Stratasys Objet260 - Page 214

Objet260 User Guide 6 Operating and Maintaining the Objet260 3DPrinter
DOC-37004 Rev.E 6-81
TestDescriptionsandTroubleshooting
ThefollowingtableliststhenameofeachtestintheBuilt-inTestssuite,
togetherwithitsdescriptionandapossiblereasonforitsfailure.Ifyouneed
assistance,contactyourStratasysserviceprovider.

Test Name Description Possible Reason for Failure
Sub-System
Communication
Testscommunicationsbetween
components.
• Disconnectedcommunications
cable.
• Faultycable.
FIFONon-Interrupt/
FIFOInterrupt
• Teststhedataqueueinthe
DATAPCIcard.
• TeststheWindowsinterrupt.
• IfbothFIFOtestsfail:
FaultyDATA_PCIcard.
• IfonlytheFIFOInterrupttestfails:
FaultyWindowsinterrupt.
Encoder Teststheencoder'sreliabilityby
comparingreadingsfrommultiple
runsalongtheX-axis.
Faultyencoder.
SystemInfo Comparesthefollowingparameter
valueswiththeminimum
requirements.
• physicalmemory
• availablememory
• freespaceondisk
• monitorresolution
FailureofRAMmemoryallocationin
theprintercomputer.
RFID VerifiesthepresenceofRFIDtags
onallloadedmaterialcartridges,and
teststhembywritingtoandreading
fromeachone.
• FaultyRFIDreader.
• FaultyRFIDreaderpowersupply.
• FaultyormisalignedRFIDtag.
• Highlevelofelectromagneticnoise
aroundtheRFIDtag.
SystemVoltages Checksifthefollowingvoltagesare
within5%oftherequiredvoltage:
• 40VtotheprintheadsbytheVPP
powersupply
• 12Vtotheheightthermistorsby
theVDDpowersupply
• VPPpowersupply:
Faultyheaddrive(s).
• VDDpowersupply:
Faultyheightthermistor(s).
BlockFilling Analyzesthethermistorreadings
whentheblockisfullandwhenitis
empty.
Faultythermistor.
Interlock Teststheinterlockintheprinter
cover.
• Failureofinterlockmechanism.
• Faultylatch.
• Disconnectedcable.
CabinTemperature Teststhetemperaturelevelinthe
build-trayarea.
Faultytemperaturesensor(OHDB).
HeadEEPROM Teststheread/writecapabilitiesof
theprint-headdrivercards.
Faultyprint-headdrivercard(s).
HeadVoltage Checksthecontrolofvoltages
suppliedtotheprintheads.
Faultyprint-headdrivercard(s).