Table 5-4. Error Light Patterns

Error Light Indication

Probable Cause

Solution

 

 

 

None of the lights lit up

Internal ROM is defective

Return printer for replacement of main PCA

 

 

 

Change Cartridge light lits

Print cartridge carriage

Check the carriage path for physical obstruction

up

cannot move

Return printer for repair

 

 

 

Paper light lits up

Paper is jammed

Remove paper or other obstruction from the paper

 

 

path.

 

OOPS is defective

Ensure the OOPS flag is aligned correctly; return the

 

 

printer for replacement of the OOPS flag

 

 

 

Power and Paper Feed

Internal RAM is defective

Replace printer for replacement of main PCA

lights lit up

 

 

 

 

 

Power and Change

Internal EEPROM is

Return printer for replacement of main PCA

Carriage lights lit up

defective

 

 

 

 

Paper feed and Change

Service station stall

Check the service station base for movement

Cartridge lights lit up

 

obstructions.

 

 

Return printer for repair

 

 

 

All 3 lights lit up

Filmware logic error or

Return the printer for replacement of main PCA

 

hardware error

 

 

 

 

Problem Resolution 5-9

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HP 400 manual Path, Oops is defective, Printer for replacement of the Oops flag