CODE TYPES

Primary Code (Factory-set code, shown on page 2):

•Stored at the UP arrow position.

•Can be changed, but not deleted.

•Total access and programming control.

•Must be 4-12 positions in length.

•For greater security, use a longer code with multiple directions.

Backup Master Code:

•Visit masterlockvault.com and enter Vault® Product Code shown on page 2.

•Factory-set code, unique to this lock, cannot be changed or deleted.

•When entering your Backup Master Code, press and hold the Center Button. While continuing to press the Center Button, once the arrows fade, press the first position in the Code, and then release both buttons. Continue entering the rest of the code.

•Total access and programming control.

Guest Codes:

•Up to 3 Guest Codes can be set by Primary Code user or Backup Master Code user.

•No Guest Codes are factory-set.

•Can be stored at the RIGHT, DOWN or LEFT arrow positions.

•No programming control.

•Must be 4-12 positions in length.

•For greater security, use a longer code with multiple directions.

NOTE: To safeguard programming access for the Primary Code user, a Guest Code cannot match or start with the same sequence of the current Primary Code (i.e. if Primary Code is UP/DOWN/LEFT/ RIGHT, a Guest Code cannot exactly match or start with UP/DOWN/LEFT/RIGHT).

LOCK STATUS

The center button and arrows light to indicate lock status during operation and programming. See the LED Display Chart on page 7-8 or www.masterlock.com for additional information.

HOW TO OPEN

1.Enter a code by pressing the corresponding arrows. Do not pull on the shackle during code entry.

•All arrows light blue when any arrow is pressed. The center button lights blue during code entry. If the buttons do not light, or if the center button flashes yellow during code entry, the battery needs to be replaced.

•To clear the code entry at any time, press the center button. Re-enter the code from the beginning.

•After three consecutive incorrect code entry attempts, the lock times out and center button fades in and out red for one minute.

•When the proper code is entered, the center button lights green and the arrows light clockwise twice.

2.After the center button lights green, open the lock within 5 seconds or lock will relock.

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Master Lock 1500eD user manual Code Types, Lock Status HOW to Open
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1500eD specifications

The Master Lock 1500eD is a modern combination lock that seamlessly blends traditional security features with innovative technology. Designed for ease of use and robust security, the 1500eD provides consumers and businesses with a reliable method to safeguard their valuables.

One of the standout features of the Master Lock 1500eD is its flexible combination, which allows the user to set and reset their personal combination. This ensures that only the user has access to the locked items, as they can easily change the codes when necessary. The lock can accommodate up to 10,000 possible combinations, providing a high level of security against unauthorized access.

The 1500eD employs a sturdy construction that features a durable, weather-resistant body designed to withstand outdoor conditions. This makes it an ideal choice for both indoor and outdoor storage. In addition, the lock comes with a hardened steel shackle that deters cutting and sawing, further enhancing its security profile.

Another noteworthy characteristic of the Master Lock 1500eD is its ease of use. It features a large, rotating dial that is designed for smooth operation, allowing users to enter their combination quickly and efficiently. The lock’s design also incorporates a rubberized grip, preventing slipping when entering a combination, making it user-friendly in various conditions.

Technologically, the Master Lock 1500eD is equipped with a unique security feature called "Resettable Combination." This allows the user to change their access code whenever they feel it necessary, eliminating the need to purchase a new lock or remember multiple codes. The built-in combination changing mechanism is straightforward, enabling anyone to make modifications without specialized tools.

Safety features include a locking mechanism that is resistant to manipulation, ensuring that unauthorized attempts to open the lock will be thwarted. Additionally, the lock's design helps protect against weather-related issues such as rust or corrosion, making it suitable for long-term outdoor usage.

Overall, the Master Lock 1500eD stands out as a reliable and secure option for anyone looking for a combination lock that combines traditional security measures with modern convenience and technology. Its robust design, ease of use, and customizable features make it an ideal choice for securing a variety of belongings, from personal property to business assets. With the Master Lock 1500eD, users can feel confident knowing their valuables are well protected.
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