Anritsu MP1763C Uživatelský manuál stáhnout pdf (Strana 38)

4-4

Section 4 OPERATING INSTRUCTIONS

4.2.1 Logic modification

① The logic of the set pattern is changed in positive → nega-

tive → positive order each time the LOGIC key is pressed.

(The set logic is indicated by lighting of a lamp.)

4.2.2 Alternate pattern setting

① Select ALTN with the keys.

(DATA, Z.S, and PRBS are also selected with these keys.)

ALTN → DATA → Z.S. → PRBS

ALTN ← DATA ← Z.S. ← PRBS

② Pattern A and pattern B are selected with this key. Since

pattern A is set first, set this key so that the A lamp lights.

(It does not matter which pattern is set first.)

③ Set DATA LENGTH with the and keys.

This value is common to both patterns A and B.

Select the digit to be set with the keys.

Set DATA LENGTH with the keys.

Set value: 128 to 4,194,304 bits (128-bit steps)

④ Set the number of pattern A loops with the keys.

PATTERN

LOGIC PATTERN

PRBS / ZERO SUBST

PRBS MARK RATIO

2 - 1

POS

NEG

ALTNDATA Z.S PRBS 7 9 11 15 20 23 31 0/8 1/8 1/4 1/2

8/8 7/8 3/4 1/2

①

PATTERN

LOGIC PATTERN

PRBS / ZERO SUBST PRBS MARK RATIO

2 - 1

POS

NEG

ALTNDATA Z.S PRBS 7 9 11 15 20 23 31 0/8 1/8 1/4 1/2

8/8 7/8 3/4 1/2

ALTN

ERROR ADDITION(1×10 )

- N

SINGLE

4 5 6 7 8 9

①

②

④

DISPLAY

DATA LENGTH/ZERO SUBST LENGTH

DATA LENGTH

ZERO SUBST LENGTH

A / B LOOP TIME

PAGE/ PATTERN SYNC POSITION

③

DISPLAY

DATA LENGTH/ZERO SUBST LENGTH

DATA LENGTH

ZERO SUBST LENGTH

A / B LOOP TIME

PAGE/ PATTERN SYNC POSITION

1 2 ... 33 34 35 36 37 38 39 40 41 42 43 ... 77 78

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