7. SDRAM voltage (SDRVOL)
This jumper allows you to select the voltage supplied to the system
memory. The default setting is on pins 1-2 (3.4V).
P4B SDR Voltage Setting
Figure 2-28
8. Speaker selector (SPEECH) (on audio models only)
This jumper allows you to select the speaker you wish to use for the
ASUS POST Reporter function. Set to pins 1-2 to use the internal
speaker (usually included in the chassis). Set to pins 2-3 if you
connected an external speaker to the Line Out jack (lime color) on the
rear panel.
P4B Speaker Selector
Figure 2-29
2-22
1 2
®
P4B
3.4 V
(Default)
SDRAM Voltage Settings
®
P4B
Speaker Selection Settings
SDRVOL
2 3
3 4
3.5 V
3.6 V
SPEECH
3
2
2
1
BUZZER
LINEOUT
(Default)
Chapter 2: Hardware information