Dell 2130cn Service Manual page 162

A
Checking the faint color
Is there the faint toner?
Checked by [4 Colors Configuration
Chart] of [Chart Print] of [Diagnosis] tab
in [Tool Box].
Yes
Checking the PHD ASSY
Replace to known good PHD ASSY.
Is the image printed correctly?
Yes
Replace to original PHD ASSY.
Checking the toner dispensing
Execute [Digital Output]-[DO-0, 5 and
faint toner motor (21(Y), 23(M), 25(C),
27(K))] of [IOT Diag] in diagnosis for 30
seconds.
During this check, close the COVER
ASSY FRONT.
Is the image printed correctly?
Yes
END
No
END
All colors faint
Replace the PHD ASSY.
No
Replace the TRANSFER ASSY,
if not replace the printer.
No
Replace the Printer.
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Chapter 1 Troubleshooting