Samsung DMS 2.5 Quick Reference Manual page 8

Once the "LOGIN" window opens, enter the default user name and
password:
• admin
• ac0530
NOTE: User name and password are case sensitive. Do not use
upper case letters when entering the factory login information.
Log In To DMS 2.5
If this is the first time logging into the DMS 2.5 you will be directed
to change the default password
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