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Kahuna
Installation Manual
Kahuna 6400 6RU Mainframe
Hazardous voltages are present inside.
No User Serviceable Parts
inside the power supplies.
This unit should only be serviced by trained personnel.
The power supplies for the Kahuna 6400 6RU mainframe are retained within the mainframe
body, there are no On/Off switches for the power supplies. The mainframe will power up as soon
as the AC Power Cables are plugged into the 16A IEC connectors and turned
On
at the AC mains
supply
Checking the Power Supplies are working
1. At switch on, the “AC” and “DC” LED’s on the front of the power supply will be lit Green
indicating that the power supplies are working normally (you will have to look around the
front of the PSU sled to see the LED’s)
2. In the un-likely event that there is a fault with a power supply the “Fault” LED will be lit.
Removing the Mainframe Power Supplies
1.
The power supplies are held in place with a 2 locking handles, (similar to the ones used for
securing the cards into the mainframe).
2.
To remove a power supply from the mainframe chassis, carefully pull the locking handles
outwards as shown above and the power supplies will be disconnected from their
connectors.
3.
The power supply is attached to a sled and as it is withdrawn, a hand will need to be placed
under the sled assembly to take the weight.
Working Normally
If Lit Green
Carefully pull the handles outwards as shown above
Handles in un-locked position. The PSU can now
be withdrawn from the mainframe chassis
Power Supplies in the Mainframe
Note:
The power supplies are heavy so both hands will be needed to
remove the power supply from the mainframe.
DO NOT
hold the power
supplies by the locking handles, the metal front of the sled or the handle at
the front of the power supply module.
