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Removal procedures
1. Remove the ornamental panel A. (Refer to the Section
2-2-1.)
2. Loosen the four screws (⇐ marked) of the front panel
A fully, and open the front panel A.
n
Be careful that the stopper washers don't come off the
screws.
3. Make sure that indicator of the power supply unit to be
replaced lights off.
Indicator
Front panel A
4. Turn off the power switch corresponded to the power
supply unit to be replaced.
n
Be careful not to turn off the other power switch.
5. Remove the four screws fixing the power supply unit.
6. Pull the levers in the direction shown by the arrows,
then grasp the handles and pull out the power supply
unit.
Handle
Levers
Power supply unit
PS 2x6
Handle
n
When removing the power supply unit other than replace-
ment, to prevent contact detects of the power supply unit,
do not touch the connector of the removed power supply
unit.
MAV-70
Installation procedures
1. Insert a new power supply unit into the slot and push
the power supply unit as far as it will go.
n
Never give a shock to the HDD when inserting the
power supply unit.
2. Secure the power supply unit with the four screws.
3. Close the front panel A.
4. Install the ornamental panel A. (Refer to the Section
2-2-1.)
n
When installing only one power supply unit, be sure to
install the blank panel on vacant slot. (To enhance air-
cooling effects.)
c
Tighten the screws of power supply unit.
If the power supply unit is not secured completely, the
contact resistance of the power connector will be increased
and may cause parts damage or smoking.
Confirmation after replacement
1. Turn on the power.
2. Make sure that the POWER A or POWER B indicator
lights in green.
3. Open the menu "Service : Device" on the LCD
display, and make sure that "STS" (status) of "Power
Supply A" or "Power Supply B" is "Rdy". (For the
menu operations, refer to the operation manual.)
>Exit
Service : Device
Device
Power Supply A
Power Supply B
Setting after replacement
Open the menu "Service : Hours Meter" on the LCD
display, and reset the hours meter. (For the menu opera-
tions, refer to the operation manual.)
>Exit
Service : Hours Meter
Enclosure
Reset
Power Supply A
Power Supply B
2-4. Replacement of Main Parts
STS Hours (h)
Rdy 2400
Rdy 3200
2400h
[2400] h
2400h
2-7 (E)
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