YOSHIDA XP73 - 7.4 Performing Regular Check Services

Maintenance Services
130
Operation Manual
7.4 Performing Regular Check Services
1. Installation:Theequipmentisproperlyxedtotheoor.
Check that the equipment has been stably installed with no rattle.
2. Column’s up and down movement:
Move the column up and down to check that it moves up and down properly with no
abnormal noise.
3. Head support movement:
(1) Open and close the head support while gripping its base.
(2) Check that the head support opens and closes properly without any trouble or
abnormal noise.
For equipment with Cephalometric
(3) Slide the ear rod knob to perform open and close movement, back and forth/up
and down movement of nose support, and rotating movement of ear rod and nose
support.
(4) Checkifthereisnomajortroublesuchasdifcultyintheabovemovementsor
abnormal noise.
4. Image acquisition:
(1) Acquire images in the Panoramic mode in the empty X-ray room for 16 seconds.
(2) Check that the images have been imported in the PC.
Observe the machine during image acquisition to check that the equipment operates
properly as described below.
1. The arm unit rotates smoothly.
2. The arm rotates properly with no abnormal noise.
For equipment with Cephalometric
(3) Perform Cephalometric lateral image acquisition (LA) in a completely desolated X-ray
room.
(4) Check that the images have been imported to the PC.
For equipment with 3D function
(5) Unman the X-ray room and acquire 3D images (both oral and dental modes).
(6) Check that image has been taken into the computer.
5. Power supply voltage (input power source):
Use a Multimeter to check that the equipment has been correctly connected to an
appropriate power outlet as described below.
(1) Voltagerange
 AC90~AC132V(withload*
1
)
 AC198~AC264V(withload*
1
)
(2) Accuracy of a voltmeter (tester)
 ACVoltage±(0.7%2digits)oritsequivalents
(3) Multimeter type
True RMS type