The <drive> designator is the RAMDISK where you trans-
ferred the files from your PC. The *.DAT file will change
depending on the type of display you are using. The following
message will be displayed:
VIDEO BIOS programming utility
------------------------------------------------------
PGMVIDEO Vers. x.xx Copyright (c) Octagon Systems Corp
------------------------------------------------------
You must reboot after running this program.
Make sure the jumper labeled EN-DIS is at the EN
position.
Do you want to continue? (Y/[N])
9.
Enter 'Y' when asked if you want to proceed. The program
PGMVIDEO then updates the video BIOS on the 5420. The
system displays the following message:
Programming ... Please wait ...
Verifying ... Please wait ...
PGMVIDEO completed.
If verification errors occur, confirm that the CPU shadowing is
disabled for the C000-C800 memory range; then retry pro-
gramming.
10. Power off the 5420 and connect your monitor/display.
NOTE: Removing W4[3–4] disables the video BIOS write enable.
This prevents unintentional programming of the video BIOS.
INVERTED SHIFT CLOCK: W4
INVERTED SHIFT CLOCK: W4
INVERTED SHIFT CLOCK: W4
INVERTED SHIFT CLOCK: W4
INVERTED SHIFT CLOCK: W4
The 5420 provides a shift clock signal for flat panels. For some
panels, such as EL (electroluminescent), which may require the
shift clock to be inverted, W4[9-10] can be moved to W4[7-8].
Shift Clock: W4
Pins Jumpered
Descr iption
[7-8]
Inverted Shift Clock
[9-10]*
Shift Clock
* = default
5420 Super VGA Video Card – 7
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