NEC MultiSync TVGA 8900D User Manual page 4

2.2. TVGA8900D True Color Card with IMB SOJ DRAM
DRAN
Trident TVGA8900D Chip VGA BIOS
Feature Connector
uw
A VGA Connector
Figure-2 Diagram of TYGA8900D True Color Card, wth 1MB SOJ DRAM.
Jumper settings for 1 MB SOJ DRAM Version.
JUMPER SETTINGS - DESCHIPTIONS Bs
Jl Open * {Enable ISA bus FIFO & Zero-wait state feature.
, |Data can be transferred at a fast FIFO &
Jl. J7 J7 Close Zero-Wait rate.
Jl Close Disable FIFO & Zero-wait state feature. **
| ]7 Open
J2 (Operational Open Non-Interlaced mode, Monitor can scan at
for 512K & 1MB) sb. TEs
Close * Interlaced mode, Monitor cannot scan at 48.7KHz
Fon Enable BIOS Autodetect, BIOS determines to
13 P operate with 8-bit or 16-bit BIOS interface.
'* Disable BIOS Autodetect, BIOS will use 8-bit
Close B
interface
[ JS Close* |The VGA card is selected to seat in 16-bit slot.
J6 Open *
15, J4, J6 di
JS Open The VGA card is selected to seat in 8-bit slot. J6
J6 Close is a 3 x 2 header, 3 jumpers are needed to close.
]4 Close |
* Default setting.
** Some motherboards and software, e.g. OS/2, 1024x768-256 Windows Driver, may not be able
to operate at FIFO & Zero-Wait State , in this case, set J1 & J7 to disable FIFO & Zero-Wait
State.
P3