Page 2 - Table of Contents; Appendix : User’s manual; Copyright
1 1 Table of Contents Important Safety Notice ......................................................................................... 02 01 Product Specification .......................................................................................... 03 02 Flat Panel Specification .................
Page 3 - Acer; Important Safety Notice; Safety precautions; should only be repaired by a qualified technician.; Product safety notice; Adjustment of this product please refers to the user’ manual.
Acer Acer –LCD-D240H Important Safety Notice 1. Safety precautions This monitor is manufactured and tested on a ground principle that a user’s safety comes first. However, improper used or installation may cause damage to the monitor as well as to the user. Warning: z This monitor should be operated...
Page 4 - 1 Product Specification; . 1 M a i n F e a t u r e s
Acer Acer –LCD-D240H 01 Product Specification 1. General: Acer D240H is designed with LVDS interface and VGA/DVI-D/HDMI input, and Embedded DPF Function ,it featured with embedded universal AC power supplies and audio input. It’s a green product and meets all ROHS standard. The power button and disp...
Page 6 - Typ
Acer Acer –LCD-D240H Reliability Items Condition Spec Note MTBF T =25 ℃ > 50 ,000 Hours ， CCFL Life time Luminance becomes 50% 5 0,000 Hours( Typ ) Note1 Note1. Display an all WHITE field at mid Brightness and Contrast settings. 3. Electrical and Optical Characteristics and Performance 3.1 Main P...
Page 8 - CCFL startup voltage
Acer Acer –LCD-D240H CCFL startup voltage ≧ 2000 Vrms (0 ˚ C) CCFL startup voltage ≧ 1850 Vrms (25 ˚ C) Operating frequency 40~60 KHz Protect delay time > 1 second Efficiency ≥ 75% Note: Other panels please refer to the reference panel specs . Brightness output The test to verify specifications i...
Page 9 - Input / Output Signal Specifications
Acer Acer –LCD-D240H % ≥ 75 ) (backlight points nine of luminance Max. ) (backlight points nine of luminance Min. 4. Input / Output Signal Specifications 4.1 AC in 4.1.1 AC Input Voltage: 100~240VAC 4.1.2 AC Input Current: 1.2A @100Vac, 0.6A @240Vac 4.1.3 AC Frequency Range: 50~60Hz 4.2 Audio in 4.2...
Page 11 - SCL; Items; Analog RGB signal Input impedance =75 Ohm; Timing table; Horizontal Vertical
Acer Acer –LCD-D240H 15 DDC SCL 4.6.2 Signal SPEC: Items Condition Specification Analog RGB signal Input impedance =75 Ohm 0.7Vp-p Sync Input impedance ≧ 1k Ohm TTL level, Separate H/V-sync(+/-) H-Sync Frequency 31K~8 3 KHz V-Sync Frequency 49~76Hz 4.7 Timing table VESA MODES Horizontal Vertical Mod...
Page 12 - Other MODES; Please refer to F/W specification for more detail
Acer Acer –LCD-D240H SVGA 832*624@75Hz 49.725 N 74.55 N 57.283 XGA 1152*870@75Hz 68.681 N 75.062 N 100 Other MODES WXGA 1280*800@60Hz 49.702 N 59.81 P 83.5 Note: 1. Non-interlace signals only (An interlace signal cannot be display) 2. Please refer to F/W specification for more detail 3. Each frequen...
Page 13 - HDMI timing table; VGA; Audio output SPEC; AT 1KHz 1Vrms
Acer Acer –LCD-D240H 4.8 HDMI timing table For DVD Player Input, Attached timing is supported : Mode Resolution Pixel Clock MHz H sync KHz V sync Hz Ratio VGA 640 x 480p 25.2 31.5 60 4:3 NTSC (480i) 720 x 480 13.50 15.73 60 4:3 NTSC (480p) 720 x 480 27.00 31.47 60 4:3 PAL (576i) 720 x 576 13.50 15.6...
Page 14 - FF FF FF FF FF FF 00 04
Acer Acer –LCD-D240H 4 .10.2 DVI EDID table 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 00 FF FF FF FF FF FF 00 04 72 74 00 00 00 00 00 1 00 00 01 03 80 35 1D 78 EA 60 85 A6 56 4A 9C 25 2 12 50 54 AF CF 00 81 80 71 4F 95 00 95 0F A9 40 3 B3 00 01 01 01 01 1A 36 80 A0 70 38 1F 40 30 20 4 35 00 13 2A 21 00 00 1...
Page 15 - ) card reader function
Acer Acer –LCD-D240H 1) Nand play photo function: 1. without any memory card, the screen will display slideshow photo from Nand storage, 2. If no photo files in Nand storage,the screen will display browser mode. 2) card reader function Connect the USB upstream and the card read function will be star...
Page 16 - Category
Acer Acer –LCD-D240H 4.11.4. DPF function test 4.11.4. 1. DPF Monitor keypad control flow 1. Switch to DPF keypad flow 2. DPF play photo mode keypad flow Category ext Yes/ No .jpg Photo .bmp
Page 17 - DPF select photo mode flow
Acer Acer –LCD-D240H 3. DPF select photo mode flow 4. DPF setting menu flow
Page 19 - S e t t i n g m e n u l a y e r - 1
Acer Acer –LCD-D240H S e t t i n g m e n u l a y e r - 1
Page 20 - S e t t i n g m e n u l a y e r - 3
Acer Acer –LCD-D240H S e t t i n g m e n u l a y e r - 2 S e t t i n g m e n u l a y e r - 3
Page 21 - DPF photo function test
Acer Acer –LCD-D240H 4.11.4. 2. DPF photo function test 1 . Te s t t h e p i c t u r e a s b e l o w i t e m s : 1). P h o t o p e r f o r m a n c e 2). Next picture 3). Forward picture 4). Pause 5). Play 6), slide show. 7). Rotate. 8). Browser small and big photo Check and confirm the function is O...
Page 24 - Function Specifications
Acer Acer –LCD-D240H 5. Function Specifications All the tests to verify specifications in this section shall be performed under the following standard conditions unless otherwise noted. The standard conditions are: Temperature : 25 ± 5°C Warm-up time : 30 minutes minimum Checking display modes : All...
Page 26 - 繁體中文
Acer Acer –LCD-D240H Text mode 44 Standard mode 77 Graphics mode 97 Movie mode 77 User mode 50 Text mode 50 Standard mode 50 Graphics mode 60 Contrast --- --- 0 ～ 100 Movie mode 56 H. Position 0 ～ 100 50 V. Position --- --- 0 ～ 100 50 Focus 0 ～ 100 --- Clock 0 ～ 100 50 (1) Warm --- --- --- Cool --- ...
Page 27 - Reset
Acer Acer –LCD-D240H Reset --- --- --- --- Resolution --- --- --- H. Freq --- --- --- (2) V. Freq --- --- --- Input Type --- --- --- S/N --- --- --- Notes: (1) Clock default 50 is for Visa timing. Others depend on timing. (2) Depend on timing & S/N
Page 28 - 亮度; OSD; 信息
Acer Acer –LCD-D240H 5.4 OSD Translation 5.4.1 Monitor part Main menu (NO_EMEA) English ( 英 语 ) 繁體中文 Deutsch ( 德 语 ) Français ( 法 语 ) Español ( 西班牙 语 ) Italiano ( 意大 利语 ) 简 体中文 日本語 Picture 畫面 Bild Image Imagen Immagine 画面 ピクチャー Brightness 亮度 Helligkeit Luminosité Brillo Luminosità 亮 度 輝 度 Contrast 對...
Page 29 - English; Deutsch; 西班牙; Italiano; 意大; されて
Acer Acer –LCD-D240H Message menu: (NON_EMEA) English ( 英 语 ) 繁體中文 Deutsch ( 德 语 ) Français ( 法 语 ) Español ( 西班牙 语 ) Italiano ( 意大 利语 ) 简 体中文 日本語 Auto Config Please Wait 自動調整 請稍待 Autom. Abgl. Bitte warten Autoréglage Veuillez patienter Autoajuste Espere, porfavor Autoregolazione Attendere prego 自动 ...
Page 30 - 利语
Acer Acer –LCD-D240H Color management OSD (scenario OSD) language: (NON_EMEA) English ( 英 语 ) 繁體中文 Deutsch ( 德 语 ) Français ( 法 语 ) Español ( 西班牙 语 ) Italiano ( 意大 利语 ) 简 体中文 日本語 English ( 英 语 ) Russian ( 俄 语 ) Deutsch ( 德 语 ) Français ( 法 语 ) Español ( 西班牙 语 ) Italiano ( 意大 利语 ) Dutch ( 荷 兰语 ) Finn...
Page 31 - 文本; Dimension
Acer Acer –LCD-D240H Standard 標準 Standard Standard Estándar Standard 标 准 標準 Text 文字 Text Texte Texto Testo 文本 テキスト Graphics 圖形 Grafiken Images Gráficos Grafica 图 形 グラフィックス Movie 電影 Spielfilm Film Película Film 电影 ムービー User 使用者 Benutzer Utilisateur Usuario Utente 用户 ユーザー Adjust/Exit 調整 / 結束 Abstimmen...
Page 32 - Base Mechanical Interface
Acer Acer –LCD-D240H Monitor Weight 5.6±0.3Kg 6.2 Cabinet Material Cabinet Material Spec Cabinet Plastic Material ABS HB(PMMA) Front Bezel BLACK Back Cover BLACK Base BLACK Cabinet Texture ACER SPECIFICATION 6.3 Mechanical Specification Mechanical Spec Bezel Gap Specification ≦ 1.3mm Screen printed ...
Page 33 - Unit Package Specification; Units package; RANDOM VIBRATION SPECTRUM BREAK POINTS
Acer Acer –LCD-D240H 7. Package 7.1 Unit Package Specification 7.1.1 Units package Items Spec Packaging Refer to ME PACKING SPEC Ink COLOR Length 632+/-2.0mm Height 494+/-2.0mm Width 139+/-2.0mm Gross Weight 7.9±0.3kg Units per Pallet 56sets/pallet 40’ /20’ Container Loading, Palletized 1120sets/560...
Page 34 - Test; Item; oC; Marking and Identification
Acer Acer –LCD-D240H 7.1.3 Non operation Thermal Shock Test Item Description Temperature -20 0 C to 60 0 C Reset cycles times 25 ºC >60 ºC (10hrs)>25 ºC (2hrs)>-20 ºC (10hrs)>25 ºC 3cycles , every transition time 0.5 hr, Total cycles 3 cycles 7.1.4 Package Drop Drop height (Select drop h...
Page 36 - Flat Panel Specification
Page 37 - Product Specification; Contents
AU OPTRONICS CORPORATION Product Specification document version 1.0 2 NUMPAGES |29} M240HW01 V2 Contents 1.0 Handling Precautions......................................................................................4 2.0 General Description ..............................................................
Page 38 - Interface Connector of the TFT Module.
AU OPTRONICS CORPORATION Product Specification document version 1.0 4 NUMPAGES |29} M240HW01 V2 1.0 Handling Precautions 1) Since front polarizer is easily damaged, pay attention not to scratch it. 2) Be sure to turn off power supply when inserting or disconnecting from input connector. 3) Wipe off ...
Page 39 - General Description; ITEMS Unit
AU OPTRONICS CORPORATION Product Specification document version 1.0 5 NUMPAGES |29} M240HW01 V2 2.0 General Description This specification applies to the 24 inch-wide Color a-Si TFT-LCD Module M240HW 01.The display supports the Full HD - 1920(H) x 1080(V) screen format and 16.7M colors (RGB 6-bits +...
Page 40 - Optical Characteristics
AU OPTRONICS CORPORATION Product Specification document version 1.0 6 NUMPAGES |29} M240HW01 V2 2.2 Optical Characteristics The optical characteristics are measured under stable conditions at 25 ℃ : Item Unit Conditions Min. Typ. Max. Note Horizontal (Right) CR = 10 (Left) 150 170 - - Viewing Angle ...
Page 41 - Measurement method; . In order to stabilize the luminance, the; Definition of viewing angle; Viewing angle is the measurement of contrast ratio
AU OPTRONICS CORPORATION Product Specification document version 1.0 7 NUMPAGES |29} M240HW01 V2 Note 1: Measurement method The LCD module should be stabilized at given temperature for 30 minutes to avoid abrupt temperature change during measuring (at surface 35 ) ℃ . In order to stabilize the lumina...
Page 43 - Where; Test Patern: Subchecker Pattern; measured by TOPCON SR-3; Level
AU OPTRONICS CORPORATION Product Specification document version 1.0 9 NUMPAGES |29} M240HW01 V2 CT = | YB – YA | / YA × 100 (%) Where YA = Luminance of measured location without gray level 0 pattern (cd/m2) YB = Luminance of measured location with gray level 0 pattern (cd/m2) Note 9: Test Patern: Su...
Page 44 - Functional Block Diagram; LVDS
AU OPTRONICS CORPORATION Product Specification document version 1.0 10 NUMPAGES |29} M240HW01 V2 3.0 Functional Block Diagram The following diagram shows the functional block of the 24.0 inch Color TFT-LCD Module: I/F PCB Interface: JAE FI-XB30SSL-HF15 STM MSBKT2407P30HB Mating Type: FI-X30HL (Locke...
Page 45 - Absolute maximum ratings of the module are as following:; Operating Range
AU OPTRONICS CORPORATION Product Specification document version 1.0 11 NUMPAGES |29} M240HW01 V2 4.0 Absolute Maximum Ratings Absolute maximum ratings of the module are as following: 4.1 TFT LCD Module 4.2 Backlight Unit Item Symbol Min Max Unit Conditions CCFL Current ICFL 3.0 8.0 [mA] rms Note 1,2...
Page 46 - Electrical characteristics; Input power specifications are as following:; Symbol Parameter Min
AU OPTRONICS CORPORATION Product Specification document version 1.0 12 NUMPAGES |29} M240HW01 V2 5.0 Electrical characteristics 5.1 TFT LCD Module 5.1.1 Power Specification Input power specifications are as following: Note 1 : Measurement conditions: The duration of rising time of power input is 470...
Page 47 - LVDS Signal Waveform
AU OPTRONICS CORPORATION Product Specification document version 1.0 13 NUMPAGES |29} M240HW01 V2 5.1.2 Signal Electrical Characteristics Input signals shall be low or Hi-Z state when VDD is off. Please refer to specifications of SN75LVDS82DGG (Texas Instruments) in detail. Characteristics of each si...
Page 48 - Parameter; Typ. values are AUO recommended design values.
AU OPTRONICS CORPORATION Product Specification document version 1.0 14 NUMPAGES |29} M240HW01 V2 5.2 Backlight Unit Parameter guideline for CCFL Inverter is under stable conditions at 25 (Room Temperature): ℃ Parameter Min. Typ. Max. Unit Note CCFL Standard Current (ISCFL) 7.0 7.5 8.0 [mA] rms CCFL ...
Page 49 - CCFL standard current is measured at 25
AU OPTRONICS CORPORATION Product Specification document version 1.0 15 NUMPAGES |29} M240HW01 V2 Note 2: CCFL standard current is measured at 25 ± 2 ℃ . Note 3: CCFL discharge frequency should be carefully determined to avoid interference between inverter and TFT LCD. Note 4: The frequency range wil...
Page 50 - Signal Characteristic; R G; The input data format
AU OPTRONICS CORPORATION Product Specification document version 1.0 16 NUMPAGES |29} M240HW01 V2 6.0 Signal Characteristic 6.1 Pixel Format Image Following figure shows the relationship of the input signals and LCD pixel format. R G B R G B R G B R G B R G B R G B R G B R G B 1 2 1919 1920 1st Line ...
Page 51 - Signal Description
AU OPTRONICS CORPORATION Product Specification document version 1.0 17 NUMPAGES |29} M240HW01 V2 6.3 Signal Description The module using one LVDS receiver SN75LVDS82(Texas Instruments). LVDS is a differential signal technology for LCD interface and high speed data transfer device. LVDS transmitters ...
Page 54 - Power ON/OFF Sequence; Value
AU OPTRONICS CORPORATION Product Specification document version 1.0 20 NUMPAGES |29} M240HW01 V2 6.6 Power ON/OFF Sequence VDD power and lamp on/off sequence are as follows. Interface signals are also shown in the chart. Signals from any system shall be Hi-Z state or low level when VDD is off. Value...
Page 55 - TFT LCD Module; Connector Name / Designation; Pin Assignment; Signal Name
AU OPTRONICS CORPORATION Product Specification document version 1.0 21 NUMPAGES |29} M240HW01 V2 7.0 Connector & Pin Assignment Physical interface is described as for the connector on module. These connectors are capable of accommodating the following signals and will be following components. 7....
Page 57 - Reliability Test; Environment test conditions are listed as following table.; Drop Test
AU OPTRONICS CORPORATION Product Specification document version 1.0 23 NUMPAGES |29} M240HW01 V2 8.0 Reliability Test Environment test conditions are listed as following table. Items Required Condition Note Temperature Humidity Bias (THB) Ta= 50 , ℃ 80%RH, 300hours High Temperature Operation (HTO) T...
Page 59 - Mechanical Characteristics
Page 63 - 4 Troubleshooting
Acer Acer –LCD-D240H 04 Troubleshooting 4.1 Black Sreen Check power supply: Pin 3, 4 of CN101 POWER Fail Check U101, U106 Check C125, R133 Check X101, C126, C114,R134 Inverter Fail U102 fail Black Screen Check power supply: For U102 Check reset: pin114 of U102 Check Crystal waveform Pin 116,117 of U...
Page 66 - 5 Spare parts List; OEM PART NO; CN
05 Spare parts List 82424173A120R ACER PART NO. OEM PART NO DESCRIPTION CN 55.LJR0J.001 792381300720H PCBA,IF/B(V2,W/SPK,EMEA),LP2441-737 55.LJR0J.002 792381400710H PCBA,PI/B,W/SPK,LP2441-737 55.LEW0J.003 792381500000R PCBA,POWER KEYPAD/B,LP2441 ROHS 55.LEW0J.004 792381500010R PCBA,TOUCHPAD BOARD,LP...
Page 68 - 6 Schematics and Layouts
Acer Acer –LCD-D240H 06 Schematics and Layouts 6.1 IF BD Layout
Page 72 - Touchpad BD Layout
Acer Acer –LCD-D240H 6.4 Touchpad BD Layout 6.5 Card BD Layout
Page 75 - 7 Assembly and Disassembly
S1: Take out a panel S2: Assemble the panel and the bezel. S3: Take out a chassis on the panel and assemble the power board and the chassis S4: Take out the main board and insert the FFC cable and keypad cable. 07 Assembly and Disassembly
Page 76 - Card BOARD
S5: Assemble the main board and the Card board with the chassis. S6: Use a screwdriver to screw the 5 screws to fix the power board. S7: Use a screwdriver to screw the 4 screws to fix the main board and USB board. S8: Use a screwdriver to screw the 1 screw to fix the HDMI connecter. Card BOARD MAIN ...
