HP LaserJet Enterprise M552 - Page 534

Manage Trays menu 244
messages, types of 264
Network Settings menu 246
Print Options menu 235
Print Settings menu 232
Reports menu 185
Scan/Digital Send Settings menu
(M577 only) 209
Service menu 263
Troubleshooting menu 257
USB Firmware Upgrade menu
263
control panel diagnostic owcharts
(M553x and M577) 133
control-panel menus 185
conventions, document iii
cooling
areas and fans 14
counts 477
page, reset 477
refurbish cycle 478
reset after replacing formatter
477
See also pages counts
CPU 9
creases, troubleshooting 415
crooked pages
troubleshooting 415
cross section
diagram 163
current settings pages 85
D
dark print, troubleshooting 409
date
codes for rmware 183
manufacture 182
product rst used 478
DC controller
clutches 14
components 12
fans 14
motors 13
sensors 16
solenoids 14
switches 14
DC controller connectors
diagrams 165
DC motors 13
DC voltages converted from AC 18
defeating
interlocks 145
demo page 140
determine problem source 107
determine the installed revision of
rmware 487
development process 36
diagnostics 401
component 156
engine 143
LED 140
networks 252
page, printing 401
See also tests; troubleshooting
diagrams
1x550-sheet paper feeder PCA
169
block 160
circuit 177
cross sections 163
DC controller connectors 165
formatter connectors (M552 and
M553) 167
formatter connectors (M577)
168
printed circuit assembly (PCA)
connector locations 164
printed circuit assembly (PCA)
locations 175
scanner control board PCA 170
timing 176
dimensions, printer 494
Display Settings menu, control
panel 237
document conventions iii
document feeder
automatic document feeder
(M577 only) 71
jams 451
document feeder rollers (M577 only)
cleaning 442
dropouts, troubleshooting 413
drum cleaning 39
duplexing unit
motors 13
E
electrical specications 499
embedded web server 488
engine
diagnostics 143
test page 143
engine-control system
components 11
error messages
types of 264
event log 86, 140
clear 391, 478
clear using LCD control panel 87
clear using touchscreen control
panel 87
information 183
print 390
view 390
event-log messages 389
exhaust fans 14
F
faded print 409
failure detection
laser/scanner 28
low-voltage power supply 20
motors 13
fans
DC controller 14
exhaust 14
intake 14
rmware
date codes 183
version information 182
rmware, downloading new 486
atbed
scanning and image capture
(M577 only) 70
owcharts
troubleshooting 108
formatter
resets after replacing 477
formatter connectors (M552 and
M553)
diagrams 167
formatter connectors (M577)
diagrams 168
formatter control system 7
formatter lights 140
front of page dirty, troubleshooting
415
fuser 22
components 23
506 Index ENWW