Tektronix TDS544A Manuel d'utilisateur télécharger pdf (Page 73)

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

1 2 ... 68 69 70 71 72 73 74 75 76 77 78 ... 113 114

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Tektronix TDS544A Manuel d'utilisateur Page 73