Toshiba KK-1600 manual Signal Description, Stpcov

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5.3 Signal Description

Signal Name

Part Name

Functional Description

Status

Note

 

 

 

 

 

STPCOV

STP cover open

Detects the open/close

Open: Power off

Microswitch

 

switch

state of the cover during

 

 

 

 

staple replacement, etc.

 

 

 

 

 

 

 

STPPSET

STP paper set

Detects the loading of the

Low: Paper loaded

Photo sensor

 

sensor

paper to be stapled.

 

 

 

 

 

 

 

STPHP

STP home

Detects the home position

Low: Home position

Photo sensor

 

position sensor

of the drive section.

 

 

 

 

 

 

 

STPEMP

STP staple

Detects the presence or

Low: No staples

Microswitch

 

empty switch

absence of staples.

 

 

 

 

 

 

 

The STP cover open switch detects the open or close state of the cover. A microswitch is used for the switch. A power supply is delivered to the stapler when the cover is closed, and cut off when open.

The STP paper set sensor detects the loading of paper. A photo sensor is used for the switch. The signal goes LOW when the paper to be stapled is loaded.

The STP home position sensor detects the home position of the stapler. A photo sensor is used for the sensor. It is mounted on the STP sensor PWA and detects the home position every stapling.

The STP staple empty switch detects the presence or absence of staples. A microswitch is used for the sensor. When staples have run out or no cartridge is mounted, the signal is detected at “Low” level.

KK-1600 CIRCUIT DESCRIPTION

5 - 2

October 2000 © TOSHIBA TEC

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Contents Toshiba TEC Corporation Contents Specifications Outline Names of Various ComponentsLayout of Electrical Parts SW2 EMPTY-SW Harness Connection Diagram Board Assembly Stpl ControllerGeneral Description Block DiagramOperational Description Staple Empty Detection Detection of Abnormal StatusCover Open/Close Detection Flow Chart OK?Staple Operation Mechanical DescriptionMechanism Drawing Functional Description PWA Block DiagramCircuit Description Signal Description StpcovStaple operation Timing ChartsStaple operation When staples have run out during operation Reverse operation When the motor has locked up STP bottom cover F Disassembly and ReplacementSTP cover/STP staple cartridge Connector plate Hook Screw STP staple cover STP cover open switchSTP bottom cover R STP base stay assembly AC adapterSTP base STP controller PWASTP staple unit