Enraf Nonius 1403773, Руководство по обслуживанию, Страница: 21 / 60

Enraf-Nonius B.V. Curapuls 670 Service Manual 1403773
Maintenance June 1997 4-5
A good SWR is less than 55H.
The sub-selection numbers are:
Sub-selection: 0 0 Watt more than 55H (unloaded)
1 5 Watt less than 55H (loaded)
2 10 Watt “
3 15 Watt “
4 20 Watt “
When an incorrect SWR value is displayed see par. 4.4.1.8
Stop the channel B function test by pressing the start/stop key.
Leave the service mode by switching off the Curapuls 670.
FUNCTIONAL TESTS IN OPERATING MODE:
The next tests are done in operating mode. To end the service mode switch off the
Curapuls 670. Switch on the Curapuls 670 and wait until the selftest is ended. Select
Treatment parameters in the MAIN MENU.
4.3.12 Channel A Circuplode detection.
Connect a Circuplode to output channel A.
Check that treatment parameters are displayed at the left side of the LCD display
(Circuplode detected).
Disconnect the Circuplode, the treatment parameters will blank (Circuplode not
detected). Check the connections by moving the cable.
4.3.13 Contact indication channel A
Check functioning of contact indication with all available Circuplodes.
Connect a Circuplode to channel A.
Increase the output power to approx. 25 Watt and set treatment time. Start the
treatment by pressing the Start/stop key. Check the functioning of the contact indication
LED on the Circuplode. When no load is detected the LED will blink and the buzzer is
beeping. When a load is detected the LED lights and the buzzer stops (otherwise see
par. 4.4.1.9).
4.3.14 Channel B Circuplode detection.
Connect a Circuplode to output channel B.
Check that treatment parameters are displayed at the left side of the LCD display
(Circuplode detected).
Disconnect the Circuplode, the treatment parameters will blank (Circuplode not
detected). Check the connections by moving the cable.
4.3.15 Contact indication channel B
Check functioning of contact indication with all available Circuplodes.