How to Fix ELK Keypad Time Not Updating Correctly
- Controller time source drift
- Sync broadcast failure
- DST config mismatch
Problem Description
When your Elk Products ELK Keypad Clock Sync isn't working as expected, it usually traces back to one of a small number of causes — this guide covers them in order, starting with the most likely.
Symptoms
- Wrong keypad time
- Different time across keypads
- Time resets after reboot
Recognize these? Here's what usually causes it.
Common Causes
- Controller time source drift
- Sync broadcast failure
- DST config mismatch
Most fixes happen in the first 3 steps.
Do not troubleshoot timed events until panel and keypad clocks are aligned.
Tools & Requirements
Step-by-Step Solution
Audit panel clock settings
Check timezone and daylight settings at controller level.
Resync keypad devices
Push updated time to all keypads and confirm refresh.
Recheck after restart
Validate time remains correct after reboot cycle.
Quick Solutions
Still having issues? This is usually the deeper cause below.
If the keypad rejects valid codes, a lockout timer may be running — five failed entries locks most keypads silently for 5–10 minutes.
Consistent clock settings are critical for schedule-dependent security logic.
Most smart lock failures people label as hardware issues turn out to be a code wiped during a sync, or a setting reset nobody remembers triggering.
- Controller time source drift
- Sync broadcast failure
- DST config mismatch
Before you go — try one of these (they fix most cases).
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Need More Help? Elk Products Support
Note: The contact information below connects you directly to Elk Products's official customer support team, not Trunetto. They can help with warranty claims, device replacements, and advanced technical issues.




