HP 250C - Manual (Page 110)

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7Ć2 Calibrations and Adjustments C4699Ć90000
When to Calibrate the Plotter
Indications or Repairs Performed Calibration Required
You reseated or replaced the black cartridge Black Cartridge Alignment
You removed or replaced the drive roller Accuracy Calibration
You removed or replaced the media (X-axis)
motor or the drive-roller gear Accuracy Calibration
The length of plotted lines is not within the
accuracy specifications. Accuracy Calibration
You cleared the EEROM or replaced the
electronics module or cartridge carriage
or optical sensor. 1. Black Cartridge Alignment
2. Color Cartridge Test
3. Accuracy Calibration
Plot Quality (More ' chapter 8):
Jagged vertical black or gray lines on plots Black Cartridge Alignment
Jagged color lines on plots Color Cartridge Test
Shadows appear beside colors Color Cartridge Test
Banding Accuracy Calibration
BlackCartridge Alignment
Instructions ' User's Guide, chapter 1.
Instructions ' User's Guide, chapter 5.
Color Cartridge Test
Instructions ' User's Guide, chapter 3.
Instructions ' User's Guide, chapter 5.