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22 inch TFT WXGA LCD Colour Monitor Chassis: MERIDIAN 1
220C1SB/00
220C1SW/00
Horizontal frequencies
30 - 8 3 kHz
TABLE OF CONTENTS
Description Page Description Page
Important Safety Notice--------------------------------------2 Failure Mode Of Panel - -----------------------------------34
Technical Data--------------------------------------------- 3~4 Wiring Diagram--------------------------------------------35
Installation-------------------------------------------------------5 Block Diagram----------------------------------------------36
Troubleshooting-----------------------------------------------6 Scaler Diagram & C.B.A. ----------------------------37~43
On Screen Display-----------------------------------------7~8 Power Diagram & C.B.A. ---------------------------44~47
Lock/unlock, Aging,Factory mode-------------------------9 Control Diagram & C.B.A. ---------------------------48~49
Philips Pixel Defect Policy ---------------------------------10 LED Diagram & C.B.A. ---------------------------------50~51
Mechanical Instructions ------------------------------11~14 USB Diagram & C.B.A. ---------------------------------52~55
Color adjustment --------------------------------------------15 General product specification----------------------56~83
F AQs (Frequently Asked Questions)--------------16~17 Exploded V iew ----------------------------------------------84
Electrical instruction ----------------------------------18~19 Spare/ Recommended P arts List-----------------------85
Service Tool-----------------------------------------------20~21 PCBA photos--------------------------------------------------86
DDC Instructions & Serial Number -----------------22~28 Repair tips-----------------------------------------------87~88
DDC DATA -----------------------------------------------29~30 Repair Flow chart--------------------------------------89~91
Firmware Upgrade for CPU- ------------------------31~33 Safety Test Requirments-----------------------------------92
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 VOL TAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFORMER FOR THIS UNIT WHEN SERVICING.
REFER TO BACK COVER FOR IMPORTANT SAFETY GUIDELINES
Published by Philips Consumer Lifestyle Copyright reserved Subject to modification JAug 21 2009 GB 312278518590
2 220C1 LCD
Important Safety Notice
Proper s ervic e and repair is important to the safe, reliable
FOR PRODUCTS CONTAINING LASER :
operation of all Philips Consumer Electronics Company
equipment. The service procedures recommended by Philips and DANGER - Invisible laser radiation when open.
described in this service manual a re eff ective methods of AVOID DIRECT EXPOSURE TO BEAM.
performing service operations . Some of these service CAUTION - Use of controls or adjustments or
operations require the us e of tools speciall y desi gned for the
performance of procedures other than
purpose. The special tools should be used when and as
those specified herein may result in
recomm ended.
hazardous radiation exposure.
It is im portant to note that this m anual c ontains various
CAUTI ONS and NOTICES which should becarefully read in CAUTION - The use of optical instruments with this
order to m inimize the risk of personal injury to service product will increase eye hazard.
personnel . The possibility exists that improper service
methods may damage the equipment. It is also important to
underst and that these CAUTIONS and NOTICES ARE NOT
EXHAU STIVE. Philips could not possibly know, evaluate and
TO ENSURE THE CONTINUED RELIABILITY OF THIS
advise the servic etrade of all conceivable ways i n which
service might be done or of the possible hazardous PRODUCT , USE ONLY ORIGINAL MANUFACTURER'S
consequences of each way. Consequently, Philips has not REPLACEMENT PAR TS, WHICH ARE LISTED WITH THEIR PART
undertaken any such broad evaluation. Accordingly, NUMBERS IN THE PARTS LIST SECTION OF THIS
who uses a servi ce procedure or tool which is not SERVICE MANUAL.
recommended by Philips must first satisfy himself thoroughly that
neither his safety nor the safe operation of the equipment will
be jeopardized by the service method selected.
* * Hereafter throughout this manual, Philips Consumer
Electronics Company will be referred to as Philips . * *
Take care during handling the LCD module with backlight
unit
- Must mount the module using mounting holes arranged in four
WARNING
corners.
- Do not press on the panel, edge of the frame strongly or electric
Critical components having special safety characteristics are shock as this will result in damage to the screen.
identified with a by the Ref. No. in the parts list and
- Do not scratch or press on the panel with any sharp objects, such
enclosed within a broken line
as pencil or pen as this may result in damage to the panel.
(where several critical components are grouped in one area)
- Protect the module from the ESD as it may damage the electronic
along with the safety symbol on the schematics or
circuit (C -MOS).
exploded views.
Use of substitute replacement parts which do not have the - Make certain that treatment body are grounded through
same speci fied safety characteristic s may create shock, fire, wrist band.
or other hazards . - Do not leave the module in high temperature and in areas of high
Under no circumstances should the original design be humidity for a long time.
modified or altered without written permission from Philips.
- Avoid contact with water as it may as hort circuit within the module.
Philips assumes no liability, express or implied, arising out of
- If the surface of panel become dirty, please wipe it off with a soft
any unauthorized modification of design.
material. (Cleaning with a dirty or rough cloth may damage the
Servicer assumes all liability.
panel.)
220C1 LCD 3
Technical Data
SEC
Type NR. : LGD LM220WE1-TLP1
Resolution : 1680 x 1050 (WSXGA+)
: 493.7(H) x 320.1(V) Typ. x PIN No. SIGNAL PIN No. SIGNAL
Outside dimensions 1 Red 9 DDC +3.3V or +5V
17.0(D) Max.
Pitch (mm) : 0.282mm x 0.282mm 2 Green/ SOG 10 Logic GND
3 Blue 11 Sense (GND)
Color pixel
: RGB vertical stripe 4 Sense (GND) 12 Bi-directional data
arrangement
5 Cable Detect (GND) 13 H/H+V sync
Display surface : Haze 25% Hard coating (3H) 6 Red GND 14 V-sync
Color depth : 16.7M (6 bit Hi-FRC) 7 Green GND 15 Data clock
Backlight : 4 CCFL 8 Blue GND
Active area (W x H) : 473.76(H) x 296.1(V) mm
View angle (CR=10) : =160 for Right/Left (Typ)
: =160 for Up/Down (Typ)
Contrast ratio : 1000:1 (Typ)
White luminance : 300(Typ.)
Color gamut : >=72% Pin No. Description
Gate IC : TOSHIBA 1 T.M.D.S. data2-
Source IC : NEC 2 T.M.D.S. data2+
Response time : Tr + Tf <=5 ms (Typ) 3 T.M.D.S. data2 shield
Vertical frequency 4 No Connect
: 53~76Hz
range 5 No Connect
6 DDC clock
Scanning frequencies
7 DDC data
Hor.: 30