3
Communication (continued)
3.3 Upgrading Firmware for the System Board (continued)
h) Load the new fi rmware fi le and click "Upgrade" (Figure 3.3g).
i) Once the system fi nished upgrading its fi rmware, it will auto-reset into manual bypass mode (Figure 3.4h).
3.4 Upgrading Firmware for the Power Module
WARNING: Make sure that the UPS is in bypass mode and that all power modules have been completely
de-energized.
WARNING: When the system is in manual bypass mode, bypass power is still present in the output
terminal block.
Fig 3.3g
LOAD UNPROTECTED
LOAD UNPROTECTED
ON MANUAL BYPASS
ON MANUAL BYPASS
BYPA.
BYPA.
BYPA.
MAINS
MAINS
MAINS
Fig 3.3h
82
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