Section 3.0
MAN 06–0017H ZIEHM QUANTUM User’s Manual Page 32 of 220
• Image power supply control assemblies (220-230 VAC and 120 VAC)
• Generator inverter control (300 VDC, at 20 KHz)
3.3.4 PERFORMING INTERNAL SERVICE
Only Trained Service Engineers are to perform any internal service, the Service Engineers must
be trained in the Emergency Power Removal procedure. Service Engineers must fully understand
equipment circuits and voltages.
Safety rules that must be followed:
• Before removing equipment covers, disconnect the power cord from the power source.
• Never assume that a capacitor is discharged. Use a ground shorting device when working
on circuits with capacitors, even when the equipment is disconnected from a power source.
• Make sure that equipment connections are made as described in the Installation section of
the Installation and service manual.
3.4 GENERAL SAFETY
Do not, under any circumstances, remove, by-pass, jumper, or disable safety interlocks.
Before cleaning the equipment, ALWAYS unplug the AC power cable from the wall. If liquid
drips into system equipment, it will cause electrical short circuits that may result in electrical
shock or fire hazard. Therefore, NEVER allow beverage or food containers to be placed on
system equipment.
Never operate the system in a location where conductive fluids, such as water, or saline solution,
may come into contact with any part of the equipment, unless the equipment is covered in
protective waterproof draping.
WARNING
The system may only be operated by personnel who have undergone
radiological training.
WARNING
The system may only be operated by properly trained personnel under the
direction of a physician.
WARNING
The relevant safety regulations of the country of installation should be
observed.
WARNING
Ambient temperature greater than 60 degrees centigrade may cause irreversible
damage to the Image Intensifier tube.
WARNING
In order to avoid unintentional radiation, the foot switch must be placed in the
foot switch support holder when the system is switched on, but is not in use.
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