Test Ping: Customers were suggested to set IPV4 for the first time to use Ping test function, after enter the Ping test function customers can use UP/Down button to choose "Set IP" to set the local IP, Subnet Mask, and Gateway, after setting these, customers need to save the settings then can return to use the Ping scan functions. Balayage IP: Using UP/Down button to choose "Set IP" to set the local IP, Subnet Mask, and Gateway, after setting these, customers need to save the settings then can return to use the IP scan functions. Test de commutateur: After testing, the testing result will show the standard of the switch (10M/100M/1000M) and also the duplex mode of the switch. PS: After testing, customers need to reprocess the whole steps for port testing to ensure the accuracy of the testing. Reglages: Customers can set language, backlight level, backlight time, auto default setting, about etc. Digital Mode: Anti-interference, when cables with load from 1000M switches, customers were suggested use this mode. Analog Mode: With little noise, customers were suggested to use this mode when cables without load. mitter: Default set to Digital mode, use UP/Down button to switch between the two modes. 1. Cable Continuity Test 2. Modes: Remote and Switch. 3. Remote: Can test cable continuity, Cross/Short Condition. 4. Switch: Can only test cable continuity. 5. Receiver: If the scan signal indicator stays on, it means the receiver is in Digital mode; If the scan signal indicator blinks, it means the receiver is in Analog mode. 6. Two Modes: Digital Mode/Analog Mode, Customers can use UP/Down to switch. Model:NF-8506 Cable Scan:Digital Mode/Analog Mode mitter: 1. Cable Continuity Test:Remote & Switch 2. Cable Length Test:Range:5-200m(±3m) 3. Port Flash:10M/100M/1000M 4. POE:Mid-Span/End-Span/AT-4 pairs/POEvoltage test 5. Link Speed:10M/100M/