7328 family Tech Info Sheets
Contents
1. contamination of the developer can also cause ATC Sensor Failures If you remove the drum cartridge you can see the mag roller to make sure it s not getting bald from lack of developer material Once you ve repaired the cause of the failure you will need to reset the Fault Code by changing a memory NVM setting back to 0 Below are the Fault Codes and the corresponding NVM memory locations for each color ATC Sensor Failures Fault Codes and Memory locations to reset Color Fault Code NVM location Reset to 0 to NVM description clear fault Black 09 383 752 112 ATC Sensor Failure K Cyan 09 382 752 111 ATC Sensor Failure C Magenta 09 381 752 110 ATC Sensor Failure M Yellow 09 380 752 109 ATC Sensor Failure Y This series uses a developer trickle system in which each new toner cartridge has a small bit of developer material mixed in with the toner The older developer gets pushed out as the new material from the toner takes its place The idea being that you ll always have fresh developer in there This makes it difficult to properly test any aftermarket toner refills or refilled cartridges because even if the compatible toner makes a glorious copy to begin with if the developer which the manufacturer has mixed into the toner is not quite right it ll take 5 6 cartridges before the compatible developer replaces a majority of the original developer If that new developer is off the copy quality will grad2. names amp numbers are trademarks of Xerox Corporation and are used here only as references Xerox is in no way affiliated with The Parts Drop
3. 025 753 154 026 799 150 027 844 146 028 889 142 029 934 138 030 527 176 031 572 172 032 617 168 033 663 164 034 708 160 035 753 156 036 799 152 037 844 148 038 889 144 039 934 140 040 527 178 041 572 174 042 617 170 043 663 166 044 708 162 045 753 158 046 799 154 047 844 150 048 889 146 049 934 142 050 526 179 051 572 176 052 617 172 053 663 168 054 708 164 055 753 160 056 799 156 057 844 152 058 889 148 059 934 144 060 526 181 061 572 178 062 617 174 063 663 170 064 708 166 065 753 162 066 799 158 067 844 154 068 889 150 069 934 146 7328 family Tech Info Sheets Xerox and all of their model names amp numbers are trademarks of Xerox Corporation and are used here only as references Xerox is in no way affiliated with The Parts Drop Page 7 of 8 The Parts Drop 201 387 7776 www partsdrop com ATC Sensor Calibration Code Sensitivity Gradient Value Standard TC Output Default Value 070 526 183 071 572 180 072 617 176 073 663 172 074 708 168 075 753 164 076 799 160 077 844 156 078 889 152 079 934 148 080 526 185 081 572 182 082 617 178 083 663 174 084 708 170 085 753 166 086 799 162 087 844 158 088 889 154 089 934 150 090 526 187 091 572 184 092 617 180 093 663 176 094 708 172 095 753 168 096 799 164 097 844 160 098 889 156 099 934 152 Hopefully the information here will prove helpful to everyone 7328 family Tech Info Sheets Page 8 of 8 Xerox and all of their model
4. 1 387 7776 www partsdrop com cartridge it failed to shift from new to old Try resetting both memory settings relating to the color you re dealing with See the list of codes below To clear New Toner Cartridge not Detected fault codes 009 390 K 009 391 C 009 392 M 009 393 Y reset the appropriate NVM memory location locations back to 0 Color NVM chain link Code Description Black 752 787 Fail Dispense Unusual K Black 752 686 Accumulative Dispense Time K Cyan 752 786 Fail Dispense Unusual C Cyan 752 685 Accumulative Dispense Time C Magenta 752 785 Fail Dispense Unusual M Magenta 752 684 Accumulative Dispense Time M Yellow 752 784 Fail Dispense Unusual Y Yellow 752 683 Accumulative Dispense Time Y Toner Dispense problems have the potential to lead to deeper complications especially if they were to go on unchecked For this reason the machine will lock up if it sees that the developer in the DV Unit is starving for toner An ATC Automatic Toner Concentration sensing fault will be called depending on which color is having trouble You ll want to troubleshoot the problem Check to be sure the Toner Dispense Motor drives the coupling at the rear end of the toner cartridge is working and that nothing is clogged up preventing the toner from moving into the DV unit from the toner cartridge A loss of developer material in the DV Unit or
5. The Parts Drop 201 387 7776 www partsdrop com Csr 7328 family 2 WorkCentre 7228 7235 7245 7328 7335 7345 7346 Tech Info Sheets Originally published as an article in ENX Magazine WC 7328 family A Breath of Fresh Air PWS not required no need to run www partsdrop com Finally there is a group of Xerox models which fall into the C32 style which technicians can repair without the fear of needing a PWS Portable Work Station The WorkCentre 7328 7335 7345 amp 7346 Multifunction Copiers are refreshingly approachable The predecessor models C32 M24 DC1632 C2128 etc were plagued with problems relating to a lack of User Interface diagnostics Not so for this most recent group thank goodness These are great machines They re well built and capable of making some beautiful prints and copies In this article we ll look into the more important parts amp supply items and how to reset their counters Then we ll also look at how to get into the UI User Interface Diagnostics Drum Cartridges Replacing the Print Cartridge 13R624 or the Connector CRUM Customer Replaceable Unit Monitor on the underside of the front end of the cartridge will reset the drum counter The cartridges for the previous models are physically extremely similar however the CRUM being different makes them not interchangeable Reconditioning these cartridges is possible thanks to the fact that they use the same Dr
6. and if you need to replace the belt make sure that whatever damaged the belt in the first place is no lot going to destroy 7328 family Tech Info Sheets Page 3 of 8 Xerox and all of their model names amp numbers are trademarks of Xerox Corporation and are used here only as references Xerox is in no way affiliated with The Parts Drop The Parts Drop 201 387 7776 www partsdrop com another belt When you re confident that the physical problem is repaired and solved then follow the instructions above Use Chain Link 741 056 Belt Home Failure Reset it to 0 Resetting Fuser Overheat codes 10 348 or 10 350 If the code 10 348 or 10 350 come up even once then the machine will lock up Check for reasons for an over heat condition Replace or repair the Fuser Module and make sure the Fuser Cooling Fan isn t all clogged up Make sure there is adequate room around the machine to allow for good ventilation To reset this one you must enter diagnostic mode with the Front Door Interlock open Reset Chain Link code 744 003 to 0 if it shows a value of 1 or 2 Resetting ATC Sensor Faults Automatic Toner Concentration 09 380 09 381 09 382 09 383 or 09 548 Check for trouble in toner dispensing or a loose ATC Sensor one is on each color developer unit To reset the code reset Chain link code 752 109 through 752 112 back to 0 Component Control Testing motors sensors etc Testing of variou
7. del names amp numbers are trademarks of Xerox Corporation and are used here only as references Xerox is in no way affiliated with The Parts Drop The Parts Drop 201 387 7776 www partsdrop com Entering Diagnostic mode CE Diagnostic Mode Hold 0 for at least 10 seconds then press Start a password prompt should show up Enter 6789 followed by Confirm Now press the Machine Status button You ll see a set of Tabs as follows Machine Information Tab Serial Number IP Address and a convenient way to Print Reports the Copy Report which turns out to be 4 double sided pages covering all of the machine s features including the things having to do with Printing Scanning Network settings etc Faults Tab Current Faults Fault History Supplies Tab Shows Toner amp Drum Cartridge life remaining as well as status on things like the fuser staple ctg toner waste bottle etc Billing Information Tab Copy Print counts Tools Tab Lots and lots of stuff in this tab as you ll see below Choose Tools and you will see 3 columns of choices the one on the left will have 4 choices choose the top one System Settings The middle column has the heading Group and has a scrollable list For System Settings you will see these choices Common Service Settings This is the one we ll be concentrating on Copy Service Settings Conn
8. ectivity amp Network Setup Print Service Settings Scan Service Settings Fax Service Settings Email Internet Fax Service Settings Mailbox Service Settings Job Flow Service Settings Stored Document Settings From that middle column choose Common Service Settings to get to most of the good stuff Under the right column the heading which says Features you will find yet another scrollable list of possibilities Machine Clock Timers Audio Tones Screen Button Settings Paper Tray Settings Image Quality Adjustments Reports Maintenance Diagnostics Important for Component Tests NVM Memory Settings Counter Resets etc Watermark Print Universal Unique ID Other Settings 7328 family Tech Info Sheets Page 2 of 8 Xerox and all of their model names amp numbers are trademarks of Xerox Corporation and are used here only as references Xerox is in no way affiliated with The Parts Drop The Parts Drop 201 387 7776 www partsdrop com There are other menu choices which may be worth exploring however most of the stuff us Techs would want are found by touching System Settings followed by Common Service Settings and then Maintenance Diagnostics Here you will find two pages of choices in the form of buttons Among other choices you will find e Initialize Hard Disk e NVM Read Write Ad
9. fault conditions will result in the machine locking up until the fault is cleared by changing a memory setting back to 0 This is true for Fuser Overheat faults amp Belt Home Position Failures The machine locks up like this for good reason it does not want to do any more damage to itself Before you go and clear one of these faults you must first make sure that whatever condition caused the fault in the first place has been repaired otherwise the problem will happen again and probably right away Enter UI Diagnostics Mode read above press the Machine Status button followed by the Tools Tab Choose System Settings Common Service Settings and in the right column touch Maintenance Diagnostics From the menu of buttons which appear choose NVM Read Write Enter the NVM Non Volatile Memory Chain Link code from the list below for the fault code you want to reset Touch the button which says Confirm Change The Current Value will show up in the Current Value field Enter a 0 in the New Value Field and then press Save This will write the new value to memory The next time the machine reboots it will attempt to start up normally Of course the source of the fault must be repaired first otherwise the fault condition will return Resetting Belt Home Position Failure Codes 04 346 or 09 350 First check the IBT Belt transfer belt to make sure it is not damaged
10. hanges positions when the toner dispense first kicks in As the coupling at the rear of the cartridge begins to turn the metallic piece gets pushed away from the center towards the top edge of the cartridge This metallic piece pushes the new cartridge switch in the machine If a new cartridge is installed and it fails to push the new cartridge switch the machine goes into a fault code 009 390 for black 009 39 1 392 393 for Cyan Magenta Yellow and must be reset manually from diagnostics The Service Manual is a little vague and a tad bit confusing on which NVM Non Volatile Memory codes need to be reset to clear the fault codes In the procedure for these fault codes they tell you that if the metallic actuator did not move out to the top edge of the cartridge you should move it up by hand and then go and reset what they call the Accumulative Dispense Time back to 0 Looking at the list of memory codes in the service manual NVM Chain Link codes the ones mentioned in the procedure are not shown in the list Instead there is another set of 4 codes which are named Fail Dispense Unusual The description says the code means that when the toner dispense turned on with a new toner 7328 family Tech Info Sheets Page 4 of 8 Xerox and all of their model names amp numbers are trademarks of Xerox Corporation and are used here only as references Xerox is in no way affiliated with The Parts Drop The Parts Drop 20
11. just memory settings amp reset some fault conditions read below under Resetting some Fault Codes e IO Check Access to Component Control for testing sensors motors etc e Max Setup Tools for setting up the color calibration amp Registration e Adjustment Others Reset Counters for things like the Transfer Roller or Belt Cleaner Assembly read below under Resetting Counters Resetting Counters For these models you will need to get into the UI Diagnostic Mode as explained above Once you are in the Tools tab choose the following from left to right System Settings Common Service Settings and then in the right column scroll down and touch Maintenance Diagnostics Scroll down and touch the button for Adjustment Others There you ll find two choices Machine ID Billing and HFSI Counters Touch the HFSI Counters button High Frequency Service Items Here you ll be prompted to enter a Chain link number enter the appropriate number from this list 1 954 801 IBT Belt Transfer Belt 2 954 802 2 BTR Transfer Roll 3 954 803 IBT Cleaner Transfer Belt Cleaner Assembly 4 954 804 Fuser Module Then press Confirm and some data shows up including the current count on the part in question If you then touch Reset Current Value the machine will go to a confirmation screen where you need to touch Reset Resetting some Fault Codes Some
12. s parts in the machine can be done from the IO Check feature Get into the UI Diagnostics as explained earlier Press the Machine Status button and choose the Tools tab Then choose Common Service Settings amp Maintenance Diagnostics and look for a button which says IO Check Touching that button will bring up a screen with two choices Component Control or Analog Monitor If you touch Component Control the screen will ask you for a Chain Link number Unfortunately you need to know which code you want to enter for the appropriate component and the machine does not give you a scrollable list to choose from Yov ll need to get the Chain Link codes Maybe a future article in the making Toner Cartridges and related problems Now let s talk about the Toner Cartridges The machines initially came with the original Fuji cartridge part numbers 6RO1280 black 6RO1281 yellow 6RO1282 magenta and 6R01283 cyan Then the cartridges folks buy here in the U S are 6RO1175 black 6RO1176 yellow 6RO1177 magenta and 6RO1178 yellow The two sets of ctgs are interchangeable with one another New Toner Cartridges do not have a CRUM chip nor a fuse on them as you might expect Instead they signal to the machine that they re new cartridges using a physical actuator which pushes a switch On the rear end of the cartridge on top you will see a metallic piece which c
13. ually fail Now what happens if you have to replace a complete Developer Unit DV units have a stated yield of approximately 650K Be forewarned it s a relatively big job to get one or more of the DV Units out of the machine You have to get at them from the front end This means 7328 family Tech Info Sheets Page 5 of 8 Xerox and all of their model names amp numbers are trademarks of Xerox Corporation and are used here only as references Xerox is in no way affiliated with The Parts Drop The Parts Drop 201 387 7776 www partsdrop com removing panels loosening up the metal front plate and removing the dispense assemblies Once you grab a new Developer Unit you ll need to remove a reference tag from the label on the new unit s ATC sensor That tag has a 3 digit number on it You ll need the numbers off of the tag in order to calibrate the new ATC Sensor If you thought that the physical replacement procedure was complicated you ll really cringe at how complicated the ATC Sensor calibration is The 3 digit code can be found on the 3 line of text on the label The first digit will always be a 0 To calibrate the new ATC Sensor first enter the Diagnostic Mode Hold 0 for at least 10 seconds then press Start a password prompt will show up Enter 6789 followed by Confirm Then press the Machine Status button Choose the Tools tab and then System Settings followed by Common Ser
14. um Blade amp Charge Roll as the C32 s etc which came before them 13R624 Drum Ctg Fuser Modules 8R13040 8R13055 The fusers are considered to be Customer Replaceable Units The models 7328 7335 7345 use fuser part 8R13040 and 7346 uses a slightly different one 8R13055 They are capable of resetting the fuser counter automatically If you want to repair a fuser and you want 7328 Fuser the counter to reset automatically you would need to replace 3 pico fuses on a little board at the rear of the fuser module The 7346 version would require replacement of pico fuse You can also choose to go into the Diagnostics and reset the HFSI counter for the fuser from there read below about Resetting Counters Transfer Roll Assembly Oo BTR 604K19991 The 7328 family uses the same Transfer Roll Assembly as the C2128 2636 3545 models used the C32 DC1632 version would not fit on the 7328 The counter is reset similarly to the fuser module read below Transfer Belt Cleaner Assembly IBT Cleaner 604K07060 604K07061 This is another counter which can be reset from the diagnostics read below Keep in mind that the primary part which fails in the Cleaner Assembly is the IBT Cleaning Blade C32IBTCB if the assembly is not otherwise broken you can replace the blade and reset the counter and save some money over the cost of a complete assembly 7328 family Tech Info Sheets Page 1 of 8 Xerox and all of their mo
15. vice Settings and then choose Maintenance Diagnostics followed by Max Setup Finally you will touch the ATC Sensor Setup button Select the boxes in columns 1 and 2 of the ATC Sensor Setup screen that are for the color you are dealing with Y M C or K Find your ATC Calibration Code from the ATC Sensor s tag mentioned earlier on the chart below and enter the Sensitivity Gradient Value and the Standard TC Output Default Value in the empty fields Press Start to run the routine When it s done touch the Close button and go ahead and exit diagnostics The machine will reboot and the new settings will be stored ATC Sensor Calibration Chart ATC Sensor Calibration Code Sensitivity Gradient Value Standard TC Output Default Value 000 526 169 001 572 166 002 617 162 003 663 158 004 708 154 005 753 150 006 799 146 007 844 142 008 889 138 009 934 134 010 526 171 011 572 168 012 617 164 013 663 160 014 708 156 015 753 152 016 799 148 017 844 144 018 889 140 019 934 136 020 527 174 021 572 169 022 617 166 023 663 162 024 708 158 7328 family Tech Info Sheets Page 6 of 8 Xerox and all of their model names amp numbers are trademarks of Xerox Corporation and are used here only as references Xerox is in no way affiliated with The Parts Drop The Parts Drop 201 387 7776 www partsdrop com ATC Sensor Calibration Code Sensitivity Gradient Value Standard TC Output Default Value
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