7-20 Troubleshooting
Troubleshooting Chart, continued
Problem Probable
Cause
Solution
Print Quality, continued
Blemishes , Spots, and
Horizontal Lines
(On Startup and Stop)
1. Paper Debris or Dust in
Drum Causing Toner To
Spill onto Media from
Drum
2. Dirty Paper Guide
Assembly
3. Bad
Developer.
4. Transfer Charger Latch or
Fuser Cam.
1. Clean entrance to drum. (See
Section 6, Maintenance.) If
necessary, replace drum.
2. Clean paper path.
3. Replace.
4. Call for service.
Dots, Spots, Smudges,
Blobs, Blotches, Stains
(Random and Overall)
1. Damaged, Dirty, or
Contaminated Developer,
Drum, Corona Wires, or
Fuser
2. Paper
Quality
3. Dirt Between the Drum
and its Polyester Seal
4. Low, Contaminated, or
Spoiled Toner
1. Perform Transfer Sequence Fault
Isolation Test (Page
7-39).
2. Choose a different type or source
of paper. Prefer uncoated paper;
coated papers can appear
stained.
3. Clean. See Section 6,
Maintenance.
4. Low toner can cause the carrier
on the toner-coated developer
roller to pit the drum thereby
causing pin-point black dots on
the printout. The same can result
from large chunks of toner in a
contaminated toner reservoir. If
necessary, remove developer and
carefully empty toner reservoir.
Refill with fresh toner.
Summary of Contents for LaserMatrix LM2405
Page 1: ...LaserMatrix The Continuous Form Laser Printer Models LM2405 LM2406 Operator Guide...
Page 2: ......
Page 56: ...3 4 Print Menus PB0 O1...
Page 58: ...3 6 Print Menus Symbol Set Example Factory Default Roman 8 CA0 Z...
Page 62: ...3 10 Print Menus PCL Font List CB0 BL...
Page 72: ...3 20 Print Menus...
Page 101: ...Operator s Guide 5 15 Pattern 0 CA0 AD Pattern 1 CA0 AE...
Page 102: ...5 16 Extended Configuration Menu Pattern 2 CA0 AF Pattern 3 CA0 AG...
Page 114: ...6 12 Maintenance Cleaning the Paper Path PB0 U2 Developer Drive Gear PB0 V...
Page 132: ...6 30 Maintenance Replacing Waste Toner Bottle PB0 Z1...
Page 138: ...6 36 Maintenance Replacing Drum Cartridge PB0 AB1...
Page 149: ...Operator s Guide 6 47 Fuser Heat and Pressure Roller Replacement PB0 CA...
Page 150: ...6 48 Maintenance...
Page 198: ...7 48 Troubleshooting Clearing A Paper Jam PB0 AJ2...
Page 207: ...Operator s Guide 7 57...
Page 218: ...Operator s Guide 8 11 This page is intentionally blank...
Page 219: ...8 12 Programmer s Reference Guide G G H H F F D E E G G B C A Standard Portrait CC1 C...
Page 221: ...8 14 Programmer s Reference Guide E E G G C H F H F G G A D B Standard Landscape CC1 D...
Page 223: ...8 16 Programmer s Reference Guide G2 G2 H H F F D E E G G B C A Custom Portrait CC1 A...
Page 225: ...8 18 Programmer s Reference Guide E E G2 G2 C H F H F G G A D B Custom Landscape CC1 B...
Page 235: ...8 28 Programmer s Reference Guide...