Index I-3
4506-1xx
S
safety information x
secondary error codes
complex page
2-15
error communicating with the host computer 2-16
insufficient collation area 2-16
invalid engine code 2-16
invalid network code 2-17
memory full 2-16
network interface errors 2-16
short paper 2-16
service checks 2-24
controller card 2-24
dead machine 2-25
fuser 2-26
cold 2-27
hot 2-27
LVPS/HVPS 2-28
main motor 2-28
operator panel 2-25
paper feed 2-29
paper jam during POST 2-29
paper never picks 2-30
paper picks but stops 2-29
paper picks during POST 2-29
paper picks sheets 2-30
paper trees, curls 2-31
print quality 2-31
black page 2-33
blank page 2-32
heavy background 2-33
image density 2-34
light print 2-35
partial blank image 2-34
poor fusing of image 2-34
toner on back of page 2-36
white or black lines 2-35
printhead 2-40
transfer roll 2-41
service error codes
E120
2-6
E120n
accessing
2-17
secondary light patterns 2-18
tertiary light patterns 2-18
service menus
E120
3-1
E120n 3-3
special tools 1-6
start 2-1
symptom tables 2-22
POST 2-22
printer 2-23
T
tools 1-6
top cover assembly removal 4-9
Transfer 2-19, 2-34
transfer card and input sensor—parts catalog 7-5
Transfer roll 2-34
error codes
E120
2-6
E120n 2-18, 2-19
parts catalog 7-7
removal 4-12
service check 2-41
transparencies 1-3, 1-4
tray cover removal 4-4
W
Windows 2-38, 2-40