Yamaha PDP-400 Owner's Manual - Page 8

4 Preparation s The Music Stand Attach the supplied music stand to the PDP-400 by inserting it into the groove at the rear of the instrument's top panel. s The Foot Switch DAMPER FOOT SWITCH The supplied FC4 foot switch should normally be connected to the DAMPER jack. It (or an optional FC4 or FC5 foot switch) can also be connected to the FOOT SWITCH jack - see page 14 for details. s The Power Switch In some areas the power cord must be connected to a socket on the rear panel of POWER the instrument before being plugged into an AC wall outlet. A plug adaptor may also be provided to match the pin configuration of the AC wall outlets in your area. Make sure the power cord is properly connected to both the instrument and a con- venient AC wall outlet, then press the [POWER] switch located to the left of the keyboard once to turn the power on. Press the [POWER] switch again to turn the power off. When the power is initially turned on, the PIANO voice selector LED will light, the POP style selector LED will light, and "72" will appear on the TEMPO display. s Headphones PHONES A pair of stereo headphones can be plugged in here for private practice or latenight playing. The internal speaker system is automatically shut off when a pair of headphones is plugged into the PHONES jack. s SPEAKER ON OFF Switch If you will be using the PDP-400 with an external sound system connected via SPEAKER ON OFF the AUX OUT jacks, the internal amplifier and speaker system can be turned off by using the rear-panel SPEAKER ON OFF switch.