HYOSUNG NH-1800CE Operator's Manual page 157

NH-1800CE 5. Operator Function
5.9.1.5 ENTER MASTER KEY
The ENTER MASTER KEY function is used to enter Master Key or Mac Master.
.The authorized people by bank or DP will enter the Key(s) with this menu.
Accessing the SELECT MASTER KEY
1) Select the 'HOST SETUP' in the OPERATOR FUNCTION menu.
2) Select the 'KEY MANAGEMENT' in the HOST SETUP menu.
3) Select the 'EDIT KEY' in the KEY MANAGEMENT menu.
4) Select the key which you want to enter in the EDIT KEY menu.
A. HOW TO EDIT MASTER KEY or MAC MASTER KEY
1) Press ENTRY button
2) Enter the MASTER KEY PART A.
3) Check the key check value of MASTER KEY PART A. If key check value is correct, press IMPORT
button. Otherwise press ENTRY button to enter MASTER KEY PART A again.
4) After importing MASTER KEY PART A, press ENTRY button to enter MASTER KEY PART B.
5) Enter the MASTER KEY PART B.
6) Check the key check value of MASTER KEY PART B. If key check value is correct, press IMPORT
button. Otherwise press ENTRY button to enter MASTER KEY PART B again.
7) After importing MASTER KEY PART B, the CHECK SUM of MASTER KEY will be displayed.
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