Pnc001 Led Behavior; Power-Up Led Patterns - Emerson PACSystems RX3i User Manual

RSTI-EP PROFINET I/O Controller User Manual
GFK-2571R
2.8

PNC001 LED Behavior

2.8.1

Power-up LED Patterns

At power-up, the LEDs show the blink patterns described below. The LEDs also blink
diagnostic patterns for certain operating errors and for module identification. See Section
5:, Diagnostics for a description of those special blink patterns.
Step
1
1.1
1.2
2
3
4
Installation
Description
LED/Blink
pattern
All LEDs OFF Normal operation
ACTIVE LED Normal operation
solid green
(PNC001-Bxxx
only)
CONFIG LED Normal operation
solid green
(PNC001-Bxxx
only)
STATUS LED Normal operation
solid green
OK LED blinks Fatal Initialization or
Amber with Diagnostics Failure, Hardware
special blink Module Identity Information
code not available
OK, LAN, and Invalid firmware detected.
STATUS LEDs Module is waiting for firmware
blink green in update. Blink pattern continues
unison (1 Hz) during firmware update.
LAN and Normal operation
STATUS LED
solid green
(PNC001-Ax
only)
LAN LED solid Normal operation
green
LAN and Update of module firmware.
STATUS LED After the automatic update
blink green completes, the LEDs blink
(1 Hz) Amber and the module resets,
which restarts the power-up
process.
Figure 31: PNC001-Bxxx Front
View showing LEDs
Section 2
May 2021
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