Fit-PC4 Errata Notes

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  • Date: 28-Apr-2014
  • Symptom: Power (Logo) LED enabled at all power states (S0, S3, S4 and S5), even during SW shut down
  • Applies to revision(s): 1.0 to 1.1
  • Cause: Incorrect LED connection
  • Workaround: Ignore logo LED indications
  • Fix: Fixed in revision 1.2

FITPC4ERR002: Memory organization

  • Date: 22-Jul-2014
  • Symptom: When single memory module installed on inner slot (P6) it may cause the system not to pass memory initialization
  • Applies to revision(s): 1.0 to 1.1
  • Cause: Incorrect SIM slot pin routing
  • Workaround: In case single SO-DIMM to be used, it should populate the slot closer to PCB edge (P7)
  • Fix: Populate the slot closer to PCB edge (P7)

FITPC4ERR003: RTC Battery

  • Date: 11-Feb-2018
  • Symptom: fit-PC4 circuit of RTC battery-on-a-wire has reversed polarity. fit-PC4 that is disconnected from power will exhibit the following behavior:
  1. Time and date will be reset.
  2. Customized BIOS settings will be reset to default.
  • Applies to Serial(s): 1170622-21561 to 1180118-00301
  • Cause: RTC battery-on-wire with incompatible polarity installed in the fit-pc4.
  • Workaround: The problem can be addressed by replacing the RTC battery with a battery having compatible polarity to fit-PC4.
    • Please contact Compulab fit-PC technical support ( +972-4-8290134) to address the issue.
  • Fix: fit-pc4 serials 1180118-00301 and later manufactured with compatible polarity RTC battery-on-wires.