Samsung NX-308 - Manual (Page 91)

Use this MMC to change the passcode allowing access to MMC 20 'Open Programming'.
NOTE: The passcode is four digits long. A digit may be 0 to 9.
The current (old) passcode is required for this MMC.
NOTE: Press [HOLD] to reset passcode to default value '1234'.
PROCEDURE LCD DISPLAY
1. Press [TRANSFER] and dial 21
2. Enter new passcode via KEYPAD(maximum four digits)
To change customer passcode, first enable the customer
program To change technician passcode, you first
enable your technician program
3. Display shows
Enter new passcode via KEYPAD
4. If reentered passcode is valid, display will show
"SUCCESS"
OR
If invalid, display will show "ERROR"
5. Press [TRANSFER] to save and exit
DEFAULT DATA
Customer passcode : 1234
Technician passcode : 4321
RELATED MMC
MMC 20 OPEN PROGRAMMING
NX-SERIES HYBRID KEY SYSTEM PROGRAMMING SECTION
MMC 21 CHANGE PASSCODE