Precautions For Safe Operation - Topcon DL-501 Instruction Manual

1. PRECAUTIONS FOR SAFE OPERATION

For the safe use of the product and prevention of injury to operators and other persons as well as
prevention of property damage, items which should be observed are indicated by an exclamation point
within a triangle used with WARNING and CAUTION statements in this operator's manual.
The definitions of the indications are listed below. Be sure you understand them before reading the
manual's main text.
Definition of Indication

WARNING

CAUTION
This symbol indicates items for which caution (hazard warnings inclusive) is urged.

Specific details are printed in or near the symbol.
This symbol indicates items which are prohibited. Specific details are printed in or near

the symbol.
This symbol indicates items which must always be performed. Specific details are printed

in or near the symbol.
General

Warning
Do not use the unit in areas exposed to high amounts of dust or ash, in areas where there

is inadequate ventilation, or near combustible materials. An explosion could occur.

Do not perform disassembly or rebuilding. Fire, electric shock, or burns could result.

Never look at the sun through the telescope. Loss of eyesight could result.
Do not look at reflected sunlight from a prism or other reflecting object through the

telescope. Loss of eyesight could result.
When securing the instrument in the carrying case make sure that all catches, including

the side catches, are closed. Failure to do so could result in the instrument falling out
while being carried, causing injury.

Caution
Do not use the carrying case as a footstool. The case is slippery and unstable so a

person could slip and fall off it.
Do not place the instrument in a case with a damaged catch, belt or handle. The case or

instrument could be dropped and cause injury.
Ignoring this indication and making an operation error could possibly
result in death or serious injury to the operator.
Ignoring this indication and making an operation error could possibly
result in personal injury or property damage.
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