Registration Jam; Transport Unit Jam - Ricoh FT7770 Service Manual

30 April, '89

Registration Jam

Check and replace the paper feed or registration sensors (short
condition).
Is fuse 102 (2A) on the sorter main board open circuit?
o Check the exit roller drive mechanism
o Check for paper curl
o Check for some blockage in the paper path
Replace the fuse.

Transport Unit Jam

1) Paper does not go into the fusing unit and a grinding noise
occurs.
Retighten the Allen screw of the fusing drive pulley.
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