Ricoh B089 - Page 613

500-Sheet
Finisher
G302/B442
OVERALL MACHINE INFORMATION
SM 18-13 G302/B442
Symbols Name Function Index No.
Motors
M1 Main Drives all the rollers 6
M2 Jogger Drives the jogger fence 9
M3 Output Tray Drives the tray up and down 12
M4 Stapler Drives the stapler 16
Sensors
S1 Entrance Detects paper at the entrance 3
S2 Exit Detects paper at the exit 15
S3 Stack height Detects the top of the paper stack 13
S4 Lever Detects the position of stack height lever 14
S5
Jogger home
position
Detects the position of the jogger fence
2
S6 Top cover Detects if the top cover is open 1
S7
Tray upper limit Detects when the tray is lifted to the upper
limit
11
S8
Stack near-limit Detects when the tray is at its lowest limit
(almost full)
10
Solenoids
SOL1 Exit unit gear Moves the paper exit unit up and down 7
SOL2 Paddle roller Switches paddle roller rotation on and off. 5
SOL3
Stack height
lever
Moves the stack height lever into contact
with the top of the stack.
8
PCBs
PCB1 Main control Controls all finisher functions 4
Switches
SW1 Paper exit unit Switches DC for the stapler unit on and off. 18
SW2 Staple unit cover Cuts DC when staple unit cover is open.
17