Service manual

Service Manual 53
675-120 Revision D May 2005
Figure 11 – Security Screen
To return to the Diagnostics Menu Screen, touch the button.
Select
to carry out a valve test
The diagnostic main screen stays the same and the key pad layout changes. Touch
the first key to test the zero valve, the second key to test the dump valve and the third
key to test the PA valve.
To return to the Diagnostics Menu Screen, touch the
button.
Select
to carry out a user interface test
The diagnostic main screen stays the same and the key pad layout changes. Touch
the first key to test the battery, the second key to test the audible alarm and the third
to test the respiratory indicator.
To return to the Diagnostics Menu Screen, touch the
button.
Touch the
button to show the Error Log Screen
The screen changes to the Error Log Screen and shows a list of error code numbers.
The error code is:
• shown normal if it has occurred since the last reset
• shown grayed if it is inactive since the last reset
• flashing if the error is active since power up or last cleared
To mute flashing errors, the
button.
Refer to Table 6 for the details of error codes and corrective action.
When the corrective action has been taken, to clear all faults the
button.