MC521 PRO Control Box
03.23.2017
1.800.7.ACCESS • www.stanleyaccess.com • Document # 204090 REV D 13
Copyright 2017 Stanley Access Technologies, LLC. All rights reserved. Reproduction
in whole or in part without the express written permission of Stanley is prohibited.
Tuning in the MC521 PRO Using the Controller Pushbuttons
1. To change the INDEX:
• Hold ENTER switch while pressing UP or DOWN to get to desired INDEX
2. To change a VALUE:
• Unlock the keypad by seng index 99 to value 00.
• Aer the desired INDEX is selected, release ENTER and within 2.5 seconds press UP or DOWN to get the
desired VALUE. (If the the UP or DOWN buttons are not pressed within 2.5 seconds of releasing
the ENTER buon, the display will change from the VALUE back to the STATUS.)
3. To display STATUS CODE:
• A few seconds aer the VALUE is selected, the display indicates the STATUS CODE
4. To show the INDEX and VALUE
• To show the INDEX, hold ENTER. Once ENTER is released the display will show the VALUE of that INDEX.
5. Read the descripons enrely before performing each step. Check the INDEX and VALUE aer each step.
6. To store changes in permanent memory:
• Cycling door open one me will store changes.
7. To lock keypad:
• Lock keypad by seng index 99 to value 01 or by turning power OFF and then ON.
8. To access the door cycle counter funcon:
a. Ensure that the keypad is locked by seng index 99 to 01.
b. Ensure that the index is set to any index but 99.
c. Press the up or down key to access the door cycle counter.
d. The display will show “dc” followed by four pairs of digits, followed by “dc”. For example, if the door count
was 12345678 cycles the door will display “dc” “12” “34” “56” “78” “dc.”
Step 17: Sensor Monitoring On displayed when
congured for monitored sensors.
Step 18: Output Control On displayed. See Aachment 9
for more informaon.