3M 6204, Руководство пользователя

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Appendix B
Appendix B Appendix B
Appendix B –
– –
– Error Handling
Error Handling Error Handling
Error Handling
3M Toll RFID Reader 6204
3M Toll RFID Reader 6204 3M Toll RFID Reader 6204
3M Toll RFID Reader 6204 User’s Guide
User’s Guide User’s Guide
User’s Guide
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Major Major Major Major Error Error Error Error Event Event Event Event Description Description Description Description Corrective Action Corrective Action Corrective Action Corrective Action
MDM_ICM_ERROR event.error.
communication An inter-core message
response on the modem
has an error. Contact 3M support.
MDM_ICM_TIMEOUT event.error.
communication An inter-core message
response on the modem
has timed out. Contact 3M support.
MDM_INVALID_RX_
COMB_LENGTH event.error.sw Invalid receiver filter length
is detected. Contact 3M support.
MDM_INVALID_RX_
Q_CHANNEL_COEFS event.error.sw Invalid receiver filter
coefficient is detected. Contact 3M support.
MDM_IPRC_CRC_
ERROR event.error.
communication Modem has received
communication from main
processor which fails CRC
check. May see at boot up,
since processors may come
up (and start sending
messages) at slightly
different times. Contact 3M support.
MDM_IPRC_
OVERFLOW event.error.
communication Modem communication
buffer that receives data
from the main processor
has overflowed and data
has been lost. Contact 3M support.
MDM_IPRC_TRY_
AGAIN event.error.
communication Modem communication
buffer that receives data
from the main processor
has no full message yet. Contact 3M support.
MDM_L1_TX_PACKET
_TIMEOUT event.error.
communication Lowest level physical layer
transmit process timed out. Contact 3M support.
MDM_LOW_VOLTAGE
_FAULT event.error.
environmental Low voltage on digital
portion of modem. Verify correct operational voltage is
being supplied to reader. Verify power
supply voltages meet 3M specifications.
If condition persists, contact 3M support.
MDM_MINIMUM_
GAIN_LIMIT event.error.sw Receiver gain limit is
exceeded. Contact 3M support.
MDM_PHY_ENCODER
_TIMEOUT event.error.hw The modem transmitter has
failed to complete a
transmission. If condition persists, contact 3M support.
MDM_PPI_DEVICE_
FAILURE event.error.hw The PPI interface has
generated an error. Contact 3M support.
MDM_RESET_
COMPLETE_MDM_
DOWN event.error.hw The main processor has
reset the modem, but has
been unable to
communicate with it. Perform reader reboot. If condition
persists, contact 3M support.