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10.1.7 Right Cover

1. Open the front cover and pull out the paper tray and duplex.

2. Remove the LCT harness cover [A] (1 screw).

3. Remove the LCT rear cover [B] (2 screws).

4. Swing open the LCT [C] and open the by-pass feed table [D].

5. Remove the right cover [E] (4 screws).

[E]

[D]

[A]

[B]

[C]

A166R531.wmf

A195

Copier

25 April 1997

INNER AND OUTER COVERS

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Содержание Aficio 401

Страница 1: ...m the base copier are described in the following pages Therefore this documentation should be treated as an insert version of the base copier s service manual although it has a separate binder It shou...

Страница 2: ...l parts of the fusing unit become extremely hot while the copier is operating Be careful to avoid touching those components with your bare hands HEALTH SAFETY CONDITIONS 1 Never operate the copier wit...

Страница 3: ...bits the repair of laser based optical units in the field The optical housing unit can only be repaired in a factory or at a location with the requisite equipment The laser subsystem is replaceable in...

Страница 4: ...1 2 lengthwise By pass LCT A4 11 x 81 2 sideways only Duplex Copying Maximum A3 11 x 17 Minimum A5 81 2 x 51 2 sideways Copy Paper Weight Paper tray 60 105 g m2 16 24 lb By pass 60 157 g m2 16 42 lb L...

Страница 5: ...Copier Only Full System 1 Sound Power Level Copying 66 0 dB A 69 0 dB A Stand by 40 0 dB A 40 0 dB A 2 Sound Pressure Level at the Operator Position Copying 54 dB A 59 dB A Stand by 25 dB A 25 dB A NO...

Страница 6: ...eets 80 g m2 20 lb paper 30 sheets 81 105 g m2 21 5 27 9 lb paper Toner Replenishment Cartridge exchange 700 g cartridge Toner Yield 20K copies A4 6 full black ID Level 4 Optional Equipment Platen cov...

Страница 7: ...12 6 500 sheet Receiving Tray Option A615 7 Platen Cover Option A381 2 3 bin Sorter Option A566 8 Main Controller Board Option A649 9 Network Interface Card Option A732 For Ethernet 10 A733 For Token...

Страница 8: ...gnal to the LD unit PCB10 84 SBU Contains the CCD and outputs a video signal to the EX IPU board PCB11 94 Lamp Stabilizer Provides dc power for the exposure lamp PCB12 86 Main Scan Synchronization Det...

Страница 9: ...the paper stack M13 38 Side Fence Jogger Drives the side fence jogger to square the paper stack M14 75 DC Drive Board Fan Removes heat from around the DC drive board M15 68 Charge Inlet Fan Provides...

Страница 10: ...r end conditions S19 28 Auto Response Returns the operation panel display and exits from the energy saver mode S20 10 Transfer Belt Position Informs the CPU of the current position of the transfer bel...

Страница 11: ...the LCT this solenoid assists SOL3 SOL2 77 Junction Gate Moves the junction gate to direct copies to the duplex tray or to the paper exit SOL3 64 LCT Pick up Drops the pick up roller all the way down...

Страница 12: ...overheats Counters CO1 25 Total Keeps track of the total number of copies made CO2 N A Key option Used for control of authorized use The copier will not operate until it is installed Others CB1 17 Cir...

Страница 13: ...ulley 4 Main Motor 5 Scanner Drive Motor 6 Fusing Drive Gear 7 Exit Drive Gear 8 Toner Collection Bottle Drive Gear 9 Transfer Belt Drive Gear 10 Cleaning Blade Drive Gear 11 Registration Clutch 12 Pa...

Страница 14: ...l gears These gears are quieter than normal gears The teeth of the development drive gear are chamfered so they engage smoothly with the development roller gear E when the unit is installed The main m...

Страница 15: ...th an incorporated coil is used When the CPU drops CN299 9 from 24 to 0 the main switch contacts are opened The wiring diagram and connector layout are shown below When the main controller board is in...

Страница 16: ...ing on the type of data requested from the host PC 7 2 PROGRAMMING MODE The following table shows the programming mode for the production name and device name Mode Method Entry Brand Name Product Name...

Страница 17: ...rn SP2902 3 No 10 9 9 0 1 mm step 0 0 mm Use the key to toggle between and The specification is 2 1 5 mm See Replacement and Adjustment Copy Image Adjustments in the AD3 service manual for details on...

Страница 18: ...clutch timing determines the amount of paper buckle at registration A ve setting leads to more buckling 9 9 1 mm step 0 mm 2 Paper Feed Timing By pass LCT 1006 Double copy side to side registration Ad...

Страница 19: ...s the current applied to the charge corona wire 900 1300 1 A step 1100 A Do not adjust 2101 1 Leading Edge Erase Margin Printing Adjusts the leading edge erase margin 0 0 9 0 0 1 mm step 3 0 mm The sp...

Страница 20: ...run also supplies toner to the development unit 2208 1 Toner Supply Mode Selects the toner supply mode Detect Fixed Use fixed supply mode only as a temporary measure if process control is not working...

Страница 21: ...1 A step 32 A If the user uses thicker paper the current may have to be increased to ensure sufficient transfer of toner 2 Transfer Current Adjustment 2nd side of the paper Adjusts the current applie...

Страница 22: ...s useful for finding whether the printer or the EX IPU failed If the printout is OK the EX IPU is defective If the printout is not OK the printer is defective 3 Test Pattern Printing Printing Prints t...

Страница 23: ...s the magnification in the sub scan direction for scanning If this value is changed the scanner motor speed is changed 9 0 9 0 0 1 step 0 0 Use the key to toggle between and See Replacement and Adjust...

Страница 24: ...with the exposure lamp off 4301 APS Sensor Output Display Displays the size of an original placed on the exposure glass If A5 or 51 2 x 81 2 is displayed check the current setting of SP 4303 depending...

Страница 25: ...tory use only Do not change the value 8 GA 1 Setting REF The coefficient of the D A converter for the AGC gain curve for scanning the white plate 0 255 1 step 100 This SP mode is for factory use only...

Страница 26: ...ng Filter Mode Selects the coefficients and strengths of the MTF filter and smoothing filter 0 16 1 step 3 Do not change the value 3 Not used 4 GA 3 Setting White Threshold Changes the threshold level...

Страница 27: ...elects either the MTF filter or the smoothing filter in Photo mode 0 MTF filter 1 Smoothing filter The strength of the MTF filter can be selected with SP4903 1 bit 1 The strength of the Smoothing filt...

Страница 28: ...ing All Black Level The value for black areas in binary picture processing mode 0 255 1 step 255 Do not change the value 16 GA4 Setting Print Top Point Level The value for pixels at an edge in stamp m...

Страница 29: ...e the value 5 GA4 Setting Line Width Correction 2 Black Decides the threshold value for a pixel to be black when line width correction type 2 is performed 0 255 1 step 192 Do not change the value 6 GA...

Страница 30: ...takes 4 minutes This SP mode should be done when an abnormal image is printed There is no need to do this at installation as the hard disk firmware already contains bad sector information and damage...

Страница 31: ...tal counter and the current user code counter counts up twice when A3 11 x17 paper is used 5106 ADS Level Selection Selects the image density level that is used in ADS mode 1 7 1 notch step 4 5118 Dis...

Страница 32: ...K section for details 5807 Option Connection Check Checks the connectors to the options 5811 Machine Serial Number Use to input the machine serial number This serial number will be printed on the syst...

Страница 33: ...L BUS INTERFACE CHECK section for details 5946 Printer Controller Disk Error Log Clear To clear the error log of the controller disk See the PRINTER CONTROLLER ERROR LOG section for details 5990 1 SP...

Страница 34: ...free run modes see the DF manual 6105 Finisher Staple Position Adjustment Adjusts the staple position when using the finisher 1 3 5 0 5 mm step 0 0 mm Use the key to toggle between and One staple posi...

Страница 35: ...n AC Power Control Displays the ROM version for AC power control on the AC drive board 6 ROM CPU Version High Voltage Displays the ROM version for the high voltage control board 7 ROM CPU Version EX I...

Страница 36: ...ble for SP2902 3 No Test Pattern No Test Pattern 0 No Print 16 32 Grayscales Horizontal 1 Vertical Lines 1 dot 17 32 Grayscales Vertical 2 Horizontal Lines 1 dot 18 32 Grayscales Vert Hor 3 Vertical L...

Страница 37: ...number 4905 item number 2 3 Enter the path setting number 1 4 Touch the Copy Mode button on the display to access the copy mode display 5 Place the test chart on the exposure glass and make a copy 6 C...

Страница 38: ...t button on the display 4 The status of the test result will be shown on the display 5 Touch the Quit button to leave the SP mode Test result display 1 No Error 2 Err2 XBS16 Assert Error 3 Err3 12 V P...

Страница 39: ...SK ERROR log section on the last page of the printed System Parameter Report as shown in PRINTER DISK ERROR below 3 After printing this list leave copy mode by touching the SP Mode button on the displ...

Страница 40: ...5946 2 Touch Yes on the display to clear the error log The last five error logs will be cleared and the total counter will be reset to 0 The Reset Date will be set to the current date A195 Copier 25 A...

Страница 41: ...5 Perform the Touch Screen Adjustment procedure see the Touch Screen Adjustment chapter in the Replacement and Adjustment section 6 Do the printer and scanner registration and magnification adjustmen...

Страница 42: ...r finisher 2 Open the front cover 3 Slide out the duplex and paper feed trays 4 Remove the left cover D 4 screws 10 1 3 Top Cover 1 Remove the platen cover see the Installation procedure or DF see the...

Страница 43: ...0 1 5 Right Upper Cover 1 Remove the right upper cover B 2 screws 10 1 6 Front Upper Cover 1 Open the front cover 2 Remove the toner bottle holder assembly See Development Unit Removal 3 Remove the op...

Страница 44: ...tray and duplex 2 Remove the LCT harness cover A 1 screw 3 Remove the LCT rear cover B 2 screws 4 Swing open the LCT C and open the by pass feed table D 5 Remove the right cover E 4 screws E D A B C...

Страница 45: ...ove the controller board cover C 9 screws 10 1 9 Rear Cover 1 Remove the controller board cover D See Controller Board Cover Removal 2 Remove the optional scanner board See Scanner Board Removal 3 Rem...

Страница 46: ...ee Controller Board Bracket Replacement 4 Remove the SCSI HDD Unit See HDD unit Replacement 5 Swing out the SCU board plate A 4 screws 6 Remove the fly wheels B 3 screws 7 Remove the drive gear holder...

Страница 47: ...mbly H 3 connectors 3 screws 11 Remove the gear cover I 2 screws 12 Remove the development drive holder J 1 E rings 3 screws 13 Replace the development drive gear K or the toner supply clutch L 2 Alle...

Страница 48: ...emove the wire clamp A 1 screw 4 Remove the HDD unit assembly B 3 screws 2 connectors 5 Replace the HDD unit C 4 screws NOTE 1 Reset the bad sector information SP4911 6 2 If the user has registered us...

Страница 49: ...old SCU board and install them on the new board 6 Make sure that the DIP switch settings on the new board are the same as those on the old board 10 5 BCU BOARD REPLACEMENT 1 Turn off the main switch a...

Страница 50: ...CEMENT 1 Turn off the main switch and unplug the machine 2 Remove the rear cover See Outer Cover Removal 3 Remove the extension board E 2 connector 4 screws E A195R658 2 wmf A195 Copier 25 April 1997...

Страница 51: ...e the controller board cover A See Outer cover Removal 2 Remove the dummy board B 3 connectors 4 screws NOTE If the main controller has been installed the dummy board is not there B A A195R652 wmf INN...

Страница 52: ...ove the main controller board and optional boards See the SP3 controller manual or remove the dummy board See Dummy Board Removal 3 Remove the rear cover See Outer Cover Removal 4 Remove the main cont...

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