While you wait for answers, we may have found some information which could help you.
Success
Message
Sky Plus Box Amstrad 280 no power?
power light on nothing else working?
sky receiver?
How can I fix Sky HD box (amstrad)?
Sky reception?
amstrad drx550 mains pcb?
how to install amstrad sky?
amstrad drx280 ?
AMSTRAD DXR400 INTERMITTENT SIGNAL?
how to reset amstrad sky box?
noisy fan amstrad drx280?
How can I fix my Amstrad sky HD+ box which stays on standby ?