Added information about FortiGate 7121F hardware generation 1 and generation 2 see:

• FortiGate 7121F series hardware generations.

• FortiGate 7121F front panel.

• Shipping components.

• Optional accessories and replacement parts.

• Physical description of the FortiGate 7121F chassis.

• Power consumption for different FIM-7941F FortiGate 7121F configurations.

• Power consumption for different FIM-7921F FortiGate 7121F configurations.

• AC PSUs and supplying AC power to the chassis.

• DC PSUs and supplying DC power to the chassis.

• Crimping guidelines.

• Using the FortiGate 7121F DC Combiner to supply redundant DC power for the FortiGate 7121F.

• Safety.

Corrections to the appearance of the FPM-7620F front panel.

Corrected the rating of the circuit breaker listed in DC PSUs and supplying DC power to the chassis. Added cable lengths to Using the FortiGate 7121F DC Combiner to supply redundant DC power for the FortiGate 7121F.

Changes to Regulatory notices.

Page count fix and chassis label correction.

Added more information to Connecting the FortiGate 7121F chassis to ground. Added a missing item to the list in Shipping components.

New FIM-7941F content:

• FIM-7941F interface module.

• Power consumption for different FIM-7941F FortiGate 7121F configurations.

New DC content:

• DC PSUs and supplying DC power to the chassis.

• Using the FortiGate 7121F DC Combiner to supply redundant DC power for the FortiGate 7121F.

Corrections to Shipping components. New section Installing AC PSUs.

New regulatory notice added to Regulatory notices.

Changes to:

• Installing firmware on individual FIMs or FPMs.

• Upgrading the firmware on an individual FIM.

• Upgrading the firmware on an individual FPM.

Removed information about the FPM-7620F console port, which is not supported.