Oki LD670 User Manual page 62

<<Procedure>>
(1) Enter the paper width.
(2) Click the [Layout Auto Set] button.
4 When a confirmation message appears, respond as instructed and then
click the [OK] button.
5 A message appears, prompting you to replace the paper with paper
targeted by the layout setting. Replace the paper and click the [OK]
button.
Note: Automatic paper size setting involves a paper feed of several tens of
centimeters for layout detection. This is normal operation.
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