LaCie 12big Rack Network
Module Removal & Replacement
User Manual
page 37
5.3.1.2. Installing a Power Supply Unit
CAUTION:
This procedure should be performed by Service Person-
nel only.
Two PSUs can be installed in the mounting cage at the rear of the
enclosure, see
Fig. 03
.
Parts Check List
✦
2 x 850 W AC Power Supply Units
IMPORTANT INFO:
Two PSUs must be fitted. Operation of the
Enclosure with ANY modules missing will disrupt the airflow and
the drives will not receive sufficient cooling. It is ESSENTIAL that all
apertures are filled before operating the unit.
CAUTION:
Do not remove covers from the PSUs. Danger of elec-
tric shock inside. Return the PSU to your supplier for repair.
1. Check for damage, especially to the rear connector on the sup-
ply.
CAUTION:
Handle the PSU carefully and avoid damaging the con-
nector pins. Do not install the PSU if any pins appear to be bent.
2. Slide the PSU into the mounting cage (
Fig. 23
). A click should
be heard as the securing spring engages.
3. You are now ready to connect the power cords to the power
sources and switch the power source ON. Please refer to section
2.7. Power Cord Connection
.
Fig. 22 - PSU ID Label
Fig. 23 - Installing a Power Supply Unit (1)
Fig. 24 - Installing a Power Supply Unit (2)
