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42 inch FHD LCD PUBLIC DISPLAY

BDL4230E/00




Horizontal frequencies
31 - 8 3 kHz

TABLE OF CONTENTS
Description Page Description Page
Important Safety Notice--------------------------------------2 Failure Mode Of Panel - ------------------------------------47
Technical Data--------------------------------------------------3 Wiring Diagram----------------------------------------------48
Installation----------------------------------------------------4~6 Block Diagram-------------------------------------------49~50
Troubleshooting------------------------------------------------7 Scaler Diagram & C.B.A. -----------------------------51~55
On Screen Display----------------------------------------8~19 Power Diagram & C.B.A. ----------------------------56~58
Philips Pixel Defect Policy ---------------------------------20 Control Diagram & C.B.A. ----------------------------59~60
Mechanical Instructions ------------------------------21~26 General product specification---------------------61~110
Color adjustment ---------------------------------------27~28 Exploded V iew ---------------------------------------------111
Electrical instruction -----------------------------------29~31 Spare/ Recommended P arts List-----------------------112
Service Tool-----------------------------------------------32~33 PCBA photos-------------------------------------------------113
DDC Instructions & Serial Number -----------------34~41 Repair tips---------------------------------------------114~115
DDC DATA ----------------------------------------------------42 Repair Flow chart------------------------------------116~121
Firmware Upgrade for CPU-- -------------------------43~46 Safety Test Requirments---------------------------------122




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 Aug 21 2009 GB
2 BDL4230E 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.)
BDL4230E LCD 3

Technical Data
LGD panel Interface Requirement
LCD Panel LC420WUN-SBA1
LCD size 42.02" inch
Display Resolution 1920(H) x 1080(V) Configuration
External Connector
Pixel Pitch 0.4845 mm Input Output
R/L 178 degree (min)/ 1 1
Viewing Angle
UD178 degree (min) Power (AC)
Display Response Time (Tr+Tf) 5 ms (G-to-G)
Display Color 1.06B (10bits) 1 0
Contrast Ratio 1400:1(Typ) Power hard switch
Luminance 500 cd/m2 (Typ.)
Surface 3H, Haze10% 1 1
Lamp Life Time 50,000hrs (Min.) VGA (D-sub)

Features
1 0
Max & Native Panel Resolution 1920 x 1080 @ 60 Hz DVI
8-bit 162 MHz ADC Yes
Picture in Picture(PIP) Yes 0 1
3D comb-filter, 3D De-interlace Yes Audio (PC)
Fully Programmable White Balance
Yes
functions 1 0
Enhanced H & V Sharpness Yes HDMI
PC Auto Phase adjustment and Auto
Yes
Mode Detect 1 1
Advanced video enhance. noise
Yes Component (YPbPr)
reduction
RS232 control in and out Yes
2 2
Screen saver with image sticking
Yes
protection
VGA input and output Yes Audio (RCA/YPbPr)
1
Display wall support up to 5x5 Yes
Remote control lock in OSD Yes
Front panel keypad lock Yes 1 1
Scheduling Y es RS232
HDMI Overscan Yes
Auto Adjustment Yes 1 1
AV (VIDEO)
BNC/CBVS
Power Requirement
1 0
Power Supply Built-in AC power board S-Video

By pass AC plug-in for external BOX PC

Power Cable Detachable AC power cord
Environment Requirement
Power Supply AC power adaptor: 90~264V AC 50/60Hz
Operating Condition
Voltage Operating
Temperature 0 to 40 degrees
Power Consumption Power ON mode: < TBD W Temperature
Relative Humidity: 85%@50
Standby mode: < 1 W Humidity
(non-condensing)
Off mode < 1 W Altitude 0 meter to +3000 meters above sea level
Storage Condition
DPMS Support
Temperature Temperature-20 to 60 degree
Power Saving Mode <1 W
Relative Humidity: 10~85%@50
Humidity
Power Control On/off control via IR/RS232/Push button (non-condensing)
Altitude 0 meter to 12,000 meters above sea level
4 BDL4230E LCD

Installation
Front View Product Description Input/ Output Terminals




Rear View




Remote Control
BDL4230E LCD 5


Using s-video input




Using video input




Package Contents




Using HDMI input




Connecting external equipment (DVD/ VCR/VCD)
Using component video input




Connecting a PC
Using VGA input
6 BDL4230E LCD


Using DVI input
Connecting another BDL4230E monitor




Using DVI input




External audio connection
Connecting external speakers




Connecting external audio device
BDL4230E LCD 7

Troubleshooting
Symptom Possible Cause Remedy
1. The power cord is disconnected.
2. The main power switch on the back of the 1. Plug in the power cord.
No picture is displayed monitor is not switched on. 2. Make sure the power switch is switched on. 3.
3. The selected input has no connection. Connect a signal connection to the monitor.
4. The monitor is in standby mode in VGA mode.

Interference displayed on the Caused by surrounding electrical appliances, Move the monitor to another location to see is the
monitor or audible noise is heard cars/motorcycles or fluorescent lights. interference is reduced.

Make sure that the signal cable is attached firmly to
Color is abnormal The signal cable is not connected properly
the back of the monitor.

1. Make sure that the signal cable is attached firmly.
1. The signal cable is not connected properly. 2. Check the video signal source to see if it is
Picture is distorted with abnormal
2. The input signal is beyond the capabilities of beyond the range of the monitor. Please verify its
patterns
the monitor. specifications with this monitor's specification
section.


Use the ZOOM MODE or CUSTOM ZOOM function
Display image doesn't fill up the
The zoom mode is not correctly set. in the SCREEN menu to fine tune display geometry
full size of the screen
and time frequency parameter.



Make sure that both video inputs and sound inputs
Can hear sound, but no picture Improperly connected source signal cable.
are correctly connected.



1. Make sure that both video inputs and sound
1. Improperly connected source signal cable. inputs are correctly connected.
Can see picture but no sound is 2. Volume is turned all the way down. 2. Use VOL UP/VOL DOWN button to hear sound.
heard 3. MUTE is turned on. 3. Switch MUTE off by using the MUTE button.
4. No external speaker connected 4. Connect external speakers and adjust the
volume to a suitable level.

This monitor is manufactured using an extremely
Some picture elements do not high level of precision technology: however,
Some pixels of the display may not turn on.
light up sometimes some pixels of the monitor may not
display. This is not a malfunction.

After-Images can still be seen on
the monitor after the monitor is
powered off. (Examples of still Do not allow a still image to be displayed for an
A still picture is displayed for an over extended
pictures include logos, video extended period of time as this can cause a
period of time
games, computer images, and permanent after-image to remain on the monitor.
images displayed in 4:3 normal
mode)
8 BDL4230E LCD


On-Screen Display

Description of the On Screen Display

What is the On-Screen Display?


On-Screen Display (OSD) is a feature in all Philips LCD monitors. It allows an end user to adjust screen performance or
select functions of the monitors directly through an on-screen instruction window. A user friendly on screen display
interface is shown as below:


Picture Menu
BDL4230E LCD 9


On-Screen Display
10 BDL4230E LCD


On-Screen Display

Screen Menu
BDL4230E LCD 11


On-Screen Display
12 BDL4230E LCD


On-Screen Display

Audio Menu
BDL4230E LCD 13


On-Screen Display
PIP Menu
14 BDL4230E LCD


On-Screen Display

Configuration 1 Menu
BDL4230E LCD 15


On-Screen Display




Configuration 2 Menu
16 BDL4230E LCD


On-Screen Display

Advanced Option Menu
BDL4230E LCD 17


On-Screen Display
18 BDL4230E LCD


On-Screen Display
BDL4230E LCD 19


On-Screen Display
20 BDL4230E LCD
Philips Pixel Defect Policy
Philips' Flat Panel Displays Pixel Defect Policy Proximity of Pixel Defects
Philips strives to deliver the highest quality products. We use some of the
industry's most advanced manufacturing processes and practice stringent Because pixel and sub-pixels defects of the same type that are nearby one
quality control. However, pixel or sub-pixel defects on the PDP / TFT panels another may be more noticeable, Philips also specifies tolerances for the
used in Plasma- & LCD- displays are sometimes unavoidable. No proximity of pixel defects. In the table below you can find specifications
manufacturer can guarantee that all panels will be free from pixel defects, about: