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15" TFT LCD Colour Monitor HUDSON 3

Service
Service
Service

150P4CG/00C(Hannstar)




Horizontal frequencies
TABLE OF CONTENTS 30 - 61 kHz
Description Page Description Page
Important Safety Notice..................................2 Colour Adjustment..........................................35~41
Technical Data & Power Management .............3~4 Repair tips......................................................42
Description of Controls Connection to PC........5 Block Diagram ................................................43
Installation & Accessories...............................6 Input DVI & D-SUB Diagram............................44
Clock & Phase Adjustments............................7 ROM Diagram.................................................45
Advanced Control of OSD...............................8 Scaler Diagram...............................................46
OSD Menu Control Level Structure..................9 Light Frame Diagram.......................................47
OSD Attention Signal.....................................10 Power Diagram...............................................48
Troubleshooting............................................11 Power board Diagram .....................................49
Failure Mode of LCD Panel............................ 12 Power board_B Diagram..................................50
Flat Panel Adjust (FP Adjust)..........................13 Power board C.B.A..........................................51
Definition of Pixel Defects..............................14 Scaler board C.B.A.........................................52~53
Wiring Diagram..............................................15 Component MAP and ROM waveform...............54
Mechanical Instructions.............................. ...16~18 Control board Diagram and (C.B.A)..................55~56
Electrical Instructions.....................................19 Exploded View................................................57
Factory Adjustment........................................ 20 Recommended Parts List.................................58
Safety Test Requirements...............................21 Spare Parts List..............................................59~60
DDC Instructions............................................22~28 General product Specification..........................61~79
DDC Data.......................................................29~32 General Trouble Shooting Guide......................80~97
Repair Flow Chart...........................................33~34 Appendix-spare parts different list....................98

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 Monitor Printed in Taiwan Copyright reserved Subject to modification M Mar 15 2003 GB 3138 106 10263
2 150P4 LCD 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
advise the service trade of all conceivable ways in which TO ENSURE THE CONTINUED RELIABILITY OF THIS
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
panel.)
same specified safety characteristics may create shock, fire,
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 150P4 LCD 3
Go to cover page

Technical Specifications
Pin Assignment
LCD Panel
Type : TFT LCD
Screen size : 15" Visual The digital only connector contains 24 signal contacts organized in three rows of eight
Pixel pitch : 0.297 x 0.297 mm(15.0")
LCD Panel type : 1024x 768 pixels contacts. Signal pin assignments are listed in the Table:
R.G.B. Vertical stripe
Anti0glare polarizer, hard coated Pin Signal Pin Signal Pin Signal
Effective viewing area : 304.1 X 228.1 mm(15.0") No. Assignment No. Assignment No. Assignment
Display Colors : 16.7M colors
T.M.D. S. T.M.D.S. T.M.D.S.
SCANNING 1 9 17
Horizontal scan range : 30 kHz to 61 kHz (automatic)
Data2 - Data1 - Data0 -
Vertical scan range : 56 Hz to 76 Hz (automatic)
T.M.D.S. T.M.D.S. T.M.D.S.
2 10 18
Video Data2+ Data1+ Data0+
Video dot rate : 80MHz
input impedance T.M.D.S. T.M.D.S. T.M.D.S.
3 11 19
-Video : 75 ohms Data2/4 Shield Data1/3 Shield Data0/5 Shield
-Sync : 2 KOhm
Input signal levels : 700m Vpp 4 No connect 12 No connect 20 No connect
Sync input signals : Separate sync
composite sync 5 No conn ect 13 No connect 21 No connect
Sync on Green
T.M.D.S. Clock
Sync polarities : Positive and negative 6 DDC Clock 14 +5V Power 22
Input Frequency : XGA Hsync Shield
48-61 KHz,Vsync 60-76Hz(N.I.)
SVGA Hsync Ground (for T.M.D.S.
7 DDC Data 15 23
35-50 KHz,Vsync 56-75Hz(N.I.) +5V) Clock+
VGA Hsync
31-38 KHz,Vsync 60-76Hz(N.I.) Hot Plug T.M.D.S.
8 No connect 16 24
Video interface : Dual input:Both Analog(D-Sub) and Detect Clock -
DVI-D (Digital only) are available.
It can be switched via OSD selection

Resolution and Preset Modes
Maximum : 1024 x 768 at 75Hz
Recommended : 1024 x 768 at 60Hz
2. The 15-pin D-sub connector (male) of the signal cable
Optical Characteristics
Contrast ratio : 400(typ.)
Brightness : 250 cd/m2 (typ.)
Peak contrast angle : 6 o, clock
White chromacity : x:0.283 y:0.297 (at 9300ok)
x:0.313 y:0.329 (at 6500ok)
x:0.313 y:0.329 (at sRGB)
Viewing angle (CR>5) : Upper>=50