Ahead VGA Enhancer Z

@8002.adf SuperVGA/MC Display Adapter, Ver. 3.0
@8202.adf AHEAD SYSTEMS INC., VGA ENHANCER-Z, Rev. A

Ahead VGA Enhancer Z Manual
Ahead VGA Enhancer Z Utilities

David Beem put the drivers and scanned the manual for us all.

Ahead VGA Enhancer Z
   W5 Function
Slot Requirement
ADF Sections (both ADFs use same sections)


Ahead VGA Enhancer Z

J1 Outline for 5 pin jumper
U8-13 Video memory
U14,16 Sockets for video memory?
U19 Video controller
U20 BIOS ROM
U22,32 Solder pads for Osc
U27 ? MHz Osc
W1-4 Solder pads for 2-pin jumpers
W5 Jumper to set card ID
W6 Solder pads for 3-pin jumper

Function of W5

Sets adapter ID in case there is a conflict. When W5 is jumpered, card ID is 8002. When W5 is open, card ID is 8202.


Slot Requirement

The VGA Enhancer must be installed in the Auxiliary Video Extension (AVE) slot, since it uses the base video from the planar.

MachineAVE Slot
Model 50/50ZSlot #3
Model 60/80Slot #6
Model 55SX/70Slot #1


AdapterId 08002h and 08202h AHEAD SYSTEMS INC., VGA ENHANCER-Z, Rev. A

VGA Enhancer-Z Disable
      <"DISABLE">, ENABLE 

Video BIOS ROM Address Select
   The EPROM size can be either 8K (2764) or 16K (27128) or disabled.
      <"BIOS size= 16K starting @C000h">  0C0000h-0C3fffh, DISABLE BIOS,"BIOS size= 8K starting @C000h"  0C0000h-0C1fffh


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