Kyocera FS-C5016N Service Manual - Page 49

Defective LED print, PWB 1 KP-1040.

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FS-C5016N Code 0953 0954 Contents Causes Remarks Check procedures/corrective measures LED print head memory PWB 1 communication error (magenta drum unit) • The LED print head memory PWB 2 (KP-1040) which is attached to the LED print head 1 of the magenta drum unit does not communicate with the engine controller PWB (KP-1054) normally. Defective LED print head memory PWB 1 (KP-1040). Defective engine controller PWB (KP-1054). Defective LED print heads relay PWB (KP-1048). Replace the LED print head 1 of magenta drum unit. See page 1-6-13. Replace the engine controller PWB (KP1054). See page 1-6-25. Replace the LED print heads relay PWB (KP-1048). See page 1-6-28. Defective harness (S02866) between engine controller PWB (KP-1054) and LED print heads relay PWB (KP-1048), or poor contact of the connector terminals. Check the continuity of the harness (S02866), check the insertion of YC3 of the engine controller PWB (KP-1054), if there is trouble, remedy or replace. Defective harness (S02866) between LED print head memory PWB 1 (KP-1040) and LED print heads relay PWB (KP1048), or poor contact of the connector terminals. Check the connection of the connector with the magenta drum unit and the printer main unit, check the continuity of the harness (S02866), check the connection of the LED print head memory PWB 1 (KP-1040), if there is trouble, remedy or replace. LED print head memory PWB 3 communication error (yellow drum unit) • LED print head memory PWB 3 com- munication error (yellow drum unit) • The LED print head memory PWB 3 (KP-1040) which is attached to the LED print head 3 of the yellow drum unit does not communicate with the engine controller PWB (KP-1054) normally. Defective LED print head memory PWB 3 (KP-1040). Defective engine controller PWB (KP-1054). Defective LED print heads relay PWB (KP-1048). Replace the LED print head 3 of yellow drum unit. See page 1-6-13. Replace the engine controller PWB (KP1054). See page 1-6-25. Replace the LED print heads relay PWB (KP-1048). See page 1-6-28. Defective harness (S02866) between engine controller PWB (KP-1054) and LED print heads relay PWB (KP-1048), or poor contact of the connector terminals. Check the continuity of the harness (S02866), check the insertion of YC3 of the engine controller PWB (KP-1054), if there is trouble, remedy or replace. Defective harness (S02866) between LED print head memory PWB 3 (KP-1040) and LED print heads relay PWB (KP1048), or poor contact of the connector terminals. Check the connection of the connector with the yellow drum unit and the printer main unit, check the continuity of the harness (S02866), check the connection of the LED print head memory PWB 3 (KP-1040), if there is trouble, remedy or replace. 1-5-5

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FS-C5016N
1-5-5
0953
LED print head memory PWB 1 com-
munication error (magenta drum unit)
•
The LED print head memory PWB 2
(KP-1040) which is attached to the
LED print head 1 of the magenta drum
unit does not communicate with the
engine controller PWB (KP-1054) nor-
mally.
Defective LED print
head memory
PWB 1 (KP-1040).
Replace the LED print head 1 of magenta
drum unit. See page 1-6-13.
Defective engine
controller PWB
(KP-1054).
Replace the engine controller PWB (KP-
1054). See page 1-6-25.
Defective LED print
heads relay PWB
(KP-1048).
Replace the LED print heads relay PWB
(KP-1048). See page 1-6-28.
Defective harness
(S02866) between
engine controller
PWB (KP-1054)
and LED print
heads relay PWB
(KP-1048), or poor
contact of the con-
nector terminals.
Check the continuity of the harness
(S02866), check the insertion of YC3 of the
engine controller PWB (KP-1054), if there is
trouble, remedy or replace.
Defective harness
(S02866) between
LED print head
memory PWB 1
(KP-1040) and
LED print heads
relay PWB (KP-
1048), or poor con-
tact of the connec-
tor terminals.
Check the connection of the connector with
the magenta drum unit and the printer main
unit, check the continuity of the harness
(S02866), check the connection of the LED
print head memory PWB 1 (KP-1040), if
there is trouble, remedy or replace.
0954
LED print head memory PWB 3 com-
munication error (yellow drum unit)
•
LED print head memory PWB 3 com-
munication error (yellow drum unit)
•
The LED print head memory PWB 3
(KP-1040) which is attached to the
LED print head 3 of the yellow drum
unit does not communicate with the
engine controller PWB (KP-1054) nor-
mally.
Defective LED print
head memory
PWB 3 (KP-1040).
Replace the LED print head 3 of yellow
drum unit. See page 1-6-13.
Defective engine
controller PWB
(KP-1054).
Replace the engine controller PWB (KP-
1054). See page 1-6-25.
Defective LED print
heads relay PWB
(KP-1048).
Replace the LED print heads relay PWB
(KP-1048). See page 1-6-28.
Defective harness
(S02866) between
engine controller
PWB (KP-1054)
and LED print
heads relay PWB
(KP-1048), or poor
contact of the con-
nector terminals.
Check the continuity of the harness
(S02866), check the insertion of YC3 of the
engine controller PWB (KP-1054), if there is
trouble, remedy or replace.
Defective harness
(S02866) between
LED print head
memory PWB 3
(KP-1040) and
LED print heads
relay PWB (KP-
1048), or poor con-
tact of the connec-
tor terminals.
Check the connection of the connector with
the yellow drum unit and the printer main
unit, check the continuity of the harness
(S02866), check the connection of the LED
print head memory PWB 3 (KP-1040), if
there is trouble, remedy or replace.
Code
Contents
Remarks
Causes
Check procedures/corrective measures