Error Code 400D800
Error Code: 400D800
Result: CS41A and CS41B dark detection during initializing or dispense reserved operation
Solution:
1. Check 4 cassette specifications for CDU version
2. Remove the ramining notes and foreign objects at the position of the CS41A and CS41B sensors
3. Check if 3 cassette FM B/D CN2 and 4 cassette FM B/D CN1 are connected
4. Check settings of 4 cassette