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Leds, Dh485 communications, Sts – status led – Red Lion CSMSTR LE/SX/GT User Manual

Page 7: Startup routine

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7

LEDS

STS – STATUS LED

The green Status LED provides information regarding the state of the Master,

as well as the rest of the system. This includes indication of the various stages
of the start-up routine (power-up), and any errors that may occur.

Startup Routine

Rapidly Flashing

INDICATION

Master is currently running the boot loader and/or
being flash upgraded by Crimson.

Steady

Master is operating properly.

CF LED

USER COMMUNICATION PORTS - TX/RX LEDS

ETHERNET LEDS

Error States

1 blink, pause, repeat

LED

One or more slave modules are missing from the
system. Master and installed modules will perform
normally in this state.

INDICATION

2 blinks, pause, repeat

Missing configuration, or configuration being
updated by Crimson.

3 blinks, pause, repeat

Quantity of module bases does not match
configuration file. Master will not communicate
with the modules until the error is corrected.

4 blinks, pause, repeat

Termination plug not installed, or one or more
bases are malfunctioning. Master will not
communicate with the modules until the plug is
reinstalled, and power is cycled.

No CompactFlash Card is present.

Off

Incorrectly formatted CompactFlash card present.

Unit is writing to the CompactFlash, either
because it is storing data, or because the PC
connected via the USB port has locked the drive.

1

Flashing Slowly

Flickering

CompactFlash card is being checked.

Flashing Rapidly

Valid CompactFlash card is present.

Steady

INDICATION

LED

1. Do not turn off power to the unit while this light is flickering. The unit writes

data in two minute intervals. Later Microsoft operating systems will not lock
the drive unless they need to write data; Windows 98 may lock the drive any
time it is mounted, thereby interfering with logging. Refer to “Mounting the
CompactFlash” in the Crimson 2.0 User Manual.

Transmitting

GREEN

Receiving

RED

INDICATION

LED

Note: LEDs are not available on the Programming Port: RS232/PG.

Link Established

YELLOW (Solid)

100 BASE-TX Communications

AMBER

10 BASE-T Communications

GREEN

Network Activity

YELLOW (Flashing)

INDICATION

LED

DH485 COMMUNICATIONS

The Master’s RS422/485 COMMS port can also be used for Allen Bradley

DH485 communications.
WARNING: DO NOT use a standard DH485 cable to connect this port to Allen

Bradley equipment. A cable and wiring diagram are available from Red Lion.