Service manual

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Overview
Purpose and scope
The Spot Vital Signs Service Manual is intended as a reference for maintenance and repair
to the field replaceable unit (FRU) level and are listed on page 55. This manual provides
the technical qualified service person with troubleshooting information, repair procedures,
and calibration and performance verification instructions. A technical overview of the Spot
subsystems is provided as an introduction to the device’s circuitry and pneumatics.
This manual is intended for the technical qualified service person. Service training classes
on Welch Allyn’s products are available. Contact Welch Allyn Technical Service for
information.
Other applicable documents
The Spot Vital Signs Directions for Use manual is also available. Refer to this document for
information other than maintenance and repair.
Welch Allyn 9600 Plus Calibration Tester Directions for Use - for all models.
Masimo Directions for Use - for models 42M0B and 42MTB
Nellcor Directions for Use - for models 42N0B and 42NTB