Technical data

124 U1401A User’s and Service Guide
6Maintenance
Troubleshooting
If the instrument fails to operate, check the batteries and
test leads. Replace them if necessary. After that, if the
instrument still does not function, check to ensure that you
have followed the operating procedures given in this
instruction manual, before considering servicing the
instrument.
Figure 6-3 Fuse replacement
Fuse 1
Fuse 2
WARNING
To avoid electrical shock, do not perform any servicing unless you are
qualified to do so.