KaVo KEY Laser III 1243, Technician'S Instructions

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Technician's instructions KEY Laser III 1243
2 Measuring and configuration
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2.1 Control unit service program
▶ Confirm the "Test outputs" command with okay.
The following display appears:
Components/signals
With this test, you activate the following components and signals:
Note
If you confirm the various tests with OK except for the test Usetpoint analogue out,
display 2 appears. The selected text can be shown or hidden by pressing the
TOGGLE key. The EXIT command returns you the Test outputs selection menu.
The current switching status is shown in the status line.
Test external lamp = Switches the relay contact for the external warning light on and
off (max. 24 volts/1 ampere).
Test warning lamp = Switches the yellow emissions warning light on and off (0 = on,
1 = off).
Test SHUTTER = Opens and closes the shutter.
Test ABSORBER = Opens and closes the absorber.
Test PHS = Switches the Peak Hold Select signal on the power measuring unit
(VEM) on and off digitally.
TEST K2 (LNT ON/OFF) = Switches the K2 relay in the laser power unit on and off
and, in so doing, also the laser power supply, cooling system and compressor.
Test valve AIR = Switches the air spray electrovalve on and off.
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