DIMM Voltage Settings
The DIMM sockets support both 5-volt and 3.3-volt un-
bu ffe re d D RAM. The vo lta ge setting for bo th DIMM
sockets is controlled by jumper JP11. The socket voltage
setting must match the voltage of the DRAM on any
DIMM mo dule s yo u in stall. The jumpe r se ttin gs a re
shown below.
x
x
x
DIMM Voltage Settings
Jumper JP11 sets the voltage sup-
plied to the DIMM sockets. FP & EDO
modules use the 5-Volt setting.
Default Setting
: 3-Volt.
JP11: DIMM Voltage
Pins 1-2 Pins 2-3
5-Volt DIMM
Short
N A
3-Volt DIMM
N A
Short
[Default]
Note:
5-Volt = FP or EDO DRAM
3-Volt = 3.3-Volt Unbuffered DRAM
J P 1 1
Jumper JP11 Location
Pin 1
!
Summary of Contents for PR5
Page 10: ...System Block Diagram ...