2. Display Adjustment

Intensity Adjustments

16.Press (-1 then set the REF LVL to -70 dB and the LOG dB/DIV to 1. This should almost completely fill the screen with the noise floor. Press (SWP). Adjust A17R4 Z GAIN until the intensity at the center of the screen is 15 NITS, as indicated by the TEK JlG-TV Photometer/Radiometer.

17.Press (CAL), MORE 1 of 2, and CRT ADJ PATTERN. Locate the dot just below the HP logo. Adjust A17R93 ASTIG for the smallest round dot possible.

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

line a p p e a r s

A d j u s t

D G T L X G A I N

unti I o n l y o n e - l i n e a p p e a r s

/

jRECALLl

 

 

 

 

 

 

 

SOFTKEY

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SOFTKEY

2

 

 

 

 

hp

 

 

 

 

 

 

 

 

SOFTKEY

3

 

 

 

 

.

 

 

 

 

 

 

 

 

 

8 5 6 X

 

 

SOFTKEY

4

 

 

 

 

 

 

 

SOFTKEY

5

 

 

 

 

 

\

 

 

 

 

 

 

 

 

\

 

EX I T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

A d j u s t M I N INTEN u n t i I d o t s In 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