akira LCT-40KX1DSTP User manual

LCD TV
Service Manual

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MODEL:
LCT-40KX1DSTP
Model No.: LCT-40KX1DSTP.doc
Version: 1.0

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CONTENTS
SAFETY PRECAUTION .............................................................................................................4
SPECIFICATION ........................................................................................................................5
APPEARANCE OF REMOTE CONTROL................................................................................10
EXPLODED VIEW AND PART NAME......................................................................................11
CIRCUIT DIAGRAM .................................................................................................................14
REPLACEMENT PARTS ........................................................................................................46
INSTALLATION GUIDE ..........................................................................................................59
TROUBLESHOOTING .............................................................................................................63
Model No.: LCT-40KX1DSTP.doc
Version: 1.0

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IMPORTANT SAFETY PRECAUTION
Model No.: LCT-40KX1DSTP.doc
Version: 1.0

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SPECIFICATION
Category Dimension
Type LCD Panel / SAMSUNG LTA400WT-L11
Aspect Ratio 16:9
Refresh Rate 50Hz, 60Hz
Supported Pixel Rate 1366 x 768
Panel
LCD
Interface LVDS
PAL
Sound System :B/G, D/K, I
SECAM
TV
PAL /
SECAM Analog
Sound System :B/G, D/K, L/L’
Component 1 480i / 576i, 480p / 576p, 720p, 1080i
CVBS; S-VIDEO NTSC-4.43; NTSC-3.58;SECAM;PAL; PAL-60
H. Frequency Range 20 ~ 72kHz
V. Frequency Range 55 ~ 75kHz
MAX. Resolution 1366 x 768 @ 60Hz
MAX. Pixel Rate 108MHz
DTV mode Support 480p, 720p, 1080i
Analog RGB (PC)
Separate / Composite / SPG sync support
VIDEO Max Pixel input : 1920 x 1080i
AUDIO Sample rate up to 192 kHz
Data Protection HDCP v 1.1
HDMI (DVI)
DVI Applicable when using DVI to HDMI cable
Signals Supported
DVI
Sound In Stereo audio-in jack Audio Stereo Input ( sharing with PC audio
HDMI (DVI) HDMI jack (Type A)
DVI Audio (stereo audio-in jack L/R In)
(applicable when using DVI to HDMI cable)
VGA (RGB) Analog RGB (15 Pin D-Sub)
Component 1,2 3 RCA (Y Pb Pr)
Connections
INPUT
2 RCA Stereo (L/R)
Model No.: LCT-40KX1DSTP.doc
Version: 1.0

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Category Dimension
AV / S-VIDEO Sharing Audio-In
SCART 1 Full SCART Type (RGB IN, CVBS IN, TV OUT,
Stereo In / Out )
SCART 2 Full SCART Type (RGB IN, CVBS IN, CVBS OUT,
Stereo In / Out)
TV Antenna Antenna In ( 75 ohm )
AV2 / S-Video2 /
AV3
Only (37” 40” ) AV3 Side Connector Port ( S-Video2 /
AV2 & RCA Audio L/R input)
CONNECTION
SUB BOARD (PAL / SECAM)
RS-S232 For Service
RF Frequency
Range
45MHz ~ 889MHz
Video System PAL, SECAM
Sound System B/G, D/K, I, L/L’
Dual (Mono / Stereo / Bilingual
TV
MAIN BOARD
(IDTV)
Audio
NICAM. FM de-modulation
Colour 8bit Colour (256 Colour Palette from 16 bit Colour)
Type Graphical & Text User Interface
OSD (MMENU)
Language English, Spanish, Italian, German, French, Russian
Channel Scan Auto / Manual
Colour System
Sound System
Channel Edit
Manual
Channel Setting
Fine Tune
Channel Add / Erase
TV
PAL / SECAM
Channel Edit
Channel Name Edit
Contrast / Brightness / Sharpness / Colour
USER FUNCTION
Image Setting (Video &
Graphic ) 4 Colour Tone Temperature Modes (Normal / Warm /
Cool / User )
Model No.: LCT-40KX1DSTP.doc
Version: 1.0

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5 Picture Modes (User / Dynamic / Standard / Mild /
Game )
7 Aspect Ratio Modes (16:9, 14:9, 4:3, Full, Zoom,
Original, Spectacle)
Sound Volume / Balance
Band Equalizer
Mono / Stereo / MTS
Auto Volume
5 Sound Standard (User, Flat, Music, Movie,
Special)
PC Function Auto Adjustment
Phase Adjustment
Position Adjustment
PIP & PBP RF PIP
Sub Picture Source Select
Sub Picture Size
Sub Picture Position
Picture Swap
TTX (Euro) Up to 1000 Page
Support WSS, PDC, VPS
USER FUNCTION
Timer Sleep (Off / 10 / 20 / 30 / 60 / 90 / 120 / 180 / 240 min)
Blue Screen
Function
Blue Black Screen
Picture Still Pause Moving Image
HDMI & HDCP High Digital Multimedia Interface
High-Bandwidth Digital Content Protection
Digital Noise Reduction of Image (SD Only)
TV
Miscellaneous
DNR
Disable all the buttons on TV set
Stand-By < 3W
Maximum TDB
Y/C IN Y:1.0±0.2VP-P C:0.7 VP-P
CVBS 1.0±0.2VP-P
AUDIO IN 0.2 ~ 2V (Normal 0.5V)
SOURCE IN/OUT Consumption
RGB IN RGB IN: 0.7VP-P
Model No.: LCT-40KX1DSTP.doc
Version: 1.0

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3) PIP & PBP Support Table
SUB MAIN TV SCART1 SCART2
AV/
S-VIDEO
Component
1
Component
2
VGA HDMI
TV O O O O O O O O
SCART1 O X O O O O O O
SCART2 O O X O O O O O
AV/ S-VIDEO O O O * O O O O
Component
1
O O O O X X X O
Component
2
O O O O X X X O
VGA O O O O X X X O
HDMI O O O O O O O X
*AV/S-VIDEO SOMETIMES CAN’T PIP
4) PC compatibility chart
To reduce the need for adjustment for diferent modes ,the TV has default setting
modes that are most commonly used ,These are shown in the table below .For
optimum adjustment ,the user is suggested to perform the Auto Setup is Windows
"Full Screen"pattern.
RESOLUTION V.FREQ.(Hz) H.FREQ.(KHz) BAND WIDTH(MHz)
640*350 85 37.86 31.5
640*400 85 37.86 31.5
640*480 60 31.469 25.175
640*480 72 37.86 31.5
640*480 75 37.5 31.5
800*600 56 35.156 36
800*600 60 37.88 40
800*600 72 48 50
800*600 75 46.875 49.5
1024*768 60 48.363 65
1024*768 70 56.476 75
Model No.: LCT-40KX1DSTP.doc
Version: 1.0

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1024*768 75 60 78.75
1152*864 75 67.5 108
1280*720 60 45 88
1280*960 60 60 108
1280*1024 60 63.981 108
1366*768 60 47.7 85.5
(recommended resolution is 1024*768@60Hz)
Model No.: LCT-40KX1DSTP.doc
Version: 1.0

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Appearance Remote Control
Model No.: LCT-40KX1DSTP.doc
Version: 1.0