smearing 2-11

uneven print density 2-11, 3-180varying print density

example 4-20voids

example 4-9

voids or white spots 3-158washout example 4-5white spots

example 4-9wrinkle example 4-23

print quality/TAG cross reference 2-9printer operation 1-3

printhead assembly malfunctions 3-191removal 7-23testing 5-24

problem resolution 3-8

R

rear duplex cover removal 7-17

right side cover connectors 6-9removal 7-9, 7-10

rollers

removing "A" 7-96removing "B" 7-97removing "C" 7-98removing exit pinch 7-68removing lower feed 7-61removing lower pick-up 7-64removing paper timing 7-59removing upper feed 7-60removing upper paper guide 7-50removing upper pick-up 7-62

S

safety precautions 9-3self-diagnostic mode 5-3sensors

locations 1-11

lower paper size wiring 3-134malfunctioning photoconductor seam 3-

54

removing duplex paper path 7-102removing lower paper size 7-40

removing paper exit 7-78removing paper full 7-79removing photoconductor seam 7-33removing upper paper size 7-40test sequence 5-6

testing duplex input 5-15upper paper size wiring 3-134

serial interface 6-22service calls

completing 1-23service record 9-4service tool kit 9-4sheet feeder 8-4

input control board interface 8-7prefeed adjustment 8-6

test procedure 8-5sheet stacker 8-9

connector locations 8-12

output control board interface 8-14test procedure 8-10

signal interface board removal 7-37settings 6-30

simplex print cycle 1-5supplies 9-4switches

locations 1-11overriding interlock 1-22PCL board registration 3-170removing back cover interlock 7-81removing front cover interlock 7-80removing top cover interlock 7-82signal interface board 6-30

top cover interlock 3-192

T

test prints 1-16testing 5-14timing

paper input 3-41paper output 3-43

toner motor removal 7-28

toner patch

low reference level 3-47producing 1-22

Index-6

Page 482
Image 482
HP C30 manual Index-6