1202 contact service Hardware Problme

[sonojee]

1202 contact service Hardware Problme

[bruightmobile]

Originally Posted by sonojee

1202 contact service Hardware Problme

first remove lcd and check lcd ways search here ways sent by guljee check all ways if any broken then jumper it if all ok replace lcd not ok rehot uem and upp finally change uem

[HUM]

Originally Posted by bruightmobile

first remove lcd and check lcd ways search here ways sent by guljee check all ways if any broken then jumper it if all ok replace lcd not ok rehot uem and upp finally change uem

dont give wrong information

first of all u said chk lcd ways if any broken jumper it

answer: if any track break except led print than no display but in his case set show contact service it means no track broken but u said change lcd its a valid point

second u said rehot uem and upp finally change uem

answer: contact service comes from upp so dont change uem bcoz many time i try but problem solved by changing upp

[bruightmobile]

Originally Posted by HUM

dont give wrong information

first of all u said chk lcd ways if any broken jumper it

answer: if any track break except led print than no display but in his case set show contact service it means no track broken but u said change lcd its a valid point

second u said rehot uem and upp finally change uem

answer: contact service comes from upp so dont change uem bcoz many time i try but problem solved by changing upp

sorry for any mistake im not giving wrong solution because i have seen when lcd track broken set show contact service i solved this prob many times by checking display track and change lcd if i done any mistake then sorry again i want just help other as well as i can

[vivid_joker]

PCB cleaned, Do selftes, use UFS3 JAF etc., which check that failed in selftes, you do the analysis, if the hardware problem, do a search above step lcd path etc, contact the service can be from damaged UEM or UPP, sorry my bad english speaking

[aliyousafzai]

Originally Posted by HUM

dont give wrong information

first of all u said chk lcd ways if any broken jumper it

answer: if any track break except led print than no display but in his case set show contact service it means no track broken but u said change lcd its a valid point

second u said rehot uem and upp finally change uem

answer: contact service comes from upp so dont change uem bcoz many time i try but problem solved by changing upp

some its solve with lcd ways bro don,t mind