Switch off the XCU and disconnect power cables before proceeding.
Use only fuses of the type and rating specified. Always replace both fuses at the same time.
The XCU is equipped with 2x T8AH type 250 V fuses . They are located in the mains entry at
the back of the unit. Follow these steps to replace the fuses located in the mains entry:
1. Insert a very small screwdriver into the hole at the left side and then at the right side of
the fuseholder to unclip both side of the fuseholder.
2. Extract the fuseholder from the mains entry by pulling of the small clip at the bottom of
the fuseholder.
3. Replace both fuses.
4. Insert the fuseholder until it clicks into place.
5. Connect the power supply for the XCU to the IEC connector at the rear.
Cable or signal quality is poor. Check cable and connectors for interruptions, broken
or dirty optical connections.
Cable error. Check cable and connectors for interruptions, broken or dirty optical
connections.
No signal is received. Check cable and connectors for interruptions, broken or dirty
optical connections.
Indication Description
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