Yamaha DSP-AX1 Owner's Manual - Page 25

English Hookups Connecting External Amplifiers If you want to increase the power output to the speakers, or want to use another amplifier, connect an external amplifier to the PRE OUT/ MAIN IN terminals as follows. PREOUT/MAIN IN FRONT MONO REAR CTR REAR (SURROUND) SUB WOOFER SPLIT CENTER IN CENTER OUT MAIN IN MAIN OUT ~ MAIN jacks MAIN OUT jacks ..... Main channel line output jacks. The signals output through these jacks are affected by BASS, TREBLE, BALANCE, and BASS EXTENSION settings. MAIN IN jacks .......... Line input to the DSP-AX1 Main channel amplifiers. Ÿ CENTER jacks CENTER OUT jack . Center channel line output jacks. CENTER IN jack ..... Line input to the DSP-AX1 Center channel amplifier. ! REAR CT jack Rear Center channel line output jack. ⁄ SUBWOOFER jacks Subwoofers reinforce very low frequencies. MONO Main, Center and Rear channel frequencies below 90 Hz are output through this jack. You can also direct DTS and Dolby Digital LFE signals to this output. SPLIT The SPLIT jacks output stereo separation for the Main and Rear channels and a split mono signal for the Center and LFE channels. Adjust the volume level of the subwoofer with the control on the subwoofer. Subwoofer volume cannot be adjusted from this unit. Depending on the settings in SET MENU items 1. SPEAKER SET, 3A. LFE LEVEL and 4A. LFE LEVEL, some signals may not be output from the SUBWOOFER jacks. @ FRONT Front Effect channel line output jacks. ¤ REAR (SURROUND) Rear channel line output jacks. Note: • When RCA pin plugs are connected to the PRE OUT/MAIN IN output jacks for output to external amplifiers, the corresponding internal amplifiers will be muted. 23