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Ricoh A212, Service Manual

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Ricoh A212 Service Manual Download Page 87

Description

Index No.

P to P Location

CB High Voltage Supply Board (PCB5)

1

K12

Erase Lamp (L6)

2

A4

Operation Panel Board (PCB7)

3

A6

Pre-transfer Lamp (L4)

4

Q9

Quenching Lamp (L5)

5

Q8

Transformer (220 ~ 240 V machines only) (TR1)

6

C10

Nose Filter Board (220 ~ 240 V machines only) (PCB8)

7

B9

Circuit Breaker (220 ~ 240 V machines only) (CB1)

8

A9

Choke Coil (CC1)

9

H12

DC Power Supply Board (PCB3)

10

I10

AC Drive Board (PCB2)

11

E11

Auto Image Density Sensor (ADS Sensor) (S22)

12

G9

Main Control Board (PCB1)

13

K7

Summary of Contents for A212

Page 1: ...warm up period is completed 6 The inside and the metal parts of the fusing unit become extremely hot while the copier is operating Be careful to avoid touching those components with your bare hands HE...

Page 2: ...veloper and organic photoconductor according to local regulations These are non toxic supplies 3 Dispose of replaced parts in accordance with local regulations 4 When keeping used lithium batteries in...

Page 3: ...sert Version The A212 copier is based on the A161 copier The A214 copier is based on the A162 copier Only the differences from the A161 A162 copier are described in the following pages Refer to the A1...

Page 4: ...81 2 lengthwise By pass Duplex Copying Maximum A3 11 x 17 Minimum A5 81 2 x 51 2 sideways Copy Paper Weight Paper tray 64 90 g m2 17 24 lb By pass 52 157 g m2 14 42 lb LCT 52 128 g m2 14 34 lb Duplex...

Page 5: ...e above measurements were made in accordance with ISO 7779 Full System Copier ADF Paper Tray Unit 10 Bin S S Copier Only Full System Maximum 1 45 kW 1 50 kW Copying 0 64 kW 0 72 kW Warm up 0 95 kW 0 9...

Page 6: ...he 1st tray see Installation Paper Feed Station Definition of the base copier service manual Copy Number Input Ten key pad 1 to 999 count up or count down Manual Image Density Selection 7 steps Automa...

Page 7: ...r 10 bin micro sorter Sorter adapter required when installing a 10 bin sorter stapler or 20 bin mini sorter 1 500 sheet tray unit three 500 sheet trays 1 000 sheet tray unit two 500 sheet trays 500 sh...

Page 8: ...A212 copier Two 500 sheet trays Only for machines with destination code 29 A214 copier A 500 sheet tray A duplex tray A 1000 sheet large capacity tray A212V500 wmf A212V501 wmf A212 A214 Copier 13 Oc...

Page 9: ...2 2 OPTIONAL EQUIPMENT Except for machines with A212 destination code 29 A212V502 wmf MACHINE CONFIGURATION 13 October 1997 6...

Page 10: ...MEMO A212 A214 Copier 13 October 1997 MACHINE CONFIGURATION 7...

Page 11: ...nged NOTE The A212 copier is the same as the A214 copier except that the A212 does not have a duplex tray or an LCT 8 7 5 6 9 10 11 12 13 14 21 20 19 15 16 17 18 22 31 38 37 36 35 34 33 32 4 1 2 3 23...

Page 12: ...Feed Roller 19 Pick up Roller 20 Separation Roller 21 Large Capacity Tray 22 Vertical Transport Rollers 23 Paper Feed Roller 24 Friction Pad 25 Duplex Friction Roller 26 Duplex Feed Roller 27 Jogger...

Page 13: ...ation of the duplex tray 57 PCB10 LCT Interface A214 machine only Interfaces the LCT control signal between the main board and the LCT 88 Motors M1 Main Drives the main unit components 77 M2 Toner Bot...

Page 14: ...LCT Upper Limit A214 machine only Sends a signal to the CPU to stop lifting the LCT bottom plate 26 S10 Registration Detects the leading edge of the copy paper to determine the stop timing of the pap...

Page 15: ...chine only Detects misfeeds 56 S28 Side Fence Jogger HP A214 machine only Detects the home position of the duplex side fence jogger 53 S29 End Fence Jogger HP A214 machine only Detects the home positi...

Page 16: ...ation rollers 67 CL5 By pass Feed Starts paper feed from the by pass feed table or LCT 68 CL6 Relay Drives the relay rollers 70 CL7 Upper Paper Feed A212 machine only Starts paper feed from the upper...

Page 17: ...he main switch is off to prevent moisture from forming on the optics 40 H3 Lower Tray option Turns on when the main switch is off to keep paper dry in the lower paper tray 32 Thermistors TH1 Main Fusi...

Page 18: ...led N A Others CB1 Circuit Breaker 220 240 V machines only Provides back up high current protection for electrical components 8 TR1 Transformer 220 240 V machines only Steps down the wall voltage to 1...

Page 19: ...e normal room temperature point for the base copier A In the base machine rotation time correction was only needed for low temperatures where the temperature correction was large In the new machines t...

Page 20: ...DRUM NOTE The drum in this machine is the same as the A204 A206 A207 A208 A210 A211 copiers Please refer to the A204 A206 A207 A208 A210 A211 manual for details A212 A214 Copier 13 October 1997 DRUM 1...

Page 21: ...1 Toner Shield Glass The shield glass by the green filter above the drum has been removed it is no longer needed 7 2 SCANNER DRIVE The returning speed of the first scanner has changed to 1 000 mm s O...

Page 22: ...A212 A214 copiers 1 to 1 2 77 2 30 83 1 to 2 5 54 4 60 83 8 1 Development Clutch On Off Timing 62mm On 62mm On 30mm On On 30mm 144mm 144mm 62mm 144mm Off T E L E T E L E T E L E On Off Off 205mm Dist...

Page 23: ...rive the top sheet of the paper stack to the relay rollers C The paper tray has two corner separators which allow only one sheet to feed They also hold the paper stack When the paper tray is drawn out...

Page 24: ...l the bottom plate lever D The secondary lift spring E also pulls the bottom plate lever this is described below To apply spring tension for wider paper projection F stops against the end of rail G Wh...

Page 25: ...remains in the tray the bottom plate is supported only by the main lift spring In this case the secondary lift spring does not affect the bottom plate because both ends A B of the secondary lift spri...

Page 26: ...plate by the weight of stopper itself point B on the bottom plate stopper contacts C on the corner separator This prevents the corner separator from over rising The shape of contact point B adjusts t...

Page 27: ...r When the paper tray is pushed into the machine the stopper holder A slides to press the corner separator stopper B down The corner stopper holds down portion C immobilizing the corner separator Damp...

Page 28: ...ecal 1 2 Symbol Explanation Decal 1 3 Optional Margin Adjustment Function Decal 1 4 Combine Originals Explanation Decal 1 5 Receiving Tray 1 6 Operating Instructions except for 27 machines 1 7 User Su...

Page 29: ...10 2 COPIER INSTALLATION PROCEDURE CAUTION Rating Voltage for Peripherals Make sure to plug the cables into the correct sockets A212I500 wmf INSTALLATION 13 October 1997 26...

Page 30: ...ing this copier If not skewed image may result 1 Remove the scanner lock pin A and red tag B as shown 2 Remove the cushion C and red tag D as shown 3 Remove the strips of tape and the sheet of paper E...

Page 31: ...C and a sheet of paper D 3 Open the upper duplex guide plate E and remove the strips of tape F 4 Open the lower duplex guide plate G and remove the styrofoam support H and the sheet of paper I 5 Inst...

Page 32: ...et C as shown 9 Turn the A1 lever D counterclockwise to lower the transfer belt unit Then remove the cushion sheet E 10 Remove the blade release wedge F together with the pick off pawl release mylar G...

Page 33: ...ly D and swing out the bottle holder assembly D 14 Remove the knob screw E and disconnect the white connector F 15 Pull down the development unit lock lever G from under the plate and pull out the dev...

Page 34: ...e remaining developer and rotate the gear again NOTE To prevent the developer from spilling do not rotate the gears in the other direction 18 Remount the toner supply unit on the development unit 2 sc...

Page 35: ...up the bottle holder lock lever so that the knob screw holes are aligned 3 Secure the bottle holder lock lever with the knob screw NOTE Do not swing the bottle holder assembly all the way into its ori...

Page 36: ...the key NOTE The machine will automatically stop when TD sensor initial setting is completed It takes about 2 5 minutes Then perform the Compulsory toner supply SP mode as follows 1 Press the key twic...

Page 37: ...r tray by following the procedure shown in section 2 3 in the base copier manual Paper Size Selection and in Service Tables SP5 019 Paper Size Setting 31 Load paper into the paper trays and the copy t...

Page 38: ...C on the stud screws and slide it to the left 35 Attach the symbol explanation decal D to the top cover as shown If the ARDF will be installed stick the decal on the ARDF exit cover Refer to the ARDF...

Page 39: ...A663 Refer to the A204 A206 A207 A208 A210 A211 service manual for detailed information 10 4 20 BIN SORTER STAPLER A658 Refer to the A204 A206 A207 A208 A210 A211 service manual for detailed informati...

Page 40: ...wing item is new Always push the paper tray in gently If the tray is slammed shut the paper stack might go over the side fence or the corner separators causing double feed or image skewing problems A2...

Page 41: ...Reference Table 7 In the Function column comments extra information are in italics 8 In the Settings column the default values are printed in bold letters 9 RDS means Remote Diagnostic System not avai...

Page 42: ...Adjustments Factory Use Only Do not change the settings 2 801 Developer Agitation 2 802 Drum Charge Roller Temperature 2 812 Drum Reverse Rotation Adjustment 2 901 Drum Charge Roller Cleaning Interval...

Page 43: ...022 xxx Energy Star Selection 5 101 Auto Reset Time Setting 5 102 Auto Energy Saver Time Setting 5 103 Auto Tray Shift 5 104 A3 DLT Double Count 5 106 Image Density Level Correction ADS Correction 5...

Page 44: ...Staple Reset Time Setting 5 907 Cover Mode Selection 5 908 Image Shift Erase Selection 5 909 10 key Zoom Size Magnification 5 910 Not used Peripherals 6 001 SADF Auto Reset Time Setting 6 003 Auto So...

Page 45: ...y Service Call 7 501 Total Jam Counter Copies Originals 7 502 Total Jams by Paper Size Note This is actually the Total Copy Paper Jam Counter The counter is not divided up by Paper Size 7 503 Total Or...

Page 46: ...machine warm up For type 2 fusing idling starts when the detected temperature reaches the operating temperature 15 C For type 1 fusing idling starts when the detected temperature reaches the operating...

Page 47: ...ller 170 190 Default 175 1 C per step Range 170 C to 190 C 1 106 001 Fusing Temperature Display Main Fusing Lamp Displays the temperature C at the surface of the central area of the hot roller as meas...

Page 48: ...x 10 V Just after the main switch is turned on the initial setting voltage is displayed After one or more copies the actual applied voltage including the process control corrections is displayed 2 00...

Page 49: ...All process control corrections are included in the displayed value 2 207 Forced Toner Supply shown as Compulsory Toner Supply on the display Forces the toner bottle to supply toner to the toner suppl...

Page 50: ...e only after adding new developer 2 215 001 to 2 215 002 TD Sensor Output Display Displays the TD sensor output voltage SP2 215 001 VT Current TD sensor output SP2 215 002 VTREF Reference TD sensor ou...

Page 51: ...ID Sensor Initial Setting Performs the ID sensor initial setting ID sensor output for the bare area of the drum VSG is adjusted to 4 0 0 2 V To start this SP mode press the key 3 002 ID Sensor Initial...

Page 52: ...the auto process control mode is switched off VR correction VL correction and the 1 000 copy process control cycle will not be performed 0 OFF 1 1 000 copies 2 500 copies 3 200 copies This SP mode ca...

Page 53: ...fter doing this SP mode ADS initial setting SP4 201 and forced VL detection SP3 105 must also be done See Replacement and Adjustment Copy Quality Adjustments for how to adjust 4 002 Exposure Lamp Volt...

Page 54: ...101 Horizontal Magnification Adjustment Adjusts the magnification perpendicular to the direction of paper travel 0 1 per step Range 1 6 to 1 6 See Replacement and Adjustment Copy Quality Adjustments f...

Page 55: ...ional APS Sensor LT version only Set this to 1 when installing the optional APS sensor 0 Not installed 1 Installed This SP mode is effective only for the LT version In the A4 version even if 1 is sele...

Page 56: ...ecifies whether the copier defaults to APS or manual mode when the main switch is turned on auto reset or mode cleared 1 APS 2 Manual Also see SP6 010 5 004 ADS Priority Selection Specifies whether th...

Page 57: ...t 60 1 second per step Range 1 999 If 0 is selected auto reset is disabled 5 102 Auto Energy Saver Time Setting Sets the time that the machine enters energy saver mode after entering the ready conditi...

Page 58: ...h in erase center mode A4 version 8 25 Default 20 LT version 0 32 1 00 Default 0 80 SP5 908 must be at 1 for this to have any effect A4 version 1 mm per step Range 8 mm to 25 mm LT version 0 01 per st...

Page 59: ...that user code is displayed in the reduce enlarge indicator Hold down the key to display the last three digits Use the 9and keys to check each user code counter 5 404 001 to 5 404 002 User Code Counte...

Page 60: ...Specifies whether PM alarm mode is on or off 0 OFF 1 ON If PM alarm mode is on the manual ID level ADS indicator and copy counter blink when the PM counter reaches the PM interval 5 504 RDS CSS Alarm...

Page 61: ...in Japan only Do not change the factory setting 5 905 APS A4 LT Sideways Priority Specifies whether the machine selects LT sideways paper if the original is A4 If ON is selected LT sideways copy pape...

Page 62: ...6 006 001 to 6 006 002 DF Registration Adjustment Adjusts the registration of the document feeder SP6 006 001 One sided original SP6 006 002 Two sided original 0 32 Default 16 0 3 mm per step Range 4...

Page 63: ...4 LT 20 B4 LG A3 DLT A556 Sorter Sort Mode 30 A4 LT 15 B4 LG 10 A3 DLT Stack Mode 30 A4 LT 10 B4 LG A3 DLT A557 Sorter Sort or Stack Mode 20 A4 LT 15 B4 LG 10 A3 DLT 6 104 Staple Sheet Limit Select wh...

Page 64: ...se with features that are available only in Japan However it does show the total number of copies that have been made The 4th 6th digits are displayed in the reduce enlarge indicator Hold down the 0 k...

Page 65: ...n full size mode 7 301 002 Copies made with reduction 7 301 003 Copies made with enlargement The first three digits are displayed in the reduce enlarge indicator Hold down the key to display the last...

Page 66: ...ax 4 digits The first digit is displayed in the reduce enlarge indicator Hold down the key to display the last three digits 7 504 001 to 7 504 006 Total Jams by Location Displays the total copy paper...

Page 67: ...7 803 PM Counter Check Displays the PM counter after the last PM max 6 digits The first three digits are displayed in the reduce enlarge indicator hold down the key to display the last three digits 7...

Page 68: ...ize SP7 101 Total Copies by Magnification SP7 301 After pressing the final key when entering this SP mode the counters will be reset 7 811 DF Counter Clear Resets the DF counter SP7 205 After pressing...

Page 69: ...s by pressing the key SP Number Without Duplex With Duplex SP7 816 001 1st tray SP7 816 002 2nd tray 1st tray SP7 816 003 3rd tray 2nd tray SP7 816 004 4th tray 3rd tray SP7 816 005 5th tray 4th tray...

Page 70: ...ft Erase Selection 15 5 909 10 Key Zoom Size Magnification 16 5 107 Image Shift Margin Adjustment 17 5 108 Edge Erase Margin Adjustment 18 5 110 Center Erase Margin Adjustment 19 5 906 Manual Staple R...

Page 71: ...exposure lamp and or optics do SP4 001 then 4 201 then 3 105 The toner shield glass has been eliminated AROUND THE DRUM Drum Charge Roller R R R Clean with the special cloth if necessary the cloth mu...

Page 72: ...e Seal C C C Replace if necessary Cleaning Entrance Seal C C C Replace if necessary TRANSFER BELT UNIT Transfer Belt C C R C Spread setting powder See Transfer Belt Cleaning Blade Replacement Wipe wit...

Page 73: ...ration Rollers C C R C Water Replace these rollers as a set Relay rollers C C C Alcohol or water Bottom Plate Pad C R R R Water Relay Clutch I I I Replace every 1 500 k copies Feed Clutch I I I Replac...

Page 74: ...r C C Alcohol or water Bins C C Alcohol or water Bin and Paper Sensors C C Blower brush Bushings L L Launa oil if bushings generate noise Helicam Wheels L L Grease G501 if helicam wheels generate nois...

Page 75: ...d length sensors 6 Inspect the exposure lamp 7 Clean the dust filter 1 Remove the drum and clean the ID sensor with a blower brush 2 Clean the pick off pawls 3 Clean the quenching erase and pre transf...

Page 76: ...d relay rollers for each paper feed station by pass feed and the LCT 3 Replace the bottom plate pad for each paper feed station by pass feed and the LCT 4 Clean the registration rollers 5 Development...

Page 77: ...ning roller exit roller and turn gate transport rollers 4 Replace the hot roller strippers 5 Replace the hot roller Lubricate the flange with Grease Barrierta JFE 55 2 6 Replace the cleaning roller 1...

Page 78: ...ion 4 SP4 001 Exposure Lamp Voltage Adj 5 SP4 201 Auto ADS Gain Adj 6 SP3 105 Forced VL Detection Perform these SP modes only if the exposure lamp has been replaced Make a copy of an OS A3 test chart...

Page 79: ...CLOTH Drum Charge Roller Cloth 1 5420 9516 Test Chart OS A3 10 pcs set 1 5420 9507 Digital Multimeter 1 A008 9502 Silicone Grease G40M 1 5442 9103 Launa Oil 1 5447 9078 Heat Resistant Grease MT 78 1...

Page 80: ...When the bin lift bin drive motor is turning the timing sensor takes over 250 ms to change Possible Causes The timing sensor is defective The bin lift bin drive motor is defective The main control boa...

Page 81: ...han 800 ms for one staple operation from home position to home position Possible Causes The stapler is defective The main control board is defective E940 Main Switch Error Definition A The detection m...

Page 82: ...COPIER ELECTRICAL COMPONENT LAYOUT 2 3 4 5 6 7 8 1 12 11 10 13 9 A212S500 wmf...

Page 83: ...14 15 16 17 19 20 21 22 23 24 25 26 18 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 A212S501 wmf...

Page 84: ...42 43 44 45 46 47 49 50 51 53 56 57 58 64 63 62 61 60 59 48 52 55 54 A212S502 wmf...

Page 85: ...65 66 67 68 69 70 71 72 73 75 74 79 78 77 76 80 83 82 81 A212S503 wmf...

Page 86: ...84 85 86 87 88 89 90 91 92 93 A212S504 wmf...

Page 87: ...Lamp L4 4 Q9 Quenching Lamp L5 5 Q8 Transformer 220 240 V machines only TR1 6 C10 Nose Filter Board 220 240 V machines only PCB8 7 B9 Circuit Breaker 220 240 V machines only CB1 8 A9 Choke Coil CC1 9...

Page 88: ...2 machine only SW3 24 Q7 By pass Feed Paper Width Sensor S1 25 Q5 LCT Upper Limit Sensor A214 machine only S9 26 N2 Registration Sensor S10 27 K5 By pass Feed Paper End Sensor S2 28 K5 Vertical Guide...

Page 89: ...ex Turn Sensor A214 machine only S26 51 I2 Duplex Feed Motor A214 machine only M10 52 I5 Side Fence Jogger HP Sensor A214 machine only S28 53 I2 Side Fence Jogger Motor A214 machine only M12 54 I3 End...

Page 90: ...2 Lens Horizontal Drive Motor M9 71 I6 3rd Scanner Drive Motor M7 72 H6 Toner Bottle Drive Motor M2 73 L9 Upper Paper Feed Clutch A212 machine only CL7 74 Q8 Lower Paper Feed Clutch CL8 75 Q8 Lens Ver...

Page 91: ...er Limit Sensor A214 machine only S7 86 M2 LCT Paper End Sensor A214 machine only S8 87 N2 LCT Interface Board A214 machine only PCB10 88 L1 LCT Cover Switch 2 A214 machine only SW7 89 K1 Tray Down Sw...

Page 92: ...ens Horizontal H P Sensor Registration Sensor By Pass Feed CL By Pass Feed Table SW By Pass Feed Pick Up SOL NOTE 4 Registration CL By Pass Feed Paper End Sensor 1 2 3 4 5 6 CN483 1 CN483 2 CN483 3 CN...

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