8.2
Diagnostic System Test
This diagnostic test verifies the status of system components.
A. Place the electrode lead input end of the patient electrode cable into the test fixture. Plug the test fixture cable into
the loopback test fixture port (
) at the back of the ICS Chartr 200.
B. Open a patient record, select a protocol, and press
F5 Calibrate
.
C. Press
F12 Start
. Target and signal waveforms should overlap.
System Test
Spread the waveforms to make
sure both signals are dis-
played. Contact your supplier
if the target and signal wave-
forms do not mirror each
other.
D. Repeat for each channel.
E. Press
F9 Cancel
to exit the calibration mode and end the test.
Note
•
If the self-test passes, the problem may reside with the electrodes, the leads, or the patient-electrode junction.
8.3
VNG – Check Video Equipment Connections
This error message displays if there is a video equipment problem (i.e., loose cable connection between the goggles or the
PC).
Video Connection Error Messagexw
A. Click
File
>
Exit
.
B. Close all open applications.
C. Click the
Start
button, select the
Shut Down
option, and click
OK
.
Otometrics - ICS Chartr 200 VNG/ENG
53
8 Maintenance and Troubleshooting
