User guide
Ready light
state
Description
Solid red The receiver has power, but either it isn’t communicating with the computer or no
class is started.
Solid green The receiver is receiving power and communicating successfully with SMART
Response software.
Troubleshooting the receiver
C C A U T I O N
Do not open the receiver or the clicker units to attempt repairs. Refer all service inquiries to
authorized SMART service personnel.
Resetting the receiver
If your SMART Response system behaves erratically (possibly because of a static discharge or
power fade), you might be able to restore normal operation by resetting the receiver.
Reset the receiver completely by disconnecting and then reconnecting the USB cable.
Interpreting the receiver indicator lights
If you experience a problem with your receiver, you can use its indicator lights to troubleshoot it.
Ready light Transmit
light
Receive
light
Receiver state
Red, green,
yellow
Green Green The receiver is starting up. Lights flash in sequence.
Flashing
green
Off Off The receiver is scanning radio channels.
Flashing
green
Any state Any state The receiver is accepting commands from the
computer.
Green Constant
flashing
Flashes
when it
receives data
from a clicker
Receiver has power and is communicating with the
computer, but it isn’t receiving commands.
C H A P T E R 5
Maintaining your SMART Responsesystem
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