Kyocera FS-9120DN Service Manual page 89

Code
1120 Deck right lift of the paper feeder PF-
75* position problem
• Deck level switch 2 does not turn on
within 30 s of paper deck motor 2
turning on.
1130 Deck left lift of the paper feeder PF-
75* position problem
• Deck level switch 1 does not turn on
within 30 s of paper deck motor 1
turning on.
2000 Drive motor problem
• LOCK ALM signal remains high for 1
s, 1 s after the drive motor has turned
on.
2500 Paper feed motor problem
• LOCK ALM signal remains high for 1
s, 1 s after the paper feed motor has
turned on.
*: Optional
Contents
Causes Check procedures/corrective measures
The deck right lift Check the gears and belts, and remedy if
does not rise necessary.
properly.
Defective deck Check if CN5-7 on the desk main board
level switch 1. goes low when desk level switch 1 is
turned off. If not, replace desk level switch
1.
Poor contact of Reinsert the connector. Also check for con-
deck level switch tinuity within the connector cable. If none,
1 connector termi- repair or replace the cable.
nals.
Defective paper Check for continuity across the coil. If
deck motor 1. none, replace paper desk motor 1.
Poor contact of Reinsert the connector. Also check for con-
paper deck motor tinuity within the connector cable. If none,
1 connector termi- repair or replace the cable.
nals.
The deck left lift Check the gears and belts, and remedy if
does not rise necessary.
properly.
Poor contact in Reinsert the connector. Also check for con-
the drive motor tinuity within the connector cable. If none,
connector termi- remedy or replace the cable.
nals.
Defective drive Replace the drive motor.
motor rotation
control circuit.
Defective drive Check if the rollers and gears rotate
transmission sys- smoothly. If not, grease the bushings and
tem. gears. Check for broken gears and replace
if any.
Defective engine Replace the engine controller PWB (see
controller PWB. page 1-6-24).
Poor contact in Reinsert the connector. Also check for con-
the paper feed tinuity within the connector cable. If none,
motor connector remedy or replace the cable.
terminals.
Defective paper Replace the paper feed motor.
feed motor rota-
tion control circuit.
Defective drive Check if the rollers and gears rotate
transmission sys- smoothly. If not, grease the bushings and
tem. gears. Check for broken gears and replace
if any.
Defective engine Replace the engine controller PWB (see
controller PWB. page 1-6-24).
FS-9120DN/9520DN
Remarks
1-5-19