Grass Valley NV5256 v.1.8 - Manual (Page 6)

vi Rev 1.8 • 08 Jul 11
General Warnings
A warning indicates a possible hazard to personnel which may cause injury or death. Observe the
following general warnings when using or working on this equipment:
• Heed all warnings on the unit and in the operating instructions.
• Do not use this equipment in or near water.
• This equipment is grounded through the grounding conductor of the power cord. To avoid elec-
trical shock, plug the power cord into a properly wired receptacle before connecting the equip-
ment inputs or outputs.
• Route power cords and other cables so they are not likely to be damaged.
• Disconnect power before cleaning the equipment. Do not use liquid or aerosol cleaners; use
only a damp cloth.
• Dangerous voltages may exist at several points in this equipment. To avoid injury, do not touch
exposed connections and components while power is on.
• Do not wear rings or wristwatches when troubleshooting high current circuits such as the power
supplies.
• To avoid fire hazard, use only the specified fuse(s) with the correct type number, voltage and
current ratings as referenced in the appropriate locations in the service instructions or on the
equipment. Always refer fuse replacements to qualified service personnel.
• To avoid explosion, do not operate this equipment in an explosive atmosphere.
• Have qualified service personnel perform safety checks after any service.
General Cautions
A caution indicates a possible hazard to equipment that could result in equipment damage. Observe
the following cautions when operating or working on this equipment:
• When installing this equipment, do not attach the power cord to building surfaces.
• To prevent damage to equipment when replacing fuses, locate and correct the problem that
caused the fuse to blow before re-applying power.
• Use only the specified replacement parts.
• Follow static precautions at all times when handling this equipment.
• This product should only be powered as described in the manual. To prevent equipment dam-
age, select the proper line voltage on the power supply(ies) as described in the installation doc-
umentation.
• To prevent damage to the equipment, read the instructions in the equipment manual for proper
input voltage range selection.
• Some products include a backup battery. There is a risk of explosion if the battery is replaced by
a battery of an incorrect type. Dispose of batteries according to instructions.
• Products that have (1) no on/off switch and (2) use an external power supply must be installed
in proximity to a main power output that is easily accessible.