Acer K222HQL Lifecycle Extension Manual Download Page 5

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ACER K222HQL

2. Wiring connectivity diagram

There are four types of wiring diagrams for model K222HQL. 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 Board, PWR BD=Power Board, CTRL BD= Control Board

1. SKU without USB, without HDMI/DP

2. SKU without USB, with HDMI/DP

Summary of Contents for K222HQL

Page 1: ...Acer Monitor K222HQL LIFECYCLE EXTENSION GUIDE...

Page 2: ...3 Mechanical Instruction 7 4 Disassembly and Assembly SOP 8 5 Troubleshooting 12 6 FRU List 14 Safety Notice Any person attempting to service this chassis must familiarize with the chassis and be awar...

Page 3: ...airing 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 performi...

Page 4: ...CER K222HQL 4 1 Exploded Diagram 1 1 Product Exploded Diagram Item ODM DESCRIPTION 1 ASSY BZL 2 PCBA CTRL 3 LCDM 4 PCB SPS BD 5 PCB IF BD 6 FFC LVDS 7 ASSY SHD 8 SPK 9 ASSY RC 10 ASSY CLMN 11 ASSY BAS...

Page 5: ...K222HQL 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 Board PWR BD Power...

Page 6: ...ACER K222HQL 6 3 SKU with USB without HDMI DP 4 SKU with USB with HDMI DP...

Page 7: ...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 8: ...driver Philips head screwdriver 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 whe...

Page 9: ...FC PICTURE 1 PICTURE 2 S5 Disassemble the MF from panel Tear off the tapes take out the Panel and the CTRL BD of the MF S6 Disassemble I F BD P BD and SPK from SHD Unlock all screws Disassemble the I...

Page 10: ...board and SPK Before Disassembling Assembling monitor need to be put on the sponge and the Insulation glove must be wore during the process Insert the FFC to the I F Insert the DP Wire to the I F BD a...

Page 11: ...cable S5 Assemble SHD Lock the Hexagonal screws as picture 1 Use jig to put the SHD in correct position on Panel Take off the jig and stick two AL tapes as picture 2 PICTURE 1 PICTURE 2 S6 Assemble R...

Page 12: ...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 PHA...

Page 13: ...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 14: ...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 to...

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