Yamaha DTXTREME III, Руководство по обслуживанию

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DTXTREME Ⅲ
56
[MIDI code output for judgment result]
None
[How to quit test]
MANUAL MODE:
In case of OK, press the [EXIT] button to return to the “Test
number selection screen” and proceed to the next test.
MIDI MODE:
Send a test code for another test to stop the current test and
the test for the newly sent test code will be executed.
Press the [EXIT] button to return to the “MIDI test code
standby screen”.
30. INDIV 2, 4, 6
[Test Code]
A0 1E 00
[[Initial indication]]
[How to quit test]
MANUAL MODE:
In case of OK, press the [EXIT] button to return to the “Test
number selection screen” and proceed to the next test.
MIDI MODE:
Send a test code for another test to stop the current test and
the test for the newly sent test code will be executed.
Press the [EXIT] button to return to the “MIDI test code
standby screen”.
31. INDIV 1, 32. INDIV 2,
33. INDIV 3, 34. INDIV 4,
35. INDIV 5, 36. INDIV 6
,
[Test Code]
31. A0 1F 00
32. A0 20 00
33. A0 21 00
34. A0 22 00
35. A0 23 00
36. A0 24 00
[Initial indication]
/ / / / DTXTREME III Test Program / / / /
30 : INDIV 2,4,6 : Press [ENTER]
/ / / / DTXTREME III Test Program / / / /
XX : INDIV ○ : Press [ENTER]
[Test contents]
Check that specified signals are outputted from the [INDI-
VIDUAL OUTPUT 2, 4, 6] jacks.
Check the crosstalk value at the [INDIVIDUAL OUTPUT 1, 3,
5] jacks.
[Test method]
Press the [ENTER/STORE] button to execute the test.
Insert standard phone plugs to the [INDIVIDUAL OUTPUT 1
̶
6] jacks and measure frequency, waveform, level and distortion
of each output.
[Check item]
・
[INDIVIDUAL OUTPUT 2, 4, 6]: Frequency: 1 kHz±1.5 Hz
Waveform: Sine wave
Level: +4.0±2 dBu
(load of 10 k Ω )
Distortion: 0.1% or less
・
[INDIVIDUAL OUTPUT 1, 3, 5]: Level: -88 dBu or less
(load of 10 k Ω )
[Judgment indication]
None
[MIDI code output for judgment result]
None
*
“XX” indicates a test number while “ ” indicates a number of
the [INDIVIDUAL OUTPUT] from which signals are outputted.
[Test contents]
Check that specified signals are outputted from the
[INDIVIDUAL OUTPUT 1
̶
6] jacks.
Check the crosstalk value at a jack from which no signal is
outputted.
[Test method]
Press the [ENTER/STORE] button to execute the test.
Insert standard phone plugs to the [INDIVIDUAL OUTPUT 1
̶
6] jacks and measure frequency, waveform, level and distortion
of each output.
[Check item]
・
[INDIVIDUAL OUTPUT ]:
(The jack from which signals are outputted)
Frequency: 1 kHz±1.5 Hz
Waveform: Sine wave
Level: +4.0±2 dBu
(load of 10 k Ω )
Distortion: 0.1% or less
・
[INDIVIDUAL OUTPUT ]:
(The jack from which signals are not outputted)
Level: -88 dBu or less (load of 10 k Ω )