Dell 2135cn Service Manual page 194

If the copy finish is too light, restoring the default [Color balance Y, M, C and K] of
[Copy Defaults] in [Copy] of [Defaults Settings] settings may solve it.
Checking the error mode
Does the printout light occur
when copying?
Yes
Checking the original
Is the original color density low?
Yes
END, change the original.
Version 3 2008.06.13
No
Checking the Faint print.
Print the Windows test page.
Is the printout light (low density)?
Yes
No
Checking the printer driver settings
Select [Printer Settings] from the
[General] tab under [Properties] on the
printer driver. Clear the [Toner Saving
Mode] check box under the [Advanced]
tab.
Is the printout still light (low tone)?
Yes
Checking the printer setting
Is the [Lighter/Darker] of the [Copy
Default] in the [Copy] of the [Default
Settings] the default value?
Yes
Checking the PHD ASSY sealing tape
After turning the printer off, open the
front cover and remove the PHD ASSY
from the printer.
Remove any of the 8 pieces of sealing
tape that may be left on the PHD ASSY.
Then, install the PHD ASSY into the
printer.
If the tape is found, it takes a long time
until the density is recovered. To use
the printer immediately, change the
PHD ASSY to another one.
Does the error still occur after turning
the power off and on?
Yes
A
1 - 166
Chapter 1 Troubleshooting
No
Check the print data which the
problem generated.
No
END
No
Set to the default value.
No
END