
Digital Decoder Schematic Diagram
(for reference only) . . . . . . . . . . . . . . . . . . . . . . . 40
Main C.B.A. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Control C.B.A. & Schematic Diagram . . . . . . . 42
Repair Tips. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Exploded View. . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Recommended Part List (including Inverter) . . 45
CPT LCD Panel Recommended Parts . . . . . . . 46
Spare Part List . . . . . . . . . . . . . . . . . . . . . . . . . . 47~51
Power Distribution Flow . . . . . . . . . . . . . . . . . . . 52
Repair Flow Chart . . . . . . . . . . . . . . . . . . . . . . . . 53~55
General Specifications . . . . . . . . . . . . . . . . . . . . 56~73
SAFETY NOTICE
©
Copyright reserved Subject to modification
150B1C/00 (CPT Panel)
Jun 20 2000
Horizontal frequencies
31 - 60kHz
Page
GB 3138 106 10091