Руководство по эксплуатации Roland MT 90U — Мультимедийное устройство (EN)

Table of Contents

Mar.

2008 MT-90U SERVICE NOTES Issued by RJA Table of Contents Cautionary Notes ..............................................................2 Main Specifications...........................................................2 Location of Controls (Front Panel) .................................4 Location of Controls (Front Panel) Parts List................4 Location of Controls (Rear Panel)...................................5 Location of Controls (Rear Panel) Parts List .................5 Exploded View (All) .........................................................6 Exploded View (All) Parts List........................................7 Exploded View (1).............................................................8 Exploded View (1) Parts List...........................................9 Exploded View (2)...........................................................10 Exploded View (2) Parts List.........................................10 Important Notes on Assembly ......................................11 Block Diagram/Wiring Diagram..................................14 Parts List...........................................................................16 Verifying the Version Number......................................18 Performing a Factory Reset............................................18 Updating the System ......................................................18 Test Mode.........................................................................18 Circuit Board (Main Board) ...........................................22 Circuit Diagram (Main Board:

1/4)..............................24 Circuit Diagram (Main Board: 2/4)..............................26 Circuit Diagram (Main Board: 3/4)..............................27 Circuit Diagram (Main Board: 4/4)..............................28 Circuit Board (Panel Board)...........................................30 Circuit Diagram (Panel Board)......................................32 Circuit Board (Jack, Volume, IR, USB, Power SW Board)................................................................................34 Circuit Diagram (Jack Board: 1/3)................................36 Circuit Diagram (Jack Board: 2/3)................................38 Circuit Diagram (Jack Board:

3/3)................................40 Circuit Diagram (Volume Board)..................................42 Circuit Diagram (IR Board)............................................44 Circuit Diagram (USB Board)........................................44 Circuit Diagram (Power SW Board) .............................45 Copyright © 2008 Roland Corporation All rights reserved. No part of this publication may be reproduced in any form without the written permission of Roland Cororation. Printed in Japan (0285) (CC-KWS) 17058572E0

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Main Specifications

Mar. 2008 MT-90U Cautionary Notes Main Specifications Before beginning the procedure, please read through this document. The matters described may differ according to the model. MT-90U: Music Player Back Up User Data! Playback Composer Executing a Factory Reset returns the following settings to their factory defaults. These cannot be backed up. Note them down on paper as required. External Memory • Tuning settings (Owner’s Manual p. 17) • USB Memory (sold separately) • Metronome tone (Owner’s Manual p. 47) • Count sound settings (Owner’s Manual p. 48) • Floppy Disk * Read only • Lyrics-display language setting (Owner’s Manual p. 49) • Track Assign settings (Owner’s Manual p.

50) * USB 3.5 in. floppy disk drive (FD-01 series) required (sold separately) • Setting the Type and Timing of CD to be Played Back (Owner’s Manual p.51) • CD-ROM • Audio CD • USB memory settings (Owner’s Manual p. 52) • USB driver settings (Owner’s Manual p.

52) * Read only * Commercial USB CD drive required Supported Data Part Replacement • Standard MIDI Files (format 0/1) When replacing components near the power-supply circuit or a heat- generating circuit (such as a circuit provided with a heat sink or including a cement resistor), carry out the procedure according to the instructions with respect to the part number, direction, and attachment position (mounting so as to leave an air gap between the component and the circuit board, etc.).

• Roland Original Format • Audio files (WAV; 44.1 kHz, 16 bit linear format) • MP3 files (44.1 kHz, 32 to 320 kbps) • Audio CD * Commercial USB CD drive required Parts List Tracks A component whose part code is ******** cannot be supplied as a service part because one of the following reasons applies. 16 tracks • Because it is supplied as an assembled part (under a different part code). • Because a number of circuit boards are grouped together and supplied as a single circuit board (under a different part code). Control • Because supply is prohibited due to copyright restrictions.

Reset, Stop, Play, Bwd, Fwd, Repeat, Marker, Song, Tempo, [+], [-], Track Selection, Count In, Metronome (MIDI only), Center Cancel (audio only) • Because reissuance is restricted. • Because the part is made to order (at current market price). Tempo Circuit Diagram Quarter note = 10 to 500 (MIDI only) 75 to 125% (audio only) In the circuit diagram, “NIU” is an abbreviation for “Not in Use,” and “UnPop” is an abbreviation for “Unpopulated.” They both mean non-mounted components. The circuit board and circuit board diagram show silk-screened indications, but no components are mounted. Resolution 120 ticks per quarter note (MIDI only) In the Main Board Circuit Diagram (p.

24), red parts on the PDF and gray parts on paper media service notes mean non-mounted components. The circuit board and circuit diagram show silk-screened indications, but no components are mounted. Transpose -6 to +5 (semitones) Demo Songs 14 songs 2

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Main Specifications

Mar. 2008 MT-90U Sound Generator Rated Power Output Max. Polyphony 5 W 128 voices (MIDI only) Speakers Tones 10 cm x 1 348 tones (including 8 drum sets, 1 effects set) Connectors Internal Sounds External memory connector: USB type A USB connector: USB type B Conforms to GM2 system/GS format/XGlite supported Output jack (R/L): RCA pin type Master Tuning Microphone jack (Mono): Standard type Headphones jack: Stereo, mini type 415.3 Hz to 466.2 Hz (0.1 Hz units) MIDI In connector Start/Stop jack Power Supply Effects DC9V Reverb (MIDI only) Chorus (MIDI only) Current Draw Sound Control:

Sharp, Clear, Power 2000 mA Sequencer Dimensions 165 (W) x 186 (D) x 270 (H) mm Metronome 6-1/2 (W) x 7-3/8 (D) x 10-11/16 (H) inches Time Signatures: 2/2, 0/4, 2/4, 3/4, 4/4, 5/4, 6/4, 7/4, 3/8, 6/8, 9/8, 12/8 Volume: 11 levels Weight Pattern:

11 patterns 2.5 Kg / 5 lbs 9 oz Accessories Other Functions AC Adaptor (#04236101) • Infrared Transmission • Mic Echo Power Code for 120 V (#02562456) for 220 V CN (#5100000564) • Song List • Floppy Disk Backup for 230 V E (#5100000115) for 230 V EU (#01903356) for 240 V A (#03785590) Others Remote Control (#04898434) Lithium Battery (CR2025) (#********) Owner’s Manual English (#04787745) Display Options Beat Indicator 122 x 32 dot, Graphic LCD (with backlight) USB Memory (M-UF1GB) Floppy Disk Drive (FD-01 series) Language Roland Microphone (DR-10/20) Pedal Switch (DP-2) Japanese (song title, lyrics), English Lyric Display Yes (LCD display) * In the interest of product improvement, the specifications and/or appearance of this unit are subject to change without prior notice.

Controls • Volume • Mic volume • Mic echo • Speaker switch 3

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Location of Controls (Front Panel) Parts List

Mar. 2008 MT-90U Location of Controls (Front Panel) fig.FrontPanel.eps 4 11 12 Location of Controls (Front Panel) Parts List 4 2 1 2 3 No.

Part Code Part Name Description Q’ty 1 04787512 DISPLAY COVER 1 04780545 LCD 221-3065-0784 1 2 04892901 RADIAL LED (2COLOR RED/GREEN) L-3749ESGC 1 3 04787623 R-KNOB MF 1 05017756 14MM ROTARY VOLUME (STEREO) F14KH-1 B10K L15 FCX7 1 4 04787612 RUBBER SWITCH 1 5 04787567 LED LENS 4P 1 6 04787590 LED LENS 5P 1 04780456 LED (RED) L-314ED 4 7 04787589 LED LENS 1P 1 02015623 LED (GREEN) SLR-342MG3F 6 8 02341689 3.5MM JACK HTJ-035-28 1 9 04787490 BUTTON 1 05017823 POWER SWITCH PWL-2P1TL-6SASTC-001 1 10 04787645 FRONT PANEL 1 11 04787556 IRDA COVER 1 04673667 INFRARED TRANSCEIVER MODULE TFDU4101-TT3 1 03342178 IC GP1UM261RK0F 1 12 04560101 USB CONNECTOR A TYPE FEMALE UAR27-4K5J00 1

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