HP 750 - Manual (Page 112)

7-2 Calibrations C4705-90000
Adjustments
There are no electrical or mechanical adjustments required on DesignJet 700, 750C, 750C Plus
plotters and DesignJet 755CM printers.
Calibrations
The plotters/printers have several calibration procedures that must be performed under
certain conditions. Refer to the table below to determine when calibrations are required.
When Required
Calibration
When Required
Drop Detect Line Sensor Accuracy
Carriage is replaced or disassembled Yes Yes Yes
Cartridge checking constantly rejects pens Yes No No
Drive roller assembly is replaced Yes No Yes
EdgeĆdetect failures occur No Yes No
EEROM is cleared (Calibrations to be done
in this order)
Yes Yes Yes
Length of lines drawn by the plotter is not
as specified by the software
No Yes No
Main PCA is replaced without restoringthe
EEROM values
Yes Yes Yes
Mark Encoder is replaced No No Yes
Media is not detected by the line sensor No Yes No
Plots have consistent bandingdue to paper
advance error
No No Yes
Service ConfigPlot XĆmark distance is not
500mm ("1mm.); mono on inkjet film
No No Yes
Service station is replaced or disassembled Yes No Yes
XĆaxis motor/encoder is replaced No No Yes