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21.5W LCD Color Monitor Chassis: Meridian 3
227E3QSU/69
Service 227E3QSU/93
Service
Service
Description Page Description Page
Table of Contents......................................................1 6.2 Power Board.......................................................21
Revision List.............................................................2 6.3 Key Board.................................................23
Important Safety Notice............................................3 6.4 LED Board.................................................24
1. Monitor Specifications............................................5 7. PCB Layout................................................25
2. LCD Monitor Description........................................7 7.1 Scaler Board............................................25
3. Operation Instructions............................................8 7.2 Power Board.............................................27
3.1 General Instructions.....................................8 7.3 Key Board.................................................29
3.2 Control Buttons..........................................8 7.4 LED Board.................................................29
3.3 OSD Menu......................................................9 8. Wiring Diagram.............................................30
4. Input/output Specification..................................10 9. Scaler Board Overview..................................31
4.1 Input Signal Connector.......................................10 10. Mechanical Instructions...............................32
4.2 Resolution & Preset Modes.................................10 11. Repair Flow Chart........................................34
4.3 Pixel Defect Policy.......................................11 12. ISP Instructions..................................................38
4.4 Failure Mode of Panel...................................13 13. DDC Instructions................................................45
5. Block Diagram...............................................14 14. White Balance, Luminance Adjustment..............54
5.1 Scaler Board.....................................................14 15. Monitor Exploded View.......................................56
5.2 Power Board.......................................................15 16. Recommended & Spare Parts List...................57
6. Schematic Diagram.............................................. 16 17. Different Parts List......................................66
6.1 Scaler Board..............................................16 18. General Product Specification.........................67
SAFETY NOTICE
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 TRANSFOMER FOR THIS UNIT WHEN SERVICING
REFER TO BACK COVER FOR IMPORTANT SAFETY GUIDELINES
Copyright 2011 Philips Consumer Lifestyle Subject to modification K Jul.11, 2011
2 Meridian 3
Revision List
Version Release Date Revision History
A00 Jul.11, 2011 Initial release, Draft Version
Meridian 3 3
Important Safety Notice
This electronic user guide is intended for anyone who uses the Philips monitor. Take time to read this user manual
before you use your monitor. It contains important information and notes regarding operating your monitor. The
Philips guarantee applies provided the product is handled properly for its intended use, in accordance with its
operating instructions and upon presentation of the original invoice or cash receipt, indicating the date of purchase,
dealers name and model and production number of the product.
Warnings
Use of controls, adjustments or procedures other than those specified in this documentation may result in exposure
to shock, electrical hazards and/or mechanical hazards. Read and follow these instructions when connecting and
using your computer monitor.
Operation
Keep the monitor out of direct sunlight and away from stoves or any other heat source.
Remove any object that could fall into ventilation holes or prevent proper cooling of the monitor's electronics.
Do not block the ventilation holes on the cabinet.
When positioning the monitor, make sure the power plug and outlet are easily accessible.
If turning off the monitor by detaching the power cable or DC power cord, wait for 6 seconds before attaching
the power cable or DC power cord for normal operation.
Please use approved power cord provided by Philips all the time. If your power cord is missing, please contact
with your local service center. (Please refer to Customer Care Consumer Information Center)