2.3.5. |
"Operating tell-tale" means a visual or auditory signal (or any equivalent signal)indicating that a device has been switched ON and is operating correctly or not. |
a0c0 |
2.3.5. |
"Operating tell-tale" means a visual or auditory signal (or any equivalent signal)indicating that a device has been switched ON and is operating correctly or not. |
a0c0 |