TANDBERG E5714 - Manual (Page 222)

Preventive Maintenance and Fault-finding
Page 6-8 Instruction Manual: evolution 5000 E57xx DSNG and DENG Voyager Encoder
ST.TM.E10076.3
2. Confirm that the equipment hardware configuration is suitable for the
purpose and has been correctly installed and connected (see
Chapter 2, Installing the Equipment).
3. Confirm that inappropriate operator action is not causing the problem,
and that the equipment software set-up is capable of performing the
task being asked of it. If the validity of the configuration, set-up or
operation is in doubt, check it (see Chapter 4, Operating the Encoder
Locally).
4. Check that the fans are unobstructed and working correctly.
When the failure condition has been fully investigated, and the symptoms
are known, proceed with fault-finding according to the observed
symptoms. If the fault persists, and cannot be rectified using the
instructions given in this manual, contact Customer Services. Switch off
the equipment if it becomes unusable, or to protect it from further
damage.
6.5.3 User Accessible Fuse Replacement
A fuse is held in an integral fuse carrier at the ac power inlet at the rear
panel.
NOTE…
Refer to Annex B, Section B.5, Power Supply for more information about the fuse details.
To replace the ac power fuse:
WARNING…
BEFORE REPLACING THE REAR PANEL FUSE, DISCONNECT THE UNIT FROM THE SUPPLY.
FAILURE TO DO THIS MAY EXPOSE HAZARDOUS VOLTAGES. UNPLUG THE UNIT FROM THE
LOCAL SUPPLY SOCKET.
1. Ensure that power is turned off and the power cable is disconnected
from the ac power inlet.
2. Ease out the fuse carrier by placing a small, flat-bladed screwdriver in
the notch at the top of the carrier.
CAUTION...
When replacing the power input fuse, always ensure that a fuse of the correct type and rating, is fitted.
Failure to do so results in inadequate protection.
3. Replace the fuse in the carrier.
4. Insert the fuse carrier back in the ac power inlet.