User's Manual

Table Of Contents
Installation, Operation and Service Manual 90DIB500R41IM_FCC02 99.1 39
DIB-500 R4.1 Product description
Constituents
Table 3.10 provides an overview of the possible alarm states and the corresponding
alarm indicators. The visual indicators are shown on the display window of the system
controller.
Figure 3.9 shows the rear view of the system controller. The following table describes
these in detail.
Figure 3.9 Rear view of system controller
Table 3.9 Legend: System controller display window
No. Constituent Description
1 Bus voltage The voltage of the equipment rack
2 Rectifier Current Output current of the rectifier module (with V
AC
-voltage
supply only)
3 Alarms Area for displaying alarms
Table 3.10 Alarm states and alarm indicators (system controller)
Alarm state Visual indicator Acoustic indicator
A state cannot be dis-
played
---
MINOR Acoustic signal every two seconds.
CRITICAL/MAJOR Continuous acoustic signal
Table 3.11 Legend: rear view of system controller
No. Constituent Description
1 Ethernet interface Ethernet interface to the first TIB of the equipment
rack (TIB A, LAN 1).
2 Serial interface not used for the time being
3 Supply voltage connection Supply voltage connection of the system controller
1 2 3