Technical Bulletins: Kingfisher 2 (A298), FT4615, 2715Z+, 3715+
Contents
1. The Digital Multimeter has been changed Part Number Description Q ty A0299387 Digital Multimeter 1 RICOH Technical Bulletin PAGE 1 2 Model Kingfisher 2 Date 31 Jan 00 No RA298002 Subject User Code Mode Prepared by M Ishihara From Technical Services Dept GTS Division Classification L Troubleshooting L Part information LI Action required L Mechanical L Electrical x Service manual revision L Paper path LI Transmit receive LI Retrofit information LI Other The following SP modes have been added to the KF2 GKF2 SP 70 No UP mode User Code Mode selection Function Enables User Code Mode Procedure 1 Access SP mode 70 2 Select 1 user code mode Default is 0 No user code 3 The machine is then ready to access the next mode number Note Cut JP101 on the main board Procedure to set the user code 1 U2 is displayed in the copy counter Using the number keys input the three digit user code number e g 111 123 999 Please note that 000 is invalid 2 Press the Auto Image Density key 3 U2 is no longer displayed and the machine becomes ready to copy If any invalid values are entered or other keys are pressed U2 will remain displayed and copies cannot be made 4 After the copy job is completed or one minute after the last key is pressed the machine initiates Auto Reset and becomes ready to set the next user code At this time U2 will be displayed and c2. Other SYMPTOM 1 At machine installation or after the developer is replaced SP66 TD sensor Initial Setting that would usually take about 60 seconds stops after only a few seconds 2 After a new machine is installed copies have high ID and or toner drops onto copies This occurs until about 100 copies are made CAUSE The TD sensor connector A1905346 Development Unit Harness which is mounted on the I U Imaging Unit is not properly connected to the connector of the Development Relay Board A1905145 The board is mounted on the rear side plate of the mainframe If the service technician does not tighten the knob screw while pushing the I U against the raised portion of the mainframe front side plate the TD sensor connector will not be fully inserted into the receiving connector on the board To check whether or not the connection is stable make some copies and check the reading of SP55 If the connection is unstable the SP55 reading will also be unstable e g 71 125 13 17 117 35 RICOH Technical Bulletin PAGE 2 2 SOLUTION I U installation procedure 1 Insert the I U into the mainframe 2 Push the I U toward the back so that the I U front side plate A1902280 remains flush against the raised portion of the front side plate of the mainframe see the illustration below While holding the unit in this position pushing on the handle tighten the knob screw A1902320 by hand until the I U is secure Front Side
3. Plate of the Mainframe Front Side Plate A1902280 of the I U Knob Screw A1902320 3 Use a slotted screwdriver or coin for the final tightening RICOH Technical Bulletin PAGE 1 1 Model Kingfisher 2 Date 10 Mar 00 No RA298004 Subject Installation Procedure for the Imaging Unit Prepared by M Ishihara From Technical Services Dept GTS Division Classification L Troubleshooting L Part information LI Action required L Mechanical L Electrical x Service manual revision L Paper path LI Transmit receive LI Retrofit information LI Other The procedure for installing the imaging unit in the copier has been replaced with a more detailed description Please make sure to install the unit in this way after pouring in the new developer at machine installation or developer replacement Previous 8 Remount the cover on the imaging unit and install the unit in the copier 1 knob screw Then turn the B1 lever clockwise to raise the transfer corona unit Revised 8 Remount the cover on the imaging unit and insert the unit into the mainframe Push the unit toward the back until it stops While holding the unit in this position tighten the knob screw by hand For the final tightening use a screwdriver or coin as shown in the illustration Then turn the B1 lever clockwise to raise the transfer corona unit RiGoOw Technical Bulletin PAGE 1 2 Subject Low image density in leading top area Prepared by M Ishih
4. E 2 4 1 OVERALL MACHINE INFORMATION 1 1 SPECIFICATIONS NOTE Only items marked are different from the base copiers First Copy Time Less than 6 seconds A4 8 5 x 11 sideways NOTE It can be changed in SP mode Warm up Time 120 V machines of A298 Less than 30 seconds at 23 C 230 V machines of A298 Less than 35 seconds at 23 C 120 V machines of A299 Less than 35 seconds at 23 C 230 V machines of A299 Less than 45 seconds at 23 C Power Consumption A298 machines Copier only Full system Warm up 0 95 0 95 Stand by 0 16 0 16 Copying 0 70 0 70 Maximum 1 4 1 5 Energy saver 0 12 0 12 A299 machines Copier only Full system Warm up 0 95 0 95 Stand by 0 16 0 16 Copying 0 70 0 70 Maximum 1 4 1 5 Energy saver 0 12 0 12 Weight Copier only Full system A298 machines 40 5 kg 89 3 1b 53 5 kg 118 0 1b A299 machines 43 5 kg 95 9 1b 56 5 kg 124 6 1b The following transformer is not included in these copiers Symbol Name Copier only Full system TR Transformer Steps down the wall voltage to 30 Vac A219 machines 15 and 8 Vac A245 machines 17 RICOH Technical Bulletin PAGE 3 4 3 INSATLLATION PROCEDURE 3 1 COPIER ACCESSORY CHECK NECR Multi language 19 23 27 29 69 machines Sheet Operate Keytop TWN 19 50 machines Sheet Operate Keytop CHN 62 69 machines Decal Sym
5. RICOH Technical Bulletin PAGE 1 4 Subject Differences from Kingfisher Prepared by K Miura From Technical Service Dept GTS Division Classification L Troubleshooting L Part information LI Action required L Mechanical L Electrical XX Service manual revision LI Paper path LI Transmit receive LI Retrofit information LI Other The new models Kingfisher 2 A298 and Grand Kingfisher 2 will be launched in November 99 They are slightly modified versions of the already existing models Kingfisher Ricoh FT4015 Gestetner 2715z Nashuatec 3715 Rex Rotary 8715Z Savin 9115 Infotec 5151 z and Grand Kingfisher Ricoh FT4618 Gestetner 2718z Nashuatec 3718 Rex Rotary 8718Z Savin 9118 Infotec 5181 z There will be nine destination codes for Kingfisher 2 depending on the area 27 is Europe Ricoh 29 is Asia Ricoh 19 is Taiwan Ricoh 23 is China Ricoh 69 is Russia Ricoh 22 is Europe and Asia Gestetner Nasuatec and Rex Rotary 50 is Taiwan Gestetner 62 is China Gestetner 26 is Europe Infotec There will be four destination codes for the Grand Kingfisher 2 depending on the area 27 is Europe Ricoh 29 is Asia Ricoh 22 is Europe and Asia Gestetner Nasuatec and Rex Rotary 26 is Europe Infotec This RTB clarifies the differences between the base copier and Kingfisher 2 and Grand Kingfisher 2 based on the style of the service manual RICOH Technical Bulletin PAG
6. ara From Technical Services Dept GTS Division Classification X Troubleshooting L Part information L Action required L Mechanical L Electrical L Service manual revision L Paper path L Transmit receive L Retrofit information L Other SYMPTOM The image density of the leading top half of the copy becomes lighter when specific light or halftone originals are copied CAUSE When the 1st and 2nd scanners start to move part of the light from the 1st scanner is directly sent to the mirror of the 2nd scanner as the two scanners are relatively close This extra light received by the mirror will cause the image to appear lighter As scanning continues the 1st scanner increases to twice the speed of the 2nd scanner causing the two scanners to get farther and farther apart Therefore less and less light extra light reaches the 2nd scanner mirror This is why the image is lighter near the leading edge SOLUTION A shading seal A2981684 should be attached to ensure proper image density at the leading edge when making copies with very light halftone originals Because the extra light passes from the 2nd scanner mirror to the photoconductor via the base plate of the optics unit and lens carriage A1901682 the seal should be attached to the lower portion of the lens carriage This will prevent the extra light from passing between the optic base plate and lens carriage This modification will be applied from August 2000
7. bol Explanation TWN 19 50 machines Decal Symbol Explanation Multi language 22 23 26 27 29 machines Decal Symbol Explanation CHN 62 69 machines Operating Instructions Taiwanese 19 50 machines Operating Instructions English 22 26 29 machines Operating Instructions Russian 23 machines 10 Operating Instructions Germany 26 machines 11 Operating Instructions French 26 machines 12 Operating Instructions Italy 26 machines 13 Operating Instructions Spanish 26 machines 14 Operating Instructions Chinese 62 69 machines 15 Exit Tray 16 Power Code Socket 19 50 machines 17 Model Name Decal 22 50 62 machines 18 Decal Keytop Cover 22 50 62 machines 19 Large Decal Energy Star Oe Oe R O et 4 SERVICE TABLES 4 1 SERVICE PROGRAM MODE TABLE The following mode was added Mode No Function Settings 79 Fusing Sets the fusing temperature in energy saver mode 0 3 Temperature Setting for A298 machines A299 machines Default 0 Energy saver 120V 230V 120V 230V mode machines machines machines machines 0 120 130 130 140 1 130 140 140 150 2 140 150 150 160 3 150 160 160 170 RICOH Technical Bulletin PAGE 4 4 5 PREVENTIVE MAINTENANCE SCHEDULE 5 1 PM TABLE All the 45K PM parts are changed to 60K 5 2 SPECIAL TOOLS AND LUBRICANTS
8. ded Tape RICOH Technical Bulletin PAGE 2 2 3 Upper Cover Slit A slit has been made in the upper cover to prevent the harness from being pinched even if the DF unit is forced too far back This change was applied from the August September and October production as shown in the following table Model Code Machine serial number Applying date A298 19 N A N A 22 H2106900001 00 09 07 23 H2106902854 00 09 04 26 4A18900001 00 09 14 27 H2106803121 00 08 23 29 H2106902914 00 09 06 50 H2107003536 00 10 27 62 H2106903169 00 09 06 69 H2106903269 00 09 26 RIGOH Technical Bulletin PAGE 1 1 Subject Toner Supply Motor failure Prepared by M Ishihara From Technical Services Dept GTS Division Classification DX Troubleshooting L Part information L Action required L Mechanical L Electrical L Service manual revision L Paper path L Transmit receive L Retrofit information L Other SYMPTOM The toner supply motor breaks down so that the toner supply system malfunctions CAUSE The tip of the worm gear on the motor shaft wears out SOLUTION 1 Apply grease to the tip and spiral threads of the present worm gear of the toner supply motor P N A2983371 Recommended grease Part Number Description A1909002 Grease CP501 5 pcs set 52039502 Grease 501 Cosmos No 1 An equivalent grease for plastic can be used instead of the above ones Note Cosmos No 1 grease was applied to the tip and spiral threads of the wo
9. opies cannot be made 5 As an alternative you can set the next user code by pressing the Clear Mode Energy Star key and then the Clear Stop key when the machine is in Copy Ready condition The machine will then become ready to accept the next user code User codes 1 999 SP 72 UP 12 Registering User Numbers Function Registers user numbers The user number 1 10 is displayed in the copy counter and code numbers are displayed in the three digit indicator Zoom To change the user code numbers use the Zoom key RICOH Technical Bulletin PAGE 2 2 Model Kingfisher 2 Date 31 Jan 00 No RA298002 Procedure 1 Access mode number 72 in SP mode 12 for UP mode 2 1 is displayed in the copy counter A 3 digit number can be displayed in the three digit indicator Zoom Press the Zoom Up key or Zoom Down key to see the next user codes 3 Enter the new user code with the number keys This can be a 3 digit number from 1 to 999 4 Press the Auto Image Density key The old user code is then changed to the new code 5 To exit from the User Tools turn the main switch off and on User Numbers User code 1 1 999 2 1 999 3 1 999 10 1 999 Note User codes are set to 0 when the machine is shipped from the factory SP 73 UP 8 User Code Counter Check Function Displays the copy counter value for each user number registered The user number 1 10 is displayed in the copy counter and the corres
10. ponding total copy counter value is displayed in the 3 digit indicator Zoom Using the Zoom key up down you can view how many copies each registered user has made Procedure 1 Access mode number 73 number 8 for UP mode 2 1 is displayed in the copy counter 3 At first only 3 digits are displayed in the 3 digit indicator 6th 5th and 4th 4 After you press the Darker key the next 3 digits will be displayed 8rd 2nd and 1st 5 To exit press the Auto Image Density key and turn the main switch off and on SP 92 UP 9 User Code Counter Clear Function Clears the total copy counter values for all registered users Procedure 1 Access mode number 92 number 9 for UP mode 2 Press 1 on the number key pad 3 Press the Auto Image Density key and the Darker key at the same time 4 The Image density indicator will blink and begin to clear the counter values 5 The image density indicator then turns off and all total copy counter values are cleared The machine will then wait for the next SP mode number to be input 6 To exit turn the main switch off and on RICOH Technical Bulletin PAGE 1 2 Subject Overtoning and toner drops on copies Prepared by M Ishihara From Technical Services Dept GTS Division Classification R Troubleshooting L Part information XX Action required L Mechanical L Electrical L Service manual revision L Paper path LI Transmit receive LI Retrofit information LI
11. production Please see the procedure as shown below Lens Carriage A1901682 Adhesive portion Shading Seal A2981684 A 0 1mm from the edge B 0 0 5mm from the surface RICo Technical Bulletin PAGE 2 2 Procedure 1 Remove the power plug from the wall outlet 2 Remove the lens carriage from the optics unit Note Before removing the lens carriage remove the left scale the exposure glass and the lens cover 3 Attach the shading seal to the lens carriage as shown in the illustration RIGOH Technical Bulletin PAGE 1 2 Subject DF Harness damage Prepared by M Ishihara From Technical Services Dept GTS Division Classification DX Troubleshooting L Part information L Action required L Mechanical L Electrical L Service manual revision L Paper path L Transmit receive L Retrofit information L Other SYMPTOM Damage to the harness connecting the DF44 and the copier CAUSE Sometimes the DF is forced past its normal stop position when it is opened If this happens many times the harness may be damaged SOLUTION 1 User Instruction Request the users not to force the DF past the stop position when they open it 2 DF Bracket A DF bracket PN A2989500 has been registered as a service part Place it on the copier upper cover as shown below to prevent the DF unit from being forced too far back DF 1 Copier Upper Cover DF Bracket 100 20mm DF Harness Double si
12. rm gear at the motor vendor as of July 2000 production motors onward 2 Replace the worm gear with a new one P N A2983388 and apply grease to the tip and spiral threads of the gear Note The material of the new worm gear was changed to NW 02 to improve durability and it will be applied from the February 2001 production machines onward We will issue a modification bulletin MB to inform you of the new part number of the toner supply motor the motor service part includes the worm gear and the cut in machine serial numbers Please do not order the new parts until the MB is issued as they are not yet in stock
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