Ricoh SP 8400DN Field Service Manual page 1933

Stapleless stapler unit (Finisher SR3210 only)
No. Description
1 Paper guide drive motor
2 Paper guide HP sensor
3 Stapleless stapler transfer motor
4 Stapleless stapler HP sensor
5 Stapler transfer motor
Booklet Finisher SR3220 / Finisher SR3210 (D3B9/D3B8)
No. Description
6 Stapler transfer motor
7 Stapler HP sensor
8 Stapleless Stapler drive motor
97