Philips Heartstart XLT, Service Manual

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M3500B/M5500B Service Manual 2 - 25
Diagnostic Tests
2
Pacing Test
These instructions describe how to test the pacing function. This test only
needs to be run if the Pacing option is installed.
If all results are as described, the unit passes the test. Return to the main Diag-
nostic Test menu by pressing
.
If there is any failure, begin troubleshooting and repairing the unit as needed.
See "Troubleshooting" on page 3-1 and Table 3-10 "Operational Problems -
Pacing" on page 3-24.
1. Connect the defibrillator to the Pacer tester.
2. From the Diagnostic Menu, select
Pacer Test
and press . The dis-
play should look similar to Figure 2-6.
Figure 2-6 Pacer Test Display
3. Press . The LED to the left of the button will illuminate. The
screen display of
Pacer Status
will change to
Stopped.
4. Press .
Pacer Status
will change to
Pacing
, and pacing will
begin at the default settings of 70 beats per minute (bpm) and 30 mA.
5. The Pacer should be delivering a current of 30mA +5mA. Record the
delivered current indicated by the Pacer tester as "aa".
6. The display on the M3500B/M5500B should read the delivered current as
measured by the Pacer tester ("aa") +5 mA.
MAIN
ENTER
PACER TEST
Pacer Status: Off
Selected Rate: 70
Selected Output: 30
Delivered mA: 0
MAIN
Pacer
Start
Stop