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6.2.
Fuse Replacement
The user is allowed to change mains fuses (6.3 x 32mm), accessible from the rear panel, only. In the
case of fuse (fuses) interruption inside the power amplifier,
exchange can be carried out only by
professionally qualified person!
Internal fuses are located mainly on the SWITCH-on board (next to
the HV transformer).
One special fuse is used in the model
. In the case of an accidental
discharges in the tube this fuse saves HV
supply circuits.
Fuse
6.3.
Tube Replacement
In the case of vacuum tube damaging, contact the manufacturer or your dealer for ordering new one.
You will get instructuions how to change it.
Exchange can be carried out only by professionally
qualified person!
After tube replacing
automatic BIAS adjustment
must be done. Read Service menu
(5.2.3.) and pictures on page No. 20 for more details.
6.4.
Cleaning
To prevent damage to
amplifier surface and plastic components do not use aggressive chemicals for
cleaning. Do not open the amplifier for cleaning. Outer surface may be safely accomplished by using
piece of soft cotton cloth moistured with clean water or window cleaner.
Type of supported TCVR and working
frequency are visible on the display.
AUTO LED is ON.
Summary of Contents for OM2000+
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