Diagnostic information
2-99
5026
920.10—POST (power-on self test)—Three toner sensors not connected error service
check
Step
Questions / actions
Yes
No
1
Remove the left cover. See
“Left cover
removal” on page 4-21
. Check all the toner
level sensor cables connected to the rear of
the HVPS.
Are any of the cables damaged?
If only one or two of the
toner level sensor are
damaged:
• Disconnect the
sensor(s).
• Go to step 6.
If three toner level sensors
are damaged, replace the
damaged sensors. See
“Toner level sensor
removal” on page 4-146
.
Go to step 2.
2
Disconnect one of the toner level sensors and
POR the printer.
Does the 920.10 error occur again?
• Then this sensor is one
of the three bad
sensors’
• Continue disconnecting
the toner level sensors
until three sensors are
disconnected and the
920.10 error occurs.
• Replace the toner level
sensors that are
disconnected. See
“Toner level sensor
removal” on
page 4-146
.
Repeat this step for the
other toner level sensors
until the 920.10.
Содержание C734 series
Страница 13: ...Notices and safety information xiii 5026 ...
Страница 14: ...xiv Service Manual 5026 ...
Страница 170: ...2 136 Service Manual 5026 ...
Страница 255: ...Repair information 4 39 5026 11 Press the two tabs F to separate the right cover from the rear right cover F ...
Страница 284: ...4 68 Service Manual 5026 7 Remove the two screws G 8 Remove the duplex reference edge guide assembly G ...
Страница 288: ...4 72 Service Manual 5026 12 Remove the seven screws M securing the EP drive ...
Страница 339: ...Repair information 4 123 5026 13 Remove the three printhead mounting screws D ...
Страница 346: ...4 130 Service Manual 5026 f Scroll down to Quick Test and press Select A page similar to this one prints ...
Страница 395: ...Connector locations 5 1 5026 5 Connector locations Locations ...
Страница 408: ...7 2 Service Manual 5026 Assembly 1 Covers ...
Страница 410: ...7 4 Service Manual 5026 Assembly 2 Front ...
Страница 412: ...7 6 Service Manual 5026 Assembly 3 Right 1 2 3 4 5 6 ...
Страница 414: ...7 8 Service Manual 5026 Assembly 4 Rear ...
Страница 422: ...7 16 Service Manual 5026 Assembly 10 Optional high capacity input option HCIT 4 2 1 6 5 7 8 11 12 10 13 14 3 9 ...
Страница 424: ...7 18 Service Manual 5026 Assembly 11 Options and features ...
Страница 426: ...7 20 Service Manual 5026 ...
Страница 436: ...I 10 Service Manual 5026 ...