Acer H236HL Service Manual
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Acer H236HL Service Manual

Acer H236HL Service Manual

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All manuals and user guides at all-guides.com
ACER_LCD_H236HL_SM20120924V0
 
 

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Summary of Contents for Acer H236HL

  • Page 1 All manuals and user guides at all-guides.com ACER_LCD_H236HL_SM20120924V0    ...

  • Page 2: Table Of Contents

    All manuals and user guides at all-guides.com Contents     Table of Contents Important Safety Notice  ..............................  1   1. Product Specification  ..............................  2   2. OSD Menu ..................................  1 5  3. Exploded Diagram ...............................  2 0  4. Assembly and Disassembly Procedures ........................  2 3  5.

  • Page 3: Important Safety Notice

    All manuals and user guides at all-guides.com 1    Important Safety Notice Product Announcement: This product is certificated to meet RoHS Directive and Lead-Free produced definition. Using approved critical components only is recommended when the situation to replace defective parts. Vender assumes no liability express or implied, arising out of any unauthorized modification of design or replacing non-RoHS parts.

  • Page 4: Product Specification

    All manuals and user guides at all-guides.com 2    1. Product Specification 1.1 Scope: LCD LM230WF3-S2E2 LM230WF3-S2E2 is a Color Active Matrix Liquid Crystal Display with an integral Light Emitting Diode (LED) backlight system. The matrix employs a-Si Thin Film Transistor as the active element. It is a transmissive type display operating in the normally white mode.

  • Page 5: Optical Characteristics

    All manuals and user guides at all-guides.com 3    Optical Characteristics     Ta=25 °C, V =5.0V, f =60Hz, D =72MHz, Is=100mA Values Parameter Symbol Units Notes Contrast Ratio 1000 Surface Luminance white cd/m  Luminance Variation WHITE Response Time (Gray to Gray) 0.638 0.334 0.309...

  • Page 6: Test Condition

    All manuals and user guides at all-guides.com 4    1.2 General Requirements: 1.2.1 T est Condition: All tests shall be performed under the following conditions, unless otherwise specified. Warm up time > 30 min. AC supply voltage 230V± 5%, 50± 3 Hz 20C ...
  • Page 7 All manuals and user guides at all-guides.com 5    The LCD monitor will contain a main board and a key board which house the flat panel control logic, brightness control logic and DDC. The adapter will provide AC to DC voltage to drive the main board chips each voltage.
  • Page 8 All manuals and user guides at all-guides.com 6    1.3.1 Interface Connectors: 1.3.1.1 Power Adaptor and Connector: The AC inlet connector shall be an IEC 320-C13 male power receptacle for connection to mains power. The power cord shall be gray or black with length of 1.5m + 10cm/-0cm. The power cord type is different from regions.The adapter output cable length of 150036mm,voltage is 19v and current is 2.1A.
  • Page 9 All manuals and user guides at all-guides.com 7    C. HDMI D. LED backlight Connector Connector: CN803 Pin No. Symbol Description Notes Channel1 Current Feed Back Channel2 Current Feed Back No connection No connection VLED LED Power Supply VLED LED Power Supply No connection No connection No connection...
  • Page 10 All manuals and user guides at all-guides.com 8    F. Flat Panel Connector Connector: CN406...
  • Page 11 All manuals and user guides at all-guides.com 9    1.3.2 Input Signals: Video Input Signals Range (Analog RGB Signal) Symbol Item M in Horizontal Frequency Vertical Frequency Fclk Pixel Clock Frequency 148.5 High Level Input Low Level Input Video RGB Analog Video Level  ...
  • Page 12 2) When OSD menu is in active status, this button will act as EXIT-KEY (EXIT OSD menu). 3) When exit eColor OSD, it will activate the Auto Adjustment function automatically. 6.Empowering 1) Activate OSD First menu when OSD is OFF 2) Trigger the acer eColor Management when first menu is active.  ...
  • Page 13 All manuals and user guides at all-guides.com 11    B) Menu Operation: Pressing the MENU button brings up the first level menu. C) OSD Function: Acer e-Color Management Contrast, Brightness, ACM H-position, V-position Clock, Focus OSD position, Timeout Color Select and adjust (warm, cool, user).
  • Page 14 All manuals and user guides at all-guides.com 12    1.3.4.2 Factory Assigned Display Modes:   1.4 Flat Panel: 1.4.1 General Requirements: The panel shall be a FULL HD resolution 23” diagonal TFT-LCD. 1.4.2 Polarizer Hardness: The front polarizer should have hard coating (3H) and anti-glare treatment. 1.4.3 Backlight Requirements: 1.4.3.1 General Requirements: Values...
  • Page 15 All manuals and user guides at all-guides.com 13    intensity (contrast) when contrast voltage is varied. Contrast variation can be achieved through the use of varying gray shade patterns. Polarizer Scratch: When the unit lights, lines appear light (white) with display patterns dark and do not vary in size.
  • Page 16 All manuals and user guides at all-guides.com 14    Surface luminance with all white pixels Contrast ratio = --------------------------------------------------------- Surface luminance with all black pixels 1.5.3 Response time: Response time is the time required for the display to transition from black to white (Decay Time, Tr ) and from white to black (Rise Time, Tr The sampling rate is 2,500 sample/sec.
  • Page 17 All manuals and user guides at all-guides.com 15    1.7 Mechanical and Packing: Monitor Packed Monitor Width: 531.40mm 613 mm Height: 402.21mm 118 mm Depth: 173.44mm 413mm Weight: 3.55KG 5.1144 KG Dimension (mm):...

  • Page 18: Osd Menu

    3) When exit eColor OSD, it will activate the Auto Adjustment function automatically. 6.Empowering 1) Activate OSD First menu when OSD is OFF 2) Trigger the acer eColor Management when first menu is active. 2.2 Function Menu: 1). Display Function Menu while user press any function button.
  • Page 19 All manuals and user guides at all-guides.com 17    Picture Setting Information...
  • Page 20 All manuals and user guides at all-guides.com 18    2.3.2 Key operation: Key define:  ...
  • Page 21 19        2.4 Acer eColor management: a. Display Acer eColor Management OSD when user press “e” button at Function menu or trigger this function in OSD menu/picture page. b. Layout as following figure:   2.5 OSD Message: Item ...

  • Page 22: Exploded Diagram

    All manuals and user guides at all-guides.com 20    3. Exploded Diagram   3.1 Product Exploded Diagram:            ...
  • Page 23 All manuals and user guides at all-guides.com 21    Note: The parts information listed below are for reference only, and are subject to change without notice. H236HL Item Description LNT Part No. Acer Part No. bezel A34G3021AEM-1B0100 42.LX1M2.001 PANEL LM230WF3-S2E2 750GMT230W3E21N100 KL.2300W.002 mid-frame ASSEMBLY 705GFACS307 60.LX1M2.005...
  • Page 24 All manuals and user guides at all-guides.com 22    3.2 Packing Exploded Diagram:...

  • Page 25: Assembly And Disassembly Procedures

    All manuals and user guides at all-guides.com 23    4. Assembly and Disassembly Procedures 4.1 Assembly Procedures: Prepare a main board, a mian frame. Assemble every part as the below picture. ① Turn over the main board and Lock screws. ②Turn over the main board and lock the four screws.
  • Page 26 All manuals and user guides at all-guides.com 24    Prepare a bezel, a panel and middle frame assy ① Assemble the bezel and panel. ② Insert the FFC cable lower left the panel, then stick the yellow tape as follow ③...
  • Page 27 All manuals and user guides at all-guides.com 25    Connect FFC cable and fix Mainboard: ① Put the Key board in front of the key and connect ② Connect all kind of cables as follow the FFC cable Connect to Speaker Speaker ③...
  • Page 28 All manuals and user guides at all-guides.com 26    Prepare a Stand, a Hinge and a Base ① Put the hinge into the slot Base assy Assemble the stand ass’y and the base...

  • Page 29: Disassembly

    All manuals and user guides at all-guides.com 27    4.2 Disassembly procedures: Put the monitor on a protective cushion. ① Unscrew the screw as the below picture ② Pull out the stand ass’y. Unscrew the two screws and then open all latches with tool. Remove the rear cover.
  • Page 30 All manuals and user guides at all-guides.com 28    Tear out all tapes on the main frame,and romove the main frame,key board and the speaker.
  • Page 31 All manuals and user guides at all-guides.com 29    Remove out the panel、bezel、middle frame. ①Uscrew the nine screws in front of the middle frame ② Disconnect two cables...
  • Page 32 All manuals and user guides at all-guides.com 30    Separate the main board and I/O Bracket. ① Turn over the main board and unscrew the four ②Turn over the main board and unscrew the two screws. screws.

  • Page 33: Troubleshooting

    All manuals and user guides at all-guides.com 31    5. Troubleshooting 1. No Power No power Check power cable is Re-plug the power cable or tightened or adapter is replace the adapter Check Power “On/Off” Turn on the Power “On/Off” switch is “On”? Check the LED Check the AC power...
  • Page 34 All manuals and user guides at all-guides.com 32    2. No Video (Power LED Blue) No Video (Power LED Blue) Press the power Replace the main board button is OK? Check the main board Re-plug the cable and connection Check the LVDS/FFC Replace the LVDS/FFC cable or panel cable or panel...
  • Page 35 All manuals and user guides at all-guides.com 33    3. DIM DIM (image overlap, focus or flicker) Reset in factory mode The end Set to the optimal The end frequency, select the recommended frequency Readjust the phase and pixel The end clock in the user mode Pull out signal cable and Check the signal cable...
  • Page 36 All manuals and user guides at all-guides.com 34    4. Color is not optimal Color is not optimal Color shift Miss color Reset the factory mode Replace the signal cable In the user mode, set the” color settings” until customer satisfy The end Pull out the signal cable and check the screen...

  • Page 37: Firmware Upgrade Process

    All manuals and user guides at all-guides.com 35    Firmwar re Upgrad de Proce he SOP as be elow apply t to the mode el H236HL Material ls list P JIG: 715GT T089-B/C VGA cable TPV P/N N: 089G728 GAA DB...
  • Page 38 All manuals and user guides at all-guides.com 36    6.2 Connection 6.3 Install USB driver. 6.3.1 When insert the USB cable to PC USB port, will pop up a Hardware Wizard to help you install the USB driver if you use this ISP board first time. You can install it successfully as the below instruction step by step. Remark: The USB driver files path: D:\FTC100103(Mstar)\FTCUSB.INF...
  • Page 39 All manuals and user guides at all-guides.com 37    Click “Finish” to complete USB serial port driver installation.
  • Page 40 All manuals and user guides at all-guides.com   Install th he ISP tool. 4.1 Copy ISP P tool in one folder. 4.2 Double- -click to install the ISP tool. .
  • Page 41 All manuals and user guides at all-guides.com 39    4.3 Double- - click to o run the ISP P tool and co o mplete as th he following s steps...
  • Page 42 All manuals and user guides at all-guides.com   6.4 4.5 Load th h e F/W you w w ant to upgra ade.
  • Page 43 All manuals and user guides at all-guides.com 41    6.5 Check the firmware version. S1. Connect VGA source to monitor and turn it on. S2. Pressing “e” and power on, when the screen lights, release the key and press “MENU” again to open the menu with “F”...
  • Page 44 All manuals and user guides at all-guides.com 42    6 . 6 Troubleshooting. 6.6.1 Can’t Entry ISP Mode!! (1) Check the cables and ISP JIG are connected fluently. (2) Click the usb driver installed correct. (3) AC off the monitor for a while and retry it. (4) Change ISP JIG or cable.

  • Page 45: Writing Edid Process

    All manuals and user guides at all-guides.com 43    7. Writing EDID Process The SOP as below apply to the model H236HL Analog+DVI+HDMI 7.1 Test Environment Preparation: Hardware and Software Required: - LPT cable(male to male) - VGA cable -12V DC adapter...
  • Page 46 All manuals and user guides at all-guides.com   Monitor   LPT port d driver ISP tool: TP PVDDC2010 00901.exe EDID      ...
  • Page 47 S2. Prepare the EDID written. Change the EDID files name as below rule. Anolog EDID wA.dat DVI EDID wD.dat HDMI2 EDID wH.dat S3. Copy WA.dat to one folder named as ACER S230WL which must contains “config.ini” file. S4. Copy ACER S230WL to DDC folder and put DDC and ISP tool together.
  • Page 48 S5. Double-click the icon to open the tool. S6. Click “Loadfile” to set the parameters. Click “Analog”, “HDMI1” and “HDMI2”, Manufacturer: ACR, Product Code: 02D7,Model Name: ACER S230HL. 1                       ...
  • Page 49 All manuals and user guides at all-guides.com 47      S7. Select the EDID folder as the below picture.   S8. Load EDID successful.                        ...
  • Page 50 All manuals and user guides at all-guides.com 48    S9. Check the Only connect HDMI” and “Write SN”, and type in the 22 digit S/N which must be the same as S/N in the monitor’s barcode. 1  2  S10. Click “Program” to start writing. When the green “PASS” appear, the process is finished.
  • Page 51 All manuals and user guides at all-guides.com 49    7.4 Check the S/N. S1. Press “MENU” key —“ ”— “Information”—“SN” in user mode. 7.5 Q&A S1. If can’t write! You could try to restart the monitor (AC on the monitor and turn on it). S2.

  • Page 52: Fru (Field Replaceable Unit) List

    NOTE: To scrap or to return the defective parts, you should follow the local government ordinance or regulations on how to dispose it properly, or follow the rules set by your regional Acer office on how to return it. Picture Description LNT Part No.
  • Page 53 All manuals and user guides at all-guides.com 51    STAND ASSY 705GFACS308 60.LX1M2.002 CONVERSION CBPCCT7ABQD 55.LX1M2.001 G5757-M0B-000-0040-2-120717 Mainframe A15G1793201 33.D2GM2.001 rearcover A34G3022AEMA3B0100 60.LX1M2.001 STAND ASSY 705GFACS308 60.LX1M2.002...

  • Page 54: Schematics And Layouts

    All manuals and user guides at all-guides.com 52    9. Schematics and Layouts 9.1 Schematics Main Board 715G5757M0D000004L CN101 D-SUB 15P VGA_CABLE_DET VGA_CABLE_DET 6 VGA_5V DDCSCL1 DDCSCL_A DET_VGA R101 DDCSCL1 47R 1/16W 5% VGA_5V VSIN0 BIN0- HSIN0 BIN0 R103 R104 C102 GIN0- BIN0...
  • Page 55 All manuals and user guides at all-guides.com 53    CN201 HDMI HD2+ R213 0R05 1/16W HDMI1_D2+ 6 D2 Shield HD2- R214 0R05 1/16W HDMI1_D2- 6 HD1+ R215 0R05 1/16W HDMI1_D1+ 6 D1 Shield HD1- R216 0R05 1/16W HDMI1_D1- 6 HD0+ R217 0R05 1/16W HDMI1_D0+ 6...
  • Page 56 All manuals and user guides at all-guides.com 54    PA[0..9] PB[0..9] CONN PA[0..9] PB[0..9] LVB3P LVA3P LVB3M LVA3M LVBCKP LVB0M RXO0- LVACKP LVBCKM LVB0P RXO0+ LVACKM LVB2P LVB1M RXO1- LVA2P LVB2M LVB1P RXO1+ LVA2M LVB1P LVB2M RXO2- LVA1P LVB1M LVB2P RXO2+ LVA1M LVB0P...
  • Page 57 All manuals and user guides at all-guides.com 55    +19V +19V 8,10 120OHM L801 D801 2011/ 9/ 28 FB801 47UH C811 BR310 C816 C817 C810 R801 U801 NC/4.7uF 25V 100N 50V 10 OHM 1/4W MP3389EF C803 C813 4.7uF 25V R811 C807 C801 0.47uF 16V 150R 1/10W 5%...
  • Page 58 AUTO 0.65 V ECOLOR (GND) T P V ( Top Victory Electronics Co . , Ltd. ) OEM MODEL Size Acer S236HL key pad TPV MODEL 絬 隔 瓜 絪 腹 acer Key Component 02.KEY PCB NAME < 称爹 >...
  • Page 59 All manuals and user guides at all-guides.com 57    9.2 Layouts Main Board 715G5757M0D000004L Key Board 715G5673K01000004Q  ...

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