Before you start
Check these first.
- Use stable power and approved cables
- Keep the unit in normal classroom conditions
- Record the exact state and timestamp
Step-by-step
- 01
Check
Choose a secure position with representative room air circulation.
- 02
Confirm
Avoid direct sun, open windows, fans, cleaning sprays and immediate breathing zones.
- 03
Verify
Keep the 3.5-inch display visible without distracting students or obstructing lessons.
What success looks like
