American Megatrends Super Voyager VLB-III, User Manual, Page: 33 / 138

Super Voyager VLB-III ISA Motherboard User's Guide
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Step 2 Set Switch and Jumper Options,
Continued
J56 Select 3.3V CPU
Before using a 3.3V CPU, make sure that a voltage regulator is installed with a heat sink in U63. 3.3V
CPUs cannot be used unless this voltage regulator is installed.
J56 is a three by two dual-inline berg. Short the following Pins together: 1-2, 3-4, and 5-6 if a 3.3 volt CPU
is installed on the motherboard. See the graphic on page 32 for the J56 location.
J42 Disable PQFP CPU
J42 is a two-pin single-inline berg. Short Pins 1-2 together to disable the PQFP CPU. You must short these
pins when a CPU is installed in the ZIF socket on the motherboard. See the graphic on page 32 for the J42
location.