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Dentsply Sirona
Service Manual CEREC Primescan AC, Primescan AC, CEREC Omnicam AC, Omnicam AC
8 Re-test
8.1 When is the re-test carried out?
66 81 832 D3696
D3696.076.01.02.02 05.2019
131
8
Re-test
8.1
When is the re-test carried out?
The acquisition unit CEREC Primescan AC / Primescan AC / CEREC
Omnicam AC / Omnicam AC must be re-tested every time repair/
retrofitting work affecting one of the following components is completed:
● PC
● PC power supply
● Camera
● Camera cable
A re-test must always be carried out at least every 36 months.
8.2
Description of device type
The acquisition unit CEREC Primescan AC / Primescan AC / CEREC
Omnicam AC / Omnicam AC is a class I device with a detachable power
supply cord. The camera is a type BF applied part.
8.3
To be carried out on completion of the test
1.
Visual inspection
2.
Protective ground wire resistance
3.
Device leakage current
4.
Insulation resistance
5.
Functional test
8.4
What the test steps involve
8.4.1
Visual inspection
● Check that the device labels are present and legible
● Do the fuses inserted comply with the prescribed rated fuse current
and fuse type?
● Are all covers intact? There must be no visible gaps between the
covers that could result in injuries or via which contact could be
made with electrical components located inside the device.
● There must be no visible damage to any of the cables.
● There must be no scratches penetrating the surface of the display
screen.
● There must be no cracks or chips on the prism.