Teknor Industrial Computers VIPer807 Technical Reference Manual page 26

SECTION 2
INSTALLING MEMORY
2.01 TYPES OF MEMORY ON BOARD
Various types of memory are installed or supported on the VIPer807 board.
2.01.1 SYSTEM MEMORY (DRAM)
Dynamic Random Access Memory (DRAM) is essential system memory. It can be
configured from 1MB to 64MB using 36-bit SIMMs (Single In-line Memory Modules).
This is the only type of memory which can be installed by the user. See section 2.02 for
instructions on installing SIMMs.
The location of the two 72-pin vertical SIMM sockets appears on Diagram 2-1 and are
labeled U6 and U7.
2.01.2 VIDEO MEMORY (DRAM)
Video RAM is factory installed. The VIPer807 is configured with 1MB of video memory.
The location of the Video RAM appears on Diagram 2-2 at U21 and U22 (solder side).
2.01.3 BIOS (FLASH EPROM & EPROM)
The Flash EPROM BIOS and the EPROM BIOS are also factory installed. The Flash
EPROM BIOS appears at U8 and the EPROM BIOS at U16, both on Diagram 2-1.
2.01.4 SOLID STATE DISKS (FLASH EPROM DISKS)
Optional solid state disks can be ordered from TEKNOR; these are Flash EPROM (user)
disks. See Section 7 for more information.
Two options exist for the user Flash EPROM: 2MB or 4MB. The device is located at U36
on Diagram 2-2 (solder side).
Installing Memory 2-1