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 convenient reference.
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).
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.
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 Please read before using. USING THE UNIT SAFELY ...................................................................................................... 5 IMPORTANT NOTES................................................................................................................ 7 Introduction 2 Check the included Items............................................................................................................................
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 warnings.The specific meaning of the symbol is determined by the design contained within the triangle. In the case of the symbol at left, it is used for general cautions, warnings, or alerts to danger. Used for instructions intended to alert the user to the risk of death or severe injury should the unit be used improperly.
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 ● When using the unit with a mic stand, the rack or stand must be carefully placed so it is level and sure to remain stable. If not using a mic stand, you still need to make sure that any location you choose for placing the unit provides a level surface that will properly support the unit, and keep it from wobbling. ..........................................................................................................................
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 307 ● Before connecting this unit to other devices, turn off the power to all units. This will help prevent malfunctions and/or damage to speakers or other devices. Placement 351 ● Using the unit near power amplifiers (or other equipment containing large power transformers) may induce hum. To alleviate the problem, change the orientation of this unit; or move it farther away from the source of interference.
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 Layer select section Line out section Group control section Layer select section Headphones section Control select section Group control section (continued) Here you can select the layer for the groups that you want to operate. The button corresponding to the currently shown layer will light.
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) [LO GAIN] button Line out section In this section you can adjust the output level of the line out. 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 to 15 dB. This knob adjusts the line out output level. ☞ “Applying EQ to Each Group” (p.
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 adjust the headphone output level. Use the [ATT] knob to adjust the output level appropriately for the sensitivity of the headphones you’re using. ☞ “Adjusting the Headphones Output Level” (p.
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 By attaching the included mounting bracket to the M-48, you can place it on a desk at a convenient angle. * Spread a soft cloth or similar material under the mounting bracket so that the bracket does not scratch the surface on which it is placed. Attaching the M-48 to the Top of a Mic Stand You can use the included mounting bracket to attach the M-48 to the top of a mic stand.
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 Attach the washers, mounting bracket, and other parts to your mic stand in the order – shown in the illustration. Insert the hooks located on the M-48’s bottom panel into the slits of the mounting bracket.
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 Attach the rubber washer, mounting bracket, and other parts to your mic stand in the order – shown in the illustration. Insert the hooks located on the M-48’s bottom panel into the slits of the mounting bracket.
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, attach the APC-33 stand holder to the mounting bracket.
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, attach the included REAC connector cover to the REAC port. When making a REAC connection, you must attach the included ferrite core to the REAC cable. The REAC connector cover must be attached in order to minimize electromagnetic noise. The ferrite core must be installed in order to prevent electromagnetic noise.
M-48_e.
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 REAC port 1 or 2 9 10 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 REMOTE connector * You’ll need to install the S-4000 RCS version 2.
M-48_e.
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 In-ear monitors: RH-PM5, etc. EDIROL R-09 series, etc. BOSS Dr. Beat DB-30, 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.
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.
M-48_e.book 21 ページ 2009年2月24日 火曜日 午前9時33分 Making Settings for the M-48 In order to take full advantage of the M-48, you must correctly understand the M-48’s settings and operation as a 40-channel mixer, and make the appropriate settings. 40-channel Mixer Settings and Operation The sources 1–40 that are input via REAC are mixed by the M-48’s 40-channel mixer. Settings and operation of the 40-channel mixer are typically shared between the mixing engineer and the musician.
M-48_e.book 22 ページ 2009年2月24日 火曜日 午前9時33分 Making Settings for the M-48 Other settings (settings made by the mixing engineer) In addition to setting the source level, pan, and source assign settings, the mixing engineer can also make the following settings. * For details on how to make these settings, refer to the owner’s manual of the M-400 (Ver. 2.0 or later) or the S-4000 RCS Ver. 2.0.
M-48_e.book 23 ページ 2009年2月24日 火曜日 午前9時33分 Making Settings for the M-48 Example Setups Example setup for the Drummer Source level/pan settings 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Source Kick Snare Hi Hat Tom1 Tom2 Tom3 Ride Crash Overhead L Overhead R Bass Click E.Guitar1 L E.Guitar1 R E.Guitar2 L E.Guitar2 R A.Guitar L A.
M-48_e.book 24 ページ 2009年2月24日 火曜日 午前9時33分 Making Settings for the M-48 Example setup for lead vocalist Source level/pan settings 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Source Kick Snare Hi Hat Tom1 Tom2 Tom3 Ride Crash Overhead L Overhead R Bass *1 Click E.Guitar1 L E.Guitar1 R E.Guitar2 L E.Guitar2 R A.Guitar L A.
M-48_e.book 25 ページ 2009年2月24日 火曜日 午前9時33分 Making Settings for the M-48 Example setup for backing vocalists Source level/pan settings 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Source Kick Snare Hi Hat Tom1 Tom2 Tom3 Ride Crash Overhead L Overhead R Bass *1 Click E.Guitar1 L E.Guitar1 R E.Guitar2 L E.Guitar2 R A.Guitar L A.
M-48_e.book 26 ページ 2009年2月24日 火曜日 午前9時33分 Adjusting the Mix Adjusting the Volume of Each Group Listening to Each Group Individually (Solo) Adjust the volume of each group to obtain an appropriate monitoring balance. Here’s how to monitor just the audio of a specific group. 1 1 Press the [1-8] or [9-16] button to select the layer of the groups that you want to control. The button of the displayed layer will light. 2 The buttons for the displayed layer will light. Press the [VOLUME] button.
M-48_e.book 27 ページ 2009年2月24日 火曜日 午前9時33分 Adjusting the Mix Adjusting the Pan of Each Group Adjusting the Input Level of AUX IN Here’s how to adjust the pan of each group. Here’s how to adjust the input level of the AUX IN L/R jack. 1 You can use this to adjust the input level when a device such as the BOSS Dr. Rhythm series or EDIROL R-09 series is connected to the AUX IN L/R jack. Press the [1-8] or [9-16] button to select the layer that includes the group whose pan you want to adjust.
M-48_e.book 28 ページ 2009年2月24日 火曜日 午前9時33分 Using Effects Applying Reverb to Each Group Applying EQ to Each Group Here’s how to apply reverb to the sound of each group. Here’s how to apply EQ to the sound of each group. 1 Press the [1-8] or [9-16] button to select the layer whose reverb you want to adjust. 1 Press the [1-8] or [9-16] button to select the layer whose EQ you want to adjust. 2 Press the [REVERB] button.
M-48_e.book 29 ページ 2009年2月24日 火曜日 午前9時33分 Headphones Output and Line Out Adjustments Adjusting the Headphones Output Level Here’s how to adjust the output level of the sound being monitored through headphones. 1 2 Turn the PHONES [VOLUME] knob to adjust the headphone output level. [VOLUME] knob position Range MIN–MAX -Inf dB – +10.
M-48_e.book 30 ページ 2009年2月24日 火曜日 午前9時33分 Using the Memory Functions About Memory The current mixer settings are held in “current memory.” Current memory contains the following settings. Storing Mixer Settings to Memory (Store) Here’s how to store the current memory. • Source level/pan settings • Source assignment settings * You cannot execute this operation if the [STORE] button has been disabled in the preference settings (p. 22).
M-48_e.book 31 ページ 2009年2月24日 火曜日 午前9時33分 Using the Memory Functions Recalling Mixer Settings from Memory (Recall) Here’s how to recall mixer settings into current memory. * You cannot execute this operation if the [RECALL] button has been disabled in the preference settings (p. 22). 1 Press the [RECALL] button. The [RECALL] button will light, and Recall mode will be on.
M-48_e.book 32 ページ 2009年2月24日 火曜日 午前9時33分 Appendices Main Specifications Number of Input Channels 43 (40 in, STEREO AUX in, 1 AMBIENT MIC in) Number of Output Channels 4 (STEREO LINE out, STEREO PHONES out) AD/DA Conversion Sample Rate: 96.0kHz or 48.0 kHz or 44.1 kHz Signal Processing: 24 bits * The sampling frequency of M-48 to be set automatically according to it of the REAC Master device.
REAC Source 40 Source 1 PAN LEVEL PAN LEVEL Group Solo SOLO Group EQ AUX AUX EQ Source 1 2 3 4 40 Group Pan PAN Source Pan GROUP MIX Group Volume LEVEL Source Level AUX SW 16 Group Reverb Send REVERB SEND Source Aux Group 1 2 3 4 SOURCE ASSIGN 40–channel Mixer (Control from M-400 / PC) LEVEL PAN AUX 40 LR LR MAIN AUX REVERB AUX IN AMBIENT MIC A/D A/D AUX L AUX R REVERB - + SOURCE SELECT + TREBLE PHONES MIN MAX VOLUME MIN MAX VOLUME LINE OUT LOW PASS OFF
M-48_e.book 34 ページ 2009年2月24日 火曜日 午前9時33分 Troubleshooting Symptom Cause ● The M-48’s output has been muted by an operation from the M-400 or computer. To cancel the mute using the M-48, press any of the top panel buttons. No sound. ● The REAC connection has not been established (p. 20). Check whether there might be a problem with the REAC cable or connections. ● The settings for the source/level or Source Assign, made on either the M-400 or on a computer, are inappropriate (p. 21–25).
M-48_e.book 35 ページ 2009年2月24日 火曜日 午前9時33分 For EU Countries This product complies with the requirements of EMC Directive 2004/108/EC. For the USA FEDERAL COMMUNICATIONS COMMISSION RADIO FREQUENCY INTERFERENCE STATEMENT This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
M-48_e.book 36 ページ 2009年2月24日 火曜日 午前9時33分 Information When you need repair service, call your nearest Roland Service Center or authorized Roland distributor in your country as shown below. ASIA INDONESIA PT. Citra IntiRama JL. Cideng Timur No. 15J-15O Jakarta Pusat INDONESIA TEL: (021) 632-4170 CHINA Roland Shanghai Electronics Co.,Ltd. 5F. No.1500 Pingliang Road Shanghai 200090, CHINA TEL: (021) 5580-0800 Roland Shanghai Electronics Co.,Ltd. (BEIJING OFFICE) 10F. No.