How to Distinguish My Laser Module Type

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NEJE laser modules can be divided into three types:

  1. Analog type
  2. Digital type
  3. New digital type
How to distinguish them?   by power them up
For analog type:
  1.  fan will allways on
  2. with no red led on inside control board
For digital type:
  1. fan will turn on for 2 seconds when you power up your laser module.
  2. red led will blink 7 times when powerd up your laser module.
  3. fan will turn off when laser temperature is <37.
  4. red led will breath when laser module is idle.
  5. red led will on constantly when laser module is at working.
For new digital type:
  1. fan will turn on for 1 seconds when you power up your laser module
  2. red led will blink 7 times when powerd up your laser module, then off
  3. red led will ON when input pwm/ttl try turn on laser
  4. red led will OFF when laser module is idle
  5. fan will turn off when laser temperature is <37
  6. fan will turn on when input pwm/ttl try turn on laser
  7. fan will turn on at full power when laser temperature is >40