TRS-80 Model I

Power

Radio Shack

TRS-80

VIDEO

DISPLAY

Contrast Brightness V-Hold

Expansion Interface + disks (TRSDOS). Uncheck for cassette-only Level II.

TAPE —

DISK

Esc is BREAK. Click the tube, then type.

TRSDOS: DIR BASIC DEMON ADV01

Level II: PRINT 2+2 · CLOAD "STARS" · SYSTEM

The red button on the set is power. The three knobs are contrast, brightness, and vertical hold.