Appendix b - external power supply requirements – AML M2500 Decoder User Manual
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B - 1
APPENDIX B - EXTERNAL POWER SUPPLY
REQUIREMENTS
The MODEL 2500 can support both 12V and 5V LASERS (and CCD scanners).
The power source for the "LASER" connector on the front panel of the reader is
determined by a jumper located inside the enclosure.
When the jumper is set to the 12V or EXTERNAL position, 12V power is taken
directly from the external power supply. In this configuration an external 12V
regulated power supply MUST be connected to the reader.
When the jumper is set to the 5V or INTERNAL position, 5V power is supplied to
the laser interface.
The following table lists various configuration requirements:
INPUT
POWER
JUMPER
DEVICE
REQUIREMENT
POSITION
LASER
12V
EXTERNAL
LASER
5V
INTERNAL
C C D
5V
INTERNAL
NOTE: The reader is shipped from the factory with the jumper set to
the INTERNAL position. This will supply 5V to the laser.