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5.
OPERATING INSTRUCTIONS
For your own safety, check that there are no hazardous voltages on the cable pair to be tested.
Safety is no accident.
5.1
Connect the pair under test to the line terminals using the test leads provided.
5.2
Set the gain and cursor control to the minimum settings (anti-clockwise). Set the R. F. control to the
centre position.
5.3
Turn the supply switch to the ON position. Note the position of the battery level on the battery state
indicator. If the state of the batteries is in the CHARGE region, switch the supply to the OFF/
CHARGE position and charge the batteries as described in section 3.
5.4
If there is any interference seen on the display, adjust the R.F. control to give a clear picture (see
fig.
5).
5.5
Adjust the gain and cursor controls, searching with the cursor until the fault pulse is clearly visible
(see fig. 6 and fig. 7).
10
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