DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual
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Chapter 6 Troubleshooting
6.1. Attention and Prevention
Before operating the device, you have to read this section thoroughly.
WARNING
There are several places on the backplane, the AC distribution, and DC distribution that
are dangerous. Be sure to disconnect the system power plug and switch off the power
switch before you remove any parts. Take care whenever power is still on and covers are
removed.
NOTE:
1. Keep the device in dry, clean and dustproof conditions, free of any corrosive gas
and strong magnetic field interference. Avoid using and restoring around the
pressure, humidity and temperature out of standard or something flammability,
explosive and strong corrosive objects aside.
2. The light of the work room should be dim. Avoid direct strong sunshine and keep
airiness, anti-dirt for better observation of medical images.
3. The device should be put in horizontal direction worktable. Avoid shaking and
striking during operating the device.
4. Use corresponding AC power frequency and voltage complying with the
requirements in instruction manual. Do not use the device exceeding the voltage
range.
5. The perfect electrical system and grounding are supplied to the device which should
be connected to earth reliably, otherwise, the patient is likely to be electrically
shocked.
6. The outside grounding equipment is good for magnetic interference.
7. Do not restart the device immediately after being shut down, please wait for 5
seconds to protect the device avoiding damage the device.
8. Cut off the power and then contact our company or client server section
professional maintenance people to do the trouble shooting, do not disassemble the
device privately, otherwise ,we have rights to not to maintain that device any more.
9. Do not drawn or insert the probe when power is on.
10. Do not drop the probe onto the floor or collide with hard objects, or it will be
damaged easily.
11. Do not take off the probe by the cable but the plug, otherwise the probe and the
device will be damaged.
12. Do not use the damaged probe; otherwise it may bring to electrical shock. Ensure
that the probe, probe cable and the connector is in normal (without cracks, casts,
etc.) before connecting probe. Check carefully after the probe felling down. If
necessarily, contact us.
13. If it is necessary to exchange the fuse, use the defined specification.
14. Those who debug, install, update, check or maintain the unit should be our
company authorization.
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