Robotics in Manufacturing

Controller & setup

Changing the FANUC Controller Date and Time

Corrects the clock on a FANUC R-30iB controller so logs, backups, and scheduled tasks carry accurate timestamps.

Basic~10 min7 steps

Open the Clock screen

On the pendant, press MENU, then 0 --NEXT--, then 6 SYSTEM, then F1 [TYPE], and pick Clock. The Clock screen is not under Config or Setup.

Note the current setting

Record the current date and time in case it needs to be restored.

Start the adjustment

Press F4 ADJUST to open the date and time fields for editing.

Enter the correct date

Type the correct date in the format the controller expects.

Enter the correct time

Type the correct time, checking whether the controller uses 24-hour format.

Save the change

Press F4 FINISH to apply the new date and time.

Caution: Expect a SYST-136 System Time was reset alarm after adjustment. That's normal on save.

Verify the change took effect

Check the status bar or Clock screen to confirm the new date and time are showing correctly.

Common questions

How long does this procedure take?
Changing the FANUC Controller Date and Time is rated Basic and takes about 10 minutes across 7 steps.
What tools do I need?
You will need Teach pendant.
What is the first step?
Open the Clock screen. On the pendant, press MENU, then 0 --NEXT--, then 6 SYSTEM, then F1 [TYPE], and pick Clock. The Clock screen is not under Config or Setup.

Attribution

Reviewed by Mike Ramsey as editor for this teach-pendant setup tip.

Last reviewed: 2026-07-21.

Edited by Mike Ramsey / Reliable Media.Editorial process

SourcesB-83284EN/09, Clock setup screen