Ricoh JP735 Service Manual download pdf (Page 116)

MECHANISM OVERVIEW

C252 6-4 SM

Sensors

No. Component Function

3 Cutter HP Sensor Detects when the cutter is at the home position.

8 Master Set Cover Sensor Checks if the master set cover is properly set.

Master End Sensor

Detects when the master making unit runs out of

master roll.

10 Registration Sensor Detects paper approaching the registration roller.

Document Sensor

Detects the leading edge of the original to

determine when to turn off the scanner motor.

Checks for original misfeeds.

Pressure Plate HP Sensor

Detects when the pressure plate is at the home

position.

Pressure Plate Limit Sensor

Detects when the pressure plate is in the lowest

position.

18 Master Eject Sensor Detects used master misfeeds.

19 Drum Master Sensor Detects if there is a master on the drum.

24 Eject Box Set Sensor Checks if the master eject box is installed.

25 Paper Exit Sensor Detects paper misfeeds at the exit.

28 Clamper Open Sensor Detects if the clamper is in the open position.

32 Feed Start Timing Sensor Determines the paper feed start timing.

36 Clamper Closed Sensor Detects if the clamper is in the closed position.

Master Eject Position (Drum

HP) Sensor

Detects when the drum is at the master eject

position.

Others

No. Component Function

Contact Image Sensor (CIS)

This sensor reads and converts the light reflected

from the document into an analog video signal.

6 Thermal Head Burns the image onto the master.

Paper Feed Clutch

Transmits main motor drive to the paper feed

rollers at the appropriate time.

CÓPIA NÃO CONTROLADA

1 2 ... 111 112 113 114 115 116 117 118 119 120 121 ... 173 174

No comments

Ricoh JP735 Service Manual Page 116