Control System Fault Codes
Diagnostics Section
©Vertical Express
3-42
Printed in USA April 2020
This manual shows only the parameters that have an operational relevance to the ICON32. The UIT may have
additional parameters available, which should not effect the controller operation.
1851
Hardware watchdog has occurred.
Possible Cause:
• Noise issue.
Possible Solution:
• Check grounding to the IOF Card.
1852
Power loss interrupt failed (should never happen).
Possible Cause:
• A hardware or software problem.
1853
Invalid MAC Address - The Ethernet port is disabled.
Possible Cause:
• Manufacturing did not properly set the MAC address.
Possible Solution:
• Replace the CPUC Card.
1854
LU/LD stuck error.
• Magnet placement.
• Noise on Car CAN.
• Car CAN loading.
• Failed TSM Card.
1857
Software error - The system attempted to validate an I/O
prior to the I/O database being initialized (should never hap-
pen).
—
1858
Gate contact did not close.
—
1859
Discrete SPI HW failure - A CPU/IOF hardware failure.
• Check F1 on the IOF Card.
• Reload generic and job software.
• Replace the IOF Card.
1860
Inspection node offline.
• DPIA communication issue.
1861
The power-on self test failed.
—
1862
An invalid generic software version - The software version
does not match the job number. The car is shutdown until the
valid generic software is installed.
—
1865
A job file image is missing.
• Reload generic and job software.
1866
Flash job file image is corrupted.
• Reload generic and job software.
1867
The battery-backed RAM job file is corrupt.
• Reload generic and job software.
1868
DZ1 is stuck active during a run.
• Check the selector.
1869
DZ2 is stuck active during a run.
• Check the selector.
1870
Stuck car call detected.
—
1878
Stuck hall call button detected.
—
1920
Safety processor configuration invalid - At power-up, the CPU
Card detects an invalid IOF Card configuration.
• Use the SPC Command.
1921
Safety processor not online - At power-up, CPU did not
detect IOF Card safety processor communicating over car
CANbus.
• Communication disruption of the Car CAN Channel.
• A defective CPU.
• A defective IOF Card.
1922
NTSD processor not online.
• Communication disruption of the Car CAN Channel.
• A defective IOF Card.
1925
SP I/O mismatch with CPU.
—
1926
NP I/O mismatch with CPU.
—
1955
LULDM has detected an illegal state based on LUO and LDO
outputs.
Possible Causes:
• LD Relays are Bad.
• Wiring Issue: LUO, LDO, or LULDM I/O Circuits.
Possible Solutions:
• Reset through Inspection Operation.
3001
A call was lost because a car went out of service.
—
3003
The emergency phone detected failure of the phone line.
—
Code
Description
(cont.)
Possible Causes/Solutions
(cont.)
Содержание ICON 32
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