EXFO LTB-8 Quick Reference Manual

Understanding the Other LEDs
Green, steady: The unit is on.

Green, slow blinking: The unit is Hibernation mode.

Green, rapid blinking: The unit is in Sleep mode.

Green: The unit is working properly and is ready.

Green, blinking: The initialization of the unit is underway.

Yellow: Non-critical hardware error detected.

Red: Critical hardware error detected.

Lit: Reading or writing operations are currently performed on the hard disk.
Removing Modules
Press to prepare the corresponding module
for safe removal.
1
OR
From ToolBox X, click the button.
2
C
AUTION
If your unit is on, wait until the status of the module
switches to "Safe to Remove" in ToolBox X, or the H/S LED
turns steady blue on the unit's front panel
Retaining screws
(can be used as handles to
Wait for the H/S LED to turn steady blue. safely pull the module out)
© 2016 EXFO Inc. All rights reserved.
Printed in Canada (2016-07)
P/N: 1069334 Version: 1.0.0.1

3 Turn the two retaining screws counterclockwise until they are loose
(do not remove them completely).
Hold the module by its sides or by the retaining screws (NOT by the
4
connectors) and pull it out.
Quick Reference Guide
Accessing Connectors and Ports
On/Off button
LEDs
Built-in display (for network /system
information)
Ethernet (RJ-45) management port for local access
(to connect a portable computer to the unit)
USB 3.0 host ports
Module slots
Module eject button
(one per module slot)
Module LEDs
For more information,
refer to the user guide.
LTB-8