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Summary of Contents for B27

Page 1: ...1 27 LCD Monitor ACER B27 Service Service Service Acer Monitor B27 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 12 4 Writing EDID Process 18 5 FRU Field Replaceable Unit List 31 6 Trouble shooting instructions 31 ...

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 2 PANEL 750GBU270HA10JN000 NA 6 LED BOARD LEPCLQA2 NA 7 KEY BOARD KEPCLQA6 NA 11 USB BOARD USBLQA6 NA 16 POWER BOARD PLPCHH541KQB1 NA 17 USB BOARD USBLQA4 NA 18 MAIN BOARD 756GQHCB0BA080000Q NA CABLE 30P 30P 400MM MB TO PANEL 395G179Q30B8250000 NA ...

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: ...mbly Procedures S1 Press the button to remove the stand ASS Y and unscrew the screws on rear cover S2 Remove the rear cover Use a tool like picture using to open all latches Be careful the position of the key board ...

Page 7: ...ect the connectors Tear up all tapes and disconnect the FFC cable main board to panel lamp power cable power board to panel USB cable USB board to main board and unscrew the screws to remove the mainframe and USB board Below For webcam model ...

Page 8: ...8 ...

Page 9: ... Unscrew the screws and disconnect the connector to remove the speakers and key board from the rear cover S4 Unscrew the screws to separate the panel and the bezel and remove the LED board from the bezel ...

Page 10: ...rn over the shield and remove the Mylar and unscrew the screws on main board power board and USB board S6 Use a Hex head screwdriver to tighten the screws and unscrew the screw for locking the D SUB connectors ...

Page 11: ...11 S7 Remove the main board and power board Disconnect the cables ...

Page 12: ... essential cables Connect every cable as the below picture S2 Use a Philips head screwdriver to tighten the screws till the power board main board and USB board with shield are firmly attached Tape the Mylar S3 Use a Hex head screwdriver to tighten the screws for locking the connectors ...

Page 13: ...13 S4 Assemble the LED board to the bezel and assemble the panel to the bezel and screw all the screws For IR webcam Model Bezel ...

Page 14: ... key board to the rear cover and screw the screws and the connector S6 Paste the tapes and connect lamp power cable mainboard to panel power board to panel main board to key board USB cable USB board to main board and screw the screw ...

Page 15: ...15 Below For webcam model ...

Page 16: ...16 S7 Prepare a rear cover to assemble it Use the screws to lock the rear cover S8 Assemble the stand ASS Y to rear cover ...

Page 17: ...17 ...

Page 18: ...18 3 Firmware Upgrade Process 1 Materials 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 19: ...ess by itself Remark The USB driver files path D FTC100103 Mstar FTCUSB INF After installation the USB serial port driver please check the port Look the properties of my Computer 4 Install RTD tool Note If the F W Upgrade use the same ISP tool as the EDID writing you must close the EDID writing tool before running the F W Upgrade tool 4 1 double clicks the icon to run it Note Must to install drive...

Page 20: ...20 4 2 Choose the FTDIUSB communication way 4 3 Click ISP and ISP Option to set the parameter ...

Page 21: ...21 4 4 Close the ISP Option window and click the BigBin to load the correct F W 4 5 Click to start programming ...

Page 22: ...k 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 hot key 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 POWE R Hot Key ...

Page 23: ...e 5 2 Do factory reset in user menu 1 Restart the monitor after open factory menu And then open the user menu 2 Factory reset will turn off Burn in mode which screen color switches among red green blue and black Check this F W version ...

Page 24: ...24 4 Writing EDID Process 1 Materials list VGA cable USB cable TPV P N 089G728 GAA DB TPV P N 089G1758 X USB port driver ISP JIG 715GT089 B PC Monitor ISP tool EDID ...

Page 25: ...4 1 Change the EDID files name as below rule Analog EDID WA dat HDMI EDID WH dat DP EDID WP dat 4 2 Copy these files to one folder named as Acer B277 which must contains config ini file 4 3 Copy Acer B277 to DDC folder and put DDC and ISP tool together 4 4 Setting the Config as below ...

Page 26: ...6 5 Run the ISP tool Note If the F W Upgrade use the same ISP tool as the EDID writing you must close the F W Upgrade tool before running the EDID writing tool 5 1 Double click the icon to open the tool ...

Page 27: ...27 5 2 Select the EDID folder 5 3 Load EDID successful ...

Page 28: ...28 5 4 Tick the Only connect VGA 5 5 Set the OtherSetting as below ...

Page 29: ...29 5 6 Type in the date and the 22 digit S N and Debug Information 5 7 Start to writing Click write EDID to start writing When The green PASS appear the process is finished ...

Page 30: ...r connect a signal to the monitor If after doing this setp the EDID still shows all 00 but others port can show the EDID data the EDID data of DP uaually include in FW can t read out it 2 If it appears all FF it shows that the EDID data of the Main board is empty you must writing the EDID again 6 Troubleshooting 6 1 Can t write 1 AC on the monitor and turn on it Restart the monitor 2 Take apart th...

Page 31: ...VICE PROVIDERS your ACER office 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 pr...

Page 32: ...8G0025689CRA NA CABLE 30P 30P 400MM MB TO PANEL 395G179Q30B8250000 NA CABLE 30P 30P 180MM USB BOARD TO SIDE USB BOARD 395G176K0305170000 NA CABLE 4P 2P 2P 500 400MM MB TO SPEAKER 395GH20004WM049000 NA CABLE 6P 6P 600MM PB TO PANEL 395GH20006GM209000 NA CABLE 6P 6P 500MM MB TO KEY BOARD 395GH20006XM208000 NA ...

Page 33: ... TO USB BOARD 395GH20007XM035000 50 TA8M2 004 MIDDLE FARME ASSY W LOGO 705GQHCS034447 NA REAR COVER A34G4569AEM01L0130 NA FUNCTION KEY A33G2236AEM01L0100 NA BUTTON A33G2238AEM01L0100 NA STAND BASE ASSY Q37G083710110100FH NA ...

Page 34: ...HEET BLACK Q52G18016090HF0AJY NA MAINFRAME Q15G320010121100ZA NA BKT SIDE USB Q85G033310110100YM NA USB 3 0 CABLE 089G 175M02 C 50 T28M2 003 DP CABLE 089G 187BAA500 50 LW7M2 002 D SUB CABLE 089G 728GAA 2A 50 LZJM2 003 ...

Page 35: ...35 HDMI CABLE 389G1848CAA502 50 T27M2 010 AC POWER CORD 389G404A18NISG 27 T1BM2 001 ...

Page 36: ...36 6 Trouble shooting instructions ...

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