1. Uvod
This manual provides comprehensive instructions for the installation, programming, operation, and maintenance of your Avisontek 877MAX Universal Garage Door Opener Keypad. Please read these instructions carefully before use to ensure proper functionality and safety.

Image 1: Avisontek 877MAX Universal Garage Door Opener Keypad with cover open.
2. Kompatibilnost
The Avisontek 877MAX Keypad is designed for wide compatibility with various garage door opener systems. It is compatible with LiftMaster, Chamberlain, and Sears Craftsman garage door openers manufactured from 1993 to the present.
Važne napomene o kompatibilnosti:
- Compatible with garage door openers featuring a Purple, Yellow, Red, Orange, or Green color Learn Button.
- Replaces models such as 877MAX, 878MAX, 877LM, 377LM, 977LM, and 66LM.
- Not compatible with Dip Switch Opener systems.

Image 2: Visual guide to compatible garage door opener brands (LiftMaster, Chamberlain, Sears Craftsman) and learn button colors (Yellow, Purple, Green, Orange, Red) with associated manufacturing years.
3. Karakteristike
The Avisontek 877MAX Keypad offers a range of features designed for convenience, security, and durability:
- Poboljšana sigurnost: Utilizes Rolling Code Technology (Security 2.0+) for superior anti-theft protection.
- Bežična instalacija: Effortless setup without the need for complex wiring.
- Produženi vijek trajanja baterije: Powered by a high-capacity 9V Alkaline battery for long-lasting operation.
- Kućište otporno na vremenske uslove: Durable construction designed to withstand various weather conditions, including sun, snow, and rain.
- Funkcije prilagođene korisniku: Includes a temporary password feature for guests and a built-in night light for visibility in low-light conditions.
- FCC certificiran: Ensures reliable performance and quality assurance.
- Wide Control Range: Operates effectively up to 164 feet from the garage door opener.
4. Postavljanje i instalacija
Follow these steps to install and program your Avisontek 877MAX Keypad.
4.1. Instalacija baterije
The keypad requires one 9V Alkaline battery (included). To install:
- Open the battery compartment cover on the back of the keypad.
- Umetnite 9V bateriju, pazeći na ispravan polaritet.
- Čvrsto zatvorite poklopac odeljka za baterije.

Image 3: The keypad with a 9V battery, highlighting its extended battery life.
4.2. Locating the Learn Button
Before programming, locate the Learn button on your garage door opener. The location and color of this button may vary depending on your opener model. Refer to your garage door opener's manual if needed.

Slika 4: Primjeramples of garage door opener Learn button locations and colors.
4.3. Programming Initial PIN
Follow these steps to program your personal identification number (PIN) and sync the keypad with your garage door opener:
- Korak 1: Pritisnite i držite * i # buttons simultaneously until the keypad's light begins to blink.
- Korak 2: Enter your desired 4-digit PIN, then press the # dugme.
- Korak 3: Pritisnite i otpustite ENTER button the number of times that corresponds with your garage door opener type:
- 1 time for Security+ 2.0 (Yellow Learn button)
- 2 times for 315 MHz Security+ (Purple Learn button)
- 3 times for 390 MHz Security+ (Red/Orange/Green Learn button)
- Korak 4: Za izlazak iz moda programiranja pritisnite 0 dugme.
- Korak 5: Pritisnite i otpustite Naučite button on your garage door opener. The Learn LED will light. You have 30 seconds to complete the next step.
- Korak 6: Enter the 4-digit PIN you programmed in Step 2, then press and release the ENTER button. The garage door opener light will flash or click twice, indicating successful programming.
- Korak 7: To test, press the ENTER button. The garage door will activate.
To program the keypad to more than one garage door opener, repeat the steps above using a new PIN for each additional opener.
Napomena: To test operation, enter the PIN then press the ENTER button. The door opener will activate. The keypad will remain active for 20 seconds; during this time, pressing the ENTER button can be used to stop, start, or reverse the door.
4.4. Montaža tastature
The keypad is designed for wireless installation. Choose a convenient location outside your garage, ensuring it is within the 164ft control range of your garage door opener. Use the provided mounting hardware to secure the keypad to a flat surface.
5. Uputstvo za upotrebu
Once programmed, operating your garage door with the Avisontek 877MAX Keypad is straightforward:
- Otvaranje/Zatvaranje garažnih vrata: Enter your programmed 4-digit PIN, then press the ENTER button. The garage door will activate.
- Temporary Password Function: For guests or temporary access, you can set a temporary password. Refer to the keypad's internal instructions (under the cover) for detailed steps on setting and managing temporary passwords.
- Funkcija noćnog svjetla: The keypad features a built-in night light for easy visibility and operation in the dark. This light activates automatically when buttons are pressed.
6. Održavanje
To ensure optimal performance and longevity of your Avisontek 877MAX Keypad, follow these maintenance guidelines:
- Zamjena baterije: When the keypad's backlight dims or it becomes unresponsive, it's time to replace the 9V Alkaline battery. Follow the battery installation steps in Section 4.1.
- čišćenje: Wipe the keypad with a soft, damp cloth. Avoid using abrasive cleaners or solvents, as these can damage the surface.
- Zaštita životne sredine: The keypad is weatherproof, but extreme conditions can still affect battery life. Ensure the cover is properly closed to protect internal components.
7. Otkrivanje problema
If you encounter issues with your Avisontek 877MAX Keypad, consider the following:
- Tastatura ne reaguje: Provjerite bateriju. Zamijenite je ako je potrebno.
- Garage door not activating: Ensure the keypad is within range of the garage door opener. Re-verify programming steps (Section 4.3). Confirm your garage door opener has a compatible Learn button color.
- Netačan unos PIN-a: Ensure you are entering the correct 4-digit PIN. The keypad will not activate if an incorrect PIN is entered.
- smetnje: Other wireless devices or strong radio signals might cause temporary interference. Try operating the keypad from a slightly different position.
Ako problemi potraju, obratite se korisničkoj podršci za pomoć.
8. Specifikacije
Below are the technical specifications for the Avisontek 877MAX Universal Garage Door Opener Keypad:

Image 5: Detailed product specifications for the Avisontek 877MAX Keypad.
| Parametar | Vrijednost |
|---|---|
| Model | 877MAX / 878MAX |
| Working Range | 164 stopa |
| Working Voltage | DC 9V |
| Frekvencija | 310/315/390 MHz |
| Kanal | 5 |
| Model baterije | 9V 6F22 (Alkaline) |
| Materijal školjke | ABS |
| Veličina proizvoda | 7.4 x 2.87 x 1.34 inches (approx. 11.8*2.51*1.1 inches from image) |
| Težina proizvoda | 5.3 ounces (approx. 0.33 lbs from image) |
| Boja | Bijelo |
| Tip koda | Security 2.0+ Rolling Code |
| Kompatibilni uređaji | 1993-Present LiftMaster, Chamberlain, Sears Craftsman Garage Door Openers |
9. Garancija i podrška
Avisontek provides a 3 godine garancije for the 877MAX Universal Garage Door Opener Keypad, including no-condition return or exchange. We are committed to ensuring your satisfaction with our product.
For any queries, technical assistance, or warranty claims, please contact Avisontek customer support. We aim to respond to all inquiries within 24 hours.

Image 6: Avisontek customer support and warranty information.