Real Time Clock (RTC) Battery ran down.
Remote troubleshooting (call agent) 1. The call agent asks the customer to go to the Support Menu by pressing the Power key continuously for 15 seconds. 2. Go to the Diagnostics Menu and select RTC Battery Status to check whether the RTC Battery has actually expired, see 2.11 RTC battery status. 3. If yes, the call agent should arrange a service engineer visit to replace the RTC battery by replacing the Main PCA, see Main PCA. • Main PCA Basic: CQ891-67003 • Main PCA Pro: CQ890-67023
Onsite troubleshooting and solution (service engineer) 1. Replace the Main PCA, see Main PCA. 2. Switch on the printer and go to Extended Support Menu. Select RTC Battery Expired option from the Reset Menu in order to reset the RTC battery expired flag. 3. Go back and select Set Date and Time from the Service Menu. Set the correct date and time.