Charles Machine Works Inc The 8500TKR ユーザーズマニュアル

No Comm

Beacon signal is too weak to communicate with 
tracker.

1.

Ensure beacon and 
tracker are operating at 
same frequency.

2.

Move tracker within 
range of beacon.

3.

Ensure beacon is not 
asleep.

Out of Range

Beacon is out of range for requested features. 
Beacon must be within within 30’ (9 m) of 
tracker for advanced features.

Move tracker within 30’ (9 
m) of beacon.

TRACKER BATT 
LOW

Tracker batteries are low and unit will soon shut 
off.

Replace tracker batteries.

F/A Align

Tracker is too far out of the beacon plane to 
enable advanced depth features while in depth 
screen.

Use fore/aft arrows to move 
within beacon plane.

Beacon Rolling...

Beacon is rolling.

Stop rolling beacon for more 
accurate readings.

BEACON MEM 
ERROR

Calibration memory of beacon has been 
corrupted.

Return beacon for service.

BEACON HOT

Beacon is reporting temperature above 155°F 
(68°C). Permanent damage is imminent. An 
audible alert will also sound.

Stop rotation, pull back 3’ 
(915 mm) and continue 
drilling fluid flow until 
beacon cools down.

HIGH NOISE

The signal-to-noise ratio is too low for tracker to 
receive reliable data from beacon. Depth 
calculation and beacon calibration are disabled.

Eliminate noise source or 
switch beacon and tracker 
operating frequencies.