单项选择题
Which of the following items can be used as a discharge lamp？（）
A.Halogen lamp
B.Light Emitting Diodes （LED）
C.Fuser lamp
D.Cleaning roller
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相关考题
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单项选择题
Whichofthefollowingfailedcomponentswouldberesponsibleforthefuserunitnotheatingproperly？（）
A.Halogen lamps
B.Ball bearing
C.Hot roller
D.Pressure roller -
单项选择题
Whichofthefollowingdevicescanrouteelectricalsignalsonlywhenactivatedbyanexternalcontrolsignal？（）
A.Solenoid
B.Relay
C.Clutch
D.Capacitor -
单项选择题
WhichofthefollowingistheFIRSTstepatechnicianshouldtakewhentroubleshootingadeviceissue？（）
A.Gather information from the customer.
B.Isolate the problem on the device.
C.Read the service documentation for possible causes.
D.Check the parts life counters.
