Hardware Time-Out And System Leak Check; Communication Test - GE Marquette 418793-001 Service Manual

Hardware Time-Out and
System Leak Check

Communication Test

Revision D
MAINTENANCE: Checkout Procedure
1. Press and hold the
NOTE
Make sure no external pressure is applied to the
Accutracker when you turn it on.
2. Apply 200mmHg pressure to the Accutracker pressure circuit and
start a timer to clock the Hardware Time-Out circuit.
3. The Hardware Time-Out should occur in three minutes (+/–45
seconds). Valve #1 should open and dump pressure once the time-out
is finished. As you monitor the Time-Out, monitor the pressure (in
mmHg) displayed on the Accutracker LCD. The Accutracker should
leak no more than 2mmHg per minute.
This procedure verifies that the telemetry system transmits and receives
the data correctly from the Accutracker.
1. Attach the Accutracker to the APEX Telemetry system.
NOTE
You must have ECG leads with a shorting cable or
simulator attached to the APEX Telemetry system for
this test to work.
CAUTION
Refer to the Operator's Manual for proper operation
guidelines and cuff/microphone placement.
2. Place blood pressure cuff on the arm.
3. Turn the Accutracker on and press the
4. When the display appears on the system screen, verify that the
Accutracker display numbers match the display numbers.
5. Turn Accutracker off.
APEX Telemetry Transmitter
401566-166
button and turn the Accutracker on.
button.
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