Nokia 6310i Service Manual page 103

PAMS Technical Documentation
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HEADINT Voltage Value Table used for Accessory Identification
ACCESSORY CONNECTED
Headset HDC-9P and Loopset LPS-1
Carkit CARK-91
DLR3
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HEADINT
VOLTAGE LEVEL
MIN MAX
19 mV 300 mV
300 mV 800 mV
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3 - Audio System
NOTES
Without MBias
Varying with microphone FET
working line.
Detected and acknowledged by the
phone on MBUS
NPL-1
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