Covidien WarmTouch, Service Manual

Page: 292 / 314

Error Codes
B-2 Service Manual
B.2
Error Codes and Suggested Resolutions
Error Categories:
•
A/D — Errors associated with or reported by the A/D microprocessor.
•
POST — Errors occurring during power-on self-test.
•
UI — Errors associated with or reported by the UI microprocessor.

Note:
For most errors, the initial corrective action is to power-cycle the warming unit. If the
error persists, continue with the recommendations listed for the error.
003
Category: A/D
Alarm Priority: Low
Description: Checksum error on code in flash. A/D flash is defective.
Resolution: Try reloading software to the unit. See page 7-7 .
If this does not resolve the issue, replace the power PCBA. See page 10-31 .
004
Category: A/D
Alarm Priority: Low
Description: One of the following conditions occurred:
•
Temperature was more than ±1°C from the setpoint for at least 30 consecu-
tive seconds after the setpoint was reached.
•
Temperature did not reach the specified setpoint within 10 minutes.
Resolution: Check for:
•
Blockages in the air intake, hose, and filter.
This error may also appear due to issues at the customer site:
•
Low mains voltage
•
Ambient temperature outside of specification.