Keyboard Gives No Reaction
Last modified date: 2016/11/29 views: 360
Description

Phone gives no response when you press one or some specific buttons.

 

Cause

Hardware problem, software problem

 

Resolution

1.Try a factory resetting.

2.After factory resetting, press these problematic buttons, if they still give no reaction, we can basically confirm a hardware problem.

3.Please contact your vendor or local distributor and send the problem description for help.

4.If you can't get a support from them, please send an email which includes problem description, test result, your country, phone’s SN number to Support@yealink.com.

 

Product Type
SIP-T48G , SIP-T46G , SIP-T42G , SIP-T41P , SIP-T38G , SIP-T32G , SIP-T29G , SIP-T28P , SIP-T26P , SIP-T27P , SIP-T23G , SIP-T23P , SIP-T21P , SIP-T20P , SIP-T22P , W52P , VP530
Version
All
200/200
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