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Relay Clutch

1. Rear cover (

p.5 "Covers")

2. Relay clutch [A] (  x 1, 

 x 1)

Paper Feed Motor

1. Rear cover (

p.5 "Covers")

2. Tray main board (

p.12 "Tray Main Board")

3. Gear [A] (  x 1)
4. Paper feed motor bracket [B] (  x 5)
5. Paper feed motor [C] (  x 2)

2. Replacement and Adjustment

8

Содержание D699

Страница 1: ...Paper Feed Unit PB2010 Machine Code D699 Field Service Manual December 2012 Subject to change ...

Страница 2: ......

Страница 3: ...h 7 Relay Clutch 8 Paper Feed Motor 8 Lift Motors 9 Upper Lift Motor 9 Lower Lift Motor 10 Electrical Components 11 Vertical Transport Sensor 11 Paper End Sensor 11 Paper Size Sensors 12 Tray Main Board 12 3 Detailed Section Descriptions Component Layout 15 Mechanical Component Layout 15 Electrical Component Layout 16 Electrical Component Description 17 Drive Layout 19 Paper Feed and Separation Me...

Страница 4: ...Paper Size Detection 25 Side and End Fences 27 Side Fences 27 End Fence 27 2 ...

Страница 5: ...lacement Procedure Safety Turn off the main power switch and unplug the machine before beginning any of the replacement procedures in this manual Symbols Used in this Manual This manual uses the following symbols Clip ring Screws Connector Clamp E ring 3 ...

Страница 6: ...1 Paper Feed Unit PB2010 D699 4 ...

Страница 7: ...placement and Adjustment Covers and Roller Covers Rear Cover 1 Hold brackets A x 1 each 2 Rear cover B x 3 Right Cover 1 Right cover A x 2 Do not remove the anti tip components A at the bottom of the unit 5 ...

Страница 8: ...Feed Roller 1 Pull out the tray A 2 Release the lock lever B 3 Feed roller C 2 Replacement and Adjustment 6 ...

Страница 9: ...ne before beginning any of the procedures in this section Upper Feed Clutch 1 Rear cover p 5 Covers 2 Bracket A x 2 3 Hold bracket B x 1 bushing x 1 4 Upper feed clutch C x 1 Lower Feed Clutch 1 Rear cover p 5 Covers 2 Lower feed clutch A x 1 x 1 x 1 Drive Components 7 ...

Страница 10: ...over p 5 Covers 2 Relay clutch A x 1 x 1 Paper Feed Motor 1 Rear cover p 5 Covers 2 Tray main board p 12 Tray Main Board 3 Gear A x 1 4 Paper feed motor bracket B x 5 5 Paper feed motor C x 2 2 Replacement and Adjustment 8 ...

Страница 11: ...Lift Motors Upper Lift Motor 1 Rear cover p 5 Covers 2 Spring A snap ring x 1 spacer x 1 3 Lift motor bracket B x 3 x 1 Drive Components 9 ...

Страница 12: ...4 Upper lift motor C x 3 Lower Lift Motor 1 Rear cover p 5 Covers 2 Spring snap ring x 1 spacer x 1 3 Lift motor bracket x 4 x 1 4 Lower lift motor x 3 2 Replacement and Adjustment 10 ...

Страница 13: ...ng any of the procedures in this section Vertical Transport Sensor 1 Open the tray cover A 2 Guide plate B x 2 3 Sensor bracket C x 1 x 1 4 Vertical transport sensor D hooks Paper End Sensor 1 Pull out the tray A 2 Sensor bracket B x 1 x 1 3 Paper end sensor C hooks Electrical Components 11 ...

Страница 14: ...nsors 1 Pull out the two trays 2 Sensor bracket cover A x 1 3 Sensor bracket B x 3 x 2 4 Paper size sensors hooks Tray Main Board 1 Rear cover p 5 Covers 2 Tray main board A x 4 all s 2 Replacement and Adjustment 12 ...

Страница 15: ...Electrical Components 13 ...

Страница 16: ...2 Replacement and Adjustment 14 ...

Страница 17: ... Section Descriptions Component Layout Mechanical Component Layout 1 Upper paper feed roller 2 Lower paper feed roller 3 Lower bottom plate 4 Optional tray heater 5 Lower tray 6 Upper tray 7 Upper bottom plate 15 ...

Страница 18: ...Electrical Component Layout 3 Detailed Section Descriptions 16 ...

Страница 19: ...cal Component Description Symbol Name Function Index No Motors M1 Transport Motor Drives all rollers 14 M2 Tray Lift Motor Lifts the upper tray bottom plate 4 M3 Tray Lift Motor Lifts the lower tray bottom plate 16 Sensors S1 Paper Pressure Revision Sensor Detects when the paper in the upper tray is at the correct feed height 9 S2 Paper Pressure Revision Sensor Detects when the paper in the lower ...

Страница 20: ...ize Sensor Determines what paper size is in the lower tray 22 Switches SW1 Right Door Switch Detects whether the right door is opened or not 8 SW2 Tray Set Switch Detects whether the upper tray is opened or not 5 SW3 Tray Set Switch Detects whether the lower tray is opened or not 20 Magnetic Clutches MC1 Paper Feed Clutch Starts paper feed from the upper tray 6 MC2 Paper Feed Clutch Starts paper f...

Страница 21: ...Drive Layout 1 Paper feed motor 2 Drive belt 3 Upper paper feed clutch 4 Relay clutch 5 Lower paper feed clutch 6 Upper paper feed roller 7 Relay roller 8 Lower paper feed roller Component Layout 19 ...

Страница 22: ...heets The paper feed roller A drives the top sheet of paper from the paper tray to the copier printer The friction pad B allows only one sheet to feed at a time The friction pad applies pressure to the feed roller with a spring C 3 Detailed Section Descriptions 20 ...

Страница 23: ...e pressure lever The lift motor turns on and turns clockwise as viewed on the diagram The main pressure spring H pulls the bottom plate pressure lever and this lifts the tray bottom plate When the top of the stack touches the feed roller the motor cannot pull up the plate any more so it pulls the actuator G into the tray lift sensor F The pressure of the feed roller on the paper is now too high so...

Страница 24: ...engage from the couplings B D and the bottom plate drops To make it easier to push the tray in the lift motor rotates backwards 1 7 seconds to return the bottom plate pressure lever coupling D to the original position 3 Detailed Section Descriptions 22 ...

Страница 25: ...paper end sensor B is deactivated When the paper tray runs out of paper the paper end feeler drops into the cutout C in the tray bottom plate and the paper end sensor is activated When the paper tray is drawn out with no paper in the tray the shape of the paper end feeler causes it to lift up Paper End Detection 23 ...

Страница 26: ...er printer Amount of Paper Paper Height Sensor 1 Paper Height Sensor 2 Near End OFF ON 30 ON ON 70 ON OFF 100 OFF OFF When the tray contains paper of a small width the paper feed pressure may become too low when the thickness of the remaining stack of paper has decreased The lift motor rotates forward 300 ms after the sensor detects a certain amount of paper remaining in the tray to increase paper...

Страница 27: ... installed paper To determine which size has been installed the CPU reads which paper size sensors the actuator has switched off Refer to the size detection lists as shown below EU ASIA Size SN1 SN2 SN3 A3 LEF 297 x 420 ON OFF OFF DLT LEF 11 x 17 ON ON OFF B4 LEF 257 x 364 ON ON ON LG LEF 81 2 x 14 ON ON ON A4 LEF 210 x 297 OFF OFF ON LT LEF 81 2 x 11 OFF OFF OFF B5 LEF 182 x 257 ON OFF OFF A4 SEF...

Страница 28: ...T LEF 81 2 x 11 OFF OFF OFF B5 LEF 182 x 257 ON OFF OFF A4 SEF 297 x 210 OFF ON ON LT SEF 11 x 81 2 OFF ON ON B5 SEF 257 x 182 ON OFF ON EXE SEF 101 2 x 71 4 ON OFF ON A5 SEF 210 x 148 OFF ON OFF You can select the paper size using the user tools menu The CPU disables paper feed from a tray if the paper size cannot be detected If the paper size actuator is broken or if there is no tray installed t...

Страница 29: ...de fence has a stopper A attached to it Each side fence can be secured with a screw B for customers who do not want to change the paper size End Fence As the amount of paper in the tray decreases the bottom plate C lifts up gradually The end fence D is connected to the bottom plate When the tray bottom plate rises the end fence moves forward and pushes the back of the paper stack to keep it square...

Страница 30: ...MEMO 28 EN ...

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