MSC-2Dx 26
TROUBLE SHOOTING

If a malfunction occurs, check the following before contacting Cat Eye or your retailer for repair

or service.

Check if there is any electronic device around that might interfere with the measurement.

Trouble Check Items Remedy
The liquid crystal screen appears dark or there are some dark spots.
Was it left for a long time under direct sunlight?
It will return to normal after a few hours once it is out of the sunlight. Data will not be effected.
Display response is slow.
Was the ambient temperature too low (below 32°F [0°C])?
It will return to normal when the temperature rises. Data will not be effected.
No display appears.
Is the battery in the main unit worn out?
Replace it with a new one (CR2032).
NOTE !: After the battery is replaced, the AC (All Clear) button must be pressed to reset
the data and set up the MSC-2Dx.
Meaningless display appears.
Push AC button, and reset the unit again following the instruction in page 12, "SETTING THE
MAIN UNIT", or refer to the Quick Start manual.
Heart rate measurement is abnormal.
Are you near any electronic devices that are emitting electromagnetic signals (such as TV, stereo,
motor or personal computer).
While measuring heart rate, try to keep a greater distance away from these devices. Reset the
data.
Current speed is no working properly.
Check if there is any object on the contacts of the main unit or the bracket.
Clean the contacts. Main unit is often stained with sweat. Periodically wash it with a mild hand
soap and wipe dry.
Check the clearance between the speed sensor and the magnet.
Check if the marking line of the speed sensor and the magnet is aligned.
Adjust the positions of the speed sensor and the magnet. (See Quick Start manual.)
Check if the cable of the speed sensor is broken or damaged.
Replace the bracket sensor set with a new one.
The timer does not stop even though S/S button is pressed (S/S button does not work).
Is the Auto Time feature on ( icon is on)?
When the Auto Time feature is on, S/S button does not start or stop measurement. Turn the Auto
Time feature off if desired. (Refer to page 14, "Auto Time Feature".)
Heart rate display is not stable and the value is lower than the actual.
Has the battery in the heart rate sensor is worn out?
Replace the battery (CR2032).