You can set the time it takes to start entering and the time interval for Key Repeat for when you continue to press a key on the touch panel display.
1.
Press 
→ [Preferences] → [Accessibility] → [Key Repetition Settings].
→ [Preferences] → [Accessibility] → [Key Repetition Settings].2.
Select [Standard], [Slightly Slow], or [Slow] → press [OK].