Misfeed At Tray 3/Tray 4 Vertical Conveyance Section - Konica Minolta bizhub C35 Service Manual

DRAFT
12. JAM DISPLAY
12.3.7

Misfeed at tray 3/tray 4 vertical conveyance section

A. Detection timing
Type
Detection of • The paper does not unblock the registration sensor (PS5) or the upper tray's
misfeed at tray 3/
tray 4 vertical con-
veyance section • The paper does not block the media feed sensor (PS3) even after the lapse of a
B. Action
Media feed sensor (PS3)
Media feed clutch (CL1)
Registration sensor (PS5)
Step
1 Initial check items
2 Check the connector between M1-PCCB
PJ3 for proper connection and correct as
necessary.
3 Check the M1 connector for proper drive
coupling and correct as necessary.
4 Check the connector between PS5-PRCB
PJ27 for proper connection and correct as
necessary.
5 Check the connector between PS3-PCCB
PJ5 for proper connection and correct as
necessary.
6 Check the connector between CL1-relay
CN57-PCCB PJ15 for proper connection
and correct as necessary.
7 Check the connector between PCCB PJ1,
PJ2-relay CN53, CN70-PRCB PJ7 for
proper connection and correct as neces-
sary.
8 PS3 sensor check
9 PS5 sensor check
10 CL1 operation check
11 M1 operation check
12 Change PCCB.
13 Change PRCB.
196
media feed sensor (PS3) even after the lapse of a given period of time after the
paper has unblocked the media feed sensor (PS3).
given period of time after the paper has unblocked the media feed sensor
(PS3).
Relevant electrical parts
Action
Field Service Ver. 1.0 Feb. 2010
Description
Printer control board (PRCB)
PC control board (PCCB)
Media feed motor (M1)
WIRING DIAGRAM
Control signal
-
-
-
-
-
-
-
PCCB PJ5-3 (ON)
PRCB PJ27-7 (ON)
PCCB PJ5-8 (REM)
PCCB PJ3-4 to 8
-
-
Location (electri-
cal component)
-
-
-
-
-
-
-
I-2
E-15
I-2
K-2
-
-