Mod. NIM8304 12 slot 7U(5+2) Switching NIM Crate
5.1.4 Output connectors
Output connectors deliver high energy; be careful to not short them, when cable
connectors are not plugged, otherwise big sparks will occur.
5.1.5 Live circuits
Operating personnel must not remove the instrument cover. No internal adjustment or
component replacement is allowed by non-CAEN personnel. Never replace components
with power cable connected. To avoid injuries, always disconnect power, discharge
circuits and remove external voltage source before touching components (wait 15 min at
least).
5.1.6 Parts substitutions and modifications
Always disconnect power, discharge circuits and remove external voltage source prior to
fuse replacement (wait 15 min at least). Other parts substitutions and modifications are
allowed by authorized CAEN service personnel only.
5.2 Installation
This Chapter contains instructions for initial inspection, preparation for use and
repackaging for shipment.
5.2.1 Preparation for use
In order to be operational the unit must be connected to an appropriate AC source. The
AC source voltage should be within the unit specification.
5.2.2 Initial inspection
Prior to shipment this unit was inspected and found free of mechanical or electrical
defects.
Upon unpacking of the unit, inspect for any damage, which may have occurred in transit.
The inspection should confirm that there is no exterior damage to the unit such as broken
knobs or connectors and that the front panel and meters face are not scratched or
cracked. Keep all packing material until the inspection has been completed. If damage is
detected, file a claim with carrier immediately and notify CAEN service.
5.2.3 Rack mounting
The Mod. NIM8304 is an equipment for BUILDING-IN: it must be ventilated. Use the front
panel rack-mount brackets to install the unit in a rack.
5.3 Turning ON/OFF
In order to turn ON the crate, it is necessary to perform the following operations:
− Check that the power supply module connectors are correctly inserted (see figure
below): slide the power supply unit until the connectors are fully and firmly plugged,
then fix it with the screws
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