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M-48_e.book 1 ページ ２００９年２月２４日 火曜日 午前９時３３分
Owner’s Manual
Before using this unit, carefully read the sections entitled: “USING THE UNIT SAFELY”
and “IMPORTANT NOTES” (p. 5–6; p. 7). These sections provide important information
concerning the proper operation of the unit. Additionally, in order to feel assured
that you have gained a good grasp of every feature provided by your new unit,
Owner’s Manual should be read in its entirety. The manual should be saved and kept
on hand as a convenie
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M-48_e.book 2 ページ ２００９年２月２４日 火曜日 午前９時３３分 Introduction Check the included Items The following items are included with the M-48. Make sure that all of these items are present. If anything is missing, please contact your dealer. M-48 (main unit) Ferrite core (1) * Attach this to the REAC cable or Cat5e Ethernet cable (p. 15). Screws for attaching the APC-33 all purpose clamp (4) Mounting bracket/bracket tray (1) REAC connector cover (1) Owner’s Manual (this document) Mounting bracket
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M-48_e.book 3 ページ ２００９年２月２４日 火曜日 午前９時３３分 Main Features ● The flexibility of 40-channel mixing with easy operation enabled by grouping The M-48 allows you to mix up to 40 channels of digital audio sent via REAC. You can individually adjust the level and pan of 40 source channels and then assign the 40 sources to 16 stereo groups for convenience. Volume adjustments on the M-48 are performed on group mixes assigned to each knob, making adjustments extremely quick and easy.
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M-48_e.book 4 ページ ２００９年２月２４日 火曜日 午前９時３３分 Table of Contents USING THE UNIT SAFELY ...................................................................................................... 5 Please read before using. IMPORTANT NOTES................................................................................................................ 7 Introduction 2 Check the included Items.................................................................................................................
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M-48_e.book 5 ページ ２００９年２月２４日 火曜日 午前９時３３分 USING THE UNIT SAFELY The symbol alerts the user to important instructions or Used for instructions intended to alert the warnings.The specific meaning of the symbol is user to the risk of death or severe injury determined by the design contained within the triangle. In should the unit be used improperly. the case of the symbol at left, it is used for general cautions, warnings, or alerts to danger. Used for instruc
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M-48_e.book 6 ページ ２００９年２月２４日 火曜日 午前９時３３分 USING THE UNIT SAFELY 006 101c ● When using the unit with a mic stand, the rack or ● This device is designed so that it can be used with a stand must be carefully placed so it is level and sure microphone stand or with the APC-33 all-purpose to remain stable. If not using a mic stand, you still clamp made by Roland. When using this device with need to make sure that any location you choose for a mic sta
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M-48_e.book 7 ページ ２００９年２月２４日 火曜日 午前９時３３分 IMPORTANT NOTES Power Supply Repairs and Data 307 452 ● Before connecting this unit to other devices, turn off the ● Please be aware that all data contained in the unit’s memory power to all units. This will help prevent malfunctions and/or may be lost when the unit is sent for repairs. Please save damage to speakers or other devices. important data as a file on the M-400 or on your computer. For details
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M-48_e.book 8 ページ ２００９年２月２４日 火曜日 午前９時３３分 Panel Descriptions Top Panel Memory section Supplementary input section Line out section Headphones section Layer select section Group control section Control select section Layer select section Group control section (continued) Here you can select the layer for the groups that you want to operate. SIG (signal) indicators The button corresponding to the currently shown layer will light. These will light when the group c
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M-48_e.book 9 ページ ２００９年２月２４日 火曜日 午前９時３３分 Panel Descriptions Control select section (continued) Line out section In this section you can adjust the output level of the line out. [LO GAIN] button This button allows you to adjust the EQ low gain. LINE OUT [VOLUME] knob The low gain (center frequency 120 Hz) can be boosted or cut by up This knob adjusts the line out output level. to 15 dB. ☞ “Adjusting the Line Out Output Level” (p.
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M-48_e.book 10 ページ ２００９年２月２４日 火曜日 午前９時３３分 Panel Descriptions Rear Panel [ATT] knob [DIMMER] switch This adjusts the final output level of the headphones. This switches the brightness of the indicators. Normally, you should use the top panel PHONES [VOLUME] knob to ON Darker. adjust the headphone output level. OFF Brighter. Use the [ATT] knob to adjust the output level appropriately for the sensitivity of the headphones you’re using. REAC port (supports REAC EMBEDD
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M-48_e.book 11 ページ ２００９年２月２４日 火曜日 午前９時３３分 Installation Placing the M-48 on a Desk at an Angle Attaching the M-48 to the Top of a Mic Stand By attaching the included mounting bracket to the M-48, you can place it on a desk at a convenient angle. You can use the included mounting bracket to attach the M-48 to * Spread a soft cloth or similar material under the mounting bracket so the top of a mic stand. that the bracket does not scratch the surface on which it is placed. If the
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M-48_e.book 12 ページ ２００９年２月２４日 火曜日 午前９時３３分 Installation If Your Mic Stand has 3/8 inch Threads Items to use • Wing nut x 1 (included) • Washers x 2 (included) • Rubber washer x 1 (included) • Screws for fastening the M-48 x 2 (included) 1 Attach the mounting bracket to the mic stand. 3 Insert the hooks located on the M-48’s bottom panel into the slits of the mounting bracket. Attach the washers, mounting bracket, and other parts to your mic stand in the order – shown in t
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M-48_e.book 13 ページ ２００９年２月２４日 火曜日 午前９時３３分 Installation If Your Mic Stand has 5/8 inch Threads Items to use • Nut x 1 (included) • Rubber washer x 1 (included) • Screws for fastening the M-48 x 2 (included) 1 Attach the mounting bracket to the mic stand. 3 Insert the hooks located on the M-48’s bottom panel into the slits of the mounting bracket. Attach the rubber washer, mounting bracket, and other parts to your mic stand in the order – shown in the illustration. Hooks (on
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M-48_e.book 14 ページ ２００９年２月２４日 火曜日 午前９時３３分 Installation Attaching the M-48 to Any Part of a Mic Stand By using the Roland APC-33 all-purpose clamp (sold separately) in conjunction with the included mounting bracket, you can freely attach the M-48 to any part of a mic stand. Items to use • APC-33 attachment screws x 4 (included) • Screws for fastening the M-48 x 2 (included) 1 Using the four included APC-33 attachment screws, 3 Insert the hooks located on the M-48’s bottom pane
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M-48_e.book 15 ページ ２００９年２月２４日 火曜日 午前９時３３分 Installation Attaching the REAC Connector Cover Attaching the Ferrite Core If you’re using a commercially available Cat5e Ethernet cable, When making a REAC connection, you must attach the included attach the included REAC connector cover to the REAC port. ferrite core to the REAC cable. The REAC connector cover must be attached in order to minimize The ferrite core must be installed in order to prevent electromagnetic noise. elec
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M-48_e.book 16 ページ ２００９年２月２４日 火曜日 午前９時３３分 Connecting External Devices Connecting the M-48 to a V-Mixing System Lead Vocal Vocal 1 Vocal 2 Vocal 3 Keyboard Guitar Bass Drum M-48 x 8 REAC cable or Cat5e Ethernet cable REAC port 3 4 5 6 7 8 910 16 channels of audio input REAC port 1 2 S-4000D 16 channels of audio input S-1608 (Slave REAC device) S-1608 (Slave REAC device) REAC port REAC port 8 channels of audio output REAC cable or Front speakers Cat5e Ethernet cable 8 channels of audio outp
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M-48_e.book 17 ページ ２００９年２月２４日 火曜日 午前９時３３分 Connecting External Devices Connecting the M-48 to an Analog Mixer System Lead Vocal Vocal 1 Vocal 2 Vocal 3 Keyboard Guitar Bass Drum M-48 x 8 REAC cable or Cat5e Ethernet cable REAC port 3 4 5 6 7 8 910 REAC port 1 or 2 S-4000D REAC cable or Cat5e Ethernet cable S-1608 (Master REAC device) REAC port Computer INPUT connector 1–16 RS-232C cable Serial port * You can connect up to 16 bus out or channel REMOTE direct out signals. connector * You’ll
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M-48_e.book 18 ページ ２００９年２月２４日 火曜日 午前９時３３分 Connecting External Devices Connecting Nine or More M-48 Units M-48 M-48 x 8 units x 8 units REAC cable or Cat5e Ethernet cable REAC port 3 4 5 6 7 8 9 10 REAC port 3 4 5 6 7 8 9 10 S-4000D S-4000D REAC port 1 2 REAC port 1 or 2 REAC cable or Cat5e Ethernet cable 32 channels of audio input S-4000S-3208 (Slave REAC device) REAC cable or Cat5e Ethernet cable REAC port REAC A port REAC B port 8 channels of audio output Front speakers M-400 (FOH) * U
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M-48_e.book 19 ページ ２００９年２月２４日 火曜日 午前９時３３分 Connecting External Devices Connecting Input/Output Devices to the M-48 M-48 rear panel Monitor headphones: RH-300 EDIROL R-09 series, etc. BOSS Dr. Beat DB-30, etc. In-ear monitors: RH-PM5, etc. Powered floor monitors * If headphones are connected to both the PHONES jack 1 and jack 2, make sure that the combined impedance of the headphones is not less than 16 ohms. * The LINE OUT L/R jacks are balanced TRS type jacks, and are wired as follows. Befo
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M-48_e.book 20 ページ ２００９年２月２４日 火曜日 午前９時３３分 Connecting External Devices Turning the Power On/Off (REAC EMBEDDED POWER Supported) The M-48 supports REAC EMBEDDED POWER. When the M-48 is connected to the S-4000D via a REAC cable, power will be supplied via the REAC cable. REAC EMBEDDED POWER REAC EMBEDDED POWER is technology that uses a Cat5e cable to supply not only REAC audio signals but also power to a REAC device. REAC devices that support REAC EMBEDDED POWER do not require
