Troubleshooting - Nedo ET-5 Mode D'emploi

7 Basic Settings and Calibration
Switching On/Off the compensator:
Press again to change to TILT mode.
HOLD
Press the button to switch the sensor:
0SET
- On  TILT ON display
- Off  TILT OFF display.
At the end of each setting or change, press the
button to store the current settings and to
V %
return the display to the normal setting  Angle
Measuring Mode.
8

Troubleshooting

Note:
If the errors cannot be rectified using one of the listed remedies, the ET-5 must be examined
by an authorised customer service agent or by NEDO.
Error
The instrument
cannot be switched
on
E 01
TOO FAST
E 04
E 05
E 06
TILT
Theodolite ET-5 Operating Instructions
or
Cause
No power supply
Counting error, if the reading display
constantly changes during a bearing
The telescope is turned too fast for the
vertical sensor.
Horizontal sensor I Error
Horizontal sensor II Error
Vertical sensor error
The instrument is outside the range of the
TILT sensor. Re-level the theodolite
again. If there is no improvement 
TIP: Switch off the TILT sensor (see 7.1),
the instrument can work without it.
Remedy
Charge rechargeable
batteries as specified
(see chapter 3.1)
Repair required
Press any button;
except: and
ON/OFF
Repair required
Repair required
Repair required
Repair required
EN
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