Vector 4 - Page 141

VECTOR GRAPHIC, INC.
6. ] t] old) is incorrect when the data moves
vertically. Adjust the POT (VR105) to stop this movement.
('FP bata
|
Data
|
|
Data B
L Data ]
———
7. VYertical Size (Height) of the picture is incorrect when the screen is
either higher or flatter than the standard 9 by 6 inch data field. The
characters may or may not be linear. The following diagrams show two
types of sereens which have incorrect vertical size with c¢orrect linearity.
This problem can be corrected by adjusting the VR103 POT,.
—
oooooo
.-3 ~ ot PPy —3
FEETEE m
ELEEEE EEEE
ELEEEE EEEE
EEEEE% LEEE
. c . . . r E r
wd wE ! amd S s ® & ml .;.Z —-:
|
)
(71
[v3
(¥
OV
(M
(W
tMmmimmmm
trtmmmimmm
™t
M
m
tmmmmmMmim
{0
vt
M1
()
MMM
mmmmm
M
mmmmie
MM
morinm
MmMmmmmmm
8. VYertical Linearity is incorrect when either the bottom or top portion of
the screen has characters which are compressed. To correct this problem
turn the V. Linearity POT (L104 on the schematie) until H; =H9 =H3s.
Hig—
H{EE‘_EEEE ffffliJ
I 2-4 7200-0001 03-01-82
EEEEEE EEEE
ooooooooooo
EEEEEE . EEEE
EIEEEE.EEJ