Overview.................................................................................................. 73
7.1
7.2
Testing the Keypad.................................................................................. 74
7.3
Testing the Beeper .................................................................................. 74
7.4
7.5
7.6
Testing the USB Port ............................................................................... 77
7.7
7.8
7.9
Testing the SAMs .................................................................................... 80
7.10
7.11
7.12
7.13
7.14
SCV Verification....................................................................................... 85
7.15
Architecture ......................................................... 86
Overview.................................................................................................. 86
8.1
System Architecture................................................................................. 86
8.2
Host Connections .................................................................................... 87
8.3
8.4
8.4.1
8.4.2
8.4.3
8.5
Overview.................................................................................................. 92
9.1
Sponsor Key (KTK).................................................................................. 93
9.2
Terminal Based Keys............................................................................... 93
9.3
9.4
9.4.1
9.4.2
9.4.3
9.4.4
Security Options ...................................................................................... 95
9.5
9.5.1
9.5.2
9.5.3
9.5.4
9.5.5
9.5.6
9.5.7
9.5.8
9.5.9
Operating System .............................................................................................88
Digitizer .............................................................................................................90
Transmitting Data..............................................................................................90
Special Keys .....................................................................................................94
Master Keys ......................................................................................................94
Session Keys ....................................................................................................95
DUKPT Keys .....................................................................................................95
Prompt MACing.................................................................................................96
Code MACing....................................................................................................97
Visa PED Mode Option .....................................................................................98
Financial Key Option .........................................................................................99
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