Professional Harrison Lock Installation – Your #1 Choice in Delhi NCR

Hikvision 4K Dome Camera

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CP Plus 16CH NVR

Follow these steps to resolve the issue:

• 1Verify the lock’s power source (battery voltage or mains supply) and ensure it is within the specified range.
• 2Confirm the lock’s firmware is installed and up‑to‑date by checking the version in the device menu.
• 3Check that the lock’s mechanical housing is correctly seated and all mounting screws are tightened.
• 4Run the built‑in self‑diagnostic test via the lock’s keypad or mobile app to identify any sensor faults.
• 5If the lock still fails to engage, replace the battery or power module and retry the test.

Follow these steps to resolve the issue:

• 1Ensure the lock is within range of the Wi‑Fi router and that the router’s SSID and password are correctly entered during setup.
• 2Confirm that the router allows DHCP for new devices and that no MAC‑filtering is blocking the lock.
• 3Restart the lock’s Wi‑Fi module by toggling power or using the lock’s reset button (refer to the user manual).
• 4Update the mobile app to the latest version from the App Store or Google Play to avoid compatibility gaps.
• 5If the issue persists, remove the lock from the app and re‑add it using the QR‑code or manual entry method.

Follow these steps to resolve the issue:

• 1Check that the lock’s online status indicator (LED or app icon) shows ‘online’ before sending the unlock command.
• 2Verify the lock’s battery level; low battery can prevent remote operation even if local unlocking works.
• 3Ensure the firmware on the lock matches the version supported by the cloud service; update if necessary.
• 4Perform a factory reset on the lock and re‑pair it with the app to clear any corrupted pairing data.
• 5If the lock still does not unlock remotely, contact technical support with the lock’s serial number and error logs.

Follow these steps to resolve the issue:

• 1Synchronize the lock’s internal clock with the router’s NTP server to ensure correct timestamps.
• 2Verify continuous internet connectivity; intermittent connectivity can delay log uploads.
• 3Check the log storage capacity in the lock’s settings; clear old entries if the storage is full.
• 4Update the lock’s firmware to the latest release to resolve known logging bugs.
• 5If logs still fail to appear, request a log dump from the lock via the app and forward it to support for analysis.