Please assist me in setting this light timer. brinks-42-1020

How do you use brinks timer 42-1005

Instructions for Brinks 42-1020
1) There are plastic segments located around outer edge of timer dial.
These segments divide each hour into 15 minute periods.
Push segments down like a piano key for all hours you want timer ON-or-OFF
2) Push switch to Auto ON -or- Timer
3) Turn lamp ON, make sure bulb is working, plug lamp into timer.
4) Plug timer into wall.
Manually rotate timer dial clockwise to observe light turning on-off.
This action will say if light is ON when segments are up or down.
5) Unplug timer, and set segments for times you want lamp to turn on-off.
6) Rotate timer dial clockwise until current time lines up with arrowhead located on inner dial
7) Plug timer back into outlet. Dial rotates as time passes, segments click a switch that turns lamp on-and-off.

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