Alpine CDE-W235BT Owner's Manual (english) - Page 15
Adjusting the High Pass Filter - microphone
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Setting the Source Volume Level The output level of each source is individually adjustable. For example, if the TUNER level sounds lower than CD, its output can be adjusted without affecting the other sources. The Hands free phone talk level, ring tone level and microphone gain level can also be adjusted by using this setting. Setting item: VOL LV ADJ Further setting items: TUNER / DISC / USB / IPOD / BT AUDIO / AUX / PHONE TALK / RING TONE / MIC GAIN Setting contents: -5 dB ~ +5 dB Adjusting the High Pass Filter The High Pass Filter on this unit can be adjusted to suit your personal taste. Setting item: HPF Setting contents: HPF OFF (Initial setting) / HPF 60 (Hz) / HPF 80 (Hz) / HPF 120 (Hz) / HPF 160 (Hz) All frequencies above the selected cutoff are output. Turning Subwoofer ON/OFF When the subwoofer is on, you can adjust the subwoofer output level (refer to "Adjusting Subwoofer Level/Bass Level/Middle Level/Treble Level/Balance (Between Left and Right)/Fader (Between Front and Rear)/Loudness/Defeat" on page 13). Setting item: SUBWOOFER Setting contents: SUBW OFF (Initial setting) / SUBW ON SUBW OFF: No subwoofer signal is output from the Subwoofer RCA Connectors (refer to "Connections" on page 37). SUBW ON: The subwoofer signal is output from the Subwoofer RCA Connectors (refer to "Connections" on page 37). Adjusting the Low Pass Filter The Low Pass Filter on this unit can be adjusted to suit your personal taste. Setting item: SUBW LPF Setting contents: LPF OFF (Initial setting) / LPF 60 (Hz) / LPF 80 (Hz) / LPF 120 (Hz) / LPF 160 (Hz) All frequencies lower than the selected cutoff are output. Setting the Subwoofer Phase The subwoofer output phase is toggled SUBWOOFER NORMAL (0°) or SUBWOOFER REVERSE (180°). To adjust the level, turn the Rotary encoder. Setting item: SUBW PHASE Setting contents: NORMAL (Initial setting) / REVERSE Setting the Subwoofer System When the subwoofer is on, you can select either SYS 1 or SYS 2 for the desired subwoofer effect. Setting item: SUBW SYS Setting contents: SUBW SYS 1 / SUBW SYS 2 (Initial setting) SUBW SYS 1: Subwoofer level changes according to the main volume setting. SUBW SYS 2: Subwoofer level change is different from the main volume setting. For example, even at low volume settings, the subwoofer is still audible. External Device Connecting to an External Amplifier (POWER IC) When an external amplifier is connected, sound quality can be improved by stopping the power supply of the built-in amplifier. Setting item: POWER IC Setting contents: OFF / ON (Initial setting) OFF: Use this mode when the line output of this unit is used to drive an external amplifier. In this setting, the head unit's internal amplifier is turned OFF and cannot drive speakers. ON: The speakers are driven by the built-in amplifier. OFF: Amplifier Front Left Front Right ON: SPEAKER RIGHT FRONT Speakers Front Right SPEAKER RIGHT REAR SPEAKER LEFT REAR Rear Right Rear Left SPEAKER LEFT FRONT Front Left Note • No sound is produced by the system when the power output is set to OFF. 15-EN