DTX-MULTI 12
30
[Test method]
Press the [ENTER] button to execute the test.
After the screen changes to the following indication, insert a
USB memory and press the [ENTER] button again.
26:USB-ToDevice
InsMemory [ENT]
[Check item]
Check the test result indicated on the LCD.
[Judgment indication]
In case of OK:
26:USB-ToDevice
OK
In case of NG:
26:USB-ToDevice
NG
[MIDI code output for judgment result]
OK: A0 1A 02
NG: A0 1A 03
[How to quit test]
Press the [+/INC] button to proceed to next test.
27. USB-ToHost
[Test Code]
A0 1B 00
[Initial indication]
27:USB-ToHost
Press [ENTER]
[Test contents]
Execute a loopback test with connection to the [USB TO
DEVICE] terminal and check that the [USB TO HOST]
terminal works normally.
[Test method]
Press the [ENTER] button to execute the test.
After the screen changes to the following indication, connect
the [USB TO DEVICE] and [USB TO HOST] terminals with a
USB cable.
27:USB-ToHost
ConnectUSB!
Press the [ENTER] button after the following screen appeared.
27:USB-ToHost
ConnectUSB![ENT]
[Check item]
Check the test result indicated on the LCD.
[Judgment indication]
In case of OK:
27:USB-ToHost
OK
In case of NG:
27:USB-ToHost
NG
[MIDI code output for judgment result]
OK: A0 1B 02
NG: A0 1B 03
[How to quit test]
Press the [+/INC] button to proceed to next test.
28. OUTPUT-L
[Test Code]
A0 1C 00
[Initial indication]
28:OUTPUT-L
Press [ENTER]
[Test contents]
Check that specifi ed signals are outputted from the [OUTPUT]
and [PHONES] terminals.
[Test method]
Press the [ENTER] button to execute the test.
The [MASTER] volume and [PHONES] volume should be set
at MAX.
Insert standard PHONE plugs to both the [OUTPUT L/MONO]
and [OUTPUT R] terminals and measure frequency, waveform,
level and distortion of each output.
After the measurement, measure the output from the [OUTPUT
L/MONO] again after disconnecting the plug connected to
the [OUTPUT R] terminal. Insert standard stereo plug to the
[PHONES] terminal and measure frequency, waveform, level
and distortion of each output. Do not insert a plug to the [AUX
IN] terminal.
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
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