Acer KG251Q Lifecycle Extension Manual Download

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ACER KG251Q

Assemble Panel to MF

Take the Panel, insert lamp wire to panel marked as red frame.
Assemble the MF to the panel ,and lock 8 screws to the MF as the picture

Assemble CTRL BD

Assemble Crel FFC to Ctrl BD and put them into trim, then lock 2 trim screws

Assemble SHD

Locate the SHD, insert lamp wire to P/BD.
Insert FFC Ctrl to PCBA and insert LVDS to Panel

Assemble the RC, stand

and base

Assemble the RC to the MF and Lock 1 screw as picture 1.
Assemble the column and base on the RC as picture 2.

PICTURE 1 PICTURE 2

NOTE: Circuit boards >10 cm² has been highlighted with the yellow rectangle as above image shows.

Please detach the Circuit boards and follow local regulations for disposal.

Summary of Contents for KG251Q

Page 1: ...Acer Monitor KG251Q LIFECYCLE EXTENSION GUIDE...

Page 2: ...3 Mechanical Instruction 6 4 Disassembly and Assembly SOP 7 5 Troubleshooting 11 6 FRU List 13 Safety Notice Any person attempting to service this chassis must familiarize with the chassis and be awar...

Page 3: ...iring method may damage equipment or products It is recommended that service engineers should have repairing knowledge experience as well as appropriate product training per new model before performin...

Page 4: ...1Q 4 1 Exploded Diagram 1 1 Product Exploded Diagram Item ODM DESCRIPTION 1 ASSY TRIM 2 PCBA CTRL BD 3 MID FRAME 4 PANEL 5 PCBA IF BD 6 PCBA SPS BD 7 ASSY SHD 8 LVDS 9 SPK 10 ASSY RC 11 ASSY CLMN 12 A...

Page 5: ...agrams for model KG251Q The wiring connectivity position will be different according to the ACTUAL PCBA connector position Please base on different SKU refer to below diagram NOTE INF BD Interface Boa...

Page 6: ...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 working table Screw driver Phi...

Page 7: ...ewdriver Hex head screwdriver 3 knife 4 glove 5 cleaning cloth 6 ESD protection After unplugging the power cord the power board still have power energe Please pay attention when disassembling assembli...

Page 8: ...P BD wire from the IF BD disassemble the IF BD from the SHD and extract the FFC from the IF BD Disassemble the P BD from the SHD and extract P BD wire from the P BD S5 Disassemble SPK Tear off 1 tape...

Page 9: ...cord the power board still have power energe Please pay attention when disassembling assembling S1 Assemble SPK Before Disassembling Assembling monitor need to be put on the sponge and the Insulation...

Page 10: ...k 2 trim screws S5 Assemble SHD Locate the SHD insert lamp wire to P BD Insert FFC Ctrl to PCBA and insert LVDS to Panel S7 Assemble the RC stand and base Assemble the RC to the MF and Lock 1 screw as...

Page 11: ...monitor is in compliance which may be causing the input signal frequency mismatch Display is missing center shift or too small or too large in display size Using OSD adjust RESOLUTION CLOCK CLOCK PHAS...

Page 12: ...ord is properly connected to the monitor LED displays amber color Check if video signal cable is properly connected at the back of monitor Check if the power of computer system is ON Abnormal Sound On...

Page 13: ...e given in the FRU list of this printed Service Guide You MUST use the local FRU list provided by your regional office to order FRU parts for repair and service of customer machines NOTE To scrap or t...