3
1. Specifications
850/1300/1310/1490/1550/1625nm
2.Buttons Description
1. : On / off key, when in power-on, short press switch to auto-off function ;long press about 3s off.
When the top right corner of LED show ,The instrument will automatically shut down for about 10
minus in the state of no key operation.
2. SCAN, Start OTDR module to test the fiber. Press about 6s, enter auto cycle test, press exit again.
3. ▲-View the previous measurement or choose previous option
4. ▼-View the next measurement or choose next option
5. ◄--View a measurement to the left or select an option to the left
6. ►-View a measurement to the right or select an option to the right
7. ENT select the confirm button or deselect
8. VFL light shows starting work