Version 6.6 69 October 2014
Installation & Operation Manual 12. System Controller (SC) Board
12.3 SA/RTM Synchronization and Alarm Rear
Transition Module
The SA/RTM Synchronization and Alarm Rear Transition Module is a hot-swappable
rear module that is used to complement the SC board. It provides chassis
management functionality, utilized by the SC board management software, such as
control over the fan trays, monitoring of the chassis voltages etc.
The SA/RTM board may be optionally equipped with a Timing Module that is used to
provide clock synchronization on the Media Gateway PSTN interfaces.
Note: To order the SA/RTM board with a resident Timing Module (SA-1/RTM board),
refer to the AudioCodes price list.
Two SA/RTM boards are provided for high-availability and installed in the chassis’ rear
slots 1 and 2, behind the corresponding SC boards.
Figure
12-4: SA/RTM Panel
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