VTech 35885401 series, Usre Manual

Page: 6 / 16

6
Technical Reference Booklet
Jumper Settings
This chapter explains how to configure the motherboard’s hardware. Before
using your computer, make sure all jumpers and DRAM modules are set
correctly. Refer to this chapter whenever in doubt.
CPU Speed Selection
In this motherboard, jumperless feature is implemented such that no jumper is required to
be set for different type of CPU installed.
Notice :
1. Be sure to save the CMOS setting when exit the CMOS.
2. Celeron PGA370 CPU is frequency multiplier locked, no CPU speed change will
be seen even if the frequency multiplier setting in CMOS setup is changed.
JP3 - CMOS Clear
JP3 Selection
(1-2)* Normal*
(2-3) CMOS Clear
JP28 - Keyboard Power on Password Clear
JP28 Selection
(1-2)* Normal*
(2-3) Clear Keyboard Power on Password
JP3
Close Open
JP15
JP8
* = Default setting.
1 1 1
JP29 JP30 JP31
JP9
1
1
1
1
CN22
JP28
1
JP29, JP30, JP31 - Sound Chip Enable Setting
JP29 JP30 JP31 Selection
(1-2)* (1-2)* (1-2)* Enable*
(2-3) (2-3) (2-3) Disable
1
1
1
1 1
1