Ricoh FT7770 Service Manual page 519

30 April, '89
4. Remove the control board [A] (4 screws, 2P connector) and the base
plate [B] (2 screws, 4 lock tabs).
5. Replace the
lower transport roller [C] (3 E-rings, 2 bushes, 1 gear).
6. Reassemble.
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