TANDBERG High Definition Professional Recevier/Decoder TT1280 - Manual (Page 77)

Preventive Maintenance and Fault-finding
Reference Guide: TT128x High Definition Professional Receiver/Decoder Page 7-3
ST.RE.E10141.5
7.1 Routine Checks
7.1.1 Cooling Fan
There are no routine checks associated with this equipment other than to
ensure that the unit is adequately cooled. This equipment must never be
operated unless the cooling fan is working. This should be checked
periodically.
CAUTION...
The fan contained within this unit is not fitted with an insect/dust filter. Pay particular attention to the
environment in which it is going to be used.
Figure 7.1: Cooling Fan Location
7.1.2 Cleaning
Unplug the equipment from the supply before cleaning. Do not use liquid
or aerosol cleaners. Use a damp cloth for cleaning the exterior of the
Receiver.
7.2 Servicing
7.2.1 Conditions Requiring Servicing
WARNING…
DO NOT ATTEMPT TO SERVICE THIS PRODUCT AS OPENING OR REMOVING COVERS MAY
EXPOSE DANGEROUS VOLTAGES OR OTHER HAZARDS. REFER ALL SERVICING TO SERVICE
PERSONNEL WHO HAVE BEEN AUTHORISED BY TANDBERG TELEVISION.
The following is a list of conditions that may indicate the need for
servicing:
1. When the power supply cord or plug is damaged.
2. If liquid has been spilled, or objects have fallen into the product.
3. If the product has been exposed to rain or water.
Cooling Fan