Philips recalls IntelliVue MX40 patient monitors with specific model numbers due to potential speaker issues at high altitudes. Affected units may have inaudible audio above 4,500 feet in Monitor Mode, but no immediate action is required.
A problem has been detected in the Philips IntelliVue MX4O that, if it were to occur, could affect the performance of the equipment. The volume of the MX4O speaker in these devices may be diminished or not audible above 4,500 feet when operating in Monitor Mode. These devices may intermittently exhibit Speaker Malfunct INOP messages after the Power On Self-Test. The issue is only apparent when the device is being used in Monitor Mode at an altitude of greater than 4,500 feet.
Philips is recalling certain IntelliVue MX40 patient monitors because their speakers might not work properly above 4,500 feet when used in Monitor Mode. This could affect communication during high-altitude medical procedures, but the issue doesn't cause immediate harm.
The speaker volume in these monitors may become inaudible above 4,500 feet when operating in Monitor Mode. This could lead to communication problems during high-altitude medical procedures, but the issue only appears under specific conditions.
Healthcare professionals using these monitors in hospital settings or during transport. Those working at high altitudes are most at risk due to potential communication issues.
Check for model numbers 865350, 865351, 865352, or 867146 on the device. These monitors were manufactured between February 21, 2017, and August 22, 2018.
Identify the model number on your device to confirm if it's affected (865350, 865351, 865352, or 867146).
No, the recall does not require stopping use. The issue only affects speaker volume at high altitudes in specific conditions.
Check the model number to see if it's affected. If so, no action is needed as the issue is not harmful under normal conditions.
The problem is low risk—it only affects speaker volume above 4,500 feet in Monitor Mode, which doesn't cause injury or harm.
We’ve drafted a message you can send Philips to request your refund or repair — edit it as you like.
Subject: Recall Z-0592-2019 — Philips Philips Hello, I own a Philips that is covered by recall Z-0592-2019 from Philips. I’m writing to arrange the remedy described in the recall (a refund, repair, or replacement as applicable). Could you please tell me the next steps to resolve this? Thank you.
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The facts (hazard, remedy, dates, manufacturer) are pulled from the official FDA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.
