Troubleshooting And Repair - Welch Allyn 53000 Service Manual

4

Troubleshooting and repair

Troubleshooting chart
This troubleshooting chart includes error codes related to possible internal failures. Based
on the observed symptom, perform suggested actions one at a time from top to bottom.
To reduce repair costs, determine whether the symptom still exists, by performing the
device functional verification after each action. If other error codes appear, refer to the
directions for use for information on the cause and suggested remedy for those errors.
Symptom
Monitor does not power up.
Battery run time is low.
NIBP air leak exceeds
specified limits.
Repeated C03 error code.
Repeated C04 error code.
Caution Replace parts, components, or accessories only with parts supplied or
approved by Welch Allyn. The use of any other parts can lead to inferior monitor
performance and will void the product warranty.
Possible cause
Power adapter not powered.
Wrong power adapter.
Defective power adapter.
Battery is fully discharged.
Battery fuse open.
Defective battery
Leaky check valve.
Leaky tubing or connector.
Leaky pump.
Leaky bleed or dump valve.
NIBP internal tubing is kinked.
NIBP internal tubing is
disconnected.
Faulty NIBP module.
Suggested action
Verify that the power adapter is plugged into the
AC source and the monitor.
Use the right power adapter.
Replace the power adapter.
Run the battery verification test; replace the
battery if necessary.
Replace the battery.
Replace the battery.
Replace the check valve.
Replace the tubing or the connector.
Replace the pump.
Replace the POEM2 NIBP manifold (if a POEM2
module is installed) or replace NIBP module.
Warning: Always characterize NIBP after
replacing any NIBP component. (See
characterization" on page 36.)
Route tubing properly through the monitor.
Properly connect the NIBP tubing.
Replace the NIBP module.
Warning: Always characterize NIBP after
replacing any NIBP component. (See
characterization" on page 36.)
33
"NIBP
"NIBP