Operation of the on-board monitor control panel (BMBT)

Switching on:

The on-board monitor control panel (BMBT) is switched on as soon as the ignition lock is in position 1 or when the I-bus is active or when the "CLOCK" is pressed in ignition lock position 0.

Telephone button:

Sending and concluding a telephone call. Relevant LEDs:

• Yellow: Telephone ON
  
• Red: Telephone operation not possible. If LED lights the telephone is outside supply range. If LED flashes the telephone is within the network area but not registered.
  
• Green: Telephone in operation. Lights when telephone is in call status: After picking up the receiver up to replacing the receiver.
  

CLOCK button:

Switching ON/OFF on-board clock display in TV picture. The clock time can be selected also when the on-board monitor is switched off. The on-board heating/ventilation function can be switched off by pressing the button longer.The fan symbol above the button lights red if independent heating/ventilation has been programmed. The symbol flashes when independent heating or ventilation is currently active.

MENU button:

Branch to main menu on LCS on-board monitor.

On-board monitor rotary knob:

Selection of functions on LCD on-board monitor by turning the rotary knob. The corresponding function is activated by pressing the rotary knob.

Display button:

Permanent overlay of window for radio and clock in LCD on-board monitor.

Volume control:

Setting radio and cassette drive volume by turning rotary knob. The radio is switched on and off by pressing the rotary knob. The radio LED lights orange when the radio is switched on.

TONE button:

The adjustments for fader, balance, base and treble can be selected with the TONE button. Adjustment takes place with the search rocker switch.All sound settings are set to the centre position if the TONE button is pressed for 2 s.

SELECT button:

Selection of search rocker switch:

• In radio mode: Selection between manual tuning, automatic search and scan search.
  
• In cassette mode: Selection between fast forward/rewind, scan search and automatic search.
  
• In CD mode: Selection between fast forward/rewind, track search, scan search and random play function.
  

Search rocker switch:

• Left side: Reverse search.
  
• Right side: Forward search.
  

Station buttons:

In radio mode: Selection of one of 6 stored radio stations

In CD mode: Selection of CD 1...6 in CD changer.

FM/AM button:

Selection of radio reception range between VHF and medium wave.

TP button:

Only road traffic radio stations are selected.

RDS button:

Digital station identification is displayed in radio window.

Dolby button:

Switching Dolby function ON/OFF. Selection between Dolby B and Dolby C by pressing button several times.

MODE button:

Selection between radio, cassette and CD mode.

Direction selection button:

Selection of direction of cassette drive.

EJECT button:

Cassette ejection.