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| Illustration 1 | g06066142 |
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(1) Alarms
(2) Soft buttons (3) Filters (4) Return | |
The alarm list shows all active and/or unacknowledged alarms. Descriptive text, numbers, symbols, and color codes are used to describe each alarm. Select an alarm to expand the entry for more information.
Pressing the "Alarm List" button to display the alarm list also silences the buzzer. The Alarm List button is the bell on the right side of the DCU, next to the touchscreen. The buzzer will begin again if a new alarm occurs while the alarm list is displayed. Press the "Alarm List" button to silence the alarm and stay in the alarm list.
A number is displayed along with the alarm. The significance of these numbers is outlined by the following:
Zero (0) - Shutdown
One (1) - Derate or alarm
Two (2) - Warning
Three (3) - Diagnostic (includes J1939 DM1 messages regardless of the FMI)
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| Illustration 2 | g06033998 |
Each alarm is highlighted in a specific color. The color represents the type of alarm . Refer to Illustration 2.
To acknowledge a single alarm, select the desired alarm in the list and press the "Acknowledge" button once.
The filters help with focused diagnostics. The following are the available filters:
Panel Alarms - Only show alarms generated by panels such as DCU, SDU, and RIO.
J1939 Diag. - Displays only DM1 alarms from the two J1939 buses.
All Alarms - All alarms are shown.
Silence All Alarms (Excluding SDU Alarms)
Press and hold the Acknowledge button for one second. The DCU may be configured to acknowledge visible events only. If so, the notification seen in Illustration 3 will be shown.
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| Illustration 3 | g06033698 |
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| Illustration 4 | g06033706 |
To silence either a single shutdown or all shutdown even alarms at once, press and hold the "Acknowledge" button for one second. The notification in Illustration 4 will be shown. The "Acknowledge" button must be pressed again to silence the alarms.