User's Manual

PIN Pad 791 Programmer’s Manual (PCI POS-A) UDN PM0103-U Rev. 06
Section 11 – ICC / SAM / Magnetic stripe card manipulating messages 2015-04-20
Page273
Uniform Industrial Corp. Proprietary and Confidential Total 342 pages
Message I14 SAM slot Card Deactivate
Format: <STX>I14<ETX>[LRC]
Message length: Fixed 6 bytes.
Usage: Upon receiving the card deactivate packet, PP791 sets the active smart card to the
deactivate state. If the operation is successful, PP791 replies same packet to confirm.
Otherwise, message I0F with the error code is used instead.
Message element:
Field Length Value and description
<STX> 1 <02>
I14 3 Message ID
<ETX> 1 <03>
[LRC] 1 Checksum
Message flow:
HOST Direction PP791
Message I14


<ACK> (Good LRC)
<NAK> (Bad LRC)
<EOT> (after 3 NAKs)

Deactivate smart card.
Message I14 (success)
Message I0F (fail)
<ACK> (Good LRC)
<NAK> (Bad LRC)
<EOT> (after 3 NAKs)
