Changes
== FITPC4ERR001: Power LED ==
* '''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
== 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
* '''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:
#Time and date will be reset.
#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 ('''support@fit-pc.com +972-4-8290134''') to address the issue.
* '''Fix''': fit-pc4 serials 1180118-00301 and later manufactured with compatible polarity RTC battery-on-wires.
* '''Reference''': [[Fit-PC4 RTC Battery Erratum]]
[[category:fit-PC4]]
[[category:errata notes]]
