Philips V24CT - Manual (Page 386)

Performance Assurance Checks
13-20 Maintenance
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Performing
the Blood
Analysis
Module Self-
Test Auto Check - The Blood Analysis Module performs a check when the
system is switched on
Self-Test - The Self-Test with the External Simulator M3634A may be
performed at any time.
TEST - Insert the External Simulator into the cartridge slot of the
module.
RESULT - Either PASS or FAIL will be displayed on the Monitor to
indicate whether the module has passed the self-test or not. If the
module fails the self-test, try the procedure again. If it fails again, wait
half an hour and then try the procedure again. If the module continues
to fail the self-test the module should be replaced.
Performing
the
Recorder
Module Self-
Test Auto Check - The recorder module performs a check when it is plugged
into the parameter module rack.
Self-Test - The Recorder Module check may be performed at any time.
TEST - Turn on the system power and plug in the recorder module
RESULT - The LED on the front panel indicates whether the module has
passed the self-test by flashing.
LED flashes twice - module has passed check LED flashes once - module
failed self-test. Take the module out and try the procedure again to
make sure there is a good connection. LED does not flash - module
processors are not working properly and the module should be
replaced
Performing
the Data
Manage-
ment Data-
base Self-
Test The data management database is tested during system start-up with an
SRAM checksum procedure. If there is an error found in the SRAM
checksum, the system will restart (cold start) and all patient data will be
lost.