2-9
Hardware Setup
MS-7640
Chapter 2 
Back Panel
 
 Mouse/Keyboard
The standard PS/2
® 
mouse/keyboard DIN connector s for a PS/2
® 
mouse/keyboard.
Clear CMOS Button
There s a CMOS RAM on board that has a power supply from external battery to keep 
the system conguraton data.  Wth the CMOS RAM, the system can automatcally 
boot OS every tme t s turned on. If you want to clear the system conguraton, use 
the button to clear data.  Press the button to clear the data.
Important
Make sure that you power o the system before clearng CMOS data.
After pressng ths button to clear CMOS data n power o (G3) state, the system wll 
boot automatcally.
Coaxal S/PDIF-Out
Ths SPDIF (Sony & Phlps Dgtal Interconnect Format) connector s provded for dgtal 
audo transmsson to external speakers through a coaxal cable. 
Optcal S/PDIF-Out
Ths SPDIF (Sony & Phlps Dgtal Interconnect Format) connector s provded for dgtal 
audo transmsson to external speakers through an optcal ber cable.  
USB 2.0 Port
The USB (Unversal Seral Bus) port s for attachng USB devces such as keyboard, 
mouse, or other USB-compatble devces. Supports data transfer rate up to 480Mbt/s 
(H-Speed).
▶
▶
▶
▶
▶
Keyboard
Lne-In
Lne-Out
Mc
RS-Out
CS-Out
SS-Out
Mouse
Clear 
CMOS 
Button
USB 2.0 Port
LAN
USB 3.0 Port
ESATA/ USB 2.0 
Combo Port
USB 2.0 Port
Coaxal   
S/PDIF-Out
Optcal  
S/PDIF-Out
USB  2.0  
Port
LAN