How to test LEDs and Buzzer on a contactless (Vivo) reader?

Owned by Tzuling Lin
Last updated: Oct 19, 2018 by IT-ADMIN G (Deactivated)
1 min read

please run the following commands 

  1. enable passthrough mode command (2c-01) with data 01
  2. LED control command (0a-02) with data FF01
  3. Are the 4 LEDs on? if not, the LED(s) is(are) broken 
  4. Buzzer control command (0b-01) with data 03
  5. Are your hearing 3 short beeps? if not, the buzzer is broken.
  6. disable passthrough mode command (2c-01) with data 00