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MICR PLUS, RS-232
8
LED INDICATORS
Table 3-1 describes the LED indicator conditions for check and card reading operations. The
LED indicator is located below the slot where the check is first inserted for reading. The
commands and all possible combinations of the LED indicator are listed in Section 4 under LE
Command.
Table 3-1. LED indicators
LED INDICATOR
DESCRIPTION
OFF Power
off
SOLID GREEN
Ready to read check or card
OFF
→
SOLID RED
Check or card read error
OFF
→
SOLID GREEN
Good read
SOLID GREEN
→
FLASH RED/GREEN
EMF noise detected*
FLASH GREEN
Needs initialization*
FLASH RED/GREEN
Data sensor blocked (motor does not run)*
FLASH RED
Motor sensor blocked (motor does not run)*
FLASH GREEN FAST
Monitor mode (factory use only)*
*Refer to “Appendix C. Troubleshooting Guide”
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