Ricoh sr85 SPECIFICATIONS sr85c

Service Manual
SR85 COVER FEEDER

x03094

October 2001

Service Manual SR85 COVER FEEDER

Table of contents

1. COVERS REMOVE INSTRUCTION (CRI) Page

CRI 1.1 Front and rear cover
CRI 1.2 Top cover

2. REPAIRS / ADJUSTMENTS (REP)

REP 2.1 Controller / Driver PWB and Panel
REP 2.2 Bin motor assembly, M1
REP 2.3 Drive motor assembly, M2
REP 2.4 Paper blower motor, M3
REP 2.5 Sensor empty bin, Q1
REP 2.6 Sensor paper bin home position, Q2
REP 2.7 Phototransistor and LED assembly, Q3
REP 2.8 Sensor outfeed, Q4
REP 2.9 Sensor low bin, Q5
REP 2.10 Power supply harness
REP 2.11 Upper paper path
REP 2.12 Drive shaft assembly
REP 2.13 Pinch roll shaft assembly
REP 2.14 Feed roller assembly and Paper Sep pad
REP 2.15 Bin extension plate assembly

3. ELECTRICAL DETAIL INFORMATION (EDI)

1-1
1-2

2-1
2-3
2-4
2-5
2-6
2-7
2-8
2-9
2-10
2-11
2-14
2-15
2-16
2-17
2-18

EDI 3.1 Wiring diagram
EDI 3.2 Electrical components list
EDI 3.3 Electrical components location

4. SERVICE MODE (SRM)

SRM 4.1 Enter Service Mode
SRM 4.2 Service Mode List
SRM 4.3 Calibration of DFD, Sensor Q3
SRM 4.4 Selfdiagnostic / Fault Isolating
SRM 4.5 Total counter
SRM 4.6 Software version

5. PREVENTIVE MAINTENANCE (MAI)

MAI 5.1 Preventive Maintenance

3-1
3-2
3-3

4-1
4-2
4-4
4-5
4-13
4-14

5-1

Service Manual SR85 COVER FEEDER

i

1. COVERS REMOVE INSTRUCTION

CRI 1.1 Front and Rear cover

REMOVAL

Front and rear cover

1. Switch off the main power switch and disconnect the power cord to the Booklet maker.

2. Remove the 7 mm screw holding the front cover, according to Figure 1.

3. Lift up and remove the cover, according to Figure 1.

4. Remove the 7 mm screw holding the rear cover, according to Figure 1.

5. Lift up and remove the cover, according to Figure 1.

Step 5.

Step 4.

Step 3.

Step 2.

Figure 1

INSTALLATION

1. Installation is an exact reversed procedure of removal.

Service Manual SR85 COVER FEEDER 1-1

CRI 1.2 Top cover

REMOVAL

Top cover

1. Switch off the main power switch and disconnect the power cord to the Booklet maker.

2. Remove the front and rear cover according to CRI 1.1

3. Loosen the two 7 mm screws on the front side of the Cover feeder. Loosen the two 7
mm screws on the rear side of the Cover feeder, according to figure 1.

4. Lift up the Top cover to up position.

5. Tighten the two 7 mm screws to secure the Top cover in up position.

6. Loosen the four 7 mm screws holding the PWB plate, according to figure 2.

7. Slide the PWB plate to the rear and hook it up on the two lower 7 mm screws, according
to figure 3.

Step 6.

Step 3.

INSTALLATION

Figure 2

Step 7.
Lower screws

Figure 1

Figure 3

1. Installation is an exact reversed procedure of removal.

Service Manual SR85 COVER FEEDER 1-2

2. Repairs / Adjustments

REP 2.1 Controller / Driver PWB and Panel

REMOVAL

Controller / Driver PWB and Panel

1. Switch off the main power switch and disconnect the power cord to the Booklet maker.

2. Remove the front and rear cover according to CRI 1.1

3. Loosen and lift up the top cover according to CRI 1.2

4. Remove the seven 7 mm screws holding the PWB according to figure 1.

5. Disconnect the 5 connectors J1, J2, J3, J6 and J11, according to figure 2

NOTE: The five connectors on the PWB are labelled on the rear side of the PWB.

6. If changing panel. Remove the five nuts, holding the panel according to figure 3.

Step 4.

J3

1314

Figure 1

12

J6 J11

24 25 2425

Figure 3

2

112

Step 6.

43

12 12 12 12 12 12

12

J1

J2

Figure 2

Service Manual SR85 COVER FEEDER 2-1

REP 2.1 Controller / Driver PWB and Panel

Note: The Total counter will be set to 0 when changing PWB

INSTALLATION AND CALIBRATION

1. Installation is an exact reversed procedure of removal.

2. Enter the Service Mode, according to SRM 4.1

3. Select step 1, DFD calibration Sensor Q3, according to SRM 4.3

4. Select step 11, calibration of Bin motor M1.

5. Select step 12, calibration of Bin motor M1 and Drive motor M2 with A4 / 8.5x11” paper.

6. Select step 13, calibration of Bin motor M1 and Drive motor M2 with A3 / 11x17” paper.

7. Select step 14, calibration of Paper blower motor M3.

Service Manual SR85 COVER FEEDER

2-2

REP 2.2 Bin motor assembly, M1

REMOVAL

Bin motor assembly

1. Switch off the main power switch and disconnect the power cord to the Booklet maker.

2. Remove the rear cover according to CRI 1.1

3. Remove the Feed roller assembly according to REP 2.14.

4. Disconnect the motor connector according to figure 1.

5. Remove the e-clip holding the push rod according to figure1.

6. Remove the three seven 7 mm screws holding the Bin motor bracket according to figure 1.

7. Loosen the 3 mm allen screw holding the Roller clutch assembly according to figure 2.

8. Remove the three 2.5 mm allen screws holding the Bin motor according to figure 2.

Step 6

Step 4

Step 5

Figure 1

Step 8

INSTALLATION AND CALIBRATION

1. Installation is an exact reversed procedure of removal.

2. Enter the Service Mode, according to SRM 4.1

3. Select step 11 and perform calibration of Bin motor M1.

4. Select step 12 and perform calibration with A4/8.5x11” paper.

5. Select step 13 and perform calibration with A3/11x17” paper.

ADJUSTMENT

Step 7

Figure 2

Sensor Q2

Adjust the Bin motor roller clutch assembly so that the sensor
activator is in the middle ± 0.5 mm of sensor Q2, according to
figure 3. Adjust by loosen the 3 mm allen screw on the roller
clutch assembly. Figure 2.

Figure 3

Service Manual SR85 COVER FEEDER 2-3

REP 2.3 Drive motor assembly, M2

REMOVAL

Drive motor assembly

1. Switch off the main power switch and disconnect the power cord to the Booklet maker.

2. Remove the front and rear cover according to CRI 1.1

3. Disconnect the motor connector according to figure 1.

4. Remove the two seven 7 mm screws holding the Drive motor bracket according to figure 1.

5. Loosen the 3 mm allen screw holding the drive clutch according to figure 2.

6. Remove the three 2.5 mm allen screws holding the drive motor according to figure 2.

Step 6

Figure 2

Step 4

Step 3

Figure 1

Step 5

INSTALLATION AND CALIBRATION

1. Installation is an exact reversed procedure of removal.

2. Enter the Service Mode, according to SRM 4.1

3. Select step 12 and perform calibration with A4/8.5x11” paper.

4. Select step 13 and perform calibration with A3/11x17” paper.

ADJUSTMENT

Adjust the drive clutch so that there is a play between the coupling on the drive shaft and the
clutch.The play should be 0.4 ± 0.3 mm. Adjust by loosen the 3 mm allen screw on the drive
clutch, according to figure 3.

0.4 ± 0.3 mm play between
the coupling and the clutch

Figure 3

Service Manual SR85 COVER FEEDER 2-4

REP 2.4 Paper blower motor, M3

REMOVAL

Paper blower motor

1. Switch off the main power switch and disconnect the power cord to the Booklet maker.

2. Remove the Bin extension plate assembly according to REP 2.15

3. Loosen the 7 mm nut holding the ground cable according to figure 1.

4. Remove the two 7 mm screws holding the blower motor according to figure 1.

Step 4

Step 3

Figure 1

INSTALLATION

1. Installation is an exact reversed procedure of removal.

Service Manual SR85 COVER FEEDER 2-5

REP 2.5 Sensor empty bin, Q1

REMOVAL

Sensor empty bin

1. Switch off the main power switch and disconnect the power cord to the Booklet maker.

2. Remove the 2.5 mm allen screw holding the sensor according to figure 1.

3. Disconnect the sensor connector according to figure 1.

Step 3

INSTALLATION

1. Installation is an exact reversed procedure of removal.

Step 2

Figure 1

Service Manual SR85 COVER FEEDER 2-6

REP 2.6 Sensor paper bin home position, Q2

REMOVAL

Sensor paper bin home position

1. Switch off the main power switch and disconnect the power cord to the Booklet maker.

2. Remove the rear cover according to CRI 1.1

3. Remove the two 2.5 mm allen screws holding the sensor according to figure 1.

4. Disconnect the sensor connector according to figure 1.

Step 4.

INSTALLATION

1. Installation is an exact reversed procedure of removal.

Step 3.

Figure 1

Service Manual SR85 COVER FEEDER 2-7

REP 2.7 Phototransistor and LED assembly, Q3

REMOVAL

Sensor and LED assembly

1. Switch off the main power switch and disconnect the power cord to the Booklet maker.

2. Remove the 7 mm nut, according to figure 1.

3. Disconnect the phototransistor connector according to figure 1.

4. Remove the Drive shaft assembly, according to REP 2.12

NOTE: It is possible to reach the LED connector through the hole in the rear frame. It is not
necessary to remove the Cover Feeder from the Booklet maker.

5. Disconnect the LED connector according to figure 2.

6. Loosen the 10 mm nut and slide off the LED connector, according to figure 2.

Step 2

Step 6

Step 3

NOTE:

Figure 1

Step 5

Figure 2

INSTALLATION AND CALIBRATION

NOTE: Make sure you install the LED connector according to figure 2, so it will not interfere with
the Drive Shaft when performing REP 2.12.

1. Installation is an exact reversed procedure of removal.

2. Enter the Service Mode, according to SRM 4.1

3. Align the phototransistor with the LED to obtain the correct setting for the double sheet
detector, according to SRM 4.3 Calibration of DFD Sensor Q3.

3. Select step 1 and perform calibration of DFD, according to SRM 4.3

Service Manual SR85 COVER FEEDER

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