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4-7-2. Fan Motor Unit Replacement
It is recommended to replace the fan motor unit periodically.
The fan motor unit can be replaced during the power on.
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When replacing the fan motor unit during the power on,
the following precautions should be followed.
. Be sure to put on the earth-band to establish a ground.
If not, this may cause malfunction.
. Be careful not to give any shock to HDD.
. Replace the power supply unit within one minute in
consideration of air cooling effect.
Replacement Part
Fan assembly : A-8320-041-A
Removal Procedures
1. Make sure that indicator of the fan motor unit to be
replaced lights off.
2. Remove the two screws, grasp the handle and pull out
the fan motor unit.
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Touching the rotating fan may cause injury.
Replace the fan motor with extra care in a live state of
the unit.
Handle
Fan motor unit
VSR-2000
BVTT3 x 6
Indicator
Installation procedures
1. Insert a new fan motor unit into the slot and push the
fan motor unit as far as it will go.
2. Secure the fan motor unit with the two screws.
Confirmation After Replacement
1. Make sure that indicator of a new fan motor unit lights
in green.
2. Make sure that all of the four fans rotate properly.
(Only when possible)
3. Make sure that the status of the EXT-232C that is
described in the previous section "checking the fan
status" step, shows "OK".
4-7. Fan Motor Replacement
4-11 (E)
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