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Service Guide - OKIPAGE 8c

Chapter 3 Disassembly

3.3.33 High Voltage Power Supply Unit, Bracket HV (BT) Assy

Remove the belt cassette assy. (See 3.3.32)

Unscrew 2 screws (1) with the stacker cover opened, then remove the plate HV (2).

Unplug the cable (3) and 7 codes (4).

Unscrew 2 screws (5) then remove the high voltage power supply unit (6).

Remove the bracket HV (BT) Assy (7).

Figure 3.3.33 High Voltage Power Supply Unit, Bracket HV (BT) Assy

(2)

40168001

Plate - HV

RSPL

8-2, #15

Summary of Contents for OKIPAGE 8c

Page 1: ...rence copy of the OKIDATA Service Training Manual 11 02 98 Rev 2 0 Note This Adobe Acrobat version of the Okidata Service Training Manual was built with the pictures rendered at 72 dpi which is ideal for screen viewing For future updates to this manual and more on line information visit our Business Partner Exchange BPX at http bpx okidata com ...

Page 2: ...s 16 2 6 Correction of Color Deviation 17 2 7 Transfer Control according to Environmental Changes 18 2 8 Form Jam Detection 19 2 9 Cover Opening 20 2 10 Toner Lower Detection 21 2 11 Page Size Detection 22 2 12 Power on Processing 23 3 Disassembly 3 0 Parts Replacement 24 3 1 Precautions for Parts Replacement 25 3 2 Parts Layout 26 3 3 How to Change Parts 27 3 3 1 Cover Assy Rear 28 3 3 2 Motor Fa...

Page 3: ...y 57 3 3 31 Plate Latch Lever FD Spring Latch Lever FD 58 3 3 32 Transfer Belt 59 3 3 33 High Voltage Power Supply Unit Bracket HV BT Assy 60 3 3 34 Eraser Bracket Assy Eraser Bracket KCM Assy 61 3 3 35 Shaft Link 62 3 3 36 Contact Bracket BL R Assy Contact Bracket CL R Assy 63 3 3 37 Contact BL L Assy Contact CL L Assy 64 3 3 38 Contact SB Assy 65 3 3 39 PXC PCB 66 3 3 40 Heat Unit Assy Fuser uni...

Page 4: ...tical black 94 Vertical white 95 Poor fusing Images are blurred or peeled off when touched 96 Evenly spaced repeating marks 97 Missing characters or colors 98 Poor synthesization Color 99 Printout colors different from original colors 7 Wiring Diagram 7 1 Resistance Check 100 7 2 Program Font ROM Location 101 8 Centronics Parallel Interface Centronics Parallel Interface 102 A Illustrated Parts Lis...

Page 5: ...3 3 2 AOLT PCB 124 3 3 3 Hopping motor 125 3 3 4 Feed roller 126 3 3 5 Hopping roller 127 3 3 6 Side frame L assy 128 3 3 7 Side frame R assy 129 4 0 Troubleshooting 130 4 1 Precautions Prior to the Troubleshooting 131 4 2 Preparations Prior to the Troubleshooting 132 4 3 Troubleshooting Method 133 4 3 1 LCD Status Message List 134 4 3 2 Troubleshooting Flow 135 5 0 CONNECTION DIAGRAM 136 5 1 Inte...

Page 6: ...gh reasonable efforts have been taken in the preparation of this manual to assure its accuracy this manual may still contain some errors and omissions OKI will not be liable for any damage caused or alleged to be caused by the customer or any other person using this maintenance manual to repair modify or alter OKIPAGE 8c in any manner Warning Many parts of OKIPAGE 8c are very sensitive and can be ...

Page 7: ...iguration This diagram shows the basic system configuration of OKIPAGE 8c Basic System Configuration Diagram Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 8: ...cessor z Paper feeder z Controller CU part PU Part z Operator panel z Power board High voltage part PU part z This diagrams shows the printer unit configuration Printer Unit Configuration Diagram Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 9: ...sted below 1 Second Paper Feeder 2 RAMM SIMM module 72 pin SIMM 4MB 8MB 16MB 32MB Make sure to use a set of 2 of the same volume size modules z Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 10: ...ower consumption Peak Approx 980W Typical operation Approx 230W Idle Approx 70W Power save mode Approx 32W 8 Frequency 50Hz or 60Hz 2 2 9 Noises Operating 54 decibels without 2nd tray 55 decibels with 2nd tray Standby 45 decibels Power saving 43 decibels 10 Expendables and service life Toner Cartridge Approx 1800 pages 5 density each of Y M C and K Image Drum Up to 12 000 pages 5 density continuou...

Page 11: ...sy Delivery 1 month max 20 to 122 29 to 50 with drum and toner Humidity Humidity condition Fahrenheit Celsius Remarks Operating 20 to 80 5 50 to 70 for assurance of full color printout quality Non operating 10 to 90 26 8 Power off Storage 10 to 90 35 Delivery 10 to 90 40 13 Printer life 3 000 000 A4 pages or 5 years Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKI...

Page 12: ...photographic page printer using 4992 Pixel LED technologies OPC dry single component non magnetic developing roller transfer heat compression fixing fusing The printing method used is a Black Writing method which applies light beams to printout areas Here is the Functional Block Diagram of OKIPAGE 8c ...

Page 13: ...Functional Block Diagram Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 14: ...trol Board PCR PCB The control board consists of a CPU NR4700 block a memory control LSI block an interface control LSI block a DRAM block an EEPROM block a mask ROM block and an interface block Here is the Functional Block Diagram of the main control board PCR PCB ...

Page 15: ......

Page 16: ... expanded up to 80M bytes by adding the 32M byte SIMMs to the SIMM slots on the PCR PCB 4 EEPROM The EEPROM block consists of 1K bit chips mounted on a board by means of IC sockets and stores the following Menu data z Counter values z Adjustment values z 5 Flash ROM The Flash ROM block consists of four 4M bit 256K x 16bits chips and its total size is 2M bytes The chips are mounted on the PCR PCB a...

Page 17: ...OR BUSY FAULT and SELECT signal leads This mode can provide bi directional operation in combination with the compatibility mode ECP mode This mode provides the asynchronous bi directional interface and z z transmits and receives 1 byte data using eight data signal leads under semi duplex control by the host When the power is turned on the compatibility mode is automatically selected The change to ...

Page 18: ... time 72 pins SIMM 32 bits buss width Capacity 60ns 70ns 80ns Parity 4 8 16 32 or 64MB None Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 19: ...ntal humidity and temperature Yellow Y Magenta M Cyan C Black B Engine Control Board Block Diagram The engine control block PU is controlled by the engine control board PX4 PCB which consists of a CPU MSM65524 general purpose LSI chips EPROM EEPROM pulse motor drivers and video memory Refer to the Engine Control Board Block Diagram ...

Page 20: ...512 150 has a storage capacity of 512K bits and stores programs for the PU block 4 EEPROM This EEPROM NM93C66N NW has a storage capacity of 4K bits It is mounted on the board by means of IC socket and stores adjustment values 5 Pulse motor drivers These drivers MTD2005F drive eight pulse motors for moving up and down the image drum EP and transferring medium 6 Video memory This SRAM received print...

Page 21: ...age power supply circuit This circuit generates the following voltages necessary for electro photographic processing from 32 V in accordance with the control sequence from the control board When cover open state is detected 32 V supply is automatically interrupted to stop the supply of all high voltage outputs YMCK Yellow Magenta Cyan Black Output Voltage Use Remarks CH 1 35 KV 50V Voltage applied...

Page 23: ...Page 11 Service Guide OKIPAGE 8c Chapter 2 Operation 2 4 Mechanical Processes Here is the Mechanical Process Diagram of OKIPAGE 8c ...

Page 24: ......

Page 25: ...hanical Process Diagram Figure 2 5 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 26: ...itudes of the light beams Thus a latent image is formed on the surface of the image drum according to the resulting surface potentials 4 Developing and recovery of excessive toner This process applies negatively charged toner to the surface of the image drum The toner is electrostatically attracted to the latent image to form a visible image on the surface of the image drum Simultaneously this pro...

Page 27: ... head are applied to the surface of the image drum which is charged negatively The negative charge on the illuminated surface f the image drum is reduced according to the magnitude of the light beams and a latent image is formed on the surface of the image drum according to the resulting surface potentials 5 Developing This process applies toner to the latent image on the surface of the drum to cr...

Page 28: ...to the transfer roller from the power supply the positive charge induced on the transfer roller jumps to the upper surface of the paper where the transfer roller touches the paper and attracts the negatively charged toner from the surface of the image drum onto the surface of the paper 7 Fixing The toner image just transferred to the paper is fused and fixed to the paper while the paper is passing...

Page 29: ...without being fused is scraped by a cleaning blade and discarded in the waste toner tank Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 30: ...Page 13 Service Guide OKIPAGE 8c Chapter 2 Operation 2 4 2 Paper running process How paper moves through the OKIPAGE 8c is shown in the Paper Route Diagram Y Yellow M Magenta C Cyan K Black ...

Page 31: ......

Page 32: ...ay clutches to prevent the roller form rotating reversely a Hopping 1 The pulse motor turns in the arrow direction of a counterclockwise and drives the hopping roller to move the paper until the Entrance sensor turns on Although the one way gears B and C are driven the resist roller 2 does no turn The reverse rotations of the one way clutch gears are not transmitted to the resist roller 2 After th...

Page 33: ...direction of b to drive the resist rollers 1 and 2 The resist rollers feed the paper until the Form sensor turns on Although the one way gear A is also driven the hopping roller does not turn because of the one way clutch 2 The paper is further fed in synchronism with the print data ...

Page 34: ... 2 The hopping operation of the front feeder and the up down operation of the pinch roller 2 are performed by a single pulse motor ...

Page 35: ...front feeder turns counter clockwise in the direction of b to drive the cam The cam moves up the pinch roller 2 Although the one way clutch gear A is also rotating the hopping roller of the front feeder does not rotate because of the one way clutch 2 When the rear edge of the paper passes by the Entrance sensor 2 the pulse motor of the front feeder turns counter clockwise in the direction of b to ...

Page 36: ...ler The paper feeds until the Entrance sensor 2 is activated Although the one way clutch gear B is also rotating the pinch roller 2 does not drive the up down cam because of the one way clutch After the Entrance sensor is activated the paper feeds until it reaches the resist roller 2 This operation corrects any paper skew ...

Page 37: ...se motor turns right in the direction of b to drive the resist rollers 1 and 2 The resist rollers feed the paper until the Form sensor turns on 2 Although the one way gear A is also driven the first hoping roller does not turn because of the one way clutch ...

Page 38: ... up down actuator of the image drum unit The image drum unit moves up as shown in Figure 2 6 b The image drum rotates freely When the pulse motor see Figure 2 6 a turns right Counter clockwise the image drum gear turns left Counter clockwise and the up down gear one way gear is released The weight of the image drum unit is applied to the up down lever via the up down actuator of the image drum uni...

Page 39: ...Upward Movement of Image Drum Downward Movement of Image Drum 3 Lubrication and cleaning of fixing ejecting and heat rollers ...

Page 40: ...he direction of a the heat roller and the backup roller turn left in the direction of a to fix a toner image onto the paper At the same time three ejection rollers turn right in the direction of a to eject the paper The oil roller and the oil cleaning roller turn left in the direction of a to supply oil to the surface of the heat roller and clean the surface ...

Page 42: ...2 Operation 2 5 Sensors 2 5 1 Paper related sensors 2 5 2 Other sensors Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 43: ...Detects the front edge of the conveyed paper sheet and determines the length of the paper sheet from elapsed time before the front edge of the paper reaches the sensor ON Form present OFF Form absent Ejection sensor Detects the front and rear edges of a paper sheet and determines whether the paper is ejected ON Form present OFF Form ejected Copyright 1998 Okidata Division of OKI America Inc All ri...

Page 44: ...er the waste toner cartridge is full by measuring a time period at which the sensor lever turns on periodically When the time period falls under a preset value the system judges that the waste toner cartridge is full and displays the waste toner full message 6 Resist up down sensor This sensor detects the up or down position of the resist roller 2 7 Temperature sensor Refer to 2 7 Transfer Control...

Page 45: ...xis Positional errors of the I D units and light receivers 2 Method of correction Print out the preset color chart compare the printed color chart by the original color chart and enter the amount of color deviation of each color from the operator panel or from the host computer OKIPAGE 8c calculates correction values from the entered values and changes the write timing of each color cyan magenta a...

Page 46: ...measures the room temperature and humidity It uses a room temperature sensor and a room humidity sensor An optimum transfer voltage is calculated using the obtained environmental conditions The unit then prints using the optimum transfer voltage Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http...

Page 47: ...e front end of paper Ejection jam The eject sensor detected the front edge of the paper but does not detect the rear edge of the paper within a preset time period Form size error The form size obtained by measuring the time period between the rear edge of the paper passes by the Form Feed sensor 2 after the front edge of the paper passed the Write sensor is longer by 45mm than the specified form l...

Page 48: ...32V to the high voltage power supply is shit off and all high voltage outputs are shut off At the same time the CPU receives a signal CVOPN indicating the status of the microswitch and performs the cover open process Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 49: ...h the concave section in the stirring gear Operation z z Toner Low is detected by monitoring the time interval between engagement of the magnet set on the sensor lever and the magnet on the stirring bar OPERATION during toner full state The stirring bar rotates by interlocking with z the stirring gear When the magnet on the stirring bar z reaches its maximum height the other end of the bar is dipp...

Page 50: ...this time interval toner low is detected When the toner low state is detected 2 times consecutively Toner Low is established z When the toner full state is detected 2 times consecutively Toner Low is canceled z When there is no change with the toner sensor for 2 cycles 1 965 sec x 2 or more the Toner z Sensor Alarm is activated The toner sensor is not monitored while the drum motor is in halt z Co...

Page 51: ...sette is inserted into the printer the position of the tab pieces is detected by a microswitch recognizing the paper size STATE OF MICROSWITCHES SW1 SW2 SW3 SW4 Paper size 0 1 1 1 Letter 0 1 0 1 Executive 0 0 1 1 A4 1 1 1 0 Legal 14 1 0 1 1 Legal 13 1 1 0 1 B5 1 1 0 0 A5 1 0 0 1 A6 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX ...

Page 52: ... bit data units writing a preset 16 bit data patter in RAM reading the contents of RAM and comparing the data read from RAM by the data written in RAM Checks optional RAM by writing and reading 32 bit fixed patterns 5555h and aaaah in optional RAM 4 EEPROM check a Checks identification numbers stored in the fixed addresses of EEPROM b Checks the contents of the menu area by control firmware and th...

Page 53: ...Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 54: ...ts Replacement 3 1 Precautions for Parts Replacement 3 2 Parts Layout 3 3 How to Change Parts Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 55: ...nlet plug to the AC receptacle iii Turn on I the power switch of the printer 2 Do not disassemble the printer if operating normally 3 Do not remove unnecessary parts try to keep disassembly to a minimum 4 Use specified service tools 5 When disassembling follow the determined sequence Otherwise parts may be damaged 6 Since screws collars and other small parts are likely to be lost they should tempo...

Page 56: ...100 screwdriver 1 4 No 5 200 screwdriver 1 5 Digital multimeter 1 6 Pliers 1 7 Handy cleaner 1 8 LED Head cleaner P N 51802901 1 Cleans LED head Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 57: ...Page 26 Service Guide OKIPAGE 8c Chapter 3 Disassembly 3 2 Parts Layout ...

Page 58: ......

Page 59: ...Figure 3 1 Covers ...

Page 60: ...Figure 3 2 Print Assemblies ...

Page 61: ...Figure 3 3 Base Assemblies ...

Page 62: ......

Page 63: ...Figure 3 4 Contact Assemblies Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 64: ...r 3 3 9 PCB Assy PCR 3 3 10 Motor Fan CU 3 3 11 PXF PCB PX4 PCB 3 3 12 Gear Heat Assy 3 3 13 Main Motor A B Assy 3 3 14 Gear On way Z30 3 3 15 Motor Assy BT 3 3 16 Power Supply Unit Holder Inlet Sheet Insulation 3 3 17 Sensor Assy Box Toner 3 3 18 Square shaped Connector 3 3 19 Hopping Motor 3 3 20 Gear One Way 3 3 21 Feeder Unit Front 3 3 22 Manual Feed Hopper Assy 3 3 23 Guide Paper Input Assy 3...

Page 65: ...ntact CL R Assy 3 3 37 Contact BL L Assy Contact CL L Assy 3 3 38 Contact SB Assy 3 3 39 PXC PCB 3 3 40 Heat Unit Assy 3 3 41 Oil Roller Assy 3 3 42 Lever Lock Heat L R Guide Side Heat Spring Lock 3 3 43 PXL PCB 3 3 44 Heat Unit Guide Assy 3 3 45 Holder LED Assy LED Head Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any upd...

Page 66: ...sy Rear Remove the 2 screws 1 then lift the cover assy rear 2 a little bit then remove the cover assy rear by releasing the two claws Figure 3 3 1 Cover Assy Rear 40315201 Cover Assy Rear RSPL Includes 40098401 Cover Rear 40187501 Stacker Face up 40187601 Support Stacker ...

Page 68: ...n 80 25 Remove the cover assy rear See 3 3 1 1 Remove the two screws 1 2 Detach the fan motor 2 from the guide with its right side lifted then draw the fan motor 3 Detach the cable 3 then remove the fan motor 3 4 Figure 3 3 2 Fan Motor 80 25 40255201 Fan Motor 80 25 RSPL ...

Page 70: ... top cover 2 Unscrew 4 screws 1 then remove the frame eject assy 2 3 Remove the guide paper eject assy 3 by releasing the lock of one claw 4 Figure 3 3 3 Paper Eject Assy 40303501 Frame Eject Assy RSPL 40303401 Guide Paper Eject Assy RSPL Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx ok...

Page 71: ...4 Cover Assy Stacker Guide Eject FD Assy Remove the cover assy rear See 3 3 1 1 Release the cable from the cable clamp 1 by opening the clamp 2 Unscrew 8 screws 2 then remove the cover assy stacker 3 3 Unscrew 4 screws 4 then remove the guide eject FD assy 5 4 ...

Page 72: ...ure 3 3 4 Cover Assy Stacker Guide Eject FD Assy 40314801 Cover Assy Stacker RSPL Includes 40303601 Guide Eject FD Assy RSPL 40449901 Cover Sub Assy Stacker RSPL Item 2 50318701 PP4083 5670P001 Screw RSPL ...

Page 74: ...3 4 2 Remove the holder LED assy See 3 3 45 3 Detach the cable from the cable clamp 1 by releasing its lock 4 Remove connections of 4 connector cables 2 and 4 cables 3 5 Unscrew 4 screws 4 then remove the PD6 PCB 5 6 Unscrew 2 screw 6 then remove Guide Holder 7 by releasing the clamp of the claw 7 Unscrew 4 screws 8 then remove the Upper Frame Assy 9 8 ...

Page 75: ...gure 3 3 5 Upper Frame Assy 9 40410701 Frame Upper Assembly RSPL 7 40187801 Guide Holder RSPL Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 76: ...the same Remove the heat unit assy See 3 3 40 1 Remove the cover assy rear See 3 3 1 2 Remove the cover assy stacker See 3 3 4 3 Remove the frame assy upper See 3 3 5 4 Detach the cable from the flat cable clip 1 by releasing the lock 5 Remove the 2 screws 2 then remove the plate support assy 3 Be careful not to lose the spring 4 6 which is removed with the plate support assy 3 ...

Page 77: ...ring B RSPL 1 56636301 LP 6665 1 Flat Cable Clip RSPL 36 40449301 Plate Support L Assy RSPL 46 40197401 Torsion Spring A RSPL Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 78: ...2 screws 1 then remove the limiter 2way L 2 and the plate guide L 3 2 Unscrew 2 screws 4 then remove limiter 2way R 5 and the plate guide R 6 3 Figure 3 3 7 Limiter 2way L R Plate guide L R 40383701 Limiter 2 way L RSPL 8 3 Item 15 40335001 Plate Guard L RSPL 8 3 Item 17 40383801 Limiter 2 way R RSPL 8 3 Item 16 40335101 Plate Guard R RSPL 8 3 Item 18 ...

Page 80: ...a little bit then remove the cover assy side R 5 Detach the operator panel cable 5 from the PCM PCB 6 Open the FDR unit front in the arrow direction 7 Remove the 2 screws 6 then remove the cover assy OP panel 7 8 Remove the 2 screws 8 with the cover front R 9 pushed up then release the lock of the claw then remove the cover front R 9 Remove the 2 screws 10 then remove the cover front L 11 10 Remov...

Page 81: ... Assy Op Panel RSPL 8 1 10 7 Includes 40492601 Cover Sub Assy Op Panel RSPL 8 1 11 40387201 PCO PCB RSPL 8 1 18 56636205 2381005P005 1 9 40098301 Cover Front R RSPL 8 1 9 11 40098201 Cover Front L RSPL 8 1 12 13 40195701 Cover Rear L RSPL 8 1 17 15 40728701 Foam Seal Cover RSPL 8 1 24 14 Cover Side L RSPL 8 1 14 ...

Page 82: ... B M1 20624 RSPL 8 1 19 2 Includes Cover Side R Frame Side R Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 83: ...he claw by lifting the cover assy side R 2 a little 2 bit then remove the cover assy side R Remove the 2 screws 8 to remove the plate shield CU 9 3 Remove the 3 screws 3 to remove the plate sealed 4 4 Detach the operator panel cable 5 from the PCR PCB PCR PCB requires ten 10 screws for 5 removal Remove the 7 screws 6 to remove the PCR PCB 7 6 ...

Page 84: ...Frame Side R 9 40704901 Plate Shield CU RSPL 8 5 43 4 40376901 Plate Sealed RSPL 8 5 16 7 40604802 PCR PCB RSPL 8 5 15 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 85: ...over 1 Remove the cover assy side R frame side L cover assy OP panel and the cover front R See 3 3 8 2 Unplug the cable 1 and unscrew 2 screws 2 2 collars 4 and then remove the motor fan 3 3 Figure 3 3 10 Motor Fan 2 54122925 PSW2W3 253 Screw RSPL 8 5 18 3 40197101 Motor Fan RSPL 8 5 17 ...

Page 87: ...y PCM See 3 3 9 2 Unscrew 5 screws 1 then remove the cover CU2 3 Unplug all the cables 5 connected to the PXF PCB 3 and PX4 PCB 4 4 Unscrew 5 screws 6 then remove the PXF PCB3 and PX4 PCB4 at the same time Figure 3 3 11 PXF PCB PXS PCB Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okida...

Page 88: ...crew 3 screws 2 See 3 3 11 Unplug all the cables connected to the PXF PCB then remove the PX4 PCB See 3 3 11 Be 3 careful not to damage the connector when unplugging cables connected to the PXF PCB Remove the heat unit assy See 3 3 40 4 Remove the guide paper eject assy See 3 3 3 5 Remove the motor fan 80 25 See 3 3 2 6 Remove the 5 screws 1 and detach the cable 2 then remove the guide heat assy 3...

Page 89: ...4101 Motor Pulse ID RSPL 8 5 11 40448901 Gear Heat Mech Assy RSPL 8 5 40 5 40124101 Motor Pulse ID RSPL 8 5 11 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 90: ...ee 3 3 11 1 Remove the 4 screws 8 and remove 4 plate Earth 9 and 4 lever Up Dn 2 1 2 Detach the all the cables 2 connected and unscrew 4 screws 3 then remove the main motor A 3 assy 4 Detach the all the cables 5 connected and unscrew 3 screws 6 then remove the main motor B 4 assy 7 Figure 3 3 13 Main Motor A B Assy ...

Page 91: ...309101 Main Motor A Assy RSPL 8 5 3 7 40309201 Main Motor B Assy RSPL 8 5 4 1 A 40664501 Lever Up Dn 2 K RSPL 8 5 41 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 92: ...e they are assemblies which require adjustment Remove the PCB assy PCM See 3 3 9 1 Remove the cover CU See 3 3 11 2 Remove the 4 Plate Earth and 4 lever Up Dn 2 See 3 3 13 3 Release the lock with the shaft by spreading the claw then remove the gear one way Z30 1 4 Notice for mounting Mount the gear one way Z30 by fitting it with the shaft link turned in the arrow direction 40208101 Gear One Way Z3...

Page 93: ...Figure 3 3 14 Gear One Way Z30 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 94: ...the motor assy belt 3 2 Figure 3 3 15 Motor Assy Belt 3 40392301 Motor Assy Belt RSPL 8 5 1 Includes 40124101 Motor Pulse RSPL 8 5 11 40135301 Photo Interrupter RSPL 8 5 39 40450001 Belt Motor Mech Assy RSPL 8 5 37 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 95: ...e motor fan 80 25 See 3 3 2 1 Remove the frame side L the cover assy side R and the cover rear L See 3 3 8 2 Detach the cable 1 3 Remove the holder inlet 3 by unscrewing 2 screws 2 then remove the power switch 4 and 4 unplug the AC socket 5 Draw the power supply unit 7 by unscrewing 2 screws 6 then unplug the cable 8 5 ...

Page 96: ...1 Power Unit ACDC Switching 120V RSPL 8 2 5 40019001 Power Unit ACDC Switching 230V Option RSPL 8 2 5 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 97: ...together with the bracket 93 3 Unscrew the screw 4 then remove the sensor assy box toner 2 Figure 3 3 17 Sensor Assy Box Toner 2 40450401 Sensor Assy Box Toner RSPL 8 3 Item 5 3 40450201 Bracket Switch RSPL 8 3 Item 47 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 98: ... shaped Connector Remove the power supply unit See 3 3 16 Do not remove the power switch and AC socket from 1 the holder inlet Unplug the cable 1 2 Remove cable 2 screw 5 and bracket 6 in order and then take off SW from bracket 6 to pull off 3 square shaped connector 4 ...

Page 99: ...RSPL 8 3 38 6 40446501 Interlock SW Cable Assy RSPL 8 3 53 4 40563101 Connection Cord Wire RSPL 8 3 37 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 100: ... the cover assy side R cover assy OP panel and the cover front R See 3 3 8 1 Unscrew 2 screws 1 and unplug the cable 2 then remove the bracket hopping motor 3 Be 2 careful not to lose the gears 5 6 and 7 which slip off at this time Unscrew 2 screws 8 then remove the hopping motor 3 3 ...

Page 101: ...or Pulse ID RSPL 8 5 11 3A 40175001 Bracket Hopping Motor RSPL 8 5 7 5 40143501 Gear Feed 118 7 RSPL 8 5 9 6 40143401 Gear Idle 92 RSPL 8 5 8 7 40164401 Gear One Way Z48 74 RSPL 8 5 10 2 40171001 Cord Wire AMP8P AMP4PX2 Y8D 240x270mm RSPL 8 5 23 ...

Page 103: ...the spacer 4 first and release the locks with the shaft by spreading the claws of the gear one way 91 92 and 3 then remove the gear one ways Figure 3 3 20 Gear One way 4 40686701 Space Register Gear RSPL 8 3 67 1 40164301 Gear One way Z48 RSPL 8 3 31 2 40164501 Gear One way Z48 48 RSPL 8 3 30 3 40250901 Gear One way 96 RSPL 8 3 29 ...

Page 105: ...Unplug the cable 1 and unscrew the screw 2 then remove the bracket FF shaft 3 3 Remove 2 E rings 4 then remove the feeder unit front 5 4 Unscrew each 2 screws 6 then remove 2 bracket FF links 7 5 Figure 3 3 21 Feeder Unit Front 1 40641801 Conn Cord Wire RSPL 8 2 29 3 40193601 Bracket FF Link RSPL 8 2 7 5 40311201 FDR Unit Front RSPL 8 2 6 Includes 55700401 2PA4128 1076G001 Hopper Manual Feed Assy ...

Page 106: ... Assy RSPL 8 2 27 7 40193501 Plate FF Link RSPL 8 2 7 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 107: ... the engagement between the holder and the link then remove the manual feed hopper assy Be careful not to damage the holder Figure 3 3 22 Manual Feed Hopper Assy Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 108: ...nt See 3 3 21 2 Unscrew 4 screws 1 then draw out the guide paper input assy 2 from the left side by rotating its 3 upper part Be careful not to damage the lever sensor resist Figure 3 3 23 Guide Paper Input Assy 2 40303301 Guide Paper Input assy RSPL 8 3 24 Includes 40097301 Guide Paper Input A RSPL 8 3 43 40144301 Lever Input Sensor RSPL 8 3 44 40144401 Lever 2nd Feed Sensor RSPL 8 3 45 ...

Page 110: ...elease the engagement with the guide 3 by pressing the lever input sensors 1 in the arrow 2 direction then remove them Release the engagement with the guide by pressing the lever 2nd feed sensor 2 in the arrow 3 direction then remove the sensor Figure 3 3 24 Two Lever Input Sensors Lever 2nd Feed Sensor 40303301 Guide Paper Input Assy RSPL 8 3 24 Includes ...

Page 111: ...4301 Lever Input Sensor RSPL 8 3 44 2 40144401 Lever 2nd Feed Sensor RSPL 8 3 45 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 112: ... 5 Remove the gear 1 and 2 bushes 2 and 2 bearings 3 then 2 roller registrations 4 Removal of the roller assy hopping 6 Remove the bush 5 and the bearing 6 7 Remove E rings 9 of the sub roller hopping at both sides of hopping roller and then release the lock of the roller hopping 7 with the shaft 8 by spreading the claw then remove the roller hopping from the left side by the sliding shaft 8 in th...

Page 113: ... 8 40189601 Shaft Hopping Roller 1st RSPL 8 3 46 50608118 NK3 18 SUS Knock Pin RSPL 8 3 50 10 40743701 Roller Assy Hopping Sub RSPL 8 3 66 4 40130801 Roller Registration RSPL 8 3 22 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 114: ...ch the roller hopping 2 from the shaft 1 2 Figure 3 3 26 Hopping Roller Assy 40310601 Roller Assy Hopping RSPL 8 3 23 Includes 2 40449701 Hoping Roller Boss Assy RSPL 8 3 42 1 40189601 Shaft Hopping Roller 1st RSPL 8 3 46 4 50608118 NK3 18 SUS Knock Pin RSPL 8 3 50 3 40743701 Roller Assy Hopping Sub RSPL Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Busines...

Page 115: ...cted with each other via the cable remove them at the same time 1 Remove the guide paper input assy See 3 3 23 2 Unscrew 4 screws 1 and unplug the cable 2 then remove the PXU PCB 3 and PXM PCB 4 at the same time 3 Remove the lever resist sensor 5 by releasing the engagement with the guide Figure 3 3 27 PXU PCB PXM PCB Lever Resist Sensor ...

Page 117: ...Remove the paper end lever 1 by releasing the engagement with the guide 2 Figure 3 3 28 Paper End Lever 50808201 4PP4076 5154P001 Lever Paper End RSPL 8 3 4 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 118: ...assy OP panel See 3 3 8 1 Unscrew 4 screws 1 and unplug the operator panel cable 2 2 Remove the PCO PCB 3 by releasing 6 claws Be careful not to drop the LCD Liquid Crystal 3 Display 4 and 5 which are detached together Figure 3 3 29 PCO PCB Operator Panel 2 56636205 2381005P0005 Cable HCUN 1 25 6F 440 1056 B M1 20624 RSPL 8 1 19 ...

Page 119: ...b Assy Op Panel RSPL 8 1 11 40314901 Cover Assy Op Panel Includes 3 6 RSPL 8 1 10 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 120: ...Toner Assy Remove the cover assy side R cover assy OP panel cover front R and the cover front L See 1 3 3 8 Unplug the cable 1 and unscrew the screw 2 then remove the holder gear toner assy 3 2 Figure 3 3 30 Holder Gear Toner Assy 3 40309801 Holder Gear Toner Assy RSPL 8 2 10 ...

Page 122: ...er front L See 1 3 3 8 Open the cover CU See 3 3 11 2 Unplug the cable 1 3 Unscrew the screw 2 then remove the bracket SW side 3 4 Unscrew 4 screws 4 then remove the stay upper front 5 5 Remove the plate latch lever FD 6 and spring latch lever FD 7 with the side frames spread Be 6 careful not to spread the frames too much Figure 3 3 31 Plate Latch Lever FD Spring Latch Lever FD ...

Page 123: ...L 8 3 32 6 40195101 Plate Latch Lever FD RSPL 8 3 34 7 40195001 Spring Latch Lever FD RSPL 8 3 35 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 124: ...Belt Open the Top cover 1 Release the lock by drawing the cover knob then open the cover assy side L 2 Turn the waste toner box box toner assy 1 to the left by pressing it down then remove it 3 Draw out the belt cassette assy 2 by lifting it a little bit with its handle 4 ...

Page 125: ... 1 40645401 Waste Toner Bottle Kit Consumable 8 2 30 2 40490802 Transfer Belt Consumable 8 2 11 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 126: ...tte assy See 3 3 32 1 Unscrew 2 screws 1 with the stacker cover opened then remove the plate HV 2 2 Unplug the cable 3 and 7 codes 4 3 Unscrew 2 screws 5 then remove the high voltage power supply unit 6 4 Remove the bracket HV BT Assy 7 5 Figure 3 3 33 High Voltage Power Supply Unit Bracket HV BT Assy 2 40168001 Plate HV RSPL 8 2 15 ...

Page 127: ... Supply RSPL 8 2 13 7 40325001 Bracket HV BT Assy RSPL 8 2 14 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 128: ...g the eraser bracket assy 4 Remove the screw 1 and the connector 2 5 Release the screw 7 and then remove the eraser bracket assy 3 Removing the eraser bracket KCM assy 6 Remove the screw 1 and the connector 2 7 Release the lock of the claw then release the engagement with the bracket sensor T KCM See 3 3 35 8 Release the screw 7 and then remove the eraser bracket KCM assy 4 and unplug the cable 2 ...

Page 129: ...e AMP8P AMP2PX4 RSPL 8 4 20 3 40308501 Eraser Bkt Assy RSPL 8 4 8 4 40324301 Eraser Bkt KCM Assy RSPL 8 4 9 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 130: ...re shaft link 7 by pressing it in the arrow C direction and turning its left side under 5 the contact BL L assy Detach the sensor assy T KCM 1 bracket sensor T KCM 2 spring support R 4 lever link 6 R 5 and the bearing 6 from the shaft link 7 Remove 2 E rings 8 then remove the spring support L 9 and lever link L 10 7 Notice for mounting Engagement between the lever Up Dn and boss A of the lever lin...

Page 131: ... 4 19 2 40136201 Bracket Sensor Toner KCM RSPL 8 4 16 5 40132301 Lever Link R RSPL 8 4 11 4 40168401 Spring Support R RSPL 8 4 14 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 132: ...See 3 3 14 1 Remove the motor assy BT See 3 3 15 2 Remove the high voltage power supply unit See 3 3 33 3 Remove the shaft link See 3 3 35 4 Removal of the contact BL R Assy 5 Unscrew 2 screws 1 and unplug the cable 2 then rmeove the contact BL R assy 3 Removal of the contact CL R Assy 6 Unscrew 2 screws 4 then remove the contact CL R Assy 5 ...

Page 133: ...Amp 14p 1MPX43 RSPL 8 4 18 5 40309001 Contact BK T CL R Assy RSPL 8 4 7 Includes 40135301 Photo Interrupter RSPL 8 4 6 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 134: ... 3 37 Contact BL L Assy Contact CL L Assy Remove the shaft link See 3 3 35 1 Removal of the contact BL L assy 2 Unscrew 2 screws 1 then remove the contact BL L Assy 2 Removal of the contact CL L assy 3 Unscrew 2 screws 93 then remove the contact CL L assy 4 ...

Page 135: ...t BL L Assy RSPL 8 4 1 Includes A 40278101 Plate Earth LK RSPL 8 4 2 A 51608901 PP4076 5308P001 Bearing F RSPL 8 4 3 4 40324401 Contact CL L Assy 8 4 4 Includes A Both Parts Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business ...

Page 136: ...Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 137: ...ssembly 3 3 38 Contact SB Assy Remove the contact BL L assy and contact CL L assy See 3 3 37 1 Unscrew 3 screws 1 then remove the plate blind 2 2 Unplug 7 codes 3 3 Unscrew 3 screws 4 then remove the contact SB assy 5 4 Figure 3 3 38 Contact SB Assy ...

Page 138: ...nd RSPL 8 3 9 5 40308801 Contact SB Assy RSPL 8 3 8 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 139: ...19 3 Remove the motor assy BT See 3 3 15 4 Remove the gear heat assy See 3 3 12 5 Remove the roller assy hopping See 3 3 25 6 Remove the holder gear toner assy See 3 3 30 7 Remove the high voltage power supply unit See 3 3 33 8 Unplug the inlet AC See 3 3 16 9 Unscrew 9 screws 1 then remove the guide cassettes L 2 and R 3 together 10 Unscrew the screw 4 then remove the switch 5 11 Unscrew the scre...

Page 140: ...ssette R Assy RSPL 8 3 61 8 7 1 5 50928901 4PP4076 5306P001 Spring Detector RSPL 8 7 2 7 40368301 PXC PCB RSPL 8 7 5 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 141: ...r lock heat guides blue on both sides then lift the fuser 2 unit assy 1 and remove it Figure 3 3 40 Heat Unit Assy 1 40490901 Unit Fuser 120V OP8c RSPL 8 2 21 40490904 Unit Fuser 220V OP8c RSPL 8 2 21 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 142: ...Disassembly 3 3 41 Oil Roller Kit Remove the heat unit assy See 3 3 40 1 Release the lock by turning down the lever in the arrow A direction then slide the oil roller assy 1 2 with its right side lifted and remove it Figure 3 3 41 Oil Roller Kit ...

Page 143: ...5301 Oil Roller Kit Consumable 8 2 12 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 144: ...ving methods for right side and left side of each part are the same Here describes the method for right side Remove the heat unit assy See 3 3 40 1 Unscrew 2 screws 1 then remove the guide side heat 2 2 Remove the E ring 3 then lever lock heat R 4 Be careful not to lose the spring lock 5 which 3 slips off together ...

Page 145: ...Lock Heat Unit R RSPL 8 3 14 40163501 Lever Lock Heat Unit L RSPL 8 3 13 5 40163702 Spring Lock Heat R RSPL 8 3 12 40163701 Spring Lock Heat L RSPL 8 3 11 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 146: ...tte assy See 3 3 32 2 Remove the heat unit assy See 3 3 40 3 Unplug the cable 1 and the screw 2 then remove the PXL PCB 3 4 Release the lock of the claw then remove the sensor cover 4 5 Figure 3 3 43 PXL PCB 1 40171801 Cord Wire AMP7P AMP7P White 300 mm RSPL 8 3 57 3 40437501 PXL PCB RSPL 8 3 56 4 40162201 Cover Sensor RSPL 8 3 54 ...

Page 148: ...emove the cover assy rear See 3 3 1 1 Remove the paper eject assy See 3 3 3 2 Remove the gear heat assy See 3 3 12 3 Remove the belt cassette assy See 3 3 32 4 Open the stacker cover and remove the heat unit assy See 3 3 40 5 Unscrew 4 screws 1 then remove the heat unit guide assy 2 6 ...

Page 149: ...4 Heat Unit Guide Assy 2 40162101 Guide Assy Heat Unit RSPL 8 3 39 Includes 40449401 Guide Assy Heat RSPL 8 3 41 40264401 Spring Eject Heat RSPL 8 3 49 40162201 Cover Sensor RSPL 8 3 54 40437501 PXL PCB RSPL 8 3 56 ...

Page 151: ...4 which slips off together 3 Remove the holder LED assy 2 by spreading the A part of the guide holder a little bit with a flat blade screwdriver Be careful not to lose the spring 5 which slips off together Figure 3 3 45 Holder LED Assy LED Head Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http ...

Page 152: ... PU PXS PCB setting This page printer supports three maintenance modes Select and enter a maintenance mode fit for the adjustment 4 1 Maintenance Modes and Their Functions 4 2 Adjustments after Parts Replacement Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 153: ...and Their Functions 4 1 1 User maintenance mode 4 1 2 System maintenance mode 4 1 3 Engine maintenance mode Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 154: ...starts To exit this mode shut off power to the page printer This is the only way to exit this 3 mode c Drum counter reset for yellow magenta cyan and black Used to reset the drum life after the image drum is replaced 1 After drum counter resetting is made the page printer does not enter the operation 2 mode automatically d Fuser count reset Resets the fuser life counter the fuser unit is replaced ...

Page 155: ...d When the printing becomes scratchy it should be incremented Press the ENTER key to write the setting to the EEPROM n Color Register Adjust Execute Sets values for correcting X axis diagonal and Y axis deviations of the LED heads yellow magenta and cyan relative to black The tandem type page printer is equipped with an array of image drum I D units which cannot be free from generation of color de...

Page 156: ...B OP MENU ENABLE DISABLE SETTING EEPROM X ADJUST 0 mm 0 25 mm 0 50 mm 2 00 mm 2 00 mm 1 75 mm 0 25 mm SETTING EEPROM Y ADJUST 0 mm 0 25 mm 0 50 mm 2 00 mm 2 00 mm 1 75 mm 0 25 mm SETTING EEPROM YELLOW DARKNESS 0 1 2 2 1 SETTING EEPROM MAGENTA DARKNESS 0 1 2 2 1 SETTING EEPROM CYAN DARKNESS 0 1 2 2 1 SETTING EEPROM ...

Page 157: ... 2 2 1 COLOR REG ADJUST EXECUTE Refer to Section 4 2 2 color deviation correction Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 158: ...s printing z HSP ERROR recovery z HSP ERROR count reset z Page count printing enable disable z EEPROM reset z HSP ERROR count display z 1 Page count display The total number of pages counted at the engine is displayed on the operator panel z 2 Page count printing enable disable This function selects whether to include enable or exclude disable the total number of printed z pages counted at the eng...

Page 159: ...ER key After completing the process PAGE CNT nnnnnn PAGE PRT DISABLE ENABLE CONT PRT CONT PRT PRINTING CONT PRT CANCELLED Press the ONLINE button EEPROM RESET EEPROM RESETTING HSPERR RECOVER STOP SETTING EEPROM HSPERR CNT nn HSPERR CNT RST HSPERR RESETTING HSPERR CNT RST Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any upd...

Page 160: ...e reset z 1 Head drive time setting Yellow Magenta Cyan and Black Sets the time of driving each LED head 2 Drum count display Yellow Magenta Cyan and Black Displays the number of revolutions of each image drum counted by the engine on the LCD 3 Total drum count display Yellow Magenta Cyan Black Displays the total number of rotations at each color 4 Fuser count display Displays the total number of ...

Page 161: ...ion DF After pressing ENTER key After completing the process YELLOW LED HEAD No 1 No 2 No 16 No 17 No 32 SETTING EEPROM MAGENTA LED HEAD No 1 No 2 No 16 No 17 No 32 SETTING EEPROM CYAN LED HEAD No 1 No 2 No 16 No 17 No 32 SETTING EEPROM BLACK LED HEAD No 1 No 2 No 16 No 17 No 32 SETTING EEPROM Engine Maintenance mode menu system 2 2 Category Selection DF After pressing ENTER key After completing t...

Page 162: ...nnnn Oil Roller Count nnnnnnn T1 POSITION 0 mm 1 mm 7 mm 8 mm 1 mm SETTING EEPROM T2 POSITION 0 mm 1 mm 7 mm 8 mm 1 mm SETTING EEPROM FF POSITION 0 mm 1 mm 7 mm 8 mm 1 mm SETTING EEPROM ENGINE REST ENGINE RESETTING ENGINE RESET Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 163: ...et the drum counter and correct color deviations Fuser Unit Reset the fuser counter and correct color deviations Transfer Belt Reset the belt counter and correct color deviations EEPROM PU block Set the LED head driving time and correct color deviations Oil Roller Reset the oil roller counter Other parts Correct color deviations if any 4 2 1 Confirm the LED head driving time 4 2 2 Color Registrati...

Page 164: ... not necessary A confirmation of the drive time re reset is necessary Display of illumination level of the LED head z Parameter value displayed on LCD Illumination level of LED head Parameter value displayed on LCD Illumination level of LED head 1 155 17 53 57 2 145 154 18 50 52 3 136 144 19 47 49 4 127 135 20 44 46 5 119 126 21 41 43 6 111 118 22 38 40 7 104 110 23 36 37 8 97 103 24 33 35 9 91 96...

Page 165: ...0 22 24 15 61 64 31 21 21 16 58 60 32 20 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 166: ...o 3 for yellow 4 to 6 for magenta and 7 to 9 for cyan c After a color chart is printed out the menu shows the ADJUST 1 mode for entering a correction value for the left 1 yellow chart d Enter correction values for 1 left yellow chart 2 middle yellow chart and 3 right yellow chart Similarly enter correction values for 4 to 6 for left middle and center magenta charts and for 7 to 9 for left middle a...

Page 167: ......

Page 168: ...Color Check pattern Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 169: ... 5 1 Periodically Replaced Parts 5 2 Cleaning 5 3 Cleaning the LED Lens Array 5 4 Cleaning the Pickup Roller Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 170: ... out Reset the drum counter of the replaced drum Oil Roller Assy When the OIL ROLLER LIFE message is displayed When 10 000 pages are printed out Replace Holder Assy Oil Roller Waste toner bottle When the WASTE TONER FULL message is displayed When 25 000 pages are printed out single images of 5 print density Replace Waste Toner Bottle and Oil Roller Fuser Unit When the FUSER LIFE message is display...

Page 171: ...and small vacuum cleaner The vacuum cleaner must have a toner safe filter Caution Do not touch the terminals of the image drums the LED lens array or the LED head connector block Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 172: ...zontal lines appear on output clean the Pick up Roller Note Clean it up with a soft cloth so that the surface is not scratched Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 173: ... 6 2 Points to Check before Correcting Image Problems 6 3 Tips for Correcting Image Problems 6 4 Preparation for Troubleshooting 6 5 Troubleshooting Charts Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 174: ...user s manual 1 Gather as much information on the problem from the customer as possible 2 Perform inspections in conditions close to those in which the problem occurred 3 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 175: ...supplies toner and the routine replacement part image drum cartridge been replaced 2 properly Does the paper meet specifications See paper specifications section 3 Has the image drum cartridge been installed properly 4 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 176: ...ages for this printer are displayed on the liquid crystal display LCD in the operator panel Take proper corrective action as directed by messages that are displayed on the LCD Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 177: ...this printer troubleshoot using the following flowchart 6 5 1 LCD status message problem list 6 5 2 LCD message troubleshooting 6 5 3 Image troubleshooting Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 178: ...ALIZING Undefined Undefined Undefined Undefined OFF OFF Displayed while the controller is initializing after the page printer is powered on Normal operation ON LINE Undefined Undefined Undefined Undefined ON Undefined The printer is in the on line mode Normal operation OFF LINE Undefined Undefined Undefined Undefined OFF Undefined The printer is in the off line mode Normal operation PRINTING Undef...

Page 179: ...l operation PS NOT AVAILABLE Undefined Undefined Undefined Undefined Undefined Undefined Indicates that a printer language which is not available has been specified by the PCL command Normal operation When CLEARABL E WARNINGS On the menu is set to ON press the RECOVER switch to clear the message COPY nnn mmm Undefined Undefined Undefined Undefined Undefined Undefined Displays the number of copies ...

Page 180: ...er cartridge is replaced CHG DRUM ON ON ON ON Undefined ON Indicates that the end of life of a specified color drum has been reached The LED of the color lights Normal operation This message is cleared when the specified drum is replaced After the drum is replaced its drum counter must be reset See the user s manual FUSER LIFE Undefined Undefined Undefined Undefined Undefined ON Indicates that the...

Page 181: ...nitializes the printer to the user default status The temporary DLL macro and user patterns are deleted Normal operation PRINT DEMO PAGE Undefined Undefined Undefined Undefined Blink or ON Undefined Prints out a demo page This operation is started by a command when the READY LED is on or by a switch when the READY LED is blinking Normal operation PRINT MENU Undefined Undefined Undefined Undefined ...

Page 182: ...r assy is replaced After the oil roller assy is replaced its counter must be reset See the user s manual PRINT FONTS Undefined Undefined Undefined Undefined Blink or ON Undefined Prints out all character sets fonts for the printer available This operation is started by a command when the READY LED is on or by a switch when the READY LED is blinking Normal operation TONER EMPTY Blink Blink Blink Bl...

Page 183: ...ge is cleared when the front feeder assembly is replaced COVER OPEN Undefined Undefined Undefined Undefined OFF Blink Indicates that the printer cover is open This error is reset when the cover is closed If this error occurs frequently go to Section 6 5 2 BELT NOT INSTALLED Undefined Undefined Undefined Undefined OFF Blink Indicates that the transfer belt has not been installed This error correcte...

Page 184: ...ff Blink Indicates that data overflowed the memory space Too much print data in one page Too much macro data Too much DLL data Data overflow after compression of frame data This error corrected when the RECOVER switch is pressed Expand RAM or reduce data ERROR RECEIVE BUFFER OVERFLOW Undefined Undefined Undefined Undefined OFF Blink Indicates that the receive buffer overflowed This error is correc...

Page 185: ...t use A6 size paper The A6 size paper is available to the first tray or to the front feeder TRAY 1 INSTALL Undefined Undefined Undefined Undefined OFF Blink Indicates that the first tray is pulled out when the second tray optional is used This message is cleared when the first tray is mounted corrected Category Paper Request Table 6 1 LCD Status Message LED K LED C LED M LED Y READY ATTENTI ON Tro...

Page 186: ...y type Tray 1 Tray 2 or Front Check the size of paper in the tray or whether two or more paper sheets are fed at a time When the cover is opened and closed this error is reset and printing resumes If this error occurs frequently go to Section 6 5 2 Category Paper Jam Error Table 6 1 LCD Status Message LED K LED C LED M LED Y READY ATTENTI ON Trouble or Status Remedy PAPER INPUT JAM CHECK tttttt Un...

Page 187: ...ndefined Undefined Undefined OFF Blink Indicates that paper jammed exiting the printer Open the cover and remove the paper jam from the inside of the printer When the cover is opened and closed this error is reset and printing resumes If this error occurs frequently go to Section 6 5 2 Category Interface Error Table 6 1 LCD Status Message LED K LED C LED M LED Y READY ATTENTI ON Trouble or Status ...

Page 188: ... error has occurred xx 10 Interface timeout xx 20 Initialization failed 10 seconds after the page printer is powered on xx 21 It takes 3 seconds or more before the RUN mode starts or the page printer received a Run Mode command in the power on mode xx22 HSP PC communicati on error This page printer recovers from the error when the RECOVER switch is pressed If this error occurs frequently replace t...

Page 189: ...at the interpreter detected one of the errors given below The data coming after this error is recovered until the end of the command When the reception of the command is completed this message is reset automatically Invalid PostScript command The page is complicated and the vertical memory is full Simplify the pages xx Category Interface Error continued Table 6 1 LCD Status Message LED K LED C LED...

Page 190: ...ng the main board PCR PCB or the main board itself When replacing the main board PCR PCB remove the EEPROM chip and proms from the old main board and mount it on the new main board Undefined Undefined Undefined Undefined OFF Blink 30 Indicates that an error was found in the resident RAM by the resident RAM check Power off then power on the printer If this error still occurs replace the main board ...

Page 191: ...R PCB remove the EEPROM chip and proms from the old main board and mount it on the new main board Undefined Undefined Undefined Undefined OFF Blink 50 Indicates that an error was found in the optional ROM by the optional ROM check Power off then power on If this error still occurs replace the optional ROM on the main board PCR PCB or the main board itself When replacing the main board PCR PCB remo...

Page 192: ... work normally after being turned on 1 2 JAM Error Paper Input Jam 1st Tray Paper Input Jam Front Feeder Paper Feed Jam Paper Exit Jam 2 4 2 1 2 2 2 3 2 4 3 Paper Size Error 3 4 Image Drum 4 5 Fusing Unit Error 5 6 Fan Motor Error 6 7 Cannot receive data from parallel interface 7 8 Cannot receive data from OKI HSP interface 8 Note When replacing the main board PCR PCB and the engine board PX4 PCB ...

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Page 201: ...re 6 2 D 4 Vertical white Figure 6 2 F 5 Poor fusing Images are blurred or peeled off when touched 6 Evenly spaced repeating marks Figure 6 2 E 7 Missing characters or colors 8 Poor synthesization Color 9 Printout colors different from original colors 1 A Light or blurred images B Dark background C Blank paper D Vertical lines E Evenly space repeating marks D Vertical lines Copyright 1998 Okidata ...

Page 202: ...PAGE 8c Chapter 6 Troubleshooting Procedures Blank paper Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 203: ...GE 8c Chapter 6 Troubleshooting Procedures Vertical black Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 204: ...GE 8c Chapter 6 Troubleshooting Procedures Vertical white Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 205: ...leshooting Procedures Poor fusing Images are blurred or peeled off when touched Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 206: ... 28 3 mm Charging Roller Replace the image drum unit 114 mm Heat Roller Replace the fusing unit assembly 47 1 mm Transfer Roller Replace the Transfer Belt assembly Note After replacing the image drum unit the fusing unit and the Transfer Belt cassette assembly be sure to reset their counters in the User Maintenance mode Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the...

Page 207: ...Page 98 Service Guide OKIPAGE 8c Chapter 6 Troubleshooting Procedures Missing characters or colors ...

Page 209: ... remount it on the new one 2 After replacing the image drum unit be sure to reset its counter in the User Maintenance mode 3 After replacing the LED head assembly be sure to adjust its drive time and correct its color deviation Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 210: ...Page Service Guide OKIPAGE 8c Chapter 6 Troubleshooting Procedures Printout colors different from original colors ...

Page 212: ...Page 100 Service Guide OKIPAGE 8c Chapter 7 Wiring Diagram 7 1 Resistance Check ...

Page 213: ......

Page 215: ...Page 101 Service Guide OKIPAGE 8c Chapter 7 Wiring Diagram 7 2 Program Font ROM Location 1 PCR PCB Main Board 2 PX4 PCB Engine Board ...

Page 216: ... 3 Power Supply PCB ...

Page 217: ... 4 PCO PCB 5 PXF PCB ...

Page 219: ...A made by Daiichi Denshi or equivalent Cable side z 36 pin plug Type 57 30360 made by Daiichi Denshi or equivalent Plug 552274 1 AMP 552073 1 AMP or equivalent 2 Cable Cable length z 6 ft 1 8 m max A Shielded cable composed of twisted pair wires is recommended for noise prevention Note Cable is not supplied with the printer and is not available from Oki 3 Table of Parallel I F Signals ...

Page 220: ...ompatibility mode Nibble mode ECP mode Data bit length 8 bits in the compatibility mode Input prime Valid Invalid Receive buffer 8K 20K 50K 100K 1M Bytes Control Handshaking control is performed in each mode Data received from the host is stored in the receive buffer Busy control is performed Signal lead control is performed ...

Page 221: ...iming Charts Data receiving timing Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 222: ...Page 103 Service Guide OKIPAGE 8c Chapter A Illustrated Parts List Diagram A1 Covers Top Sides Diagram Number OKI Part Number Univerisal Part Number Part Description ...

Page 223: ...Stacker Cover Assy Stacker Cover Assy Side R Cover Side R Frame Side Right Cover Front R Cover Assy OP Panel Cover Assy OP Panel OEL INT 230V Cover Sub Assy OP Panel Cover Front L Cover Assy Side L Cover Side L Cover Knob Frame Side L Cover Rear L PCB PCO CABLE OP Screw Guide Eject FD Assy Cover Sub Assy Stacker Film Waste Toner Foam Seal Cover Spring Support Copyright 1998 Okidata Division of OKI...

Page 224: ...Page 104 Service Guide OKIPAGE 8c Chapter A Illustrated Parts List Diagram A2 Printer Unit Diagram Number OKI Part Number Univerisal Part Number Part Description ...

Page 225: ... Bracket FF Link Guide Paper Input Assy Holder Gear Toner Assy Belt Unit Oil Roller Unit High Voltage Power Supply Unit Bracket HV BT Assy Plate HV Holder Innret Separator Frame assy Separation Spring Spring Damper assy Paper Cassette Assy Fuser Unit 230V Fuser Unit Magenta Toner Cartridge Kit Type C1 Yellow Toner Cartridge Kit Type C1 Cyan Toner Cartridge Kit Type C1 Black Toner Cartridge Kit Typ...

Page 226: ...Page 105 Service Guide OKIPAGE 8c Chapter A Illustrated Parts List Diagram A3 Main Chassis Unit 1 Diagram Number OKI Part Number Univerisal Part Number Part Description ...

Page 227: ...Assy Box Toner Frame Side L Frame Side R Contact SB Assy Plate Blind Guide Side Heat unit Spring Lock L Spring Lock Heat Lever Lock Heat unit L Lever Lock Heat unit R Limiter 2Way L Limiter 2Way R Plate Guard L Plate Guard R Stay Lower Front Lever Regist Sensor PCB PXM Roller Registration Roller Assy Hopping Guide Paper Input Assy Bearing Hopping Gear Z20 Bearing Bushing ADF Gear Oneway 96 Gear On...

Page 229: ...Page 106 Service Guide OKIPAGE 8c Chapter A Illustrated Parts List Diagram A4 Main Chassis Unit 2 Diagram Number OKI Part Number Univerisal Part Number Part Description ...

Page 230: ...e Earth LK Bearing Contact CL L Assy Contact Bkt BL R assy Photo Interrupter Contact BKT CL R Assy Eraser BKT Assy Eraser BKT KCM Assy Shaft Link Lever Link R Lever Link L E Ring Spring Support R Spring Support L Bracket Sensor Toner KCM Bearing AMP14P AMP3PX4 Sensor Assy T KCM AMP8P AMP2PX4 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exc...

Page 231: ...Page 107 Service Guide OKIPAGE 8c Chapter A Illustrated Parts List Diagram A5 Main Chassis Motor PCB Diagram Number OKI Part Number Univerisal Part Number Part Description ...

Page 232: ...ssy Gear Oneway Z30 LEVER UP DOWN 2 YMC Bracket Hopping Motor Gear Idle 92 Gear Feed 118 17 Gear Oneway Z48 74 Motor Pulse ID PCB PX4 Engine PCB PXF Cover CU PCB PCR Main Plate Sealed Motor Fan Screw Board IF AMP8P AMP4PX2 JST12 AMP15 AMP10 AMP9 AMP12P AMP3PX2 AMP8P AMP4PX2 AMP12P AMP3PX4 AMP14P AMP3PX4 AMP7P AMP7P AMP6P AMP4P HCUJ 1 25 16F 300 AMP12 AMP4 3X2 Cordwire JST6P AMP3PX2 Connector Cord ...

Page 233: ...6001 40394201 40171702 40408601 40449301 40197401 40449201 40218301 56636301 56636201 40547301 40456101 40410701 56636206 56730960 40700401 Frame Upper Holder LED Assy Guide Holder Spring Head Spring EP PCB PD6 Board Plate Oil Sensor AMP2P MSW Holder Switch Plate Support L Assy Torsion Spring A Plate Support R Assy Torsion Spring B Flat Cable Clip HCUJ 1 25 14F 140 10S6 B MI 2896 LED HEAD JST12 AM...

Page 235: ... Part Description 1 2 3 4 5 6 40449801 50928901 56730640 40177701 40368301 53346601 Guide Cassette R Sub Assy Spring Detector Square shaped connector Connector Cord PCB PXC Plate Earth Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 236: ...0701 40130601 40130201 40129501 40135301 40308601 40135301 40449601 Frame Motor ID1 Motor Pulse ID Gear 25 75 Gear Helical 67 43 24 Gear Helical 67 18 Gear Z53 44 Bracket Support ID Photo Interrupter Toner Sensor Y Assy Photo Interrupter Sensor Assy T Y Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this mater...

Page 237: ...6 7 8 40129401 40124101 40129901 40130701 40130601 40130201 40129501 40135301 Frame Motor ID Motor Pulse ID Gear 25 75 Gear Helical 67 43 24 Gear Helical 67 18 Gear Z53 44 Bracket Support ID Photo Interrupter Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 238: ...ibes the field maintenance methods for High Capacity Second Paper Feeder option of OKIPAGE 10i Series LED Page Printer Refer to the Printer Handbook for equipment handling and operation methods Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 239: ...ory I Second Paper Feed 1 0 Outline 1 1 Functions 1 2 External View and Component Names Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 240: ... that can be used z Paper Type Standard paper Xerox 4200 20 lb z Special paper OHP sheets for PPC Label sheets PPC sheets use of envelopes or thick paper is z not possible Cut sheet size A4 A5 B5 Letter Executive Legal13 Legal14 z Special size Paper width 148 to 216mm Paper length 210 to 355 6mm z Weight 16 lb to 24 lb 60 to 90 g m 2 z Paper setting quantity 500 sheets of paper weighing 64 g m 2 z...

Page 241: ...roduct Accessory I Second Paper Feed 1 2 External View and Component Names Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 242: ... I Second Paper Feed 2 0 Mechanism Description 2 1 General Mechanism 2 2 Hopper Mechanism Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 243: ...aper is fed for a predesignated distance until its leading edge reaches roller G 2 Next the hopping motor rotates in the direction of arrow B While the hopping gear also turns at the same time due to the one way bearing being engaged at the hopping gear the roller C does not turn The planet gear D moves in the direction of the arrow F drives the Roller G and feeds the paper into the printer until ...

Page 244: ...2 Hopper Mechanism The hopper automatically feeds the printer with the paper being sent single sheet at a time When the paper is loaded in the paper cassette it is then transported by the hopping motor carrying forward only a single sheet at a time caught by hopping roller at a time ...

Page 246: ...he field This section describes the disassembly procedures and for reassembly procedures basically proceed with the disassembly procedures in the reverse order 3 1 Precautions Concerning Parts Replacement 3 2 Parts Layout Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 247: ...of disassembly suitable for the purpose of the procedure and do not disassemble any more than necessary 4 Only specified service tools may be used 5 Disassembly must be carried out according to the prescribed procedures Parts may be damaged if such procedures are not followed 6 Small parts such as screws and collars can easily be lost Therefore these parts should be temporarily fixed in the origin...

Page 249: ...Page 121 Service Guide OKIPAGE 8c Chapter Product Accessory I Second Paper Feed 3 2 Parts Layout This section describes the layout of the main components ...

Page 251: ...e components listed in the disassembly order diagram below Idle rollers 3 3 1 AOLT PCB 3 3 2 Hopping motor 3 3 3 Feed roller 3 3 4 Hopping roller 3 3 5 Side frame L assy 3 3 6 Side frame R assy 3 3 7 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 252: ... OKIPAGE 8c Chapter Product Accessory I Second Paper Feed 3 3 1 Idle rollers 1 Remove 16 screws 6 and remove Cover Upper 4 and Cover Lower 5 1 Remove two screws 1 and remove the front panel assy 2 2 Remove two idle rollers 3 ...

Page 253: ......

Page 255: ...ice Guide OKIPAGE 8c Chapter Product Accessory I Second Paper Feed 3 3 2 AOLT PCB 1 Remove 16 screw 1 and remove the Cover Lower 2 Cover Upper 6 2 Remove three connectors 3 and three screws 4 3 Remove the AOLT PCB 5 ...

Page 256: ......

Page 258: ...r Lower see 3 3 1 step 1 2 Remove the front panel assy see 3 3 1 step 2 3 Remove two connectors 2 and two screws 3 then remove the hopping motor assy 4 Three gears 5 and the connecting lever 6 as well as the wave washer 7 all come off at the same time so be careful not to lose them 4 Remove two screws 8 and remove the hopping motor 9 ...

Page 260: ... 2 Remove the front panel assy see 3 3 1 step2 3 Remove the AOLT PCB see 3 3 2 4 Remove the hopping motor assy see 3 3 3 5 Remove the latch on the feed roller gear 1 and remove the feed roller gear 1 6 Remove the latch on the feed roller bearing 2 and remove the feed roller bearing 2 7 Shift the feed roller 3 to the right side and lift it out holding it on the left side ...

Page 262: ...ed roller see 3 3 4 2 Remove the latch on the hopping roller gear 1 and remove the hopping roller gear 1 The bearing F 2 comes off at the same time so be careful not to lose it 3 Remove the latch on bearing L 3 and remove the bearing L 3 4 Remove the hopping roller sub 4 and remove the hopping roller rubber 5 from it ...

Page 264: ...1 Remove the hopping roller see 3 3 5 2 Remove three screws 1 and remove the upper plate 2 3 Remove the cassette lock spring 3 link 4 pull block 5 note the directions of the hooks of the cassette lock spring 3 4 Remove the spring 7 and cassette stopper 8 5 Remove the screw 9 and remove the link support 10 ...

Page 266: ...emove the upper plate 2 3 Remove the cassette lock spring 3 link 4 pull block 5 and earth plate 6 note the directions of the hooks of the cassette lock spring 3 4 Remove the spring 7 and remove the cassette stopper 8 5 Remove the screw 9 and remove the link support 10 6 Remove the screw 11 and remove the detector spring 12 7 Remove the screw 13 and remove the AOLD PCB 14 ...

Page 268: ...ecautions Prior to the Troubleshooting 4 2 Preparations for the Troubleshooting 4 3 Troubleshooting Method 4 3 1 LCD Status Message List Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 269: ...ecking items provided in the Printer Handbook 2 Obtain detailed information concerning the problem from the user 3 Check in conditions similar to that in which the problem occurred Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 270: ... status of the problem is displayed on the LCD Liquid Crystal Display on the Operator panel Go through the appropriate troubleshooting procedures according to the messages displayed on the LCD Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 271: ... Troubleshooting Method When a problem occurs go through the troubleshooting according to the following procedure Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 272: ...tion Notifies of occurrence of jam while the paper is being ejected from the printer Check the paper in the printer Carry out the recovery printing by opening and closing the cover and turn the error display off Paper size error Notifies of incorrect size paper feeding from High Capacity Second Paper Feeder Check the paper in the High Capacity Second Paper Feeder Also check to see if there was a f...

Page 274: ...ter Product Accessory I Second Paper Feed 4 3 2 Troubleshooting Flow Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 275: ...ry I Second Paper Feed 5 0 CONNECTION DIAGRAM 5 1 Interconnection Diagram 5 2 PCB Layout Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 276: ...ter Product Accessory I Second Paper Feed 5 1 Interconnection Diagram Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 277: ...Page 138 Service Guide OKIPAGE 8c Chapter Product Accessory I Second Paper Feed 5 2 PCB Layout TQSB 2 PCB ...

Page 279: ...ry I Second Paper Feed 6 PARTS LIST High Capacity Second Paper Feeder 2nd Tray Assembly Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 280: ...Page 140 Service Guide OKIPAGE 8c Chapter Product Accessory I Second Paper Feed High Capacity Second Paper Feeder ...

Page 281: ...Table 6 1 High Capacity Second Paper Feeder No Description OKI J Part Qty 1 AOLD PCB 1 2 Feed roller 56408701 1 ...

Page 282: ... 3 10 AOLT PCB 55077511 1 11 Connector Cord 56730803 1 12 Square shaped connector 56730803 1 13 Bush 56730641 1 14 Shaft earth plate 53346801 1 15 Paper cassette assy 40744401 1 16 Separator frame assy 40607701 1 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

Page 283: ...Page 141 Service Guide OKIPAGE 8c Chapter Product Accessory I Second Paper Feed 2nd Tray Assembly ...

Page 284: ......

Page 285: ... 9 Hopping flame assembly 1PA4122 1366G001 1 3 6 10 Bush metal ADF 4PP3522 3568P001 1 3 5 11 Gear z70 4PP4122 1207P001 1 3 5 12 Lever sensor p 3PP4122 1331P001 1 3 5 13 Feed roller assembly 3PA4122 1393G001 1 3 5 14 Cable connector 3YS4111 3528P001 1 3 5 15 Stepping motor 3PB4122 1399P001 1 3 6 16 Bracket 4PP4122 1384G001 1 3 5 17 Gear z24 4PP4122 1383P001 2 3 5 18 Gear z87 z60 4PP4122 1226P001 1 ...

Page 286: ...4122 1382P001 1 6 12 24 TQSB 2 PCB 4YA4046 1651G002 1 3 6 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com ...

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