HDC-RH401/201/101 Users Guide
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8.21 [ F90 ] Displaying firmware version
・
Displaying by menu
Normal condition (OFF)
↓ SET key
“
-
” “
+
” key displaying firmware version
→ select F90
↓ SET key
Displaying firmware version (Ex: 1.00)
↓ SET key
After processing, 7-SEGMENT LED goes back to menu.