Sony UP55MD, Руководство по обслуживанию

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4-2
UP-55MD
4-1. Sensors and Motors
No. Name Board Function
1
Mode sensor SE-746 board Detects the head position.
(Two photointerrupter sensors)
2
Ribbon sensor SE-747 board Detects the cue-up of each ribbon color.
(Transmission sensor) SE-748 board
3
Paper edge sensor SE-749 board Detects the paper edge.
(Transmission sensor) SE-750 board
4
Paper detection sensor SE-751 board Detects the existence of paper in a paper feed
(Photointerrupter sensor) SE-762 board tray.
5
Eject detection sensor SE-752 board Detects that paper is incorrectly ejected
(Photointerrupter type) and that the paper in an eject tray is full.
6
Jamming detection sensor SE-753 board Detects the paper edge.
(Transmission sensor) SE-754 board
7
Bottom cover sensor (Switch) SE-755 board Detects that the bottom cover (chassis cover)
is opened and closed.
8
Front panel sensor (Switch) SE-756 board Detects that the ribbon door is opened and
closed.
9
Head thermistor Temperature detection _
of thermal head
!/
In-unit thermistor SE-754 board Detects the temperature in this unit.
!-
Paper drive motor _ _
(Stepping motor)
!=
Ribbon motor (DC motor) _ _
![
Mode motor (DC motor) _ _
!]
Antenna Detection of ribbon _
information
!\
Head cooling fan _ _
!;
In-unit cooling fan _ _
4-2. Mechanical Parts
No. Name No. Name
!'
Platen
@]
Eject roller
!,
Grip roller
@\
Ink ribbon
!.
Pinch roller
@;
Take-up limiter
@/
Thermal head
@'
Supply limiter
@-
Separation pad
@,
Ribbon guide
@=
Press roller
@.
Mode lever
@[
Load roller
#/
Cam gear