IN19856
- 46 -
Rev 2
26.2.
One LED is Red
1.
Solid Red
NS LED
indicates a
duplicate
IP address has been detected. The ITV displaying the red
NS LED has the same IP address as another device on the network.
2.
Solid Red
MS LED
indicates an
unrecoverable error
. Power cycle the ITV.
3.
If the problem persists, contact SMC Technical Support.
26.3.
Possible Cause: Power LED is Green and NS and/or MS LEDs are
flashing Red
1.
Flashing Red
NS LED
indicates loss of communication with the master device. Check the LED on top
of the ITV (Bus Connector LED).
1.1.
If the
Bus Connector LED is OFF
, the physical connection with the master device has been lost.
Verify the communication cable connections. Verify that the master device is operating.
1.2.
If the
Bus Connector LED is GREEN
, the physical connection is operational. The master device
has stopped responding to the ITV. Verify the state of the master device.
2.
Flashing Red
MS LED
indicates a recoverable error.
3.
If the problem persists, contact SMC Technical Support.
26.4.
Possible Cause: Power LED is Red
1.
A solid Red
MS LED
indicates a low voltage condition. The voltage is high enough for the ITV to
power up but may not be high enough for the ITV to operate properly. Verify the ITV power is
within specification.
26.5.
Problem: Unable to Communicate with ITV
Symptom: LEDs are Green
ITV does not respond to commands. Power LED is green, NS flashing green, the LED on top of the
ITV for the incoming signal is green
Possible Cause: Incorrect IP address
1.
Verify that the master device is using the correct IP address for the ITV.
2.
If the ITV IP Address is unknown, use the procedure to attempt to determine the IP address of
the ITV. Use that IP address to communicate with the ITV.
3.
If the problem persists, contact SMC Technical Support for assistance
Symptom: NS LED OFF 1+ Minutes After Power Cycle
ITV does not respond to commands. Power LED is green, NS OFF 1+ minutes after power cycle, LED
on top of the ITV for the incoming signal is green
Possible Cause: ITV is in DHCP Mode
1.
Verify the ITV is in DHCP mode. Power cycle the ITV. Just after the power cycle, verify NS LED is
flashing green. If the
NS LED
turns
off
after about one minute, the ITV is in
DHCP
mode. Follow
the instructions in to connect to the ITV.
2.
If the problem persists, contact SMC Technical Support for assistance
Symptom: Power is green; LED on top of the ITV for the incoming signal is off.
Note: It is
normal
for a connector LED to be
OFF
if there is no physical connection to another
device.
