Agilent Technologies 856290216 service manual CRT Adjust Pattern Adjustment Procedures

2. Display Adjustment

12.Adjust the rear-panel TRACE ALIGN until the leftmost line of the test pattern is parallel with the CRT bezel. See Figure 2-3.

13.Adjust the rear-panel X POSN and A17R55 X GAIN until the leftmost “@” characters and the softkey labels appear just inside the left and right edges of the CRT bezel.

14.Adjust the rear-panel Y POSN and A17R75 Y GAIN until the softkey labels align with their appropriate softkeys.

15.Press [PRESET). If necessary, readjust STOP BLANK and START BLANK for the

best-looking intersection of the graticule lines. This will be most noticeable along the center vertical and horizontal graticule lines.

A d j u s t S T A R T B L A N K a n d S T O P B L A N K f o r s h a r p c o r n e r s

D E F L E C T I O N A D J U S T M E N T S

A d j u s t D G T L Y G A I N u n t i l o n l y o n e

l i n e a p p e a r s

/

A d j u s t

D G T L X G A I N

u n t i l o n l y o n e l i n e a p p e a r s

/

SOFTKEY 1

SOFTKEY 2

SOFTKEY 3

SOFTKEY 4

SOFTKEY 5

E X I T

\I

A d j u s t T R A C E A L I G N t o p l a c e t h i s l i n e p a r a l l e l t o l e f t

e d g e o f C R T b e z e l

V

A d j u s t M I N INTEN u n t i l d o t s i n t h e s e a r e a s j u s t d i s a p p e a r

S K 1 3

Figure 2-3. CRT Adjust Pattern

Adjustment Procedures 2-17