The color of head 1 or head 2 comes out completely as shown in the picture.

Step	Confirmation points and methods	Page	YES	NO
1	Check the Head FFC Assy connection Check the connection status of the following connection points for foreign material, and then reconnect. CH83 DRV-H Board: CN5 CN202 Head (B to B connector): CN4, CN4　 Does the product recover from the failure?	Head FFC Assy	End	Escalate to person in charge

Step

Confirmation points and methods

Page

YES

Check the Head FFC Assy connection

Check the connection status of the following connection points for foreign material, and then reconnect.
- CH83 DRV-H Board: CN5 CN202
- Head (B to B connector): CN4, CN4

Does the product recover from the failure?

End

Escalate to person in charge

# The color of head 1 or head 2 comes out completely as shown in the picture.