Page 4 - IMPORTANT NOTES; Power Supply
4 IMPORTANT NOTES 291a In addition to the items listed under “USING THE UNIT SAFELY” on page 2–3, please read and observe the following: Power Supply 301 • Do not use this unit on the same power circuit with any device that will generate line noise (such as an electric motor or variable lighting sys...
Page 5 - Contents; Convenient Functions Featured by the GI-20
5 Conversions Used in This Manual ● Words in square brackets [ ] indicate panel buttons or knobs. (Example) [WRITE] : WRITE button ● (p. **) indicates a reference page. Contents USING THE UNIT SAFELY ................... 2 IMPORTANT NOTES .......................... 4 Panel Descriptions .................
Page 6 - Panel Descriptions; Front Panel
6 Panel Descriptions Front Panel fig.00-01 1. GK IN connector Connect to the divided pickup using the GK cable included with the GI-20. * Any questions you have regarding connections to the various GK-compatible guitars available on the market should be directed to the relevant guitar manufacturer o...
Page 7 - Rear Panel; Cord Hook
7 Panel Descriptions Rear Panel fig.00-02 10. Cord Hook Anchor the AC adaptor power cord here to prevent the adaptor from being disconnected accidentally. fig.00-03 * To prevent the inadvertent disruption of power to your unit (should the plug be pulled out accidentally), and to avoid applying undue...
Page 8 - Signal Flow; Foot Switch
8 Panel Descriptions Signal Flow fig.00-04 Guitar / Bass Foot Switch Expression Pedal
Page 9 - Preparations to Make Before Performing; Items to Have On Hand; MIDI Messages Handled by the GI-20
9 Preparations to Make Before Performing Items to Have On Hand ● To use the GI-20, you need a guitar or bass equipped with a pickup capable of separately outputting the signals for each individual string (a divided pickup). ● The GI-20 contains no internal sound generator, so you will need to use a ...
Page 10 - Connection Examples
10 Preparations to Make Before Performing Connection Examples When the guitar or bass is set up, connect the various devices as shown in the connection examples given in the figure. * The GI-20 connects to sound modules only via MIDI, not USB, even if the sound module is USB equipped. fig.00-10 Sele...
Page 11 - Chapter 1 Try Playing Some Sounds; Connections; MIDI Sound Module; Turning Off the Power; Turn off the power to the power amp or other device.
11 Chapter 1 Try Playing Some Sounds Playing Sounds from a Sound Module This section explains how to connect the GI-20 to an external MIDI sound module and use it as a guitar synthesizer. Connections fig.01-01 Connect the GI-20 and the external MIDI sound module as shown in the connection example in...
Page 12 - Selecting Patches; System Parameters
12 Chapter 1 Try Playing Some Sounds fig.01-05 4. Play each string individually with the maximum force to be used during the actual performance, and as you play the string, adjust the sensitivity with [PATCH/VALUE] until all five indicators light up momentarily. fig.01-05a 5. When you have finished ...
Page 13 - Patch Parameters; How to Switch Patches; numbers are switched one at a time in ascending order,; When Not Switching Patches; About the Display
13 Chapter 1 Try Playing Some Sounds • MIDI PLAYBACK (p. 17) • BEND DATA THIN (p. 31) • RECEIVE CONTROL CHANGE DATA THIN (p. 32) • BEND RANGE MAX (p. 32) • USB DRIVER TYPE (p. 33) These parameters are saved to the GI-20 the moment you change the settings values. Patch Parameters • GUITAR SEL (p. 18)...
Page 14 - Turn the PARAMETER knob to “MIDI CHANNEL.”; When in POLY MODE; MONO
14 Chapter 1 Try Playing Some Sounds Setting the MIDI Channel (MIDI CHANNEL) Setting the Transmission Mode (MONO/POLY) The GI-20 features two kinds of modes to transmit MIDI messages. fig.01-09 * With the factory settings, all patches are set to MONO MODE. MONO (MONO MODE) In this mode, each individ...
Page 15 - Control Change; The GI-20’s MIDI IN/OUT cannot be used under the
15 Chapter 1 Try Playing Some Sounds 1. Turn the PARAMETER knob to “MIDI CHANNEL.” fig.01-10 2. Press [SELECT] to select BASIC CHANNEL (BASIC CH). When BASIC CHANNEL is selected, the two indicators at the left light up. fig.01-13 3. Press [PATCH/VALUE] to select the Basic channel number. fig.01-14 *...
Page 16 - Program Change; Performing on the Guitar; Turn the PARAMETER knob to “PLAY MODE.”
16 Chapter 1 Try Playing Some Sounds Program Change These messages switch the GI-20’s patches. Program Changes 0–49 correspond to Patches 1–50 on the GI-20. * Program Changes 50–127 are disregarded. fig.01-15 1. Turn the PARAMETER knob to “MIDI CHANNEL.” fig.01-10 2. Press [SELECT] to select CONTROL...
Page 17 - Connecting to a Computer; Setting the MIDI Port; Roland GI-20 MIDI OUT
17 Chapter 1 Try Playing Some Sounds Connecting to a Computer This section explains how to connect the GI-20 to your computer with a USB cable and use it as a tool to input data to sequencers and other devices. No USB cable is included with the GI-20. You will need to purchase a third-party USB cabl...
Page 18 - Chapter 2 Creating Your Own Settings (Patches); Turn the PARAMETER knob to “GUITAR SEL.”; Turn the PARAMETER knob to “PLAY FEEL.”
18 Chapter 2 Creating Your Own Settings (Patches) Calling Up the Input Sensitivity Settings Select input sensitivity settings appropriate for the guitar or bass you are using. 1. Turn the PARAMETER knob to “GUITAR SEL.” fig.02-01 2. Press [PATCH/VALUE] to select a setting from G1 to G4. You can make...
Page 20 - Turn the PARAMETER knob to “ASSIGN.”; Controller
20 Chapter 2 Creating Your Own Settings (Patches) 1. Turn the PARAMETER knob to “ASSIGN.” fig.02-11 2. Press [SELECT] to select the parameter whose settings you want to change. The display indicators light up as shown below according to the parameter being set. fig.02-12 3. Press [PATCH/VALUE] to ch...
Page 23 - Turn the PARAMETER knob to “TRANSPOSE.”
23 Chapter 2 Creating Your Own Settings (Patches) Shifting the Pitch of the Sound (TRANSPOSE) On the GI-20, you can shift the pitch, in semitone steps, of what is output over MIDI relative to which is actually played. This transposition can be set individually for each string, and can be any amount ...
Page 24 - Setting the Bend Range; Turn the PARAMETER knob to “BEND RANGE.”
24 Chapter 2 Creating Your Own Settings (Patches) Setting the Bend Range 1. Turn the PARAMETER knob to “BEND RANGE.” fig.02-38 2. Press [TUNER (STRING)] to select the string whose bend range you want to change. The string number changes each time you press [TUNER (STRING)], cycling through ALL → 1 →...
Page 25 - Turn the PARAMETER knob to “PRG CHANGE.”
25 Chapter 2 Creating Your Own Settings (Patches) Switching Sounds on External Devices (PRG CHANGE) You can transmit Bank Select messages (Control Change #0, #32) and Program Change messages by switching the GI-20’s patches. This enables you to switch sounds from external sound modules and patches o...
Page 26 - Turn the PARAMETER knob to “STRING MUTE.”
26 Chapter 2 Creating Your Own Settings (Patches) Muting Specific Strings (STRING MUTE) 1. Turn the PARAMETER knob to “STRING MUTE.” fig.02-46 2. Press [TUNER (STRING SEL)] to select the string you want to mute. The string number changes each time you press [TUNER (STRING)], cycling through ALL → 1 ...
Page 27 - Copying Patches; Confirm that the GI-20 is set to “PLAY MODE.”
27 Chapter 2 Creating Your Own Settings (Patches) Copying Patches You can take the settings in a patch and copy them to a different patch. 1. Confirm that the GI-20 is set to “PLAY MODE.” If the GI-20 is not set to “PLAY MODE,” then turn the PARAMETER knob to “PLAY MODE.” 2. Select the copy-source p...
Page 28 - Chapter 3 Convenient Functions Featured by the GI-20; Play an open note on the string you want to tune.; Repeat Steps 6 and 7 to tune all of the other strings.
28 Chapter 3 Convenient Functions Featured by the GI-20 Tuning (TUNER) To achieve accurate pitch, use the GI-20’s built-in tuner function to tune your guitar or bass. 1. Confirm that the GI-20 is set to “PLAY MODE.” If the GI-20 is not set to “PLAY MODE,” then turn the PARAMETER knob to “PLAY MODE.”...
Page 29 - Turn the PARAMETER knob to “PC MASK.”; Turn the PARAMETER knob to “BULK.”
29 Chapter 3 Convenient Functions Featured by the GI-20 Preventing Transmission of Program Change Messages (PC MASK) You can stop transmission of the Bank Select messages and Program Change messages set in “Switching Sounds on External Devices” (p. 25) for all patches. 1. Turn the PARAMETER knob to ...
Page 31 - Use a USB cable to connect the computer and the GI-20.; The Bend Data Thin Function
31 Chapter 3 Convenient Functions Featured by the GI-20 Receive Saved Data Through USB (BULK LOAD (USB)) Carrying out BULK LOAD automatically overwrites the settings data stored in the receiving device. Note that this will result in the loss of the data stored up to that time. 1. Use a USB cable to ...
Page 33 - Selecting the Type of USB Driver
33 Chapter 3 Convenient Functions Featured by the GI-20 Selecting the Type of USB Driver When using the GI-20 when it is connected to a computer, you can select from two types of drivers. * Be sure to set the GI-20’s driver so that it matches the driver used by the computer. In some cases, the drive...
Page 34 - Chapter 4 Other Functions; Attaching the Rubber Feet
34 Chapter 4 Other Functions Reset to Default Factory Settings (Factory Reset) The procedure for restoring the GI-20’s internal settings to the state they were in when the unit left the factory is called a “Factory Reset.” This procedure allows you to return the patch parameters for Patches 01–50, p...
Page 35 - Chapter 5 Appendices; Troubleshooting; Pitch doesn’t change smoothly
35 Chapter 5 Appendices Troubleshooting If there is no sound or other operational problems occur, first check through the following solutions. If this does not resolve the problem, then contact your dealer or a nearby Roland service station. The volume fluctuates from one string to another ❏ Are the...
Page 37 - Error Messages
37 Chapter 5 Appendices Error Messages If you attempt an incorrect operation or if an operation could not be executed, the display will indicate an error message. Refer to this list and take the appropriate action. fig.05-01 Reason Reception of bulk data in the Bulk Load screen was immediately follo...
Page 38 - Roland Exclusive Messages; Data Format for Exclusive Messages
38 Chapter 5 Appendices Roland Exclusive Messages 1. Data Format for Exclusive Messages Roland’s MIDI implementation uses the following data format for all Exclusive messages (type IV): •MIDI status: F0H, F7H An Exclusive message must be flanked by a pair of status codes, starting with a Manufacture...
Page 40 - MIDI Implementation; Channel Voice Messages; System Exclusive Message
40 Chapter 5 Appendices MIDI Implementation Model: GI-20 Date: Dec. 28, 2002 Version: 1.00 1. USB When MIDI PLAYBACK is OFF, identical messages are transmitted from USB and MIDI.When MIDI PLAYBACK is ON, messages transmitted from the computer to the GI-20’s USBare sent through to MIDI OUT.Refer to “...
Page 41 - Channel Mode Message; Reset All Controller; System Realtime Message; Active Sensing
41 Chapter 5 Appendices 3. Transmit Data The following are messages transmitted from the USB and MIDI connectors (when MIDIPLAYBACK is OFF).When MIDI PLAYBACK is OFF, identical messages are transmitted by USB and MIDI.When MIDI PLAYBACK is ON, messages transmitted from the computer to the GI-20’s US...
Page 42 - Decimal and Hexadecimal table
42 Chapter 5 Appendices 4. Exclusive Communications The GI-20 is capable of transmitting and receiving system parameters and patch parametersusing certain exclusive messages. The model ID is 00H 6AH. The Device ID is fixed as 10H.The use of Device ID 7FH (Broadcast) is not supported. ● Data Set 1 DT...
Page 43 - MIDI Implementation Chart
43 Chapter 5 Appendices MIDI Implementation Chart Function... BasicChannel Mode NoteNumber : Velocity AfterTouch Pitch Bend ControlChange ProgChange System Exclusive SystemCommon SystemReal Time AuxMessage Notes Transmitted Recognized Remarks DefaultChanged DefaultMessagesAltered True Voice Note ONN...
Page 44 - Specifications
44 Chapter 5 Appendices Specifications GI-20: GK-MIDI Interface ● Patches 50 ● Display 2 characters, 7 segment LED ● Connectors GK IN FOOT SW EXP PDL GUITAR OUT MIDI IN MIDI OUT USB DC IN ● Power Supply DC 9 V; Supply AC adaptor (ACI or ACB series) ● Current Draw 450 mA ● Dimensions 218 (W) x 237 (D...
Page 45 - Installing & Setup the Driver; What is USB MIDI Driver?; Computer
45 Installing & Setup the Driver In order to use the GI-20 USB, you must first install the USB MIDI driver. The USB MIDI Driver is included in the “GI-20 Driver CD-ROM.” ■ What is USB MIDI Driver? The GI-20 Driver is software which passes data between the GI-20 and the application (sequencer sof...
Page 46 - Driver Installation; Windows XP users; Open the “System Properties” dialog box.
46 Installing & Setting Up the Driver (Windows) Driver Installation ■ Windows XP users 1. With the GI-20 disconnected, start up Windows. Disconnect all USB cables except for a USB keyboard and USB mouse (if used). 2. Open the “System Properties” dialog box. 1) Click the Windows “Start” menu, and...
Page 48 - If “What action do you want Windows to take?” is set to “Warn,”; Continue the installation.; If “What action do you want Windows to take?” is set to “Block”; Open the “X” mark dialog box.
48 Installing & Setting Up the Driver (Windows) The Found “New Hardware Wizard” will appear. fig.d06 12. Make sure that the screen indicates “Roland GI-20”, select”Install from a list or specific location (Advanced)”, and click [Next]. The screen will indicate “Please choose your search and inst...
Page 50 - If you changed “What action do you want Windows to take?”; In “Pick a category”, click “Performance and Maintenance”.
50 Installing & Setting Up the Driver (Windows) Next, you need to make the driver settings. (p. 57) If you changed “What action do you want Windows to take?” If you changed the What action do you want Windows to take? setting, restore the original setting after Windows restarts. 1. If you are us...
Page 51 - Make sure that “File signature verification” is set to “Ignore”.
51 Installing & Setting Up the Driver (Windows) ■ Windows 2000 users 1. With the GI-20 disconnected, start up Windows. Disconnect all USB cables except for a USB keyboard and USB mouse (if used). 2. Log on to Windows as a user with administrative privileges (such as Administrator). 3. Open the “...
Page 53 - If “File signature verification” is set to “Warn,”; If “File signature verification” is set to “Block”
53 Installing & Setting Up the Driver (Windows) The Insert Disk dialog box will appear. fig.d18 13. Click [OK]. The “Files Needed” dialog box will appear. fig.d19 14. Input the following into the “Copy files from” field, and click [OK]. D:\WinXP_2K * The drive name “D:” may be different for your...
Page 54 - If you changed “File signature verification”
54 Installing & Setting Up the Driver (Windows) * The System Settings Change dialog box may appear. Click [Yes]. Windows will restart automatically. fig.d21 15. Restart Windows. Next, you need to make the driver settings. (p. 57) If you changed “File signature verification” If you changed the “F...
Page 57 - Settings; MIDI input and output destinations; Open “Control Panel.”; Windows XP; For MIDI music playback, click the
57 Installing & Setting Up the Driver (Windows) Settings ■ MIDI input and output destinations Windows XP/2000/Me users 1. Open “Control Panel.” Click the Windows Start button, and from the menu that appears, select “Settings | Control Panel.” Windows XP Click the Windows start button, and from t...
Page 58 - Windows 98 users
58 Installing & Setting Up the Driver (Windows) Windows 98 users 1. Open “Control Panel.” Click the Windows Start button, and from the menu that appears, select “Settings | Control Panel.” 2. Open the “Multimedia Properties” dialog box. In Control Panel, double-click the Multimedia icon to open ...
Page 59 - Installing the driver; Use either OMS or FreeMIDI as the MIDI driver.; System requirements; This driver has the following requirements.
59 Installing & Setting Up the Driver (Macintosh) Installing the driver Use either OMS or FreeMIDI as the MIDI driver. The included GI-20 driver is an add-on module for using the GI-20 with OMS or FreeMIDI. * Either OMS or FreeMIDI must be installed in your Macintosh, as appropriate for the sequ...
Page 60 - Setting the driver; OMS settings
60 Installing & Setting Up the Driver (Macintosh) 4. Verify the Install Location, and click [Install]. * If a message like the following is displayed, click [Continue]. The other currently running applications will exit, and installation will continue. fig.d30 A dialog box will indicate Installa...
Page 62 - Turn on the power of the MIDI device connected to the GI-20.; This completes driver settings.
62 Installing & Setting Up the Driver (Macintosh) The “Studio Setup” window will open. fig.d41 9. Change the device name to “GK IN/MIDI OUT” for the MIDI device connected to the GI-20. Click the device name, and you will be able to change it. 10. Turn on the power of the MIDI device connected to...
Page 63 - FreeMIDI settings
63 Installing & Setting Up the Driver (Macintosh) ■ FreeMIDI settings 1. Connect the GI-20 to your computer. 1) With the power switch turned OFF, connect the AC adaptor to the GI-20. 2) Connect the AC adaptor to an electrical outlet. 3) Use the USB cable to connect the GI-20 to your computer. fi...
Page 65 - Problems related to the USB driver; Cannot install the driver correctly; Is there sufficient free space on your hard disk?; Are you using only OMS?
65 Troubleshooting Problems common to Windows and Macintosh Problems occurring only in Windows Problems occurring only in Macintosh Problems related to the USB driver fig.winmac Cannot install the driver correctly ❏ Is the CD-ROM correctly inserted into your CD-ROM drive? Installation is not possibl...
Page 66 - Does your computer meet the USB specifications?; Driver is not installed correctly
66 Troubleshooting ❏ Does your computer meet the USB specifications? If you are using a computer that does not fulfill the electrical requirements of the USB specifications, operation may be unstable. In this case, you may be able to solve the problem by connecting a USB hub. If the above actions do...
Page 67 - Did you make “Driver Signing Options”?; Deleting the driver
67 Troubleshooting Return to step 2 and continue the procedure, and when you reach step 8, delete the information that was detected incorrectly. If the indication does not disappear when you turn off the power of the GI-20, then this indication refers to a different device. Do not delete it. “Compos...
Page 68 - Macintosh users
68 Troubleshooting Windows Me/98 users 1. Start Windows with all USB cables disconnected. (except the keyboard and mouse) 2. Use a USB cable to connect the GI-20 and your computer. 3. Turn the POWER switch of the GI-20 to the “ON” position. 4. Exit all applications before performing the uninstallati...
Page 69 - Index
69 Index A AC Adaptor ........................................................................ 7 ASSIGN ................................................................. 13 , 19 – 20 Assign .......................................................................... 14 , 23 B Bank Select ................
Page 71 - NOTICE; FEDERAL COMMUNICATIONS COMMISSION
This product complies with the requirements of European Directive 89/336/EEC. For EU Countries For Canada This Class B digital apparatus meets all requirements of the Canadian Interference-Causing Equipment Regulations. Cet appareil numérique de la classe B respecte toutes les exigences du Règlement...
Page 72 - Information
Information When you need repair service, call your nearest Roland Service Center or authorized Roland distributor in your country as shown below. As of December 1, 2002 (Roland) ARGENTINA Instrumentos Musicales S.A. Av.Santa Fe 2055 (1123) Buenos AiresARGENTINATEL: (011) 4508-2700 BRAZIL Roland Bra...