Service Procedures; Functional Check - GE TruSat Technical Reference Manual

4. SERVICE PROCEDURES

4.1 Functional check

This chapter contains procedures for the following:
• Checking the operation of the monitor.
• General maintenance.
• Installing upgrades, including software and the Trend Download option.
• Alarm annunciation setup for monitors with the Trend Download option.
• Replacing parts.
CAUTION: Only qualified service personnel should perform the procedures
described in this manual.
If the monitor is disassembled for any test or repair procedure, always verify that the
monitor is functioning properly before returning it for patient monitoring.
WARNING: Do not use the monitor if the startup tones do not sound, the
validity of data is questionable, or if the monitor fails to function as
described. Refer to the appropriate sections of this manual to identify and
correct the malfunction.
1. Plug the power supply cable into the power connector on the monitor. Then, connect
the power supply to the power outlet.
Important: If you are preparing the monitor for first-time use or have just removed it
from extended storage, charge the battery for three hours BEFORE you power ON.
2. Power ON the monitor. Check for the following during startup:
• The power-on tones sound.
• All display elements, including on-screen controls, illuminate briefly.
• The alarm LED is lit red, then yellow.
• The backlight is ON until dashes are displayed for the SpO
backlight remains ON if it is set to ON.
• A patient number (P01, P02, etc.) is displayed if the Trend Download board is
installed.
NOTE: During power-on, monitor self-tests check electronics, battery status, and
calibration. Upon successful completion of all self-tests, the monitor is considered to
be in calibration and ready for normal operation.
3. Power OFF and check the line power filter setting shown in the high pulse rate alarm
area: 50 (Hz) or 60 (Hz). If the setting matches your local AC line power frequency, go
to the next step. If it is different, go to Changing the line power filter before you
continue with the next step.
and pulse rate. The
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