TX150 S8 / TX200 S7
Upgrade and Maintenance Manual 129
6.4 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 power supply redundancy the second hot-
plug PSU must be additionally ordered).
The upgrade kit for the redundant power supply consists of the following parts:
– PSU cage with power backplane (incl.power cables)
– one hot-plug PSU
– PSU dummy cover (if only one hot-plug PSU is installed, you have to install
the PSU dummy cover in the second bay)
– several screws
6.4.1 Preliminary steps
Ê "Disabling or suspending BitLocker functionality" on page 79
Ê "Shutting down the server" on page 50
Ê "Disconnecting the server from the mains" on page 50
Ê "Getting access to the component" on page 51
Ê "Removing the system fan holder" on page 76
6.4.2 Removing the standard power supply unit
Ê Disconnect the power cables as described in section "Disconnecting power
cables" on page 113.
Ê Remove the standard PSU as described in section "Removing the defective
standard power supply unit" on page 114.
Field Replaceable Unit
(FRU)
Hardware: 15 minutes
Tools: Phillips PH2 / (+) No. 2 screw driver