Oki LD670 Guía De Usuario página 172

The printer enters sample print mode from the special mode.
Press the FEED switch briefly (one second or less) five times to move to
"SAMPLE PRINT".
Sample Print
↑
Data Analysis
↑
Cleaning
↑
Sensor Adjustment
↑
Setup
↑
Test Print
End
Sample Print
Data Analysis
Cleaning
Sensor Adjustment
Setup
Test Print
Selection Item
Please push Feed SW
Short : Ne xt pattern
Lo ng : Same pattern
170
CUT