190TW8FB Datasheet PDF - Philips

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190TW8FB
Philips

Part Number 190TW8FB
Description TFT LCD COLOR TELEVISION
Page 30 Pages


190TW8FB datasheet pdf
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19” TFT LCD COLOR TELEVISION
Service
Service
Service
190TW8FB/00
Service Manual
TABLE OF CONTENTS
Description
Page
Description
Page
Important Safety Notice ............................................. 2
Technical Data ........................................................... 3 ~ 4
Connection .................................................................5
OSD Menu Control Level Structure ........................... 6
OSD Adjustment ........................................................ 7
Remote Control Keys .................................................8
Safety and troubleshooting information .................... 9
Definition of Pixel Defects .......................................... 10 ~ 11
Wiring Diagram .......................................................... 12
Mechanical Instructions ............................................. 13 ~ 16
F/W Upload Instructions ............................................ 17
Electronic Instructions.................................................18 ~ 19
DDC DATA ................................................................. 20 ~ 23
Safety Instructions, Warnings and Notes ................... 24
Block Diagram ........................................................... 25
Scaler Board Schematic Diagram ..............................26 ~ 38
Power Board Schematic Diagram ..............................39
Button Board Schematic Diagram ............................. 40
LED Board Schematic Diagram .................................41
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Scaler Board Layout Side View ................................. 42 ~ 43
Power Board Layout Side View ................................. 44 ~ 45
Button Board Layout Side View ................................. 46
LED Board Layout Side View .................................... 47
Exploded View ........................................................... 48
Recommended Parts List .......................................... 49
Spare Parts List ......................................................... 50 ~ 56
General Trouble Shooting Guide ............................... 57 ~ 71
General Product Specification ................................... 72 ~ 89
Safety Check Process ............................................... 90
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 GUIDELINE.
Subject to modification
Oct. 16th. 2007 EN :
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2 190TW8 TV
Important Safety Notice
Proper service and repair is important to the safe, reliable
operation of all Philips Consumer Electronics Company**
Equipment. The service procedures recommended by Philips
and described in this service manual are effective methods of
performing service operations. Some of these service
operations require the use of tools specially designed for the
purpose. The special tools should be used when and as
recommended.
It is important to note that this manual contains various
CAUTIONS and NOTICES which should be carefully read in
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
service might be done or of the possible hazardous
consequences of each way. Consequently, Philips has not
undertaken any such broad evaluation. Accordingly , a
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.
* * Hereafter throughout this manual, Philips Consumer
Electronics Company will be referred to as Philips.
WARNING
Critical components having special safety characteristics are
identified with a by the Ref. No.in the parts list and
enclosed within a broken line*
(where several critical components are grouped in one
area) along with the safety symbol on the schematics or
exploded views.
Use of substitute replacement parts which do not have the
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
FOR PRODUCTS CONTAINING LASER :
DANGER - In visible laser radiation when open.
AVOID DIRECT EXPOSURE TO BEAM.
CAUTION -
Use of controls or adjustments or
performance of procedures other than
those specified herein may result in
hazardous radiation exposure.
CAUTION - The use of optical instruments with this
Product will increase eye hazard.
TO ENSURE THE CONTINUED RELIABILITY OF THIS
PRODUCT, USE ONLY ORIGINAL MANUFACTURER'S
REPLACEMENT PARTS, WHICH ARE LISTED WITH
THEIR PART NUMBERS IN THE PARTS LIST SECTION
OF THIS SERVICE MANUAL.
Take care during handling the LCD module with backlight
unit
- 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.
- Do notwww.DataSheet.co.kr scratch or press on the panel with any sharp objects,
such as pencil or pen as this may result in damage to the
panel.
- Protect the module from the ESD as it may damage the
electronic circuit (C-MOS).
- Make certain that treatment persons body are grounded
through wrist band.
- Do not leave the module in high temperature and in areas
of high humidity for a long time.
- 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 material.( Cleaning with a dirty or rough cloth may
damage the panel.)
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1. General Specification
Technical Data
190TW8 TV
3
TV System
LCD Panel
I / O Functions
Video Functions
Color System
Sound System
Stereo System
Channel System
Destination
Sub-Title
RF-AFT
Maximum Resolution
Panel Supplier
Lamp Quantity
Display Area
Display Color
Contrast Ratio
Brightness
Response Time
View Angle
HDMI
RCA Jack *3
Din Jack
SCART*1
PH Jack
Earphone Jack
SPDIF
3.5mm Stereo Jack
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D-Sub-15
Support PAL / NTSC / SECAM video format
Support 480 i , 480 p,720P,1080i format
Build in motion adaptive 3D digital Comb Filter
Build in Teletext Functions
TV System
Tuner
VGA
Out of Range
Input Signal
Color Temperature
Maximum Brightness
Remote Controller
Local Control Key
No Signal
Standard
Warm
Cold
More Than 250 cd / m*2
Key count
Effective Distance
Supplier
7 Keys
Europe
PAL, SECAM
CCIR B/G, D/K, I and L/L’
NICAM and FM Stereo ( A2 )
Full frequency range from channel E2 ( 48.25 MHz )
to channel E69 ( 855.25 MHz)
Teletext 100 pages
(+ / - 1.5MHz)
1440*900
CMO-M190A1-L07
CCFL*4
19" Wide Diagonal
16.7 M with FRC
1000:1 (Typical)
300 cd / m*2 (Typical)
5 ms
85°(L)/85°(R), 80°(U)/80°(D)
For Audio & Video
For Audio & Video
For S-Video
21 Pin for Video ,S-Video & RGB
For TV Input ( PAL system)
For Audio Output
For Audio output (I2S)
For PC Stereo Audio Input , Black color
For VGA
PAL and SECAM system Receivable
FQ1216-MK5
Horizontal input frequency range : 30~71 KHz
Vertical input frequency range : 50~75 Hz
Maximum resolution : 1440*900
When input signal is out of range or down scaling
support ,the OSD will show "Out of Range "within 5
seconds and LED is green
When there is missing signal from selected input ,the
OSD will show "No Signal "within 8 seconds and LED
is green
x=300 , y=310
x=313 , y=329
x=285 , y=293
43 Keys
More than 6 m +45~-45degree
Panasonic
Power, Left, Right, Up, Down, Menu, Select
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4 190TW8 TV
Technical Data
Display Area:
H-Phase:
V-Center:
Tilt:
19W inches diagonal
A-B Less than 1.5mm
C-D Less than 1.5mm
E-F Less than 1mm
EF
C
Display Area & Tilt
Audio
OSD Capability
ISP Fuctions
Power Source
Mechanical
AB
D
Speaker
Treble, Bass
Frequency Response
THD(Total HarmonicDdistortion)
On screen display adjustment function
ISP (In System Programming) function available
for revising driver easily.
Input Voltage
Input Current
Max. Power
PC saving Power
Stand-By Power(AV,TV)
Tilt
VESA Mount
Internal speaker. 5W*2 stereo, volume adjustable.
( + 3db)
100~15KHz with +/-3 db variation
Limited to 5 % at 2W (at 0.1~15 KHz)
90 ~ 264 V , 47 ~ 63 Hz
0.6~1.5 A
58 Watts
2Watts Max
1 Watts Max.
0~15
100*100 mm
1.2 Input & Output Signal Specification
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Type
Analog
Polarity
Positive
Level
1Vp-p ( with Sync.)
Impedance
75£ [± 5%
CVBS Input
Interface
RCA jack, Yellow color
Type
Analog
Polarity
Positive
Level
Y : 1Vp-p ( with Sync.) , C : 0.286Vp-p
Impedance
75£ [± 5%
S-Video Input
Interface
DIN Jack
Type
Analog
Polarity
Positive
Impedance
75£ [± 5%
SCART Input
Interface
21 Pin Euro-SCART
Type
Stereo R/L Channels
Level
500mVrms
Impedance
More than 22k£ [
Interface
RCA Jack
Right channel Red color.
Audio Input
Left Channel
White color
Type
Stereo R/L Channels
Level
1Vrms
Impedance
More than 22k£ [
PC Stereo Input Interface
3.5mm Stereo Jack , Black color
Type
Stereo R/L Channels
Level
40mW rms/per Channel(typ.) for 32 ohm earphon
Impedance
32 ohm
Headphone Output Interface
3.5mm Stereo Jack
Max. Audio output 5W + 5W (at 1.0Vp-p / 1kHZ input,10% THD max
Sound Distortion 1% THD max. ( at 250mW/1kHZ : )
Speaker
5 W / 8 ohms
Speaker Impedance8 ohms at 1kHZ
Residual Hum 500uW Max.( at Min. Volume : )
Built-in Speaker Max. Hum
1000uW Max ( at Max. Volume )
Type
Stereo R/L Channels
Level
400Vrms.
Audio Line Output Interface
3.5mm Stereo Jack
Input Impedance 75 ohms
Frequency Range 48.25~855.25 MHz (PAL)
Video S/N Ratio 45 d B (Typical)
RF Input
Audio S/N Ratio 63 d B (Typical)
Sync
Level : Low = 0 to 0.8V, High = 2.0 to 5 V
Polarity : Positive or Negative
Impedance : 1 k ohm or higher
RGB Signal
Level : 0 to 700mV Positive
VGA Input
Impedance : 75£ ±[ 5%
1 Red Video
2 Green Video
3 Blue Video
4 Ground
5 Ground
6 Red Ground
7 Green Ground
8 Blue Ground
9 +5V ( PC97 )
10 VGA-CONN(Sync GND)
11 Ground
12 SDA ( DDC Data )
13 Horizontal Sync
14 Vertical Sync
D-Sub Pin Define 15
SCL ( DDC Clock )
Type
Type A
Level
400mVrms
HDMI
Impedance
100£ [
Type
RCA Jack
SPDIF
Level
500mVpp +- 20%
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