SBC session border controllers 27
SBC has 2 power supply circuit breakers with nominal current 3.15 A. Circuit breakers are not user-
serviceable. They should be replaced by qualified service specialists in the manufacturer's service center. The
installation of the power modules is shown in the Figure below.
Figure 14 — Power module installation
Removing the housing
First, disconnect the device from the power supply, disconnect all the cables and remove the device from the
rack if necessary (see Section 2.11.3 Device rack installation).
Figure 15 — Case opening procedure of SBC-1000 (based on SMG-1016M)
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