<![CDATA[iFixit - Answers With Device "Puritan Bennett 840"]]> https://www.ifixit.com/Answers/Device/Puritan_Bennett_840?rss=yes en-US Tue, 07 Apr 2026 08:51:14 -0700 <![CDATA[Puritan Bennett 840: Touch screen issue maybe GUI?]]> The bottom half of the touch screen lights up but has no graphics, it "beeps" when touched like it would normally, however you cannot see what you are touching. What is up with that?

⟐ Answered July 13, 2023 at 15:31 MST

]]> https://www.ifixit.com/Answers/View/801351/Touch+screen+issue+maybe+GUI https://www.ifixit.com/Answers/View/801351 Thu, 13 Jul 2023 15:31:58 -0700 <![CDATA[Puritan Bennett 840: How can I fix upper screen getting red]]> upper screen getting red or sometime it black

]]> https://www.ifixit.com/Answers/View/880929/How+can+I+fix+upper+screen+getting+red https://www.ifixit.com/Answers/View/880929 Wed, 18 Dec 2024 15:57:48 -0700