Chapter 2
7NJS User’s Guide
21
CN23/CN23A (USB 2/3 and 4/5 Connectors):
If you want to use a USB Keyboard, you must enable the USB keyboard
support function in BIOS's Integrated Peripherals menu (See Section 3.4). This
board contains a USB Host controller and includes a root hub with two connector
for optional USB Adaptor (USB 2/3 and 4/5).
CN24 (CBOX 2 Front Panel Audio Connector):
This connector give you the option of a front panel audio jack cable ext. to be
plug into a special custom designed system case.
Simply remove the two jumper caps at pin [
5-6
] and [
9-10
] then plug it into the
(optional) cable ext. connector. Pin [
5-6
] and [
9-10
] are shorted (default) to
enable the back panel audio function.
Chapter 2
22
7NJS User’s Guide
CN25 (DigiDoc System Monitoring Display):
CBOX2 features CHAINTECH’s exclusive [
DigiDoc
], the most advance
system diagnostic monitoring display.
80-PORT diagnostic display during POST at system boot up!
CPU temperature monitoring, your system stays cool always!
DigiDoc is the doctor for your system!
Please refer to Appendix
Digidoc 80-Port POST Error Code List
.
FAN1/FAN2/FAN3 (CPU/System/Case Cooling Fan Connectors):
The board's management extension hardware is able to detect the CPU and
system fan speed in rpm (revolutions per minute). The wiring and plug may vary
depending on the manufacturer. On standard fans, the red is positive (+12V), the
black is ground, and the yellow wire is the rotation signal.