Oki C5250 Service Manual

Oki Data CONFIDENTIAL
42615101TH Rev.8 206 /
7.5.2.(5) Paper Path Jam(Error 381)
(5-1)Paper path jam occurs right after turning on the power
Paper path route for a front unit
Check sensor levers of WR
sensor
Confirm condition of the
sensor signal detection
Check output levels of WR
sensor
Check the power of a front
sensor board (RSF PCB)
Confirmation Tasks
Check paper is not jammed in a path route.
Confirm that there is no abnormality in the shape of the sensor
lever and in the operation.
Confirm a sensor signal is correctly detected by the SWITCH
SCAN function of the Self-diagnostic Mode.
Check the following signals with FSNS connector of PU board
(PRN PCB).
2pin:WR Sensor
Confirm that the above signal operates a sensor lever and varies.
Check 5V power with CN connector of a front sensor board
(RSF PCB).
5pin:5V Power
1pin:0VL
Action at NG
Remove jammed paper.
Exchange to a normal
sensor lever.
Exchange PU board
(PRN PCB),
Front sensor board
(RSF PCB) or a
connection board.
Exchange a front
sensor board
(RSF PCB).
Exchange a connection
cord.
(5-1-2)Confirm condition of mechanical parts
(5-1-1)Check a path route
(5-1-3)Confirm electric parts
Confirmation Items

Oki C5250 Specifications

General

Brand	Oki
Model	C5250
Category	Printer
Language	English