Trio™ Operating Instructions 0070-10-0666-01 1 - 5
General Product Description Front Panel
6. ALARM MUTE Press this key to suspend audio alarms on all currently 
alarming parameters. The alarms remain suspended for a user 
selected amount of time as set in the ALARM SETUP menu or 
until the alarm condition is no longer present. Any new alarms 
that occur while the alarm tone is silenced will disable the 
silence and sound the alarm tone. While the alarms are 
suspended, an ALARM MUTE icon   is displayed in the 
message bar. When in ALARM MUTE mode, press this key 
again to re-enable the audio alarm.
7. NORMAL 
SCREEN
Press the key to close all open menus and return the normal 
real-time display.
8. NAVIGATOR™ 
KNOB
Rotate this knob to highlight the various menus on the display. 
When highlighted, the menu target will display as black text 
on a white background. Available menu targets on the main 
display include the MENU icon, ECG lead, ECG size, ECG 
filter, IBP label, ECG, NIBP, SpO2, IBP, RESP and TEMP. Press 
the knob to display the highlighted menu. Once a menu is 
displayed, rotate the knob to highlight one of the items listed. 
Press the knob to select the highlighted item.
• When it is not highlighted, the MENU icon will display as 
white text on the footer background with a white outline. 
When all other menu targets are not highlighted, they will 
be displayed in the colors that are defined in the 
PARAMETER COLORS menu.
• When navigating within a menu, the menu target will 
display as black text on a white background. When the 
menu target is selected by pressing the knob, it will display 
as follows:
• If the menu target is a Drop-Down Box, it will open with 
the current selection displayed in black text on a white 
background. Rotate and press the knob as necessary to 
make a selection.
• If the menu target is a Text Edit Box, a cursor will be 
inserted in the menu target and the letter “A” in the 
onscreen keypad will display in black text on a white 
background. Rotate and press the knob as necessary to 
input the desired text. Select “OK” in the onscreen 
keypad to accept the text and return the cursor to the 
Text Edit Box.
• If the menu target is a Spin Edit Box, it will display as 
white text on a black background. Rotate and press the 
knob as necessary to make a selection.