BMW ON-BOARD MONITOR AND NAVIGATION SYSTEMS FOR E38 E39 E46 E53 User Manual download pdf (Page 32)

Mk-3 Navigation System On-Board Monitor with Widescreen Display Chapter 4 P.6

Course Contents/Background Material

Switching the LC display on/off

Switch-on conditions

The LC display is switched on

- when the ignition key is in position 0; "Driver's door open"

body bus signal

- if the radio terminal is on

- if the ignition key is in position 1

- if the "Clock" button is pressed

- if the "Telephone" button is pressed

- following overvoltage/undervoltage

-U

< 16 V U

> 10 V LC display on

- following overheating T < 70 ºC

Switch-off conditions

The LC display is switched off

- if the ignition key is in position 1; the video signal is off

- if the radio terminal is off

- if the ignition key is in position 0 and the "End of display" sign

is showing (under preparation, e.g. time display for 8 seconds)

- if overheating occurs T > 76 ºC

- if overvoltage/undervoltage occurs

-U

> 17 V U

< 9 V LC display off

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BMW ON-BOARD MONITOR AND NAVIGATION SYSTEMS FOR E38 E39 E46 E53 User Manual Page 32