DescriptionName
Shows the TRUNK input status:
• Green: 24V TRUNK input voltage (X1) > 21V
TRK LED
Shows the sleep status:
• Green: Unit placed in sleep state (Low power
mode)
SLP LED
Shows the external 24V input status:
• Green: 24V External 24V input (X20) > 21V
EXT LED
Shows the charge status:
• Green: Capacitors are fully charged.
• Red: Capacitors are not fully charged/dis-
charged. Warning sign to not unplug PDB.
• Off: Capacitors empty. Safe to unplug PDB.
UPS LED
Shows the 5V_PC status:
• Green (steady): 5V_PC is available.
PC LED
Processor board, DSQC1086
xx2300000440
DescriptionName
Shows the unit status:
• Red (steady): Default when power is available
• Red (flashing ~1Hz): Power on self-test ongoing / OS loading
• Green (flashing ~1Hz): Base Application loading and initializ-
ing
• Green (uneven flashing ~1Hz): Installation Utility Application
loaded and ready for recovery operation
• Green (steady): Application is ready and unit is operational
STAT
Status (Red/Green)
Shows the Signal exchange proxy status:
• Red (steady): Default when power is available
• Green (flashing ~1Hz): Application loaded and waiting for
communication with Base Application
• Green (steady): Signal exchange proxy is operational
If the LED does not turn steady green after 30-60 sec, the PWR LED
can be used to identify the following issues:
• No color: Power to module is missing
• Red (steady): Internal Error
• Green (pulsing ~1Hz): Communication error to Base Applica-
tion
Note
PWR LED will continue flashing until STAT LED is solid green.
PWR
Power (Red/Green)
Continues on next page
Product manual - OmniCore V250XT Type B 417
3HAC087112-001 Revision: A
© Copyright 2023-2023 ABB. All rights reserved.
7 Troubleshooting
7.3.11 Troubleshooting the main computer
Continued
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