Welch Allyn Spot Vital Signs Service Manual

42 Disassembly and repair Welch Allyn Spot Vital Signs
Front housing and key pad disassembly
Follow all the previous steps and then:
1. Remove the two screws inside the battery housing that are identified with arrows
molded into the housing and the two screws underneath the temeprature housing.
2. Hold the device together and lay the back housing on the bench.
3. Carefully roll the front housing to the right.
4. Disconnect the tubing from the front housing.
5. Gently pull the button switch array out of the cover.
6. Align and push the new button switch array into place.
LCD disassembly
Follow all the previous steps and then:
1. Gently lift the LCD module from the posts.
2. Roll the LCD to the left of the Spot Vital Signs and lay it on the bench.
3. Remove the flex cable from the LCD and set the LCD aside.
Pneumatic Tubing
Version 2
Pneumatic Tubing
Version 1
LCD
Flex Cable

Welch Allyn Spot Vital Signs Specifications

General

Pulse Rate Measurement	Yes
SpO2 Measurement	Yes
Display	LCD
Power Source	Rechargeable battery or AC power
Temperature Measurement	Yes
Connectivity	Optional with wireless connectivity
Pulse Rate Range	30-220 bpm
NIBP Diastolic Range	20-195 mmHg
SpO2 Range	70-100%
Temperature Range	80 °F to 110 °F (26.7 °C to 43.3 °C)
Battery Life	Approximately 8 hours of continuous operation
Weight Capacity	Not applicable
Height Measurement Range	Not applicable