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E331.E2501.061.21.02.02
System SIRECUST 1280/1281
Bedside Monitor - Service Manual
5.5.1.
Hold the PACE button down.
Verify that the Pacer Indicator
symbol flashes.
Adjust the EKG+RESP
control
for
a
flatline
of
the
EKG
waveform.
Hold the PACE button down.
Verify that a Pacer spike train is
visible on the EKG waveform.
The ASY
message
appears
in
the HR Parameter Box.
Watch
the
display
for
30-40
seconds to assure that the ASY
message
is not replaced by a
heart rate number for a duration
of
more than five seconds.
Does
the monitor
respond
as
described?
* Yes:
Continue with test.
e No:
Replace
LIM
cartridge,
and retest.
Memory Backup Test
Press the MAIN SCREEN key.
Observe the Heart Rate alarm limit
that is presently displayed.
Change
the
Upper
Limit
by
increasing
or
decreasing
the
present limit by 15 BPM. Note the
new limit.
Switch the monitor power
OFF for
10 minutes.
Switch the power ON, and verify
that the new Heart Rate alarm limit
value was
retained.
Did monitor retain new
limit after
the 10 minute power down?
5.5.2.
* Yes:
Continue with test.
* No:
Refer to Chapter 6, Section
6.7H.
Lead-Off Test
Perform a Lead-Off test as follows:
1.
5.5.3.
Select the appropriate cable size
(3-lead, 4-lead, or 5-lead) in the
EKG
menu.
Refer
to
Operating
Instructions.
Disconnect
the
EKG
electrode
clips from the simulator.
Attach
all leads to a metal screw-
driver
shaft
to
create
a
short-
circuit condition.
Disconnect
each
electrode
clip
individually to verify that a LEAD
OFF message indicating the open
lead
is displayed,
which
clears
once the lead is reconnected.
Did the Lead-Off test perform as
described?
* Yes:
Continue with test.
・ No:
Replace faulty wire(s) from
the set.
or
Replace the LIM cartridge.
Cable Unplugged Test
Verify that the PRESSURE alarms are ON.
1.
Unplug the Pressure 1 simulator
input cable from the LIM. Verify
that the *U* replaces the pressure
1 value while the pressure curve
disappears from the display.
Repeat
the
test
for
Pressure
channel 2.
Page 5-8
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