Programmer’s Guide, cont’d
IN1404XT Video Scaler and Switcher • Programmer’s Guide4-10
Command/Response Table for RS-232 Commands (Cont’d)
Command ASCII Command Response Additional description
(host to scaler) (scaler to host)

Input labels (continued)

View current label [LBL:] [X15 ]Shows the current custom or
default label for the selected
input.
Example: [LBL] [DVD #1]
Reset custom label [LBL3] [OK] Erase custom label and return to
default (Input n). Label status
(X14) is not affected.
View the label status [LBL?] [X14]Shows whether the label feature
is on, off, or momentary.

Horizontal size

Set a specific horizontal size value
[SHX16 ] [OK] Set the size as a specific
percentage.
Increase the horizontal size [SH+] [OK] Widen the picture by 1%.
Decrease the horizontal size [SH-] [OK] Narrow the picture by 1%.
Set horizontal size to default [SH@] [OK] Set the size to the default for the
selected resolution.
View the horizontal size [SH?] [X16 ]

Vertical size

Set a specific vertical size value
[SVX16 ] [OK] Set the size as a specific
percentage.
Increase the vertical size [SV+] [OK] Widen the picture by 1%.
Decrease the vertical size [SV-] [OK] Narrow the picture by 1%.
Set vertical size to default [SV@] [OK] Set the size to the default for the
selected resolution.
View the vertical size [SV?] [X16 ] Show the vertical size setting.

Horizontal shift

Set a specific horizontal shift value
[PHX17 ] [OK] Shift the image on the screen a
specific amount.
Increase the horizontal shift [PH+] [OK] Shift the picture to the right.
Decrease the horizontal shift [PH-] [OK] Shift the picture to the left.
Set horizontal shift to default [PH@] [OK] Set the shift to the default for the
selected resolution.
View the horizontal shift value [PH?] [ X17 ] Show the horizontal shift setting.

Vertical shift

Set a specific vertical shift value
[PVX18 ] [OK] Shift the image on the screen a
specific amount.
Increase the vertical shift [PV+] [OK] Move the picture up.
Decrease the vertical shift [PV-] [OK] Move the picture down.
Set vertical shift to default [PV@] [OK] Set the shift to the default for the
selected resolution.
View the vertical shift value [PV?] [X18 ] Show the vertical size setting.

Pixel phase

Set a specific pixel sampling phase
[PHSX19 ] [OK] Specify the pixel sampling phase.
Increment sampling value [PHS+] [OK] Increase the phase value.
Decrement sampling value [PHS-] [OK] Decrease the phase value.
Set pixel phase to default [PHS@] [OK] Set the pixel phase value to the
default for the selected
resolution.