Chapter 7
7.4.3Preliminary Investigations
Always investigate the failure symptoms fully, prior to taking remedial action. Fault diagnosis for the equipment operator is limited to the following tasks, since the operator should NOT remove the covers of the equipment:
1.Ensure all leads and connectors are in place and serviceable.
2.Ensure the unit is powered. If not investigate the power source. Check the fuse.
3.Ensure the alarm status LED on the front of the unit is not lit. If it is, investigate the Alarm status.
4.Use the C/N Margin display to ensure that the C/N Margin is greater than 0 dB. If it is not, check the input to the Receiver. (When utilizing satellite input)
7.4.4AC Fuse Replacement
Caution...This product should only be operated from the type of power source indicated on the marking label. If you are not sure of the type of power supply to your home or business, consult your appliance dealer or local power company. For products intended to operate from battery power, or other sources, refer to the operating instructions.
The power supply used in this equipment is a
100- 240 V AC,
The RX8000 Receiver is designed for User Accessible Fuse Replacement.
In addition to the fuse in the supply cable plug (if appropriate) there is a fuse held in an integral fuse carrier at the AC power inlet at the rear of the unit.
Table 7.1 | Fuse Information | |
Item |
| Specification |
|
|
|
Fuse |
| Single pole, fitted in live conductor in power input filter at rear of unit. |
|
|
|
Fuse type |
| 5 mm x 20 mm |
|
|
|
Fuse rating |
| 2 A, 250 V AC |
|
|
|
To replace the AC power fuse perform the following:
EN/LZT 790 0005 R1A |