Alignment and Adjustmens

6.2 Function

6.2.1 KEY Function

There are two keys present. The one is Stop key and the other is Black only key.

If users input key value, the key input is transferred via GIP (General Input Port) and the operation to be defined by key value is processed.

6.2.1.1 Functions

Stop key function is made up of

-Demo page/Configuration sheet printing function

-Job cancels function

-Start manual feeding function

-Firmware downloads mode function

Black only key function is made up of

-Change printer mode to Black-only mode function

-Black only LED light function

6.2.1.2 Detail Description

KEY input detection & process order

1)User KEY input

2)KEY input detection

:If the key input is detected when the key input check per timer tick 10ms, The 10ms interrupt service routine sends the key detection event to panel task.

3)KEY input process

Stop key input process

:After the panel task is received the Stop key detection event, it checks the engine error status two times and process the operation to be defined by key value.

- Demo page/Configuration sheet function

This button will have multiple functions when the printer is in idle state. Demo page printing

Press and hold this button for about 2 seconds until the control panel lights blink slowly to print a demo page.

Configuration sheet printing

Press and hold this button for about 6 seconds until the control panel lights blink rapidly to print a con- figuration sheet.

- Job cancels function

When the printer is printing an active printing job, press and holds this button until the control panel lights blink to cancel a job the printer is currently except the manual job.

- Start manual feeding function

When you select manual feed for paper source, press this button each time you feed a sheet of paper manually.

The application of manual feeding function in CLP-300 will be determined

6-2

Service Manual

Samsung Electronics

 

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Image 62
Samsung CLP-300 XSG manual KEY Function