phone AUDI A6 2005 C5 / 2.G Electrics System Training Manual

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Mobile baseplate diagnosis
The mobile baseplate is diagnosed as standard
using the address word 77 in the VAS tester.
A selective or sequential actuator test can be
performed to check the output of the audio signal to
the relevant sound system, radio mute operation,
and whether or not a switched-on phone was
detected.
Measured-value blocks
Measured-value blockDesignation
01General: Battery positive voltage
02MOST: MOST address, FOT temperature
03Status of ring break diagnosis line
05Input signals: PTT, Mobile inserted, Mobile switched on, Communication active
10Reception field strength of the mobile phone
11Status of external antenna for mobile baseplate
14Currently connected Bluetooth devices
19Microphone: Microphone voltage, microphone power consumption
20Number of bonded (known) Bluetooth devices
48Cut-off level of control unit for power management J644
80Control unit identification: Manufacturer codes
81Control unit identification: Serial number
130Status of Bluetooth antenna

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Actuator test
The actuator tests listed in the table can be called
up using the guided fault-finding function in the
diagnosis tester. Most of these can be activated
selectively (individually).
Possible actuator tests
Infotainment
Adaptation channelDesignation
128Basic audio volume
129Mobile after-run time, from 30 seconds to 30 minutes in seven intervals
130Reference channel wait time for synchronisation with audio components
131Microphone-sensitivity
133Bluetooth on/off
134Bluetooth: Handsfree operation only with mobile phone inserted
135Change Bluetooth PIN
136Beep Delay value: Time gap between pressing button and acknowledgement beep
Mobile baseplate adaptation
No.DesignationActuator test
SequentialSelective
1"Phone on" signalXX
2Audio lead adapter setX
3Communication lead to adapter setX