Service manual

2 Safety Summary Welch Allyn Propaq Encore Vital Signs Monitor
WARNING To ensure patient safety, the conductive parts of the ECG electrodes
(including associated connectors) and other patient-applied parts should not
contact other conductive parts, including earth ground, at any time.
WARNING Do not operate this product in the presence of flammable
anesthetics or other flammable substance in combination with air, oxygen-
enriched environments, or nitrous oxide; explosion can result.
WARNING The pulse oximetry channel should NOT be used as an apnea
monitor.
WARNING This monitor is to be operated by qualified personnel only. The
operator of this monitor should read this entire manual, the monitor Reference
Guide or Directions For Use, and all accessory Directions For Use before
operating the monitor.
WARNING This monitor should only be repaired by qualified service personnel.
The operator should not attempt to open the monitor case or perform any
maintenance on the monitor except for procedures explicitly described in this
manual that can be performed by operators such as inspection and cleaning.
WARNING When using a power adapter with this monitor, be sure to connect
the power adapter to a three-wire, grounded, hospital-grade receptacle. Do not
under any circumstances attempt to remove the grounding conductor from the
power plug of the power adapter. Do not plug the power adapter into an
extension cord. If there is any doubt about the integrity of the protective earth
ground of the receptacle for the power adapter, do not plug in the power adapter;
operate the monitor only on battery power. Contact your biomedical engineering
department for assistance in identifying the proper power receptacle and making
appropriate power connections.
WARNING To ensure conformance to risk (leakage) current requirements when
operating from an ac mains power source, use only a Welch Allyn’ 503-0054
series power adapter.
WARNING Use only accessories approved by Welch Allyn. Visit
www.welchallyn.com. The use of any other accessories can result in inaccurate
patient data, can damage the equipment, and can void your product warranty.
WARNING Always use accessories according to the standards of your facility
and according to the manufacturer's directions.
WARNING A product that has been dropped or severely abused should be
checked by qualified service personnel to verify proper operation and acceptable
risk (leakage) current values.
WARNING If the monitor detects an unrecoverable problem, an error message
window appears containing an error number and a short message. Report such
errors to Welch Allyn.
WARNING The Propaq Encore should be serviced only by a Welch Allyn service
technician while under warranty.
Note
Within certain governmental jurisdictions, all interconnected accessory
equipment must be labeled by an approved testing laboratory. After
interconnection with accessory equipment, risk (leakage) current and grounding
requirements must be maintained.