Preamplifier output

Preamplifier output (Preamp-Out/Sub-Out)

You can use the preamplifier outputs (Preamp-Out) of the car sound system to connect external amplifiers. In addition, you can connect an amplifier for operating a subwoofer to the integrated dynamic low- pass filter of the device (level and cutoff fre- quency can be adjusted).

For this purpose, the amplifiers must be connected as described in the installation instructions.

Adjusting the sub-out level

The sub-out level can be adjusted in 8 incre- ments (0 to +7).

￿Press the AUD button <. "BASS" appears on the display.

￿Press the or button 8 repeat- edly until "SUBOUT" appears on the display.

￿Press the or button : once to reach the SUBOUT submenu.

￿Press the or button :to adjust a value between 0 and +7.

When you have finished making your changes,

￿press the AUD button <twice.

Adjusting the sub-out cutoff frequency

You can select 1 of 4 settings: 0 Hz, 80 Hz, 120 Hz and 160 Hz.

￿Press the AUD button <. "BASS" appears on the display.

￿Press the or button 8 repeat- edly until "SUBOUT" appears on the display.

￿Press the or button : once to reach the SUBOUT submenu.

￿Press the or button 8repeatedly until the desired frequency appears on the display.

When you have finished making your changes,

￿press the AUD button <twice.

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Blaupunkt 7 647 553 310 operating instructions Preamplifier output Preamp-Out/Sub-Out, Adjusting the sub-out level