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ltm 190 e x - l31 ? copyright 200 9 kortek corporation page 1 of 20 tft lcd monitor product specification model: kt - ea 1 9 zx --- 05 issue date: 20 13 - 01 - 18 prepared by kortek r&d center kortek corporation note: any modification or copy of spec is not allowed without kortek s permission . rohs compliant 2002/95/ec
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 2 of 20 content s 1. revision history & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & .......... 2. scope & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & 3. feature & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & ....... 4. electrical specification 4.1 input power & & & & & & & & & & & & & & & & & & & & & & & & & & & & . & & & & & & 4.2 input signal & & & .. & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & 4.3 display color & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & . 4.4 mode & timing & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & .. 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 & & & & & & & & & & & & & & & & & & & & & & & & & & & . 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 j itter & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & . 6.8 residual image & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & .. 6.9 crosstalk & & & & & & & & & & & & & & & & & & & & & & & & .. & & & & & & & & & & & & 7. a/d board 7.1 a/d board dimension & & & & & & & & & & & & & & & & & & & & & & & & .. & & & & & & 7.2 a/d board connection & & & & & & & & & & & & & & & & & & & & & & & & .. & & & & & & & & & & 8. inverter specification 8.1 dimension & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & .. & & & & & & & & & . 8.2 input connector & & & & & & & & & & & & & & & & & & & & & & .. & & & & & & .. & & & & & & & & . 8.3 output connector & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & 9. user interface 9.1 osd key dimension & & & & & & & & & & & & & & & & & & & & & & . & & & & & & & & & & & & & & 9.2 osd menu structure & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & .. 10. mechanical specification 10.1 outline dimension & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & & 3 4 4 4 4 5 6 ~ 7 8 ~ 9 10 11 11 12 13 13 13 13 14 14 14 14 14 15 1 5 ~ 17 18 1 8 18 19 19 2 0
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 3 of 20 1. revision history date rev. no page summary 20 13 - 01 - 18 rev0.0 all 1 w? ? A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 4 of 20 2. scope this document is the specification of 1 9 tft - lcd monitor for application of multi sync. kt - ea 19 zx --- 05 is a high quality tft - lcd display solution for industrial display device having rohs conformity. 3. features - native resolu tion: s xga (1 , 28 0 * 1, 0 24 @60hz) recommend (1 , 28 0 * 1,024 @ 60hz) - image screen input signal: analog, dvi ( optional) - flexible solution of mechanical mounting - on screen display (osd) 4. electrical specification 4.1 input power 4.1.1 input power is required as voltage : dc +12[ v ] / 3[a] consumption : 3 0 [w] max 4.1.2 power management mode v - sync h - sync video power consumption on pulse pulse active less than 3 0 [w] stand by pulse no pulse blanked less than 4.5[w] suspend no pulse pulse blanked less t han 4.5[w] off no pulse no pulse blanked less than 4.5[w] ? ?r}|?OJ??LKvI T ? k?~?J?Y?e??Q????Ze?UDFK??L??P?cU?aOI?? ?} `? ?? RLo?^ ? ?? ?? yb^? ? B}P? ?x2Zs~??? ?t ? ^? ??b? ? r`? I} ?[e??XL??Gu???u????eO}s?]{_Jcs ?? ?? ?~ ?N?c?e ??N[XQ?-s?? ???]?PBL}W_?]}?ZCrZ??Y?? ? ? ?? ? ? ?Z? ? ????? 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]
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 5 of 20 4.2.2 horizontal sync pola rity: (+) 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 ? ????W ? ?]???? ? ???s ? ?]??B?????? ? ???s ? ? ???? ? ?]e?????? ? ?-L?T??P?T??R ? ? ? ?? ? ? ?e????????????R ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 6 of 20 4.4 mode & timing 4.4.1 preset mode timing chart $` time block $a detail timing vesa standard description mode1 mode2 mode3 mode4 mode5 mode6 mode7 mode8 mode9 720 640 800 1024 1280 400 480 600 768 1024 h freq [khz] 31.649 31.469 37.500 37.879 46.875 48.363 60.023 63.9 38 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 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 v 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 1 3.333 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 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
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 7 of 20 4.4.2 supply video timing chart (vesa) ? ?Qbx}? ? ?? ? ? ? ??Y?b? ? ??Y?f F ? F ??^?? ? ???e ? ??????T ? ?????????R ? ? ??^?? ? ?F?? ? ??????e ? ??????F??R ? ?t?? ? ??^?? ? ?F?e ? ??????U ? ??????F??R ? ? ? ???T F ??????Z ? ????????R ? jX? ? ????U F ???? ? ? ? ???????R ? j? ? ??^?? ? ???? ? ??????? ? ??????R ? j? ? ???e ? ??????e ? ??????R ? j? ? ??F?? ? ?????? ? ???F??R ? j? ? ????e ? ??????U ? ???????R ? j? ? ???^?? ? ??? ? ?????E?R F ??????R ? j? ? ???e ? ??????T ? ??????R F j? F ????R ? ?????T ? ? ??????? ? j? ? ???? ? ??F?U ? ???????e ? ????F??R ? j? ? ???^? ? ????T F ????R ? ???????R ? jX? ? ???^??? F ??? ? ?????e ? ??????R ? j?? ? ????T ? ??F?Z ? ???????R ? j?? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 8 of 20 5. lcd panel specifications 5.1 screen specification item s pecification unit remark note display area 376.32 (h) x 301.06 (v) mm (typ.) mm driver element a - si tft active matrix dot display colors 16,78m ( rgb 6 - bit + hi frc ) color number of pixel 1, 28 0 x 1, 0 24 pixel pixel arrangement rgb vertical stri pe pixel pitch 0.2 94 (h) x 0.2 94 (w) mm display mode normally white viewing angle 8 5 /8 5 /8 5 /8 5 (u/d/l/r) degrees cr = 10 ? ?eL ? ? ? ? P? ? ?? ? ? ? ? ??Ca?bz ? ??????? ? ? ? ? ? ? ? ? ? ??? ? ???? ? ? ? ? ?? ? ? ?_YJ}?BS? ? ???? ?? ? ? ? ? ? ?I?? ? ?? ? ? ? ??A???Q ? J??? ?? ? ? ? ?e? ? ? ? ? ? ???VY ? R???? ? ???^ ??? ??? ?^ ? ?? ? ????? ? ? ? ? ? ? ? ? \? ????????? ? ? ? ? ? ? ?
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 9 of 20 $` viewing angle hor. ? l cr "e 10 (at center of screen) right 8 5 degree ? r left 8 5 ver. ? h up 8 5 ? l down 8 5 $a contrast ratio (cr): ratio of gray max. (g max.), gr ay min. (g min.) at the center point of panel. black pixels all of luminance white pixels all of luminance = cr $b response time: sum of t r ,t f $c luminance of white (center of screen) y l = 25 0 cd/m 2 (typ.) $d optical characteristics measurement
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 10 of 20 5.2 test equipment setup after stabiliz ing 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[ 3? ] environment condition: ta = 25 2 [ ! ] $e brightness uniformity (9 point s ) buni = 100*(bmax - bmin)/ bmax bmax: maximum brightness, bmin: minimum brightness definition of test point
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 11 of 20 5.3 back light unit the back - light system is an edge - lighting type with 2 dual ccfts . (cold cathode fluorescent tube) item symbol m in max unit conditions led forward current irled1 0 90 [ma] note 1,2,5 100% duty irled2 irled3 irled4 led pulse forward current ipled1 - 150 [ma] n ote 1,2,5 10% duty @ 100hz ipled2 ipled3 ipled4 led forward voltage v ariation vf - 3.4 [volt] note 1,2 note 1 : with in ta(25 ! ) note 2 : permanent damage to the device may occur if exceeding maximum values note 5 : irled1,2,3,4, and ipled 1,2,3,4 define as per strings led current 5.4 cie coordinates (color chromaticity) item color chromaticity (cie 1931) x(typ.) y(typ.) red 0. 6 36 0.03 0.3 16 0.03 green 0. 324 0.03 0.6 27 0.03 blue 0.15 4 0.03 0.0 54 0.03 white 0.313 0.03 0.329 0.03
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 12 of 20 5.5 absolute maximum rating 5.5.1 absolute rating of environment item symbol min max unit note operating temperature top 0 5 0 ! note3 surface of glass temperature tgs 0 65 [ ! ] note3 note4 operation humidity hop 5 9 0 [%rh] note3 storage humidity tst - 20 +60 [ ! ] storage humidity hst 5 90 [%rh] * note note 3: temperature and relative humidity range are shown as the below figure. a. 90% rh max (ta "d 39 ! ) b. max wet - bulb temperature at 39 ! or less(ta "d 39 ! ) c. no condensation note 4 : function judged only
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 13 of 20 6. visual specification 6.1 standard mode & display size item specification note standard mode s xga 1 28 0* 1024 @ 60 [hz]resolution recommend mode display size 376.32 (h) x 301.06 (v) panel active visual size 6.2 standard condition item specification note warm up time 30 minutes after lighting panel face none 6.3 screen image stabilizing time item specification note vid eo display time after turning power switch on, within 15 seconds display stability time after turning power switch on, within 30 seconds ac input voltage stability all specifications should be within 10% at 100~240v. environments stability all specif ications should be within 2% at the operating temperature note) a ll kinds of specification should be satisfied after 30 minutes from turning power switch on. 6.4 h & v centering : 1 280 1024 , 60hz |a - b| and |c - d| "d 1.0[mm], | e - f| and |g - h| "d 1.0[mm]
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 14 of 20 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 cl early 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, e specially 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.
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 15 of 20 7. a/d board this board is main controller board and has following functions. - analog to digital conversion (r,g, b gain control) - scaling: input sig nal to fit panel s resolution. - inverter power control. - dc to dc conversion to supply various power to each circuit 7.1 a/d board dimension
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 16 of 20 7.2 a/d board connection symbol description parts number manufacture j1 osd key j2 lvds_out (dual & single) j3 rgb input j4 10pin cga/ega analog (r,g,b) input j5 2 pin 12v power j6 inverter j7 dc jack 12v power j8 touch power 7.2.1 j1 : osd key pin signal pin signal pin signal pin signal 1 menu/esc 2 sel 3 gnd 4 up 5 down 7.2.2 j2 : 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 pow er(+vcc) 5 txe2m 11 txe3p 17 gnd 23 txo3p 29 power(+vcc) 6 txe2p 12 txo0m 18 txo2m 24 gnd 30 power(+vcc) 7.2.3 j3 : analog r, g, b input pin function pin function pin function 1 red 6 red ground 11 reserved 2 green 7 green ground 12 ddc sda 3 blue 8 blue ground 13 hsync (horizontal sync) 4 reserved 9 - 14 vsync (vertical sync) 5 ground 10 sync ground 15 ddc scl
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 17 of 20 7.2.4 j4 : 10pin cga/ega connecter pin signal pin signal 1 horz - or composite sync. 6 vertical+ 2 vertical - 7 ground 3 ground 8 blue 4 n.c 9 green 5 horz+ 10 red 7.2.5 j5 : power 2 pin pin signal pin signal pin signal 1 +12v 2 gnd 7.2.6 j6 : inverter control pin signal pin signal pin signal 1 a_dim 2 inv on/off 3 gnd 4 gnd 5 +12v 6 +12v 7.2.7 j 7 : dc - jack 2.5 7.2.8 j 8 : touch power pin signal pin signal pin signal 1 gnd 2 +5v 3 +12v
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 18 of 20 8. converter specification 8.1 co nverter dimension 8.2 input connector cn1 : 12505 wr - 12a00 (yeon ho) pin no symbol description 1,2,3 vin input : +12v 4,5,7,8,12 gnd gnd 11 dim control pwm di mming 9 on/ off led driver on/off control 6,10 n.c n.c 8.3 output connector : cn2 pin no. symbol description 1 rtn1 feedback 1(return 1) 2 rtn2 feedback 2(return 2) 3,4 v_led system output 5, rtn3 feedback 3(return 3) 6 rtn4 feedback 4(return 4) * caution: when output connector is checked, the power should be turn off. otherwise maybe be shocked electrically.
ltm 190 e x - l31 $ copyright 200 9 kortek corporation page 19 of 20 9. user interface 9.1 osd key dimension 9.2 osd menu structure there is a image adjust menu to support cga/ega game board at kortek monitor. 1. easy game board select step 1. press up or down key. then, you ll get the message box like the right. step 2. at this message box, select auto - adjust . step 3. if you want detail image setting , press up , down key. * select item(s) by using sel key. change figure using down/up key. 2. detail user setting 1) reset position all position and game data reset default. 2) auto - adjust - automatically adjust screen s geometric. 2) input level. step1 input video level pass out. ste p2 if you want input video level middle down. step3 if you want input video level max down. 3) autocolor this function is for automatic setting of brightness & color from the input signals. 4) you can adjust horizontal position. 5) you can adjust ver tical position. 6) you can adjust horizontal size. 7) you can adjust vertical size. 8) you can adjust clock (frequency). 9) you can adjust phase. reset position auto - adjust input level "j step1 "k autocolor pass h - position 130 v - position 10 h size 780 v sise 230 clock 50 phase 5 image adjust menu res h:780 v:230 6 0hz game index:28 move select exit
$ copyright 200 9 kortek corporation page 20 of 20 1 0 . mechanical specification 1 0 .1 outline dimension

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