TFT LCD MONITOR PRODUCT SPECIFICATION MODEL: KT-LS322X---03 ISSUE DATE: Prepared by KORTEK R&D CENTER KORTEK CORPORATION

TFT LCD MONITOR PRODUCT SPECIFICATION MODEL: KT-LS322X---03 ISSUE DATE: 2009-02-24 Prepared by KORTEK R&D CENTER KORTEK CORPORATION RoHS Compliant 2002/95/EC Note: Any Modification or Copy of Spec is not allowed without KORTEK s Permission. c Copyright 2009 KORTEK Corporation Page 1 of 21

Contents 1. Revision History... 3 2. Scope 4 3. Feature... 4 4. Electrical Specification 4.1 Power. 4.2 Input Signal.. 4.3 Display Color. 4.4 Mode & Timing.. 4 ~ 7 8 8 9 ~ 10 5. LCD Panel Specification 5.1 Screen Specification. 5.2 Test Equipment Setup... 5.3 Backlight Unit 5.4 CIE Coordinates... 5.5 Absolute Maximum Rating. 11 ~ 12 13 14 14 14 6. Visual Specification 6.1 Standard Mode & Display Size 6.2 Standard Condition... 6.3 Screen Image Stabilizing time... 6.4 H.V Centering... 6.5 Focus.. 6.6 Color Spread... 6.7 Noise Jitter. 15 15 15 15 16 16 16 6.8 Residual Image.. 16 6.9 Crosstalk.. 16 7. A/D Board 7.1 A/D Board Dimension.. 17 7.2 A/D Board Connection.... 7.3 Input Signal Mode... 18~ 19 19 7.4 User Interface.. 19 ~ 20 8. Mechanical Specification 8.1 Outline Dimension. 21 c Copyright 2009 KORTEK Corporation Page 2 of 21

2. Scope This document is the specification of 32 TFT-LCD MONITOR for application of Multi sync. KT-LS322X---03 is a High quality TFT-LCD display solution for industrial display device having RoHS conformity. 3. Features - Native Resolution: WXGA (1,366 * 768 @60Hz) Recommend (1,366 * 768 @ 60Hz) - Image Screen Input Signal: Analog, DVI (Digital) - Flexible Solution of Mechanical Mounting - On Screen display (OSD) 4. Electrical Specification 4.1 Power A. ELECTRICAL REQUIREMENTS 1 Input Requirements i. AC Input Requirements Parameter Minimum Normal Maximum Unit Rated input volt 100 230 Vac Allowable input volt 90 264 Vac Frequency 47 50/60 63 Hz ii. Input Current 3.5Arms at 100Vac input, Max load 1.75Arms at 230Vac input, Max load iii. Input Over-current Protection The AC line fuse will blowout under over-input current to prevent any damage to the power supply and met product safety requirements. Fuse should be time-lag type or equivalent to prevent nuisance trips. T6.3A 250V iv. Inrush-current Limiting Maximum inrush-current from power-on shall be limited to a level below the surge rating of the input line cord, rectifier-diode, fuse, and EMI filter components. No damage to parts will occur during power-on at any input voltage specified in (Table A) under cold start. 60 Ap-p. at 240Vac v. Power Factor Collection 0.98 at 100Vac 0.95 at 230Vac c Copyright 2009 KORTEK Corporation Page 4 of 21

2 Output Requirements i. Output Voltage (Table B) Output Voltage Requirements Output Volt +S5.0V +5.0V +12V +12V Amp +24.0V Remark Min. Load (A) 0.1 0.1 0.1 0.1 0.1 min load Nor. Load (A) 0.5 3.5 1.0 1.0 4.5 for set operation Max. Load (A) 1A 5.0 2.0 2.0 5.5 at 10 min Load Reg. (%) ± 5 ± 5 ± 5 ± 5 +7,-5 at rated input Line Reg. (%) ± 5 ± 5 ± 5 ± 5 +7,-5 at nor load Ripple & Noise 50mV 50mV 150mV 150mV 300mV at rated in/nor load Output power 152.0W / 210.0W at normal/max load The power supply output voltage must stay within the limits specified in Table B When operating at steady state. ii. Ripple & Noise The maximum output ripple/noise of the power supply is defined in Table B. This is measured over bandwidth of 20MHz at the power supply output connectors in 1 minute after the supply start up. A 47uF electrolytic capacitor in parallel with a 0.1uF ceramic capacitor should be placed at the point of measurement. iii. Efficiency The efficiency of power supply shall be 85% or more than at maximum load and rated AC input voltage. iv. Hold up Time Hold up time is more than 20mS at 230Vac with Normal Load v. Output Connector pin Assignment Connector is [yeonho 20010WS-14P] or equivalent, CN1, CN2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 B/L A/D ACD OPT GND GND GND GND GND +24V +24V +24V +24V +24V Connector is [yeonho SMW250-12P ] or equivalent, CN4 1 2 3 4 5 6 7 8 9 10 11 12 PON S5V 5V 5V GND GND GND 12V 12V GND 12VA 12VA Connector is [ yeonho SMW250-04 ] or equivalent, CN3 1 2 3 4 B/L A/D ACD OPT c Copyright 2009 KORTEK Corporation Page 5 of 21

3 Output Protection i. Short-Circuit Protection The power supply shall not be damaged from the condition that between DC output and DC ground are shorted. An output short circuit is defined as output impedance of less than 10mΩ. The power supply will be operating normally when this condition is removed. ii. Over Voltage Protection The power supply shall shutdown when over voltage occurs in output. No damage can occur with this condition. 4 Miscellaneous things i. Turn-on Delay Maximum 3 sec. The power supply shall be tested under 230Vac input and Max. load of output. ii. Overshoot The output voltage over/undershoot upon the application of the input voltage, under the input conditions specified in above Section (Output Voltage), shall be less than ±5% above the nominal voltage. No voltage of opposite polarity shall be present on output during turn-on. B. MECHANICAL REQUIREMENTS 1 AC Connector i. The AC Input shall be Connector type.[yeonho YW396-03AV] or equivalent, AC 1 2 3 AC(L) NC AC(N) ii. Dimensions ( PCB size ) Length: 210.0mm Width: 130.0mm Height: 32.0mm(max) at PCB Top, Material : CEM-1 1.6T iii. Weight Power supply Ass'y: 0.6Kg max C. ENVIRONMENTAL REQUIREMENTS 1 Temperature Operating: 0 to +50 Storage : -20 to +70 2 Humidity Operating: 30% to 85% non-condensing Storage : 5% to 90% non-condensing 3 Altitude Operating: 5,000ft (max) Storage: 20,000ft (max) c Copyright 2009 KORTEK Corporation Page 6 of 21

4 Reliability i. Burn-in 2 Hours at 45 (±5 ), Nominal input voltage, 100% of normal loads. ii. Mean Time Between Failure The power supply shall be designed and produced to have a mean time between failures of 20,000 operation hours at 90% confidence-level while operating under the following condition. AC input voltage: 230Vac Ambient Temp: 25 ±2 Humidity: prevailing conditions iii. Cooling Cooling shall be with natural convection cooling. D. ADDITIONAL REQUIREMENT 1 Leakage Current 0.5mA Max. (230V, 60Hz) 2 Dielectric withstand voltage Cutoff current: 10mA Primary to Secondary: 3KVac for 60 Second 3.6KVac for 1 Second 3 Insulation Resistance Insulation resistance shall be more than 4MΩ at 500Vdc between Primary Live, Neutral line and secondary. 4 Surge Test This test is for safety of equipments and follows the test procedure of IEC-65. c Copyright 2009 KORTEK Corporation Page 7 of 21

4.2 Input Signal 4.2.1 Analog R,G,B input Signal: RED, GREEN, BLUE Polarity: Positive Level: Analog from 0.714 to 2.5 [V P-P ] Maximum Dot Clock: 165[MHz] 4.2.2 Horizontal Sync Polarity: (+) or (-) H, V Separate, Composite sync Level: TTL Compatible High: 2.4 ~ 5.0[V] Low: 0.0 ~ 0.8[V] Scan Frequency: 15 ~ 80.0[KHz] 4.2.3 Vertical Sync Polarity: Positive or Negative H&V Separate Level: TTL Compatible High: 2.4 5.0 Volt Low: 0.0 0.8 Volt Scan Frequency: 55 75[Hz] 4.2.4 Scanning Mode : Non-Interlaced and Interlaced modes 4.2.5 Digital input Signal: TMDS (DVI 1.0) Maximum Dot Clock: 25~165[MHz] (WUXGA) 4.3 Display Color : 16,777,216 colors c Copyright 2009 KORTEK Corporation Page 8 of 21

4.4 Mode & Timing 4.4.1 Preset Mode Timing Chart 1 Time Block 2 Detail Timing VESA Standard Mode1 Mode2 Mode3 Mode4 Mode5 Mode6 Mode7 Mode8 Mode9 Description 720 640 800 1024 1280 400 480 600 768 1024 Freq [KHz] 31.649 31.469 37.500 37.879 46.875 48.363 60.023 63.938 79.976 A[Pixels] 31.778 31.778 26.667 26.400 21.333 20.667 16.660 15.630 12.504 B [Pixels] 3.813 3.813 2.032 3.200 1.616 2.092 1.219 1.037 1.067 H C [Pixels] 1.907 1.907 3.810 2.200 3.232 2.462 2.235 2.296 1.837 D [Pixels] 25.422 25.422 20.317 20.000 16.162 15.754 13.003 11.852 9.481 E [Pixels] 0.636 0.636 0.508 1.000 0.323 0.369 0.203 0.444 0.119 Pol NEG NEG NEG POSI POSI NEG POSI POSI POSI Freq [KHz] 70.087 59.941 75.000 60.317 75.000 60.004 75.029 60.020 75.025 A [Lines] 14.268 16.683 13.333 16.579 13.333 16.666 13.328 16.661 13.329 B [Lines] 0.064 0.064 0.080 0.106 0.064 0.124 0.050 0.047 0.038 V C] [Lines] 1.112 1.049 0.427 0.607 0.448 0.600 0.466 0.594 0.475 D [Lines] 12.711 15.253 12.807 15.840 12.800 15.880 12.796 16.005 12.804 E [Lines] 0.381 0.317 0.019 0.026 0.021 0.062 0.017 0.016 0.013 Pol POSI NEG NEG POSI POSI NEG POSI POSI POSI Pixel Clock [MHz] 28.322 25.175 31.500 40.000 49.500 65.000 78.750 108.000 135.000 c Copyright 2009 KORTEK Corporation Page 9 of 21

4.4.2 Supply Video Timing Chart (VESA) : Native Mode Resolution Refresh Rate H Frequency Main Frequency Remark 640 x 350 70 Hz 31.5 khz 25.175 MHz 720 x 400 70 Hz 31.5 khz 28.322 MHz Text Mode 60 Hz 31.5 khz 25.175 MHz n/a 640 x 480 72 Hz 37.9 khz 31.500 MHz VESA 75 Hz 37.5 khz 31.500 MHz VESA 56 Hz 35.1 khz 36.000 MHz VESA 800 x 600 60 Hz 37.9 khz 40.000 MHz VESA 72 Hz 48.1 khz 50.000 MHz VESA 75 Hz 46.9 khz 49.500 MHz VESA 60 Hz 48.4 khz 65.000 MHz VESA 1024 x 768 70 Hz 56.5 khz 75.000 MHz VESA 75 Hz 60.0 khz 78.750 MHz VESA 1152 X864 75 Hz 67.5 KHz 108.00 MHz VESA 1280 x 960 60 Hz 60.0 khz 108.00 MHz VESA 1280 x 1024 60 Hz 64.0 khz 108.00 MHz VESA 75 Hz 80.0 khz 135.00 MHz VESA 1366 x 768 60 Hz 47.7 khz 85.50 MHz VESA c Copyright 2009 KORTEK Corporation Page 10 of 21

5. LCD Panel Specifications 5.1 Screen Specification Item Specification Unit Remark Note Display Area 697.6845(H) x 392.256 (V) mm (Typ.) mm Driver Element a-si TFT active matrix Dot Display Colors 16,78M (True) Color Number of Pixel 1,366 x 768 Pixel Pixel Arrangement RGB Vertical Stripe Pixel Pitch 0.51075 (H) x 0.51075 (W) mm Display Mode Normally Black Viewing Angle 89/89/89/89 (U/D/L/R) Degrees CR 10 1 Weight 7,500 g Typ. Contrast Ratio Typ = 4,000:1 Center of Screen 2 4 5 Response Time G-to-G = 8 ms Typ. 3 Center of White Luminance Typ = 450 cd/m 2 cd/m 2 Screen 4 5 Brightness Uniformity Typ = 25 % % 6 Dimensions 760.0 (H) x 450.0 (V) x 50.5 (D) (Typ) mm Vendor Name: SAMSUNG c Copyright 2009 KORTEK Corporation Page 11 of 21

1 Viewing Angle Hor. Ver. θ L Right 89 θ R CR 10 Left 89 ø H (at center of screen) Up 89 ø L Down 89 Degree 2 Contrast Ratio (CR): Ratio of gray max. (G max.), gray min. (G min.) at the center point of panel. CR = Luminance of all pixels White Luminance of all pixels black 3 Response Time: Sum of T R,T F 4 Luminance of White (Center of Screen) Y L = 450 cd/m 2 (Typ.) 5 Optical characteristics measurement c Copyright 2009 KORTEK Corporation Page 12 of 21

5.2 Test Equipment Setup After stabilizing and leaving the panel alone at a given temperature for 30 min, the measurement should be executed. Measurement should be executed in a stable, windless, and dark room 30 min after lighting the back-light. This should be measured in the center of screen. A single lamp current: 6.5[ ma ] Environment condition: Ta = 25 ±2 [ ] 6 Brightness uniformity (9 points) Buni = 100*(Bmax-Bmin)/ Bmax Bmax: Maximum brightness, Bmin: Minimum brightness Definition of test point c Copyright 2009 KORTEK Corporation Page 13 of 21

5.3 Back Light Unit The Back-light system is 4 U- type CCFLs. (Cold Cathode Fluorescent Lamp) 5.4 CIE Coordinates (Color Chromaticity) Item X(Typ.) Color chromaticity (CIE 1931) Y(Typ.) Red 0.636 ± 0.03 0.335 ± 0.03 Green 0.287 ± 0.03 0.614 ± 0.03 Blue 0.146 ± 0.03 0.071 ± 0.03 White 0.280 ± 0.03 0.290 ± 0.03 5.5 Absolute Maximum Rating 5.5.1 Absolute rating of environment ITEM Symbol Min Max Unit Note Storage temperature T STG -20 60 (1) Operating temperature (Surface of Glass temperature) T OPR 0 50 (1) Shock (non - operation) S NOP - 50 G (2),(4) Vibration (non operating) V NOP - 1.5 G (3),(4) * Note (1) Temperature and relative humidity range are shown in the figure below, 90% RH Max. (40 Ta) (2) 11ms, sine wave, one time for ±X, ±Y, ±Z axis. (3) 10-300Hz, Sweep rate 10min, 30min for X, Y, Z axis. (4) At testing Vibration and Shock, the fixture in holding the Module to be tested have to be hard and rigid enough so that the Module would not be twisted or bent by the fixture. c Copyright 2009 KORTEK Corporation Page 14 of 21

6. Visual Specification 6.1 Standard Mode & Display Size Item Specification Note Standard Mode WXGA 1366* 768 @ 60 [Hz]Resolution Recommend Mode Display Size 697.6845 (H) x 392.256 (V) Panel Active Visual Size 6.2 Standard Condition Item Specification Note Warm up Time Panel Face 30 minutes after lighting None 6.3 Screen image Stabilizing Time Item Specification Note Video Display Time Display Stability time AC input Voltage Stability After turning power switch on, within 15 seconds After turning power switch on, within 30 seconds All specifications should be within 10% at 100~240V. Environments stability All specifications should be within 2% at the operating temperature Note) All kinds of specification should be satisfied after 30 minutes from turning power switch on. 6.4 H & V Centering : 1366 768, 60Hz A-B and C-D 1.0[mm], E-F and G-H 1.0[mm] c Copyright 2009 KORTEK Corporation Page 15 of 21

6.5 Focus Focus shall be inspected using the H character pattern with normal and reverse video, after setting by brightness 80 steps & contrast 80 steps. All black/white and white/black transients shall be clearly visible on all points on the screen, and the focus performance shall be uniform across from a viewing distance of 50cm 6.6 Color Spread The color must not spread on the panel, especially on the 4 side that panel and bezel contact each other. 6.7 Noise, Jitter, Color lack, Screen shrink, and etc. During the operating there should not show on the screen like a noise, jitter, color lack, screen shrink, and etc. 6.8 Residual Image After 10 hours aging at same pattern, there s no residual image after 2 hours aging. 6.9 Crosstalk Any boundary line must not be seen on the white pattern. c Copyright 2009 KORTEK Corporation Page 16 of 21

7. A/D Board This board is main controller board and has following functions. - Analog to Digital Conversion - Scaling input signal to fit Panel s resolution. - Inverter Power control. - DVI signal data processing. - DC to DC conversion circuit to make various powers. 7.1 A/D Board Dimension 165.10m J1 J3 JS1 120.25m JP1 J4 J5 J2 20.25mm 7.1.1 Description No Symbol Description 1 J1 OSD KEY 2 J2 DVI- D INPUT (Optional) 3 J3 LVDS_OUT (Dual & Single) 4 J4 Analog (R,G,B) Input / ISP (Debugger ) 5 J5 Analog (R,G,B) Output / ISP (Debugger ) 6 JP1 Power Inverter Input (D5V / S5V / D12V) 7 JS1 Dim Control c Copyright 2009 KORTEK Corporation Page 17 of 21

7.2 A/D Board connection 7.2.1 J1: OSD Key Pin Signal Pin Signal Pin Signal Pin Signal 1 LED G 2 KEY INPUT A 3 GND 4-7.2.2 J2: DVI-I Pin Signal Pin Signal Pin Signal 1 D2 9 D1 17 D0 2 D2 10 D1 18 D0 3 shield 11 shield 19 shield 4 D4 12 D3 20 D5 5 D4 13 D3 21 D5 6 DDC SCL 14 +5V 22 shield 7 DDC SDA 15 ground 23 CLK 8 reserved 16 Hot Plug Detect 24 CLK DVI I Connector 7.2.3 J3: LVDS_OUT Pin Signal Pin Signal Pin Signal Pin Signal Pin Signal 1 TXE0M 7 GND 13 TXO0P 19 TXO2P 25 NC 2 TXE0P 8 TXECKM 14 GND 20 TXOCKM 26 NC 3 TXE1M 9 TXECKP 15 TXO1M 21 TXOCKP 27 NC 4 TXE1P 10 TXE3M 16 TXO1P 22 TXO3M 28 POWER(+VCC) 5 TXE2M 11 TXE3P 17 GND 23 TXO3P 29 POWER(+VCC) 6 TXE2P 12 TXO0M 18 TXO2M 24 GND 30 POWER(+VCC) 7.2.4 JS: Power Inverter Input Pin Signal Pin Signal Pin Signal Pin Signal Pin Signal 1 PWM 2 Inv On/Off 3 A_DIM 3 GND 4 GND 5 GND 6 GND 7 +12V 8 +12V 9 +12V c Copyright 2009 KORTEK Corporation Page 18 of 21

7.2.5 JP: Power Control (Adapter) Pin Signal Pin Signal Pin Signal 1 PWM 2 Inverter On/Off 3 ADIM 7.3 Input signal mode 7.3.1 Input signal Interface 1 ANALOG RGB (ADC) interface Max. 165MHz sampling rate support WUXGA/60Hz Analog R'B'G' (3D space cube coordinate system) known as SOG (Sync-on-Green) 2 DVI (TMDS) interface Max. 165MHz sampling rate support WUXGA/60Hz advanced video interface method used low voltage differential signal for EMI reduction and 10-bit encoding RX0 included H, V information and 8-bit Blue information RX1 included CTL0, CTL1 information and 8-bit Red information RX2 included CTL3, CTL4 information and 8-bit Green information 7.4 User Interface 7.4.1 Key-Pad Auto Select Down Up Menu Power LED IR 7.4.2 OSD Menu Structure <Picture Menu> <Adjust Menu> c Copyright 2009 KORTEK Corporation Page 19 of 21

<Function Menu> <OSD Menu> 7.4.3 Function Key (OSD) Action ITEM Action Note Contrast Brightness Color Mode Red Gain Green Gain Blue Gain H-Position V-Position Clock Phase Auto Adjust Scale Information Memory Recall Language H-Position V-Position Duration Halftone - Tuning menu of Screen s Contrast. - Tuning menu of Screen s Brightness. - Tuning menu of Screen s Color Temp. - Tuning menu of Screen s Red Gain. - Tuning menu of Screen s Green Gain. - Tuning menu of Screen s Blue Gain. - Tuning menu of Screen s H Position. - Tuning menu of Screen s V Position. - Tuning menu of Screen s Clock. - Tuning menu of Screen s Phase. - Automatically Adjust Screen s Geometric, Position, Phase to Optimal Condition. - Tuning menu of Screen Size. - Information Menu about Monitor. - Initialize OSD Data. - Selection menu of Language (English, German,, French, Spanish) - Tuning menu of OSD H Position. - Tuning menu of OSD V Position. - Selection menu of OSD Display Time. - Selection menu of OSD Halftone Time. c Copyright 2009 KORTEK Corporation Page 20 of 21