Lexmark CS720 Service Manual page 477

tray section 453
paper sizes
supported 29
paper types
supported 30
paper weights
supported 30
parts catalog legend 412
POR sequence 33
power button light
printer status 242
power‑on reset sequence 33
print driver
hardware options, adding 450
print quality
initial check 34
print quality troubleshooting
background or gray background 36
blank or white pages 37
blurred print or color misalignment 40
dark print 52
gapping or half color page 39
ghost images 46
horizontal colored lines or banding 41
image void process direction 51
image void scan direction 49
light print 57
mottled print and dots 43
random marks 57
solid color or black image 47
text or images cut off 43
toner easily rubs off 34
uneven print density 54
vertical colored lines or banding 48
vertical white lines 44
printer
basic model 389
fully configured 389
minimum clearances 446
moving 446
selecting a location 446
printer configurations 389
printer diagnostics
input tray quick print 245
printer diagnostics & adjustments
motor tests 248
sensor tests 248
printer diagnostics and adjustments
add-on cards tests 249
color alignment adjust 249
fuser temperature 249
memory tests 248
printhead diagnostics 249
registration adjust 248
supply reset 249
weather station 249
printer setup
enable edge‑to‑edge (copy) 246
enable edge‑to‑edge (printing) 246
engine setting [x] 247
EP setup 247
model name 247
permanent page count 246
printed page count (color) 246
printed page count (mono) 246
process ID 247
serial number 247
printhead lenses
cleaning 410
R
removal
duplex inner guide 291
tensioner belt 292
removal procedures
tips 265
removals
550-sheet tray controller board assembly 382
550-sheet tray empty sensor actuator 384
550-sheet tray interface cable 383
550-sheet tray right cover 375
550‑sheet tray paper feeder 378
aligner idler gears 370
badge cover 283
control panel arms 284
control panel base cover 287
controller board 357
controller board shield 356
deskew roller 342
developer hold down 363
diverter 350
duplex outer guide 289
EP gear box 302
external air filter 280
front cover 265
front cover hinges 368
fuser 333
fuser fan 299
high voltage power supply (HVPS) 319
imaging unit cover 324
inner controller board shield 357
isolation unit 371
left cover 271
LVPS 305
Index
477
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