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R&S
DVMS1
9 Maintenance
The R&S DVMS does not need a periodic maintenance. Clean the outside of the instru-
ment when necessary and check the rated data from time to time.
If any problem arises, contact one of our customer support centers. The addresses of our
customer support centers are provided at the beginning of this manual.
9.1 Cleaning the Instrument
Shock hazard
Before cleaning the R&S DVMS, make sure that the R&S DVMS is switched off and
disconnected from all power supplies.
1. Clean the outside of the R&S DVMS using a soft, line–free dust cloth.
2. Make sure that vents are not obstructed.
Instrument damage caused by cleaning agents
Cleaning agents contain substances that may damage the R&S DVMS, e.g. cleaning
agents that contain a solvent may damage the front panel labeling or plastic parts.
Never use cleaning agents such as solvents (thinners, acetone, etc), acids, bases, or
other substances.
9.2 Replacing the Fuses
The R&S DVMS is protected by two fuses (IEC 127 – T 2.0 H / 250 V) located on the rear
panel next to the AC power switch.
Shock hazard
Before replacing a fuse, make sure that the R&S DVMS is switched off and disconnected
from all power supplies.
Always use fuses supplied by Rohde & Schwarz as spare parts, or fuses of the same
type and rating.
Getting Started 2113.7619.02 ─ 07
Maintenance
Cleaning the Instrument
50
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