Notifier HS-NCM Installation Documentation page 14

LED Indicator LED Description
PWR Onboard +3.3V Power
PWR FAIL Onboard Power Tolerance
WDT Watchdog Status
DATA A Channel A Network Activity
DATA B Channel B Network Activity
LINK A Channel A Link
LINK B Channel B Link
NUPA TX NUPA Transmit
NUPA RX NUPA Receive
NUPB TX NUPB Transmit
NUPB RX NUPB Receive
USBA USBA Data Link
USBB USBB Data Link
10/100 Ethernet frames receive
10/100 Ethernet frames transmit
NFN A Network test LED
NFN B Network test LED
ACTIVE Program Status
PROGRAM Flash Programming
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LED Color
Green
Yellow
Yellow
Green
Green
Green
Green
Green
Green
Green
Green
Green
Green
Green
Green
Yellow
Yellow
Green
Yellow
Table 5 Diagnostic Indicator Functions and Colors
LED State
On steady when power is applied. If off, check the power
wiring or the NUP connection.
Normally Off. On steady when onboard power supply is out
of tolerance. Contact Customer Service for replacement.
Normally Off. On steady after any firmware upgrade that
requires a power cycle. Typically, kernal or boot upgrades
will result in a cycling of power. If remaining On following
any power cycle other than one caused by a firmware
upgrade, this indicates a watchdog failure. Contact
Customer Service for replacement.
Blinks On when data is received.
Blinks On when data is received.
On steady when link is established. If off when NFN is
connected, check NFN wire and/or fiber connections.
On steady when link is established. If off when NFN is
connected, check NFN wire and/or fiber connections.
Blinks On when data is transmitted. If not periodically
blinking, check the NUP cable for connection and integrity.
Blinks On when data is received. If not periodically blinking,
check the NUP cable for connection and integrity.
Blinks On when data is transmitted. If not periodically
blinking, check the NUP cable for connection and integrity.
Blinks On when data is received. If not periodically blinking,
check the NUP cable for connection and integrity.
On steady when USB data link is established. If
communication can not be established, check the USB wire
for connection and integrity.
On steady when USB data link is established. If
communication can not be established, check the USB wire
for connection and integrity.
Steady, Blinks when data is received.
Steady. Blinks when data is transmitted.
(Wire Only) Blinks On during communications failure. If On,
check NFN wiring integrity and Port Mode mismatch. Refer
to page 7 for Port Mode settings.
(Wire Only) Blinks On during communications failure. If On,
check NFN wiring integrity and Port Mode mismatch. Refer
to page 7 for Port Mode settings.
Blinks On when a program on the HS-NCM is operating
normally.
Blinks On during Flash programming. DO NOT REMOVE
POWER WHEN FLASH PROGRAMMING!
HS-NCM Installation Document — P/N 54014:B2 04/25/2014