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17"LCD/HDTV Colour Monitor 170T4
Service
Service
Service
MODEL : 170T4FS/97
170T4FS/89
170M4FS/97
170M4FS/00
Horizontal frequencies
30 - 63 KHz
TABLE OF CONTENTS
Description Page Description Page
Important Safety Notice-------------------------------- 2 Circuitry schematic diagrams(TV box) -------35~38
Technical data----------------------------------------- 3,4 TV box C.B.A.------------------------------------- 39~40
Installation----------------------------------------------5,6 Circuitry schematic diagram(Phone Jack board)41
On-screen Display (OSD) -------------------------7~12 Circuitry schematic diagrams(power board)------42
Remote Control menu ----------------------------13~14 Power board C.B.A.----------------------------------- 43
OSD Lock/Unlock,Aging,Warning message,Factory Circuitry schematic diagrams(Audio board)----- 44
mode ------------------------------------------------ 15~16 Audio board C.B.A .------------------------------ 45~46
Wiring Diagram-----------------------------------------17 Circuitry schematic diagrams(Inverter board)--- 47
Mechanical Instructions -------------------------18~19 Inverter board C.B.A .--------------------------- 48~49
Warning and Notes------------------------------------ 20 General Product Specification -----------------50~67
Pixel Defect Policy------------------ ---- --------------21 DDC Instructions ---------------------------------68~73
Electrical Instructions---------------------------- 22~24 Exploded View------------------------------------------74
Block Diagram ----------------------------------------- 25 SpareParts List------------------------------------75~77
Circuitry schematic diagrams(control & C.B.A. ) 26 Troubleshooting --------------------------------------- 78
Circuitry schematic diagrams(scaler board) 27~32 Repair Flow Chart-------------------------------- 79~81
Scaler board C.B.A.------------------------------ 33~34 Appendix ----------------------------------------------- 82
CPU Version update---------------------------------- 83
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 TRANSFORMER FOR THIS UNIT WHEN SERVICING.
REFER TO BACK COVER FOR IMPORTANT SAFETY GUIDELINES
Published by BCU Monitors Printed in Taiwan Copyright reserved Subject to modification S Dec. 05 , 2003 GB 3138 106 10338
2 170T4 Important Safety Notice
Go to cover page
Proper service 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 DANGER- Invisible laser radiation when open.
Philips and described in this service manual are effective AVOID DIRECT EXPOSURE TO BEAM.
methods of performing service operations. Some of these
CAUTION- Use of controls or adjustments or
service operations require the use of tools specially designed performance of procedures other than
for the purpose. The special tools should be used when and those specified herein may result in
as recommended. hazardous radiation exposure.
It is important to note that this manual contains various CAUTION- The use of optical instruments with this
CAUTIONS and NOTICES which should be carefully read in product will increase eye hazard.
order to minimize the risk of personal injury to service
personnel. The possibility exists that improper service
methods may damage the equipment. It is also important to
understand that these CAUTIONS and NOTICES ARE NOT
EXHAUSTIVE. Philips could not possibly know, evaluate and
TO ENSURE THE CONTINUED RELIABILITY OF THIS
advise the service trade of all conceivable ways in which PRODUCT, USE ONLY ORIGINAL MANUFACTURER'S
service might be done or of the possible hazardous REPLACEMENT PARTS, WHICH ARE LISTED WITH THEIR
consequences of each way. Consequently, Philips has not PART NUMBERS IN THE PARTS LIST SECTION OF THIS
undertaken any such broad evaluation. Accordingly, a SERVICE MANUAL.
servicer who uses a service procedure or tool which is not
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. Take care during handling the LCD module with backlight
unit
* * Hereafter throughout this manual, Philips Consumer
Electronics Company will be referred to as Philips.
- Must mount the module using mounting holes arranged in four
corners.
- Do not press on the panel, edge of the frame strongly or electric
shock as this will result in damage to the screen.
WARNING - Do not scratch or press on the panel with any sharp objects, such
as pencil or pen as this may result in damage to the panel.
Critical components having special safety characteristics are - Protect the module from the ESD as it may damage the electronic
circuit (C-MOS).
identified with a by the Ref. No. in the parts list and
- Make certain that treatment person's body are grounded through
enclosed within a broken line* wrist band.
(where several critical components are grouped in one area) - Do not leave the module in high temperature and in areas of high
along with the safety symbol on the schematics or humidity for a long time.
exploded views. - Avoid contact with water as it may a short circuit within the module.
- If the surface of panel become dirty, please wipe it off with a soft
Use of substitute replacement parts which do not have the material. (Cleaning with a dirty or rough cloth may damage the
same specified safety characteristics may create shock, fire, panel.)
or other hazards.
Under no circumstances should the original design be
modified or altered without written permission from Philips.
Philips assumes no liability, express or implied, arising out of
any unauthorized modification of design.
Servicer assumes all liability.
* Broken Line
Technical Data 170T4 3
Go to cover page
Technical Specifications Input analog D-sub connector pin assignment:
LCD PIN SIGNAL b(PC)
Type NR. : FLC43XWC8V-02
Dimensions : 17 " No.
Pitch ( mm ) : 0.28875mm 1 Red
Color pixel arrangement : RGB vertical stripes
2 Green
Display surface : Anti-glare
Number of color : 16.7M ( 8 bits / color ) 3 Blue
Backlight : 4 CCFL 4 GND
Active area(WxH) : 369.6mmx221.76mm
Viewing angle : CR>=10Typical : 5 GND
Vertical : -85