Topcon DL-501 Instruction Manual page 11

Tripod

Caution
When mounting the instrument to the tripod, tighten the centering screw securely. Failure

to tighten the screw properly could result in the instrument falling off the tripod, causing
injury.
Tighten securely the leg fixing screws of the tripod on which the instrument is mounted.

Failure to tighten the screws could result in the tripod collapsing, causing injury.
Do not carry the tripod with the tripod shoes pointed at other persons. A person could be

injured if struck by the tripod shoes.
Keep hands and feet away from the tripod shoes when fixing the tripod in the ground. A

hand or foot stab wound could result.
Tighten the leg fixing screws securely before carrying the tripod. Failure to tighten the

screws could lead to the tripod legs extending, causing injury.
Remote Trigger (DLC1A)

Caution
Do not leave batteries within reach of small children. If swallowed, consult a physician

immediately.
Bluetooth wireless technology

Warning
Do not use within the vicinity of hospitals. Malfunction of medical equipment could

result.
Use the instrument at a distance of at least 22 cm from anyone with a cardiac

pacemaker. Otherwise, the pacemaker may be adversely affected by the
electromagnetic waves produced and cease to operate as normal.

Do not use onboard aircraft. The aircraft instrumentation may malfunction as a result.
Do not use within the vicinity of automatic doors, fire alarms and other devices with

automatic controls as the electromagnetic waves produced may adversely affect
operation resulting in an accident.
1. PRECAUTIONS FOR SAFE OPERATION
3