1/05
10-102
DocuColor 12/DCCS50
Overview, Paper Feeders
Reissue
Principles of Operation
Paper Feeders
The purpose of the Paper Feeders is to:
• Extract the copy material, a single sheet at a time, from the Paper Trays and feed this
copy m
aterial into the vertical transport area of the machine
• Maintain the correct height levels in the Paper Trays for proper feeding
• Indicate when there is a jam or double feed f
rom the Paper Feeder mechanism
• Sense when the Paper Tray is empty
Each of the four Paper Trays have their own motor driven Paper Feeder Assembly. The four
Feeder Asse
mblies are located above each Paper Tray, in the lower left side of the machine.
Figure 1 Paper Feeder Assembly
Feed Motors
Each Tray Assembly has a +/- 24 VDC, bidirectional stepper Feed Motor:
Paper Path Component Description and Locator (See Figure 2
)
Item Description Item Description
1 Tray 1 Sensor 28 Tray 4 Feed Out Sensor
2 Tray 1 Level Sensor 29 Take Away Motor
3 Tray 1 No Paper Sensor 30 Tray 1 Take Away Feed Clutch
4 Tray 1 Prefeed Sensor 31 Tray 2 Take Away Feed Clutch
5 Tray 1 Feed/Lift Motor 32 Tray 3 Take Away Feed Clutch
6 Tray 1 Nudger Solenoid 33 Tray 4 Take Away Feed Clutch
7 Tray 1 Feed Out Sensor 34 Take Away Sensor
8 Tray 2 Paper Size Sensor 35 Pre Registration Sensor
9 Tray 2 Level Sensor 36 Tray 5 Motor
10 Tray 2 No Paper Sensor 37 Regi Sensor
11 Tray 2 Prefeed Sensor 38 Transparency Sensor (OHP)
12 Tray 2 Feed/Lift Motor 39 Regi Motor
13 Tray 2 Nudger Solenoid 40 Pre IBT Sensor
14 Tray 2 Feed Out Sensor 41 Pre Fuser Sensor
15 Tray 3 Paper Size Sensor 42 Fuser Exit Sensor
16 Tray 3 Level Sensor 43 Invert Gate
17 Tray 3 No Paper Sensor 44 Invert Gate Solenoid
18 Tray 3 Prefeed Sensor 45 Exit Path Sensor
19 Tray 3 Feed/Lift Motor 46 M/C Exit Sensor
20 Tray 3 Nudger Solenoid 47 Invert Motor
21 Tray 3 Feed Out Sensor 48 Release Solenoid
22 Tray 4 Paper Size Sensor 49 Inverter Path Sensor
23 Tray 4 Level Sensor 50 Duplex In Sensor
24 Tray 4 No Paper Sensor 51 Duplex Path Sensor
25 Tray 4 Prefeed Sensor 52 Duplex Out Sensor
26 Tray 4 Feed/Lift Motor 53 Duplex Out Motor
27 Tray 4 Nudger Solenoid
Feed/Lifter Motor
Nudger Roll Solenoid
Paper Out Sensor
Nudger Roll
Nudger Roll Sensor
Feed Roll
Friction Clutch
Retard Roll
NOTE: Bottom View
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