User`s guide

Getting Started
17
4 If supplied, fit the rear hold down brackets at the rear of the unit (4 screws) do not tighten.
5 Screw the 4 front rack mount screws through the flanges and tighten.
6 If supplied, tighten the rear hold down bracket ensuring the bracket is in tight contact to both the side and top of the
chassis to avoid any movement of the chassis in the rack.
2.3.4 Power Supply/Cooling Module Installation
2.3.4.1 Parts Check List
• 1, 2 or 3 Power Supply/Cooling Modules.
2.3.4.2 Procedure
1 Check for damage, especially to the rear connector on the supply.
Warning Handle the module carefully and avoid damaging the connector pins. Do not install the module if
any pins appear to be bent.
2 Set the red Voltage Range selector switch (Figure 2–3) adjacent to the mains inlet socket to either 115V or 230V as
required for your installation.
Warning The Power supplies are
NOT auto-ranging, failure to select the correct range WILL damage the
PSU.
3 Install the Power Supply/Cooling modules in the rear of the chassis in the positions indicated below. (Please refer
to Table 2–1 for Configuration details).
• Single Power Supply/Cooling module - Install in Bay 2
• 2 Power Supply/Cooling modules - Install in Bays 1 & 4
• 3 Power Supply/Cooling modules - Install in Bays 1, 2 & 4
Figure 2–3 Power Supply Range Selector Switch
PSU Range
Selector Switch
Retention Latch
Hole for Grounding
Screw
LED