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Jaguar XJ (X350). Manual - part 1296
AMPLIFIER
The base audio system amplifier is integral to the IHU. The premium audio system is a separate unit
located towards the front of the loadspace on the LH (left-hand) side. The amplifier
GATEWAY MODULE
The gateway module is located in the LH (left-hand) side of the luggage compartment.
The gateway module translates MOST signals from the digital radio module (SDARS, DAB or IBOC/HD)
to D2B signals for the IHU. The gateway module also steams audio from the digital radio module to
the IHU.
The gateway module appears as a slave module on the D2B bus and a master on the MOST bus. The
gateway module incorporates basic ring break diagnostics and stores fault codes from the digital
radio module. The fault codes can be retrieved by the recommended Jaguar diagnostic tool.