Transport Section Misfeed - Olivetti MT-502 Service Manual

6. Jam display
6.3.3

Transport section misfeed

A. Detection timing
Type

Transport section misfeed

detection
Detection of paper remain-
ing in the transport section
B. Action
Transport sensor (PS2)
Lower transport sensor (PS10)
Upper transport sensor (PS9)
Step
1 Initial checks
2 PS2 I/O check, sensor check
3 PS10 I/O check, sensor check
4 PS9 I/O check, sensor check
5 MTCB replacement
14
The lower transport sensor (PS10) is not turned ON even after the set
period of time has elapsed after the transport sensor (PS2) is turned ON
by the paper.
The upper transport sensor (PS9) is not turned ON even after the set
period of time has elapsed after the lower transport sensor (PS10) is
turned ON by the paper.
The lower transport sensor (PS10) is turned ON when the power switch is
set to ON, a door or cover is opened and closed, or a misfeed or malfunc-
tion is reset.
The upper transport sensor (PS9) is turned ON when the power switch is
set to ON, a door or cover is opened and closed, or a misfeed or malfunc-
tion is reset.
Relevant electrical parts
MT control board (MTCB)
Action
Service Manual
Field Service Ver. 2.0 Jan. 2008
Description
WIRING DIAGRAM
Control signal
—
FSCB PJ19-14 (ON)
MTCB CN102-8 (ON)
MTCB CN101-8 (ON)
—
Location (Electrical
components)
—
FS-519 C-7
MT-502 B to C-4
MT-502 B to C-3
—
Y108462-9