MONITOR DESCRIPTION
Model 7600/7800 Operation Manual 15
6.6 Display
HEART RATE: Displayed in large numerals in beats per minute (BPM) on the upper part of the screen.
ECG: Dual simultaneous ECG waveforms are displayed across the screen moving from left to right. The trigger
ECG trace is displayed on the top and the second ECG trace is displayed on the bottom.
SETUP: Selections are made through the touch screen menus. Lead selects are displayed to the right of their
respective traces. Filter ON/OFF is displayed on the upper right hand corner of the display. Alarm limits are
displayed directly under the heart rate.
Impedance Measurement (Model 7800 Only): Displays the measured value of the impedance between the
patient’s skin and each individual ECG electrode (RA, LA, LL, RL). Impedance measurements are located at the
upper left hand corner of the display.
XRAY Status (Model 7800 Only): Displays the status of the CT Scanner X-ray. The XRAY status message is
located in the upper left hand corner of the display. Displayed messages are either: XRAY OFF, XRAY ON, or
XRAY DISCONNECT.
6.7 Alarm Messages
ALARM MUTE: A REMINDER SIGNAL indicating that the audible alarms have been turned
off.
Note: ALARM MUTE is equivalent to AUDIO OFF.
The following alarm indications are displayed in reverse video. Alarm indications appear on the center of the screen
and flash once per second.
LEAD OFF: A TECHNICAL ALARM indicating that a lead has become detached. The
LEAD OFF alarm message will appear within 1 second of detection.
CHECK LEAD: A TECHNICAL ALARM indicating that an imbalance between leads has been
detected. The CHECK LEAD alarm message will appear within 1 second of
detection.
HR HIGH: A PATIENT ALARM indicating that the high heart rate limit has been exceeded
for three seconds.
HR LOW: A PATIENT ALARM indicating that the low heart rate limit has been exceeded
for three seconds.
ASYSTOLE: A PATIENT ALARM indicating that the interval between heartbeats has
exceeded six seconds.
WARNING: The monitor powers on with audible alarms paused for 30 seconds. Other configuration options
are available upon request.
6.8 Programmable Touch Keys
Pressing a programmable touch key will display other menu levels or activate an appropriate function. Menu functions
are described in the Menu Structure.
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