Identifying The Version Number; Transmitting / Receiving Data Via Midi; Bulk Dump; Bulk Load - Roland GT-6 Service Notes

Sep. 2001
IDENTIFYING THE VERSION
NUMBER
1.
Turn the power off.
2.
While pressing [NAME/NS/MASTER],[UTILITY] and [MANUAL]
button, turn on power.
3.
The version number is displayed.
fig.LCD1
TRANSMITTING / RECEIVING
DATA VIA MIDI
The GT-6 can use exclusive messages to set another GT-6 to the same settings,
or to transmit its settings to a device such as a sequencer for storage.
The process of transmitting such data is called bulk dump, and the process of
receiving such data is called bulk load.

BULK DUMP

1.
Press [UTILITY] button, then press PARAMETER [<] [>] button so that
"Bulk Dump" is displayed.
fig.Dump-1
2.
Press PARAMETER [<] [>] button to move the cursor, and rotate the
[PATCH/VALUE] dial to select the start and end of the data to be
transmitted.
3.
When the data to be sent has been determined, press [WRITE] button.
The data is transmitted.
fig.Dump-2
When the transmission is completed, the screen prior to transmission
returns to the display.
4.
Press [EXIT] button to return to the Play screen.

BULK LOAD

1.
Press [UTILITY] button, then press PARAMETER [<] [>] button so that
"Bulk Load" is displayed.
fig.Load-1
2.
Transmit the data from the external MIDI device.
The following appears in the display when the GT-6 receives the data.
fig.Load-2
The following appears in the display when the GT-6 finishes receiving
the data.
14
fig.Load-3
At this stage, even more data can be received.
3.
Press [EXIT] button to quit Bulk Load.
After you press [EXIT] button, "Checking..." appears in the display,
indicating that the GT-6 is checking the received data.
When the check is completed, the Play screen returns to the display.

TEST MODE

* Note: When user data is present, always back it up on the sequencer (MC-80,
etc.) before repair.
(Refer to "Saving data" and "Loading data" for the user data storage
procedures).
Individual inspection items
1.DSP Check
2.Display
3.LCD Contrast
4.Switch
5.VR Check
6.EXP PEDAL
7.Battery
8.MIDI IN/OUT
9.OUTPUT D/A
10.EXT OD/DS
11.INPUT A/D
12.DSP INTO
13.Noise (IN -> OUT)
14.Noise (EXT)
15.Calibrete EXP
16.Factory Load
Required items
• Expression Pedal (Roland EV-5)
• MIDI Cable
• Noise Meter
• Oscilloscope
• Oscillator
• Equipment with digital input
• Empty plug
How to enter test mode:
• Starting from "1.DSP Check".
Turn on the unit while pressing the [DELAY] and [DELAY TAP] buttons
simultaneously.
The ROM version and the checksum will be displayed first.
Proceed to "1.DSP Check" by pressing the [EXIT] button.
fig.LCD1
• Starting from "9.OUTPUT D/A".
Turn on the unit while pressing the [CHORUS] and [REVERB] buttons
simultaneously.
"1.DSP Check" result is displayed first, then it proceeds to "9.OUTPUT
D/A".