22
Using the Avant™ 4000 Digital Pulse Oximetry System
Display Unit DIP switches
The Avant 4000 display unit contains eight DIP switches that are located behind the
back cover of the unit. The UP position is toward the top of the unit, and the
DOWN position is toward the bottom of the unit.
The factory setting for all DIP switches
is the DOWN position.
Switch
Function
Switch 1
Reserved for Future Use
Switch 2
Alarm Disable Lock
Up
—Alarm volume may be disabled
Down
—Alarm volume cannot be disabled
Switch 3
Date Format
Up
—International Date format (Day-Month-Year)
Down
—U.S.A. Date format (Month-Day-Year)
Switch 4
Data Output
Up
—Real-time (once per second) data output
Down
—Print on demand
Switch 5
Normal / Fast Responding SpO
2
Output
Up
—Fast responding SpO
2
serial output
Down
—Normal SpO
2
serial output
Switch 6
Normal / Slow SpO
2
and Pulse Rate Averaging
Up
—Slow Averaging (8 beat exponential average)
Down
—Normal Averaging (4 beat exponential average)
Switch 7
Reserved for Future Use
Switch 8
Factory / User-Defined Defaults
Up
—User-Defined Defaults for Alarm Limits and Volume Settings
Down
—Factory Defaults for Alarm Limits and Volume Settings
1
2
3
4
5
6
7
8
