Rohde & Schwarz Inc NV830X Benutzerhandbuch
Chapter 8
Service
2098.0188.72
- 8.13 -
E-1
Fig. 10
Automatic line fuse
1) Upper plastic spring
2) Lower plastic spring
2) Lower plastic spring
4.4.2
Installing Automatic Line Fuse
Replace the automatic line fuse by proceeding in the reverse order.
Note
Before putting it back into operation, make sure that all terminals are correctly connected.
4.5
Replacing Auxiliary Power Supply Unit
4.5.1
Removing Auxiliary Power Supply Unit
To remove the auxiliary power supply proceed as follows:
1. Using a Torx screwdriver No. 20, remove the front panel of the power distribution.
2. Undo the auxiliary power supply cables (
X35
,
X45
) from the power distribution board.
Trace the two cables and if necessary cut off the cable ties.
3. Undo two Torx screws on the front of the power supply unit.
4. Remove the power supply unit.
WARNING!
Always make sure that the power supply is disconnected before commencing any service
work on the transmitter rack. This will prevent injury due to electric shock and avoid dam-
age to the instruments.
work on the transmitter rack. This will prevent injury due to electric shock and avoid dam-
age to the instruments.