120 Upgrade and Maintenance Manual TX1320 M4
6.4.2.3 Installing a dummy cover
Ê Install the dummy cover, see section "Installing a dummy cover" on
page 110.
6.4.3 Replacing an FJBU
6.4.3.1 Preliminary steps
Ê "Locating the defective server" on page 47
6.4.3.2 Removing the defective FJBU
Ê Remove the FJBU, see section "Removing an FJBU" on page 119.
6.4.3.3 Installing the new FJBU
Ê Install the FJBU, see section "Installing the FJBU" on page 118.
6.4.3.4 Concluding steps
Ê No steps needed.
6.5 Converting a standard power supply to a
redundant power supply
The standard power supply can be replaced by a redundant power supply. The
redundant power supply consists of up to two hot-plug PSUs. The upgrade kit
contains only one hot-plug PSU, for PSU redundancy the second hot-plug PSU
must be additionally ordered.
The upgrade kit for the redundant power supply consists of the following parts:
Customer Replaceable Unit
(CRU)
Hardware: 5 minutes
Tools: tool-less