Star Micronics LaserPrinter4 Operation Manual page 27

8. Make sure that the cartridgeis securely seated, then close the
gently.
cover
NOTE: 1)
2)
If you have purchased optional accessories,install them in
accordancewith their installationmanuals.
When replacingthe cartridge,clean the fixing assembly, as
describedin "8.3 Cleaningthe FixingAssembly".
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