S Tray 3 paper present sensor
.......................................................
265
T Tray 3 feed sensor
......................................................................
265
U Tray 3 paper surface 1 and 2 sensors
........................................
265
V Tray 3 paper size switches
..........................................................
265
W Tray 4 paper present sensor
......................................................
265
X Tray 4 feed sensor
......................................................................
265
Y Tray 4 paper surface 1 and 2 sensors
........................................
265
Z Tray 4 paper size switches
..........................................................
266
a Tray 5 paper present sensor
.......................................................
266
b Tray 5 feed sensor
.......................................................................
266
c Tray 5 paper surface 1 and 2 sensors
.........................................
266
d Tray 5 paper size switches
..........................................................
266
5V laser and 24V interlock and logic switches (and power
switch)
............................................................................................
267
New ITB sensor
..............................................................................
271
Tray 3, 4, and 5 right door switch
...................................................
272
Paper-path sensors test
..................................................................................
273
Print/stop test
..................................................................................................
273
Component tests
.............................................................................................
274
Component test (special-mode test)
...............................................
274
Diagrams
.........................................................................................................................
277
Block diagrams
................................................................................................
277
Plug/jack locations
..........................................................................................
280
Location of connectors
....................................................................................
281
DC controller connector locations
...................................................
281
Controller PCA (1 x 500-sheet and 3 x 500-sheet optional paper
feeders)
.........................................................................................
283
Locations of major components
......................................................................
284
General timing chart
........................................................................................
294
Circuit diagrams
..............................................................................................
294
HP Easy Printer Care
......................................................................................................
298
Open the HP Easy Printer Care software
.......................................................
299
HP Easy Printer Care software sections
.........................................................
299
Internal print-quality test pages
........................................................................................
302
Print-quality-troubleshooting pages
.................................................................
302
Diagnostics page
.............................................................................................
305
Cleaning page
.................................................................................................
306
Configuration page
..........................................................................................
307
Configuration page
.........................................................................
307
HP embedded Jetdirect page
.........................................................
309
Embedded protocol page
...............................................................
310
Finding important information on the configuration pages
..............
311
Color-band test
................................................................................................
311
Print-quality troubleshooting tools
....................................................................................
312
ENWW
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