User`s guide

Page 19
Overview
This section provides a guide for troubleshooting some basic TONO-PEN VET
operational problems. If a problem persists after using this guide contact Reichert
technical service.
Table 6-1: TONO-PEN VET Troubleshooting Guide
Symptom Probable Cause Correction
“Lob” Batteries are displayed Low Batteries Replace batteries
Noticeable slowing in the
calibration check process, in
activating instrument
Batteries are low Replace batteries
Compressed air cleaning has
lowered the temperature of the
instrument
Allow TONO-PEN VET unit to warm
to room temperature
Multiple inaccurate readings Improper technique Review “Taking a Measurement”
section or watch Instructional DVD
Old or improperly
applied Ocu-Film Tip Cover
Replace Ocu-Film Tip Cover
Batteries are low Replace batteries
Need to check calibration Perform calibration check
procedure (see page 11)
Debris around probe post Clean with compressed gas (see
page 17 for procedure)
Mechanical or electronic damage Arrange for repair through Reichert
Technical Service
No beeps and/or no dashes upon
activation
Activation switch not depressed
long enough
Depress activation
switch longer
Incorrect battery installation Check batteries
Batteries are low Replace batteries
Mechanical or electronic damage Arrange repair through Reichert
Technical Service
Unable to obtain “Good’ calibration
check
Improper technique Review page 11 or watch
Instructional DVD
Dirty transducer Clean with compressed gas (see
page 17 for procedure)
Troubleshooting