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IMPORTANT NOTICE
Never open up your equipment in an attempt to alter the wiring or internal components.
Doing so could result in serious injury or death.
The Henson 3000 is a uses a BBC based computer to operate which is now quite antiquated but it still performs it's job well.
Because of the age of this instrument, it is not usually cost effective to perform major repairs but Henson 3000's tend to be very reliable.
If the printer has no power, check the mains connection underneath the base of the Henson 3000.