4.
Midi TEST
Press the “tone 4” button.
The display shows:
Cable connections to check the MIDI outputs:
IN/OUT Connection
THRU/IN connection
While the “EM-2000 MIDI TEST” screen display is shown, connect the Midi Cables between EM-2000 and an
external instrument as shown in the above diagram.
Make sure that either the “OK” or the “ERROR” message appear on the display.
Then keep the cable connection between the IN and OUT sockets of EM-2000 and connect EM-2000 with
another external instrument by using its “Midi Thru” output and the second Midi Cable.
If the result of this Midi Test is “OK”, you’ll hear an intermittent sound coming from the second external instru-
ment.
To exit, press the F5.
5.
FDD Test
Press the “tone 5” button.
The display shows:
After a few seconds, the display will show:
EM-2000 FDD TEST
Writing …
Reading….
Verifying ….
>>>> OK <<<<
Please eject disk
In
Out
Thru
External Instrument
In
Out Thru
Rear side of EM-2000 bottom cabinet
EM-2000 MIDI TEST
Connect Midi Out = to => Midi A In < OK or Error >
Press F5 to exit
EM-2000
Oct, 1998
If the result isn’t OK, one of the following errors will appear on the display:
- Read Error
- Write Error
- Verify Error
CAUTION: To check the FDD, use only a formatted disk, either DD or HD type.
To exit, press the “F5” button.
6.
Audio Test
Press the “tone 6” button. You’ve entered the “Audio Test” mode and:
the display shows:
Now, some sine wave sounds will come out from the Right and Left speakers.
Before calibrating the amplifier, move the “volume” potentiometer to the “Max” position then adjust the trim-
mers of the amplifier channels (P1: right Channel; P2: left Channel) so that the oscilloscope will show a value
of 17 Vpp across the speakers.
The sounds coming from the R/L Mono channels on the “OUT” output will be mixed and can be adjusted by
the “Controls Volume” slider potentiometer.
The sine wave sound on the right channel will have a 415 Hz frequency and a 2Vpp amplitude.
The sine wave sound on the left channel will have a 220 Hz frequency and a 2Vpp amplitude.
To exit, press “F5”.
7.
Dynamic Ram
Press the “tone 7” button.
The display shows:
To exit, press “F5”.
EM-2000 TEST RAM
OK or Error
Press F5 to exit
EM-2000 Audio Test
AUDIO TEST
Press F5 to exit
EM-2000 FDD TEST
Writing …
Reading….
Verifying ….
>>>> OK <<<<
Press F5 to exit
33
Summary of Contents for EM-2000
Page 2: ...2 EM 2000 Oct 1998 LOCATION OF CONTROLS REAR VIEW ...
Page 3: ...3 EM 2000 Oct 1998 EXPLODED VIEW TOP 1 2 ...
Page 4: ...4 EM 2000 Oct 1998 EXPLODED VIEW TOP 2 2 PARTS LIST OF EXPLODED VIEW BOTTOM ...
Page 5: ...5 EM 2000 Oct 1998 EXPLODED VIEW BOTTOM ...
Page 7: ...7 EM 2000 Oct 1998 ...
