network service check 120
service engineer (SE) menu 186
accessing 186
service manual conventions 23
shadow images appear on prints 40
sleep button
printer control panel 149, 150
SMTP server not set up. Contact system
administrator. 89, 90
solid black pages 40
Some held jobs were not restored 89
Specifications
electrical 379
specifications
acoustics 379
environment 380
fax 381
operating clearances 379
scanner 381
Standard network software error [54] 89
Standard USB port disabled [56] 89
start button
printer control panel 149
stop or cancel button
printer control panel 149, 150
storing
paper 27
submit button
printer control panel 150
Supply needed to complete job 90
supported paper sizes 30
symptoms
printer 114
T
theory of operation
ACM 388
duplex printing 387
electrophotographic process 390
input tray 385
main drive gearbox 387
mpf 386
other key components 389
POR sequence 385
printer control 385
sensors 388
simplex printing 386
tips
card stock 28
envelopes 29
labels, paper 29
letterhead 30
printer control panel 150
transparencies 30
Too many flash options installed [58] 90
Too many trays attached [58] 90
tools, required 34
touch screen
buttons, using 153
transparencies
tips 30
troubleshooting
initial check 35
scan/fax/copy symptoms 129
troubleshooting, print quality
840.xx service check 127
ADF cover open service check 133
ADF duplex service check 137
ADF feed errors service check 136
ADF paper jam service check 134
ADF streak service check 134
black or blank page copy service check 130
blank pages 39
CCD service check 131
fax reception service check 139
fax transmission service check 141
flatbed home position service check 132
flatbed motor service check 131
gray background on prints 38
modem/fax card service check 138
repeating defects 39
shadow images appear on prints 40
skewed print 41
solid black pages 40
streaked vertical lines appear on prints 43
toner rubs off 44
toner specks appear on prints 45
troubleshooting, service checks
8xx service error messages 126
network service check 120
U
UICC shield 253
unacceptable paper 26
understanding the home screen 151
Unformatted flash detected [53] 90
Unsupported USB hub, please remove 78
USB port 340
using the touch‑screen buttons 153
V
vertical mount contact connector 199
7015
Index
406
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