Transport Section Misfeed - Olivetti MT-502 Service Manual

7. Jam display
7.3.2

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 sensor check
3 PS10 sensor check
4 PS9 sensor check
5 MTCB replacement
18
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
FSCB PJ19FSCB-14 (ON)
MTCB CN102MTCB-8 (ON)
MTCB CN101MTCB-8 (ON)
Service Manual
Field Service Ver. 2.0 Jan. 2008
Description
WIRING DIAGRAM
Location (Electrical
Control signal
—
MT-502 B to C-3
—
components)
—
FS-519 C-7
MT-502 B to C-4
—
Y108462-9