Malfunctions, Possible Causes And Troubleshooting - Leica RM2245 Instruction Manual

7. Troubleshooting

7.1.2 Malfunctions, possible causes and troubleshooting

Following is a list of the most common problems which can arise while working with the instru-
ment, along with possible causes and troubleshooting procedures.
If the malfunction cannot be remedied with any of the options listed in the table, or the problem
occurs repeatedly, inform the Leica Service Support immediately.
Problem
• No display; no reaction to but-
tons pressed after the instru-
ment is switched on.
• Feed motion no longer occurs.
• The specimen in the residual
path area cannot be returned
using the coarse feed buttons.
64
Possible cause
1. The power cable is not connect-
ed correctly.
2. Power fuses are defective.
3. The cable of the control panel is
not connected correctly.
4. The voltage selection switch is
set incorrectly.
1. The end of the residual path has
been reached.
2. The specimen was already with-
in the residual path when the
instrument was switched on.
1. STEP mode is still active (LED in
SECT button lights up).
Corrective action
1. Check the connection of the
power cable.
2. Replace power fuses
(see Chapter 8.3).
3. Check the connection of the
cable to the control panel.
4. Check the voltage setting and
correct it if necessary
(see Chapter 4.4).
1. Select the trim mode by pressing
TRIM/SECT. Then return the
specimen using the coarse feed
button. Then retract the specimen
using the coarse feed button.
2. Follow the procedure in Item 1.
1. Press the TRIM/SECT button to
switch to trimming mode. Return
the specimen using the coarse
feed button.
Instruction manual V 1.6 – 10/2009