Command Description - Newland NL-PP60 User Manual

0x53 KEY Saving Error
0x65 Mode Error or can not find corresponding Authentication Key
0x76 Keyboard Input Timeout
0x92 Hardware DES Error
0xe2 Wrong PSW
0xe3 KSN does not exist or is not the initial value; cannot download DUKPT initial
KEY
0xff Exceptions

4.6.2 Command Description

Before installing Master KEY, Fixed KEY, DUKPT initial KEY, subdirectory authentication
must be done. Before using this command, random number command must be retrieved, and
then use the result to encrypt the subdirectory's authentication KEY, then the result becomes
the Authentication Code.
When PINPAD received the command, it firstly use this data for external authentication, if
successful it will install (or update) the KEY designated in the command. The installation of
Authentication KEY does not require authentication; Directly enter KEY components to
install authentication key; once it is installed, no change is allowed. Without authentication
key installed, related sensitive service services are not available.
Related command order is shown as below:
Download Master key / Fixed
encryption
Key
The screen for manually input three Key components are shown below:：
Enter PSW1：
Directory Selection
Random Number
Key/DUKPT initial
Input PSW1：
Download Authentication Key