Konica Minolta bizhub PRO 920 Service Manual page 479

Field Service Ver2.0 Aug.2005
Classifica- Jam code
tion
Tray 3 J13-02
J13-03
J13-04
J13-05
LU J14-01
J14-02
J14-03
J14-04
Paper feed J17-01
conveyance
(common to
each tray)
Paper feed J17-02
conveyance
(tray 1)
Cause
The pre-registration sensor /3 (PS52)
does not turn OFF within a specified
period of time after the pre-registration
clutch /3 (CL8) turns ON.
The vertical conveyance sensor /3
(PS19) does not turn ON within a speci-
fied period of time after the paper feed
sensor /3 (PS51) turns ON.
The vertical conveyance sensor /3
(PS19) turns ON while in idling.
The paper feed sensor /3 (PS51) turns
ON while in idling.
The pre-registration sensor /3 (PS52)
turns ON while in idling.
The pre-registration sensor (PS107)
does not turn ON within a specified
period of time after the pre-registration
clutch (CL102) turns ON.
The LU exit sensor (PS106) does not
turn ON within a specified period of
time after the feed clutch (CL101) turns
ON.
The LU exit sensor (PS106) turns ON
while in idling.
The pre-registration sensor (PS107)
turns ON while in idling.
Within a specified period of time after
the loop sensor (PS54) or the ADU exit
sensor (PS46) turns ON, the registration
sensor (PS44) does not turn ON.
The loop sensor (PS54) does not turn
ON within a specified period of time
after the paper feed sensor /1 (PS47)
turns ON.
Resulting Correction
operation
If there is a Open the main body
sheet of paper vertical conveyance
being printed door and remove
when a jam jammed paper if any.
occurs, the main Pull out the tray and
body completes remove jammed paper
the paper exit if any.
before stopping
operations.
Open the main body
vertical conveyance
door and remove
jammed paper if any.
Open the main body
vertical conveyance
door and remove
jammed paper if any.
Pull out the tray and
remove jammed paper
if any.
Open the LU upper
cover and remove
jammed paper if any.
Open the LU jam door
and remove jammed
paper if any.
Open the front door to
pull out the ADU stand,
and then open the reg-
istration loop jam han-
dling section and the
open/close guide B to
remove a jammed
paper, if any.
Open the main body
vertical conveyance
door and remove
jammed paper if any.
12. JAM CODE
447