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Performance Tests
TDS 520A, 524A, 540A, & 544A Performance Verification
Equipment Required:
PAL signal source (Item 18), 60 Hz. sine wave gener-
ator (Item 19), pulse generator (Item 20), 75 Cable (Item 21), 75 termina-
tor (Item 22), 50 cable (Item 4), 50 terminator (Item 3).
Check Video Trigger
Prerequisites:
See page 1-15. These prerequisites include running the signal
path compensation routine.
Procedure:
1. Setup digitizing oscilloscope to factory defaults by completing the follow-
ing steps:
a. Press save/recall SETUP.
b. Press the main-menu Recall Factory Setup.
c. Press the side-menu OK Confirm Factory Init.
d. Wait for the Clock Icon to leave the screen.
e. CONFIRM the digitizing oscilloscope is setup as shown below.
Channel: CH1
Volt/div: 100 mV
Horizontal scale: 500 s/div
2. Setup digitizing oscilloscope for TV triggers by completing the following
steps:
a. Press TRIGGER MENU.
b. Press the main-menu Type pop-up until you select Video.
c. Press the main-menu Standard pop-up until you select 625/PAL.
d. Press the main-menu Line.
e. Use the keypad to set the line number to 7 (press 7, then ENTER).
f. Press VERTICAL MENU.
g. Press the main-menu Bandwidth.
h. Select 100 MHz from the side menu.
i. Press the main-menu Fine Scale.
j. Use the keypad to set the fine scale to 282mV (press 282, SHIFT, m,
then ENTER).
k. Press HORIZONTAL MENU.
l. Press the main-menu Horiz Scale.
m. Use the keypad to set the horizontal scale to 200 ns (press 200,
SHIFT, n, then ENTER).
Option 05 Video
Trigger Checks