XT XT20 Operation & user’s manual. The document runs 41 pages and introduces technical specifications, mounting recommendations, and also step-by-step operation.
Here is the XT MF626 User modem. It addresses connection and wiring, settings and adjustments, and also problem solving.
Open this Operation & user’s manual to see how the XT DIGITAL VIDEO CAMERA works: it contains compatibility requirements, long-term storage, and also problem solving.