YOKOGAWA DL7440, Руководство пользователя

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IM 701450-61E
9 Performing History Search Using Measured
Values of Power Analysis Parameters
Procedure
• To exit the menu during operation, press ESC located
above the soft keys.
• For a description of the operation using a USB keyboard or
a USB mouse, see section 4.3 in the DL7440/DL7480
User’s Manual .
X-Y
PHASE
MENU MENU
SETUP FILE MISC RESET SELECT
MATH
SHIFT
GO/NOGO CURSOR MEASURE
HISTORY
PRINT
ACQ START/STOP
IMAGE SAVE
DISPLAY
To perform history search using power analysis parameters, you must turn ON the
power analysis function on the applicable channels. For the setup procedure, see
section 3 in this manual.
Note
To make correct measurements and computation, it is recommended that the difference in
the transfer time of the analyzed signals be corrected (deskewed). For the setup procedure,
see section 4 in this manual.
1. Press HISTORY . The HISTORY menu appears.
Steps 2 to 7 are the same as steps 2 to 7 in section 10.3 (pages 10-10 and 10-11) in the
DL7440/DL7480 User’s Manual IM701450-01E .
Selecting the Search Target Waveform and Search Measurement Parameter
8. Press the Item Setup soft key. The Item Setup menu and Item Setup dialog
box appear.
9. Press one of the soft keys from CH1 to CH8/4 , Math1 , or Math2 to select the
search target waveform.
• If you select a search target waveform (one of the channels from CH1 to CH6) that has
the power analysis function turned ON, the Item Setup dialog box showing power
analysis parameters appears in which you can select the measurement parameter to
be used as a search condition.
• On the DL7440, you can select from CH1 to CH4, Math1, and Math2.
• On the DL7480, you can select from CH1 to CH8, Math1, and Math2. CH7, CH8,
Math1, and Math2 appear when you press the To Page 2 soft key.
10. Turn the jog shuttle to select the measurement parameter to be used as a
search condition.
11. Press SELECT . The mark to the left of the measurement parameter is
highlighted.
The measurement item whose mark to the left of the item is highlighted is the
measurement item used as a search condition. You can set a single measurement
parameter for a single search parameter.
12. Press ESC . The Item Setup dialog box closes.