Diagnostic information
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7526
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Exit sensor service check
6
1. Turn the printer off.
2. Disconnect cables J5, JCARTS1.
JCARTS2, JDVR1, JFDPCK1, JFUSER1,
JINT1, JOPT1, and JTLB%1.
3. Connect the JLVPS2 cable to the system
board. Remove one option/feature at a
time, and then turn the printer on to isolate
the failing part.
Warning:
Observe all the ESD precautions
(see
“Handling ESD-sensitive parts” on
) and turn the printer off before any
feature or option cards are removed or
replaced.
Is a failing part found?
Contact your next level of
support. Replace the faulty
part.
Go to step 7.
7
Connect one cable at a time and POR the
printer.
Is the printer still dead?
The part connect to that
cable is faulty. Replace the
failing part.
Connect another cable,
and then continue with this
step.
Step
Questions / actions
Yes
No
1
Verify the paper is loaded properly in the
paper tray or manual feed slot.
Is the paper properly loaded?
Go to step 2.
Load paper correctly.
2
Turn the printer off, and remove the fuser.
POR the printer.
Did the error clear?
Problem resolved.
Remove the new fuser, and
go to step 3.
3
Remove the rear frame cover. See
frame cover removal” on page 4-40
Check the fuser DC cable in the connector
JFUSER1 for proper connection to the system
board, for pinch points, and for any other
damage to the cable or the connector.
Is the cable damaged?
Replace the fuser DC
cable. See
Go to step 5.
Step
Questions / actions
Yes
No
1
JSB1
JBIN1
JFAN1
JFUSER1
JBOR1
JHVPS1
JMIRR1
JBLW1
JCVR1
JCVR1
JLVPS2
JCARTP1
JCARTS1
JCARTS2
JCARTP2
JDVR1
JTPS1
JOPT1
JFDS1
JINT1
JFDPCK1 JTRAY1 JSEC1
JDX1
JT12
J5
JDIMM1
JOPP1
JT1
JUSB1
JBOOT1
JFMUSB1
J49
JTWF1
JTDBUG1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
JTLBT1
JPH1
F5
F6
F7
F9
F10
F12
F13
F14
1
1
J10
1
1
A
Содержание X734DE
Страница 10: ...x Service Manual 7526 Go Back Previous Next...
Страница 15: ...Notices and safety information xv 7526 Go Back Previous Next...
Страница 16: ...xvi Service Manual 7526 Go Back Previous Next...
Страница 22: ...xxii Service Manual 7526 Go Back Previous Next...
Страница 254: ...3 58 Service Manual 7526 Go Back Previous Next Printer base...
Страница 266: ...3 70 Service Manual 7526 Go Back Previous Next...
Страница 277: ...Repair information 4 11 7526 Go Back Previous Next d Touch Quick Test A page similar to this one prints...
Страница 293: ...Repair information 4 27 7526 Go Back Previous Next 4 Remove the five larger screws B and the two smaller screws C...
Страница 300: ...4 34 Service Manual 7526 Go Back Previous Next 4 Remove the five larger screws B and the two smaller screws C...
Страница 316: ...4 50 Service Manual 7526 Go Back Previous Next 7 Remove the six screws G 8 Remove the screw H in front...
Страница 324: ...4 58 Service Manual 7526 Go Back Previous Next 6 Grasp the auger shaft C and remove it C...
Страница 328: ...4 62 Service Manual 7526 Go Back Previous Next 5 Remove the two screws C 6 Remove the cartridge cooling fan C...
Страница 359: ...Repair information 4 93 7526 Go Back Previous Next 14 Remove the two screws O on the inside O P...
Страница 360: ...4 94 Service Manual 7526 Go Back Previous Next 15 Remove the seven screws R securing the EP drive R R First R R...
Страница 398: ...4 132 Service Manual 7526 Go Back Previous Next 3 Insert the motor into the frame 4 Replace the screws C...
Страница 422: ...4 156 Service Manual 7526 Go Back Previous Next f Touch Quick Test A page similar to this one prints...
Страница 464: ...4 198 Service Manual 7526 Go Back Previous Next 4 Remove the five larger screws B and the two smaller screws C...
Страница 482: ...4 216 Service Manual 7526 Go Back Previous Next 9 Remove the two screws G G 18B1236...
Страница 495: ...Repair information 4 229 7526 Go Back Previous Next 5 Lift the cover from the ADF...
Страница 513: ...Repair information 4 247 7526 Go Back Previous Next 5 Grasp the cover on the lower right and pull up...
Страница 571: ...Connector locations 5 1 7526 Go Back Previous Next 5 Connector locations Locations printer base...
Страница 572: ...5 2 Service Manual 7526 Go Back Previous Next Connectors System board...
Страница 582: ...5 12 Service Manual 7526 Go Back Previous Next...
Страница 588: ...6 6 Service Manual 7526 Go Back Previous Next...
Страница 592: ...7 4 Service Manual 7526 Go Back Previous Next Assembly 2 Front 5 2 3 4 7 9 11 A B D 8 10 12 E 13 C G F F 1 6...
Страница 594: ...7 6 Service Manual 7526 Go Back Previous Next Assembly 3 Right 1 2 3 4 5 6...
Страница 596: ...7 8 Service Manual 7526 Go Back Previous Next Assembly 4 Rear...
Страница 602: ...7 14 Service Manual 7526 Go Back Previous Next Assembly 8 Covers scanner 6 8 9 10 5 7 11 14 1 2 13 3 4 12...
Страница 604: ...7 16 Service Manual 7526 Go Back Previous Next Assembly 9 Automatic document feeder ADF...
Страница 606: ...7 18 Service Manual 7526 Go Back Previous Next Assembly 10 Flatbed scanner...
Страница 612: ...7 24 Service Manual 7526 Go Back Previous Next Assembly 14 Options and features...
Страница 614: ...7 26 Service Manual 7526 Go Back Previous Next...
Страница 622: ...I 8 Service Manual 7526 Go Back Previous Next...
Страница 626: ...I 12 Service Manual 7526 Go Back Previous Next...