ELECTRICAL COMPONENT DESCRIPTIONS
B435/B436 7-2 SM
1.2 ELECTRICAL COMPONENT DESCRIPTIONS
The index numbers refer to the electrical component layout on the reverse side of
the Point to Point index (Water proof paper).
Name Function Index No.
Motors
Cutter Drives the cutter (DC Reversible Motor). 59
Roll Feed
Drives all mechanical components except
the cutter unit (Dc Stepper Motor).
61
Magnetic Clutches
Roll Feed 1 Transmits the roll feed motor drive to the 1st
roll feed roller.
56
Roll Feed 2 Transmits the roll feed motor drive to the
2nd roll feed roller.
60
Switches
Right Cutter Detects whether or not the cutter is at the
right home position.
54
Left Cutter
Detects whether or not the cutter is at the
left home position.
57
Dehumidity Turns on the RF Dehumidity heaters when
not copying.
62
Sensors
Paper End 1 Detects when the roll runs out of paper. 51
Paper End 2 Detects when the roll runs out of paper. 50
Leading Edge Misfeed detector. Also detects the leading
edge of the paper, triggering the paper
length pulse count.
55
Door
Indicates “Door Open” on the operation
panel and disables the key operation.
58
Printed Circuit Board
RF Drive
Controls all roll feed unit functions
accordance with copier CPU.
49
Others
RF Dehumidity Heater 1 Removes humidity from the roll paper. 53
RF Dehumidity Heater 2 Removes humidity from the roll paper. 52