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Fabricante : Roland
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53) 4 Output Jacks Allow vou to output the piano's sound to sound reinforcement equipment to obtain a more powerful sound. Additionally, bv connecting the keyboard to a tape recorder, you can record vour performances on cassette tapes (p. 53). Underside 1 2 Computer }SZf° ■PC-1 •Mac •MIDI Phones 1 Computer Connector You can connect a computer to the HP 337 and exchange performance data between the two (p. 54). 2 Computer Switch The setting for this switch is made depending on the computer connected— Mac/PC-1 /PC-2. Additionally, this switches between MIDI In connector and the Computer connector (p. 50, 54). * The MIDI Out/In connector and the computer connector cannot be used at the same time. 3 Phones Jack For more information about the Phones jack, please refer to "Connecting Headphones" (p. 13). 49 Connecting External Devices Connecting External Devices Connecting to MIDI Devices Connecting a MIDI device to the HP 337 permits the exchange of performance data between the two devices, and allows von an even greater number of wavs to us the HP 337. With a MIDI sequencer connected, vou can record and save vour performances on the HP 337. You can also take performances recorded to a sequencer and play them back on the HP 377. Furthermore, you can also enjoy the Minus One Play function (p. 34) to play along with commercially available music data in a variety of musical genres. When you connect a MIDI sound module, you can perform on the HP 337 and hear the sounds plaved through the MIDI sound module. The models in Roland's MT Series feature sequencers and sound generators in a single unit. ■ What's MIDI? MIDI stands for Musical Instrument Digital Interface, an international standard which allows performance information to be communicated among electronic musical instruments and computers. The HP 337 is equipped with MIDI and computer connectors to allow such exchange of performance data with external equipment and devices. Connecting the keyboard to other devices with these connectors provides vou with an even greater variety of ways to use your keyboard. * A separate publication titled “MIDI Implementation" is also available. II provides complete details concerning the iiwi/ MIDI has been implemented on this unit. If you should reipiire this publication (such as when yon intend to carry out byte-level programming), please contact the nearest Roland Service Center or authorized Roland distributor. ■ About MIDI Connectors _MIDI_ Out In MIDI OUT Connector Connect this to the MIDI In connector on an external MIDI device using a MIDI cable (sold separately). Performance data when you finger the keyboard or depress a pedal is sent from this connector to the external MIDI connector. MIDI IN Connector Connect this to the MIDI Out connector on an external MIDI device using a MIDI cable (sold separately). This connector receives MIDI messages that are transmitted from external MIDI devices. These incoming messages may instruct the receiving HP337 to play sounds or switch Tones. * External MIDI devices can’t be used for remotely changing the tones played hi/ the HI’ 3/57's keyboard. Making Connections to MIDI Devices * When connecting, turn on power to your various devices in the order specified. Failure to follow these steps in the order given could cause a malfunction and/or damage to speakers or other equipment. 1. Turn the volume all the way down on the HP 337 and on the device you're about to connect. 2. Turn off the power to the HP 337 and other connected equipment, 3. Set the computer switch on the underside of the keyboard to "MIDI." 4. Use a MIDI cable (sold separately) to connect the MIDI connectors to each other. Please refer to the connection examples below. 5. Switch on the power to the HP 337 and the connected device. 6. Adjust the volume level on the HP 337 and the connected device. 7. You should also set the MIDI settings as needed. For details on the MIDI-related settings, refer to page SI - 52. ■ Connection Examples: Connecting to a MIDI Sequencer MT Series * When the HP 337 is connected to a MIDI sequencer, set it to Local OFF. Refer to "Disconnecting the Keyboard from the Internal Sound Generator (Local On/Off)" (p. 52). 50 Connecting External Devices Connecting to a MIDI Sound Module Sound Module t HP 337 € JO ® ©о © © Making MIDI Settings When connccting a MIDI device, make the following settings. ■ Selecting the MIDI Send Channel MIDI features sixteen MIDI channels, numbered 1-16. Simply connecting a cablc is not enough for communication to take place. The connected devices must be set to use the same MIDI channels. Otherwise, no sound will be produced, and no sounds can be selected. Select the transmit channel (1-16) of the HP 337. When the piano is turned on, Channel "1" is selected. 1. Press the [Function] button. The [Function] button's indicator blinks. 2. Press the [Strings] button. 3. Use the Variation [+] and 1-J buttons...