11 1-111-11Product Overview > Parts Name > Operation Panel (L150 / L150 CHN / L150 KOR / L154)Product Overview > Parts Name > Operation Panel (L150 / L150 CHN / L150 KOR / L154)No. Name Function[7] [Status Monitor/Cancel]keyConfirms and cancels a job. Also allows monitoring of thisproduct's status.[Back] key Returns to the screen one layer before.[▲] Key Selects the upper setting item or increases a setting value.[▼] Key Selects the lower setting item or decreases a setting value.[◄] Key Returns to the screen one layer before. Or moves the cursorto the left. Press to lower the volume level when the fax tone isplaying.[►] Key Proceeds to the screen one layer after. Or moves the cursor tothe right. Press to raise the volume level when the fax tone isplaying.[OK] key Determines settings and registered data.[Reset] key Resets settings.[8] [Processing/Data] lamp Blinks in green when this product is running. Lights up in greenwhen a job is waiting.[Error] lamp Blinks in orange when an error occurs. Or lights up in orangeinstead.[9] [Hook] key Push to dial with the telephone receiver of the external phoneon the hook.[10] [Pause] key Inserts a pause in the fax number.[11] [One-touch Speed Dial]keysSpecifies the destination registered to the One-Touch Dial1-15..T-1-6