Performance Tests
4-38
TDS7104 & TDS7054 Service Manual
Turn on the measurement
called mean and read the
results here.
Figure 4- 15: Measurement of DC accuracy at maximum offset and position
f. Check against limits:
H CHECK that the readout for the measurement readout on screen is
within the limits listed for the current vertical scale and position/off-
set/generator settings. Enter value on test record.
H Repeat substep d, reversing the polarity of the position, offset, and
generator settings as is listed in the table.
H CHECK that the measurement readout on screen is within the
limits listed for the current vertical scale setting and position/offset/
generator settings. Enter value on test record.
H Repeat substeps c through f until all vertical scale settings, listed in
Table 4--5, are checked for the channel under test.
g. Test all channels: Repeat substeps a through f for all four channels.
3. Disconnect the hookup:
a. Set the generator output to 0 V.
b. Disconnect the cable from the generator output at the input connector of
the channel last tested.
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