Huntleigh DA100PB, Service Manual, Page: 11 / 73

Introduction
771402-2 dopplex ABIlity Service Manual
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3 Introduction
This manual contains information for servicing the dopplex Ability. Only qualified service personnel should
service this product. Before servicing the dopplex Ability, read the products Instructions for Use Manual carefully
for a thorough understanding of safe operation.
Read and understand all safety warnings and service notes printed in this service manual and the user’s
manual.
The fault finding described is only intended to identify boards, modules or major components that need to be
replaced. This document is not intended as a full diagnostic tool because many of the boards and modules
cannot be satisfactorily repaired in the field and must be returned to Huntleigh Healthcare if faulty.
If any warranty claim is intended then it is important to ensure that any security seals are intact on the items to
be returned if the warranty is not to be invalidated.
To isolate the dopplex Ability from the mains or line supply, disconnect the power cable
from the mains inlet at the rear of the unit