Quick Reference For Jumpers - TYAN TITAN VX AT User Manual

3.2 Jumper Settings
CPU Speed Settings for Pentium P54C and P55C:
J29
1-2, 3-4 Off
3-4
1-2
3-4
1-2
3-4
1-2
1-2
CPU Speed Settings for Cyrix/SGS/IBM 6x86/M1:
J29 J30
1-2, 3-4 On
3-4 On
1-2 On
CPU Voltage Regulator Settings:
Pentium MMX requires two voltage sources, J60, J61, & J62 are settings for
one source. J63, J64 and J65 are settings for the second voltage source. The
default setting is for P54C/Cyrix CPU's.
P54C(Pentium) & Cyrix
3.6V 3.5V
J60 on off
J61 off off
J62 off on
J58 off
J63 off
J64 off
J65 off Default settings
J66 off for P54C and Cyrix
J67 on
J68 on
J69 on
J70 on
S1470-001-01 http://www.tyan.com
J30 J31 CPU Speed
Off 75 MHz
Off Off 90 MHz
Off Off 100 MHz
On Off 120 MHz
On Off 133 MHz
On On 150 MHz
On On 166 MHz
Off On 200 MHz
J31 CPU Speed
Off 100MHz
Off 120MHz
Off 133MHz
3.3V
off J63
on J64
off J65
J58 on
J66 on
J67 off
J68 off
J69 off
J70 off
8
CPU ID
P120+
P150+
P166+
P55C(Pentium MMX)
3.0V 2.85V 2.65V
off off on
off on off
on off off
Settings for
P55C only