Factory Reset - Roland SH-201 Service Notes

May 2006
10. KEYBOARD TEST (8-tone check/2-tone
check/Touch Sense check)
8-tone check & Touch sense check
The LOVER LED lights.
fig.10-1_300
Play a key, and verify that a decaying sound with dynamics (loud/soft
variation) is heard.
Press [PLAY/STOP] to advance to 2-tone check.
2-tone check
The UPPER LED lights.
fig.10-2_300
Play a key, and verify that a sustained sound without dynamics is heard.
Press [PLAY/STOP] to advance to the next item.
11. USB TEST
Tests the working of USB.
* Boot up the PC in which the USB driver for SH-201 installed beforehand.
When the OSC WIDE LED blinks, connect the SH-201 and the PC in which the
USB driver for SH-201 installed with a USB cable, and confirm the OSC WIDE
LED lights.
fig.11-1_300
Play back an optional WAV file in PC, and confirm the wave sounds from
OUTPUT and PHONES.
* If you use Windows XP, you can find some sample WAV files in
C:\WINDOWS\Media.
Press [PLAY/STOP] to advance to the next item.
22
12. Noise TEST
Measures residual noise using a noise meter.
When the WAVE NOISE LED lights, adjust MASTER VOLUME and EXT IN
INPUT VOLUME to the MAX position.
fig.12-1_300
Set the input filter of noise meter to DIN Audio.
Confirm the residual noise is equal to -72 dB or less.
Press [PLAY/STOP] to advance to the next item.

13. Factory Reset

The red LEDs of BANK [A]–[D] and NUMBER [1]–[8] blink.
fig.13-1_300
Press [PLAY/STOP], then its LED changes to light and Factory Reset is
executed.
When you press [CANCEL], the test procedure return back to Test Mode Top
Page.
When green LEDs of BANK [A]–[D] and NUMBER [1]–[8] blink, Factory Reset
is completed.
fig.13-2_300
Turn off the power of the SH-201.
SH-201/SH-201C