Default Setting Indications
The default setting of a menu appears as the highlighted item, or as the item with an asterisk in a
System messages are displayed to inform you about a current operation or condition, as
discussed throughout this manual. Also see System Status Indications on page 4‐31.
Entry of a six‐digit password is required for access to some
menus, especially service‐related menus. (Contact technical
support for information.)
When Enter Password: is displayed, use the keypad to enter the
correct password to continue to the desired menu.
Modes of Operation
The MR400 has three operating modes: normal, suspend, and simulation.
Normal mode is the standard operating mode. In normal mode there are no open menus or
highlighted vital sign boxes; the system is ready for monitoring.
Expression MR400 Instructions for Use System Overview 2‐23
To close a menu or item, select
To clear an entry field, select
To save entered data and close a menu or item, select
To enter data, save changes and close a menu or item, select