Preventive Maintenance and Fault-finding
Page 6-8
Reference Guide: Voyager E5784 and E5788 HD DSNG Encoder
ST.RE.E10137.3
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
AC User Accessible Fuse Replacement
A fuse is held in an integral fuse carrier at the a.c. power inlet at the rear
panel.
NOTE…
Refer to Annex B, Technical Specification for information about the fuse.
To replace the a.c. 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 a.c. 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 a.c. power inlet.
Figure 6.3: Orientation of Fuse Carrier
If the replacement fuse also blows, do not continue. Disconnect the
equipment and contact Customer Services for advice.
AC Power Inlet
If required, use a small flat-bladed
screwdriver in the notch at the top
of the carrier to ease it out.
Fuse Carrier