Samsung SyncMaster 400CX User Manual page 68

You can change the Safety Screen Type.
1. Scroll
2. Bar
3. Eraser
Period
MENU → → → → ENTER → [Setup] → → → → → → → → ENTER → [Safety
Screen] → → ENTER → [Timer] → → → ENTER → [Period] → , → ENTER
Use this function to set the execution period for each mode set in the timer.
Time
MENU → → → → ENTER → [Setup] → → → → → → → → ENTER → [Safety
Screen] → → ENTER → [Timer] → → → → ENTER → [Time] → , → ENTER
Within the set period of time specify a time for execution.
• Mode-Scroll : 1~5 sec
• Mode-Bar, Eraser : 10~50 sec
Scroll
MENU → → → → ENTER → [Setup] → → → → → → → → ENTER → [Safety
Screen] → → → ENTER → [Scroll]
Adjusting the LCD Display