Roland SH-201 Service Notes page 17

May 2006
Details for Test Items
0. Test Mode Top Page
When entering the Test Mode, the program version will be displayed.
[PRESET] and [USER] LEDs indicate the integral place of version.
LEDs of BANK [A]–[D] indicate the first decimal place of version.
LEDs of NUMBER [1]–[89] indicate the second decimal place of version.
(Example) Version 0.31
fig.00-1_250
[PRESET] LED and [USER] LED go dark.
BANK [B] LED lights.
NUMBER [3] LED lights.
(Example) Version 1.000
fig.00-2_250
[PRESET] LED lights.
All of BANK [A]–[D] LEDs go dark.
All of NUMBER [1]–[8] LEDs go dark.
(Example) Version 2.34
fig.00-3_250
[USER] LED lights.
BANK [C] LED lights.
NUMBER [4] LED lights.
Press [PLAY/STOP] to advance to the next item.
1. Mute TEST
Tests the working of Mute.
fig.01-1_300
When the [ARPEGGIO] LED blinks, raise the MASTER VOLUME slowly and
confirm the arpeggio sound.
Press [ARPEGGIO] and confirm the sound is muted and the [ARPEGGIO]
LED is unlit while the [ARPEGGIO] button is held down.
Press [PLAY/STOP] to advance to the next item.
2. Memory TEST
Executes memory device test.
fig.02-1_300
Following LEDs light:
BANK [A] LED (Red):Flash ROM
BANK [B] LED (Red):SDRAM
BANK [C] LED (Red):EEPROM
BANK [D] LED (Red):DSP
Test of each memory device is executed in order.
If the test result is OK, the corresponding LED lights in green and advances to
the next device test.
If the test result is NG, the corresponding LED lights in red and the test stop
there.
Even if so, the test program can be advanced to the next test when pressing
[TAP] + [PLAY/STOP].
When all tests are completed, the test program is advanced to the next item.
SH-201/SH-201C
17