nerdexam
CompTIA

220-801 · Question #846

When replacing a print head in an impact printer, special care MUST be given to adjustinG.

The correct answer is C. the platen gap. When replacing an impact printer print head, the platen gap - the distance between the print head and the platen - must be carefully adjusted to ensure proper print quality and prevent mechanical damage.

Hardware

Question

When replacing a print head in an impact printer, special care MUST be given to adjustinG.

Options

  • Athe ribbon drive assembly
  • Bthe form thickness
  • Cthe platen gap
  • Dthe form length

How the community answered

(48 responses)
  • A
    4% (2)
  • B
    2% (1)
  • C
    92% (44)
  • D
    2% (1)

Why each option

When replacing an impact printer print head, the platen gap - the distance between the print head and the platen - must be carefully adjusted to ensure proper print quality and prevent mechanical damage.

Athe ribbon drive assembly

The ribbon drive assembly does not require adjustment when replacing the print head - it operates independently of print head positioning.

Bthe form thickness

Form thickness is a user-level setting for paper types and does not require mechanical adjustment when swapping the print head.

Cthe platen gapCorrect

The platen gap is the precise space between the print head pins and the platen (the roller or flat surface that holds the paper). If this gap is too narrow, the print head can jam or be damaged; if too wide, the pins will not strike the ribbon with enough force to produce legible print. Adjusting this gap is the critical mechanical step when installing a new print head.

Dthe form length

Form length is a software or control panel configuration for page length and is not affected by print head replacement.

Concept tested: Impact printer platen gap adjustment during print head replacement

Topics

#impact printer#platen gap#print head#printer configuration

Community Discussion

No community discussion yet for this question.

Full 220-801 Practice