User`s guide

Chapter 4: System Operation
The displayed fault code will continue to be displayed even after the fault is corrected or
additional faults are recorded. All displayed faults will be cleared from the display, and reset
to a no-fault condition, upon successfully enabling high power to the robot, or power cycling
the 24 V supply to the robot.
Figure 4-2. Status Panel
Table 4-2. Status Panel Codes
LED Status Code LED Status Code
OK No Fault H# High Temp Encoder (Joint #)
ON High Power ON Status hV High Voltage Bus Fault
MA Manual Mode I# Initialization Stage (Step #)
24 24 V Supply Fault M# Motor Stalled (Joint #)
A# Amp Fault (Joint #) NC PLC/Cobra ePLC not connected
B# IO Blox Fault (Address #) NV Non-Volatile Memory
AC AC Power Fault P# Power System Fault (Code #)
D# Duty Cycle Exceeded (Joint #) PR Processor Overloaded
E# Encoder Fault (Joint #) RC RSC Fault
Er Application Error, which needs
an acknowledgment from PLC
S# Safety System Fault (Code #)
ES E-Stop SE E-Stop Delay Fault
F# External Sensor Stop SW Watchdog Timeout
FM Firmware Mismatch T# Safety System Fault
(Code 10 + #)
FW IEEE 1394 Fault TR Teach Restrict Fault
h#
h# High Temp Amp (Joint #)
V# Hard Envelope Error (Joint #)
Adept Cobra ePLC600/800 Robot, User’s Guide, Rev A
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