Section 4: Audible Alarm Settings & Service Menu; Introduction; Audible Alarm Settings; Figure 4-1: Npb-190 Controls - Nellcor NPB-190 Service Manual

SECTION 4: AUDIBLE ALARM SETTINGS & SERVICE MENU
4.1

INTRODUCTION

4.2

AUDIBLE ALARM SETTINGS

4.2.1 Alarm Silence State
4.2.2 Alarm Silence Duration
4.2.3 Alarm Volume
4.1 Introduction
4.2 Audible Alarm Settings
4.3 Service Menu
This section discusses use of the service menu to reconfigure power-on default
values, and how to control the behavior of the audible alarm.
The following paragraphs describe how to change the behavior of the audible
alarm. Operators can select the volume of the alarm and the duration of alarm
silence. Controls for the NPB-190 are shown in Figure 4-1.
On/Standby
Set lower
limit
Press the Alarm Silence button to silence the alarm. Press the button a second
time to turn the alarm back on.
1. Press and hold the Alarm Silence button for less than 3 seconds.
2. Before 3 seconds have passed the Adjust Up or Adjust Down button can be
used to change the duration of the alarm silence. The alarm's duration can
be 30, 60, 90, 120 seconds, or the alarm can be turned off.
1. Press and hold the Alarm Silence button for more than 3 seconds.
Set upper
limit

Figure 4-1: NPB-190 Controls

Alarm silence
NPB190
Adjust Adjust
down up
4-1