background image
CAUTION:
Before servicing this chassis, it is important that the service technician read the "Safety
Precautions" and "Product Safety Notices" in this service manual.
ATTENTION:
Avant d'effectuer l'entretien du châassis, le technicien doit lire les «Précautions de sécurité»
et les «Notices de sécurité du produit» présentés dans le présent manuel.
VORSICHT:
Vor Öffnen des Gehäuses hat der Service-Ingenieur die ,,Sicherheitshinweise" und ,,Hinweise
zur Produktsicherheit" in diesem Wartungshandbuch zu lesen.
SERVICE MANUAL
MANUEL D'ENTRETIEN
WARTUNGSHANDBUCH
Data
contained
within
this
Service
manual is subject to alteration for
improvement.
Les données fournies dans le présent
manuel d'entretien peuvent faire l'objet
de modifications en vue de perfectionner
le produit.
Die
in
diesem
Wartungshandbuch
enthaltenen Spezifikationen können sich
zwecks Verbesserungen ändern.
»
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
Colour Television
December 2003
No. 0202
17LD4200


background image
2
17LD4200 TFT LCD TV
1 SCOPE ..........................................................................................................................................4
1.1 PRODUCT FEATURES .....................................................................................................4
1.2 MAIN DIMENSIONS / WEIGHT .....................................................................................4
1.3 LOADING QUANTITY.....................................................................................................4
1.4 NICAM ...............................................................................................................................4
2 ELECTRICAL PERFORMANCE..........................................................................................5
2.1 STANDARD TESTING CONDITIONS ............................................................................5
2.2 VIDEO SIGNALS ..............................................................................................................5
2.3 DDC SIGNALS (VESA DDC1/2B) ...................................................................................9
2.4 DIGITAL CONTROL OPERATION..................................................................................9
2.5 POWER SUPPLY .............................................................................................................10
2.6 CONNECTORS / CONTROLS........................................................................................14
2.7 TESTING CONDITIONS.................................................................................................17
2.8 OSD FUNCTION .............................................................................................................18
2.8.1 IR Control .........................................................................................................................18
2.8.2 Advanced Setting ..............................................................................................................20
3 VISUAL PERFORMANCE ......................................................................................................25
3.1 MEASUREMENT CONDITIONS...................................................................................25
3.2 PICTURE SIZE AND CENTERING ...............................................................................25
3.3 BRIGHTNESS UNIFORMITY........................................................................................26
3.4 WHITE COLOR COORDINATES ..................................................................................26
3.5 WHITE COLOR UNIFORMITY .....................................................................................28
3.6 PURITY ............................................................................................................................28
3.7 RESPONSE TIME............................................................................................................28
3.8 VIEWING ANGLE...........................................................................................................28
3.9 SURFACE TREATMENT OF FRONT POLARIZER .....................................................28
4. AUDIO Electrical Performance...............................................................................................28
4.1 STANDARD TESTING CONDITIONS : ........................................................................28
4.2 AMPLIFIER CHARACTERISTIC ..................................................................................30
4.3 SPEAKER CHARACTERISTIC : ...................................................................................30
5 TUNER Electrical Performance ...............................................................................................31
6 ACCESSORIES .........................................................................................................................39
6.1 POWER CABLE ..............................................................................................................39
6.2 EXTERNAL ADAPTER ..................................................................................................39
6.3 REMOTE CONTROL & BATTERIES ............................................................................39
7 ENVIRONMENTAL .................................................................................................................40
7.1 ENVIRONMENTAL CONDITIONS (CLIMATIC) ........................................................40
7.2 ENVIRONMENTAL CONDITION (MECHANICAL)...................................................41


background image
3
8 MECHANICAL REQUIREMENTS........................................................................................41
8.1 VIBRATION AND SHOCK .............................................................................................41
8.2 PACKAGE DROP SPECIFICATION ..............................................................................42
8.3 DIMENSION SIZE AND WEIGHT.................................................................................42
8.4 GAP SPEC. .......................................................................................................................43
8.5 PLASTIC MATERIAL .....................................................................................................46
8.6 GAP SPEC. .......................................................................................................................46
9 Block............................................................................................................................................47
9.1 MAIN BOARD BLOCK DIAGRAM ..............................................................................47
9.2 TUNER BOARD BLOCK DIAGRAM............................................................................48
10 Connect .....................................................................................................................................49
10.1 PCBA CONNECTOR LOCATION ...................................................................................49
10.2 CONNECTOR P/N ASSIGNMENT .................................................................................51
Appendix A: PCBA ASSEMBLY ...............................................................................................54
Appendix B: DISPLAY UNIT ASSEMBLY ------------------------------------------------------------63


background image
4
1
SCOPE
This short specification describes the electrical, optical and functional performance
requirements for a 43.1cm (17") TFT LCD color TV monitor with
VGA/CVBS/S-Video/COMPONENT/TV compatible interface.
1.1 PRODUCT FEATURES
· 43.1 cm (17") a-si TFT Active matrix LCD panel, 0.289 mm dot pitch, 262.144 colors.
· Microprocessor controlled scan technology
· 12 factory presets
· Vertical refresh rate 55Hz to 75 Hz
· Horizontal frequency 29KHz to 61KHz
· Resolutions: 640 x 480 up to 1280 x 768
· Recommended Resolution 1024 x 768 @ 60Hz
· Universal power supply designed for worldwide application
· UL, FCC, CE certification
· Speaker 2.5W x 2
· Closed Caption (OPTION)
· V-CHIP (OPTION)
· BTSC Stereo/SAP or NICAM Stereo/ DUAL
1.2 MAIN DIMENSIONS / WEIGHT
Monitor
Packed Monitor
Width:
518mm
586mm
Height:
333mm
502mm
Depth:
198mm
154mm
Weight:
5.0kg (Net Weight)
6.8kg (Gross Weight)
1.3 LOADING QUANTITY
1056 sets for 40' container(w. pallet)
480 sets for 20' container(w. pallet)
1.4 NICAM
- Support stereo/ mono. selection
- Support stereo/ DUAL / mono. selection


background image
5
2
ELECTRICAL PERFORMANCE
All tests must be performed under "standard testing conditions" (item 2.1) unless otherwise
specified
2.1 STANDARD TESTING CONDITIONS
- Warm up time
: >30 min.
- AC supply voltage
: 110V or 230V
± 5, 50± 3 Hz
- Ambient temperature
: 20
°C ± 5°C
- Humidity
: 65%
± 20%
- Display mode
: [email protected] 60 Hz, all white
- Contrast control
: Set to factory preset value, which allows that the
brightest two of 32 linear distributed gray-scales (0
700mv) can be distinguished.
- Brightness control
: Set to maximum value
- Input signal
: 0.7Vpp
- Picture position and size
: Factory preset value,
- Viewing angle
90 ° H and V
- Viewing distance
100 cm for LCD performance,
30 cm for LCD failures
Ambient illumination
Dark room (
1 cd/m2)
2.2 VIDEO SIGNALS
2.2.1 ANALOG RGB VIDEO INPUTS
Level
: 0.7Vpp
Polarity
: positive
Impedance
: 75 Ohm
Max. dot clock
: 80 MHz