17
GT-6(T)
fig.3
fig.4
To proceed to the next inspection, press the buttons in [EXIT] ->
[PARAMETER (>)] sequence.
10.
EXT OD/DS
fig.LCD21
Confirm the following two points.
A) Using an oscilloscope, observe that a short wave is obtained from OUTPUT.
fig.10ext-1e
B) Insert an open plug in the RETURN jack and confirm that there is no output.
fig.10ext-2e
Note: Check both L(MONO) and R.
Also, when the OUTPUT jack is used for a single channel, the L and R signals
will be internally mixed, therefore, empty plugs must be inserted in the R
channel for L(MONO) channel measurement and in the L(MONO) channel for
R channel measurement, respectively.
OUTPUT Level Control : MAX
Oscilloscope : 1.0 V/DIV, 0.5 ms/DIV
Insert an empty plug in RETURN
fig.4
fig.2
To proeed to the next inspection, press the [EXIT] button.
DSP D/A SEND
(Signal source)
DSP A/D RETURN
D/A OUTPUT
(Rectangular waveform)
DSP D/A SEND
(Signal source)
DSP A/D RETURN
D/A OUTPUT
(Rectangular waveform)
(Cut off)
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