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Service manual Service overview 7
Recommended service intervals
Service options
Warranty service
All repairs on products under warranty must be performed or approved by Welch Allyn.
Refer all warranty service to Welch Allyn Factory Service or another authorized Welch
Allyn Service Center. Obtain an RMA number for all returns to Welch Allyn Factory
Service – see “Returning products” on page 6.
Non-warranty service
Welch Allyn Factory Service and authorized Service Centers support non-warranty repairs.
Contact any Welch Allyn regional service center for pricing and service options.
Welch Allyn offers modular repair parts for sale to support non-warranty service. This
service must be performed only by qualified end-user biomedical/clinical engineers using
this service manual.
The Welch Allyn Monitor Service Utility supports certain service functions. For
information, see “Welch Allyn monitor service utility” on page 37.
Related documents
Service menu
To see the service menu, first power the monitor off. Press and hold for 3 seconds.
While is depressed, press until the monitor displays the message Service Mode.
Interval or Condition Action Recommended Procedure Page
Every6-24months
(per hospital protocols)
Complete functional test Functional verification 9
Battery does not hold a charge Check battery capacity
Replace battery
Functional verification
Disassembly procedure
9
55
Monitor has been dropped or
otherwise damaged
Complete functional test Functional verification 9
Monitor malfunctioning Complete functional test Functional verification 9
Monitor does not pass
Functional Verification
Troubleshooting and repair followed by
functional test; if necessary, return to
authorized service center
Troubleshooting and repair
Disassembly procedure
Functional verification
33
55
9
Caution Unauthorized repairs will void the product warranty.
Title Reorder number
Vital Signs Monitor 300 Series Directions for Use (Masimo, multilanguage) 810-2250-XX
Vital Signs Monitor 300 Series Directions for Use (Nellcor, multilanguage) 810-2252-XX