User's Manual

5.3. REPLACEMENT OF POWER SUPPLY (AC & DC TYPES)
 Note: In standard delivery, only the AC power supply unit (PSU) is
equipped. The DC PSU may only be equipped as an option.
 To remove a power supply (AC and/or DC), first switch off the power supply,
disconnect mains (primary DC or AC connector), mains cable and DC connector.
 Unscrew the 2 hexagon socket-head-cap screws (circle-marked in illustration
below) on the left-hand side and loosen the other 3 socket-head-cap screws in the
middle and on the right-hand side with a hexagon key.
 Pull the power supply out.
 Apply a thin layer of heat-conducting paste to the surface of the new PSU that
contacts the cabinet when installed.
 Carefully insert the new power supply.
 Fasten the two socket-head-cap screws.
 Re-connect all cables and connectors.
figure 5-3 Screws of PSU AC
In case the DC PSU is equipped please see following picture:
figure 5-4 Screws of optional PSU DC
PSU AC
Mains AC
connector
Secondary
DC
connector
Socket-
head cap
screws
Mains
primary
DC
c
onnector
Secondary
Socket-
head cap
screws
PSU DC
DC
c
onnector
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