Philips 230WP7NS Service Manual

23" LCD Monitor
Service
Service
Service
Description
Important Safety Notice -------------------------------2
Technical Data------------------------------------------3
Connection to PC---------------------------------------4
On-screen Display(OSD)--------------------------- 5~7
Warning Message --------------------------------------8
Aging Mode/OSD Lock/unlock----------------------- -9
Factory Mode ----------------------------------------- 10
Definition of pixel defects----------------------------11
Panel Failure Mode ----------------------------------- 12
Trouble Shooting --------------------------------13~14
Mechanical Instructions ----------------------------- 15
Display Adjustments -------------------------- 16~17
DDC Instructions & DDC Data ----------------- 18~25
Firmware Upgrade for CPU --------------------- 26~27
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 Suzhou
TABLE OF CONTENTS
Description
Page
Electrical Instructions --------------------------- 28~29
Safety Test Requirement ----------------------------- 30
«
Repair Tips ---------------------------------------- 31~32
Repair Flow Chart -------------------------------- 33~35
Function Block Diagram-------------------------------36
Scaler Schematic Diagram & C.B.A --------------37~43
Power Schematic Diagram & C.B.A --------------44~46
USB Diagram & C.B.A -----------------------------47~50
Control Schematic Diagram & C.B.A ------------51~52
Exploded View--------------------------------------- --53
General Product Specification -------------------54~74
Recommended/Spare parts list------------------75~78
Different Parts List ------------------------------------ 79
Revision List--------------------------------------------80
SAFETY NOTICE
Copyright reserved Subject to modification F
Hudson 7
Horizontal frequencies
30 - 94 KHz
Nov. 25 2005
Page
GB 3138 106 10493