EXFO FTB-500 (Window XP) - Manual (Page 194)

Preparing for Automation
184 FTB-500
Changing Communication Settings
To revert to default general settings:
1. Click the Restore Default Settings button.
2. Click Apply to confirm your changes.
To revert to default RS-232 settings:
1. Click the Default RS-232 Settings button.
2. Click Apply to confirm your changes.