Possible cause Recommended action(s)
The high-transfer setting is turned off. Open the print-quality menu at the
control panel (see
Print-quality
submenu). Select OPTIMIZE and set
HIGH TRANSFER=ON.
The line-detail setting is turned off. Open the print-quality menu at the
control panel (see
Print-quality
submenu). Select OPTIMIZE and set
LINE DETAIL=ON.
Table 7-37 Black page
Possible cause Recommended action(s)
The print cartridge is defective. Replace the print cartridge.
The high-voltage connector springs are
dirty or damaged.
The high-voltage connector springs
protrude into the print cartridge cavity.
Clean the springs if they are dirty.
Replace the springs if they are
damaged or missing.
The laser-beam drive circuit or high-
voltage circuit is defective (not
supplying the correct voltage).
1 Check the cables between the
dc controller PCA and the high-
voltage circuitry (part of the power-
supply).
2 If the cables are not connected,
connect the cables.
3 If the cables are connected, but
the problem persists, replace the
power supply. See
Power supply.
4 If, after replacing the power supply,
the problem persists, replace the
dc controller PCA. See
Dc controller PCA.
The laser/scanner assembly is
defective.
Replace the laser/scanner assembly.
See
Laser/scanner assembly.
The cables between the laser/scanner
assembly and the dc controller PCA
are not seated correctly or are defective.
Inspect and reseat the connectors. If
necessary, replace the cables.
Table 7-36 Blurred print (continued)
398 7 Troubleshooting
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