Schiller AT-101, Руководство по обслуживанию

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5 Care & Maintenance
5.2 Functional test
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5.2 Functional test
5.2.1 Internal Sight Control
Check following items:
• All printed boards are securely screwed
• Plugs are properly in the socket and secured
• All protective cable (green/yellow) are properly laid out and securely connected to
one the earth point (potential equalisation).
• All Cables connection between the individual printer boards are not crushed any-
where or lying on sharp parts (i.e. protective shields). If cables have to be lead
passed a sharp part, it is important that they are protected by a special shield
• Isolation foils and shields are built in correctly and are certainly not left out or for-
gotten (see explosion drawings)
• Check that no loose parts are inside the device by tipping the device, or turning it
upside down
5.2.2 External Sight Control
Check following items:
• Voltage selector is set correctly
• Fuses according table (see page
45)
• Safety labels are on the device and are readable
• Mechanical condition of the device allows a further safe operation (cracks in the
shell, mains cable, etc.).
• there is no soiling which could hamper the safety of the device.
Opening of the Device
Whenever a device is opened for repairs or calibration, a functional and Safety Test
has to be carried out at the end of the operation.
Required Measurement Equipment
• Safety Tester IEC/EN 60601-1
• Digital Voltmeter 4 Digit 0...200mV ACeff
!
2%
• ECG Simulator (Suggested: Phantom 320 M‚ller Sebastiani)
For the measurement devices specified above, only the requirements necessary for
this test are mentioned.
IMPORTANT!
The measurement devices listed above are subject to the instructions according to
ISO 9000 in regards to Test Equipment Control.
If the device was opened, the device has to be given a full sight control before it is
screwed back together.
Once the sight control has been completed, the device can be closed.