23
E-09
(MEMORY Test 2)
3. Perform a check of the DRAM.
fig.lcd-t04-dram
4. If no problem is found, “OK” (pass) is displayed and operation
automatically advances to MEMORY Test 3.
If “NG” (fail) is displayed, check the following location.
DRAM NG (fail): MAIN BOARD IC8
Pressing the [USER PROG] + [TEMPO + / YES] buttons proceeds to
Memory Test 3.
(MEMORY Test 3)
5. Perform a check of the wave ROM and DSP.
fig.lcd-t05-wave
6. On normal completion, “OK” is displayed and processing automatically
moves on to the next test.
If “NG” (fail) is displayed, check the following locations.
WAVE NG (fail): MAIN BOARD IC22
DSP NG (fail): MAIN BOARD IC21, X2, and IC29
Pressing the [USER PROG] + [TEMPO + / YES] buttons changes to the
next test.
If no problem is found in any memory test, operation automatically
advances to the next test.
3.MIDI Test
fig.lcd-t06-midi
Connect MIDI IN and MIDI OUT using a MIDI cable.
When the connection is correct, the LCD screen on the E-09 displays
“OK” and operation automatically advances to the next test.
4.SOUND Test1
(L-ch Test)
fig.lcd-t07-Left
1. Make sure a sine wave is output from Output-L and the left side of the
headphones.
2. Pressing the [TEMPO + / YES] button proceeds to the R-ch test.
(R-ch Test)
fig.lcd-t08-right
3. Make sure a delta wave is output from Output-R and the right side of the
headphones.
4. Pressing the [TEMPO + / YES] button proceeds to the L/R-ch test.
(L/R-ch Test)
fig.lcd-t09-lr
5. Make sure a sine wave is output from Output-L and the left side of the
headphones and a delta wave is output from Output-R and the right side
of the headphones.
6. Pressing the [TEMPO + / YES] button proceeds to the next test.
DRAM:--
WAVE:-- DSP:--
MIDI Connect:--
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