Welch Allyn Spot Vital Signs 4400, Service Manual

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PCBA identifier XXXXXX BOM Y DWG Z
XXXXXX Welch Allyn material number
Y Bill of material (BOM) revision
Z Assembly drawing version from current version of
drawing
Circuit board and internal option labels
Serial number XXXXWWYYID
XXXX Sequential number
WW Week of manufacture
YY Year of manufacture
ID Unique vendor identifier
Model number format and code
Model configurations
NOTE
For more configuration options, including approved accessories, see the
accessories list in the Instructions for use .
NOTE
If options have been added to the device, the actual configuration will not
match the model description.
The device is available in multiple configurations. Use the following table to determine available
model configurations. Model numbers include one item from each column.
Example
: 44WT-B (North America)
Example
: 44XT-4 (United Kingdom)
Model Parameter Power cord
SpO2 Temperature
44XT
W
= Welch Allyn / Nonin
X
= Blank / None
T
= SureTemp Plus
B
= North America
Y
= Italy
2
= Europe
3
= Israel
4
= United Kingdom
6
= Australia/New Zealand
44WT
W
= Welch Allyn / Nonin
T
= SureTemp Plus
122 Appendix