Service Interruption; Shutting Down Hardware Components - Hytera ACCESSNET-T IP DIB-R5 advanced Operation Manual

DIB-R5 advanced

5 Service interruption

This chapter describes the procedure for the service interruption of the product.
A service interruption may be required in the following cases:
n Work on an open equipment rack
End of operation
n
n Malfunction
n The integration of further components,
Possible restrictions for the operation
If a product is taken out of service, the operation of other parts in the radio network may
be impaired as well. Discuss this problem with your service partner to obtain detailed
information on risks and on recommended procedures.

5.1 Shutting down hardware components

The installed hardware components CHU and BSCU operate with different software com-
ponents that should be shut down properly. For this reason, these hardware components
must be shut down before switching off the DIB-R5 advanced.
The following table provides an overview of the order in which the hardware components
should be shut down.
Shutting down hardware components (order)
Order
1
2
Shutting down the CHU
When shutting down the BSCUs, all installed CHUs are also shut down automatically.
The CHUs do not have to be shut down individually except for service and maintenance
purposes.
Operation Manual 90DIBR5advancedOM02 - 1.0
Hardware component
BSCU (standby) ‒ optional
With redundant BSCUs, the BSCU in standby operation must be shut
down first to prevent a switchover of the BSCUs. The operating status
of the BSCU is indicated via LEDs, refer to
tors (LEDs) of the BSCU" on page 46.
BSCU (operational)
Service interruption
Shutting down hardware components
Ä Table "Legend: Indica-
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