Acer KG241Q Lifecycle Extension Manual Download Page 26 | Manualshive

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6. Troubleshooting.

6.1. Can’t write!

(1) AC on the monitor and turn on it.(Restart the monitor)

(2)Take apart the monitor and connect the 7pin of EEPROM to GND to diable write protection then write EDID one

by one.

(3) Set the Burn in on last to try again.

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Summary of Contents for KG241Q

Page 1: ...1 23 6 LCD Monitor ACER KG241Q Service Service Service Acer Monitor KG241Q LIFECYCLE EXTENSION GUIDE ...

Page 2: ...ant Safety Notice 3 1 Exploded view diagram with list of items 4 2 Mechanical Instruction 5 3 Firmware Upgrade Process 13 4 Writing EDID Process 13 5 FRU Field Replaceable Unit List 27 6 Trouble shooting instructions 27 ...

Page 3: ... may create shock fire or other hazards Under no circumstances should the original design be modified or altered without written permission from ACER ACER assumes no liability express or implied arising out of any unauthorized modification of design Servicer assumes all liability FOR PRODUCTS CONTAINING LASER DANGER Invisible laser radiation when open AVOID DIRECT EXPOSURE TO BEAM CAUTION Use of c...

Page 4: ...Part No ACER Part No 4 KEY BOARD KEPCEQBA 55 TA2M2 003 5 LCD M236HGE L20 C5 NB IDC 750GBN236GEK52N000 N A 10 ADAPTER BOARD PLPCFE321AGE7 55 T2BM2 007 11 MAIN BOARD CBPRITMC0Q1 756GQGCB0BA156000Q 55 TA2M2 001 395GLM3030L5790000 CABLE 30P 160MM MB TO PANEL 50 T73M2 001 ...

Page 5: ...st the type and size of the tools that would typically can be used to disassemble the product to a point where components and materials requiring selective treatment can be removed Tool Description Screwdriver Phillip head Hexagonal head Penknife ...

Page 6: ...n rear cover Remove the rear cover Use a tool like picture using to open all latches Be careful the position of the key board Tear up all tapes and disconnect the LVDS cable main board to panel lamp power cable power board to panel remove the key board from the bezel S1 S3 S2 ...

Page 7: ...7 Separate the panel and the bezel Take off the mylar and turn over the shield and unscrew the screws on main board and power board Take off the speakers S5 S4 ...

Page 8: ...8 Use a Hex head screwdriver to tighten the screws and unscrew the screw for locking the connector Remove the main board and power board Disconnect the cables S7 S6 ...

Page 9: ...d a power board a key board and some essential cables Connect every cable as the below picture Use a screwdriver to tighten the screws till the power board and main board with shield are firmly attached and paste the mylar on the power board S1 S2 ...

Page 10: ...Prepare speakers a mainframe Assemble the speakers to the mainframe as below picture Use a Hex head screwdriver to tighten the screws for locking the connector Prepare a panel Put panel into bezel S3 S5 S4 ...

Page 11: ... connect lamp power cable mainboard to panel power board to panel Assemble bezel and key board Prepare a rear cover to assemble it Use the screws to lock the rear cover Assemble the stand base ass y to rear cover S8 S6 S7 S8 ...

Page 12: ...12 ...

Page 13: ...13 3 Firmware Upgrade Process 1 Materials list ISP JIG 715GT089 C VGA cable TPV P N 089G728 GAA DB PC Monitor USB cable TPV P N 089G1758 X USB port driver ISP tool New F W ...

Page 14: ...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 15: ...15 ...

Page 16: ...16 After installation the USB serial port driver please check the port Look the properties of my Computer 4 Install RTD tool 4 1 double clicks the icon to run it Note Must to install driver firstly ...

Page 17: ...17 4 2 Choose the FTDIUSB communication way 4 3 Click ISP and ISP Option to set the parameter ...

Page 18: ...18 4 4 Close the ISP Option window and click the BigBin to load the correct F W 4 5 Click to start programming ...

Page 19: ...ul 5 Check the FW version after upgrade 5 1 The way to open factory menu 1 Connect VGA source to monitor and turn it on 2 The way to factory menu Pressing the left button and DC on when the screen lights release the key and press the left botton again to open the menu with F and select F to open factory menu ...

Page 20: ...20 3 Do Auto Color in factory mode 5 2 Do factory reset in user menu 1 Restart the monitor after open factory menu And then open the user menu Check this F W version ...

Page 21: ...21 2 Factory reset will turn off Burn in mode which screen color switches among red green blue and black ...

Page 22: ...22 4 Writing EDID Process 1 Materials list ISP JIG 715GT089 C VGA CABLE USB CABLE TPV P N 089G728 GAA DB TPV P N 089G1758 X MSTAR driver PC Monitor USB port driver ISP tool EDID ...

Page 23: ...ID written 4 1 Change the EDID files name as below rule VGA EDID WA dat HDMI EDID WH dat HDMI2 EDID WH2 dat 4 2 Copy these files to one folder named as Acer KG241Q which must contains config ini file 4 3 Copy Acer KG241Q to DDC folder and put DDC and ISP tool together ...

Page 24: ...24 5 Run the ISP tool 5 1 Double click the icon to open the tool 5 2 Select the EDID folder ...

Page 25: ...25 5 3 Load EDID successful 5 4 Start to writing Click write EDID to start writing When The green PASS appear the process is finished ...

Page 26: ...1 Can t write 1 AC on the monitor and turn on it Restart the monitor 2 Take apart the monitor and connect the 7pin of EEPROM to GND to diable write protection then write EDID one by one 3 Set the Burn in on last to try again ...

Page 27: ... may have a DIFFERENT part number code from those given in the FRU list of this printed Service Guide You MUST use the local FRU list provided by your regional ACER office to order FRU parts for repair and service of customer machines 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 ...

Page 28: ...LS1M2 005 CABLE MB TO SPEAKER 395G801404LF72 50 T4ZM2 002 HDMI CABLE 1500 389G0184GAA502 50 LZ2M2 005 D SUB CABLE 1500 089G 725CAA 2A 50 LNY0B 014 AUDIO CABLE 1500 389G017356G596 50 LXPM2 001 POWER CORD 1500MM BLACK EUROPE 389G404A15NCXG 27 T2JM2 001 ...

Page 29: ...BEZEL Q34G8002AEMI3L0130 60 TA2M2 001 REAR COVER Q34G8463AEM03S0100 60 TA2M2 002 STAND HINGE ASSY 705GQGCS034312 60 T8VM2 003 BASE ASSY 705GQGCS034326 60 T8WM2 005 MAINFRAME Q15G2072101Y0100ZA 33 TA2M2 001 ...

Page 30: ...30 6 Trouble shooting instructions ...

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