Intel 430TX - Manual (Page 61)

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4.5 Install IDE, Enhanced I/O and Front Panel Connectors
There is a special design that JP9 is for Key Lock, Sleep/Resume SW,
Speaker, IDE LED, TB SW, Reset SW, and Turbo LED. It is
convenient for you to connect the cable from front board of Case.
JP9: 1-5 , Key Lock - Keyboard lock switch &
power LED connector. 1. Power LED (+), 2.
N/C, 3. GND, 4. Key lock, 5. GND
JP9: 7-8 , Turbo Switch.
JP9: 10-13 , Speaker - Connect to the system's
speaker for beeping. 10. Speaker, 11. GND, 12.
GND, 13. VCC.
JP9: 14-15 , IDE LED Indicator - LED ON when
on board PCI IDE HDD activities.
JP9: 19-20 , Power On SMI, Sleep/Resume
Switch - Short to sleep mode. A key strobe
or mouse movement ( mouse driver exists).
The system will instantly " wake up" , GREEN
FUNCTION .
JP9: 22-23 , Reset - Short to restart system.
JP9: 25-26 , Turbo LED Indicator - LED ON
when high speed (CN9: 7-8 SHORT).
J11 : IR, fast infrared port. PIN-1: IRRX, PIN-2:
GND; PIN-3: IRTX; PIN-4: VCC