My system :
CPU : Intel Core 2 Duo T9600 @ 2.80GHz ( http://vga.pe.kr/3dp/chip.php?driver=intel_cpu_907 )
Motherboard : [MacBookPro5,3] Unknown NVIDIA Hardware ( http://www.vga.pe.kr/3dp/chip.php?driver=feedback_907 )
Videocard : NVIDIA GeForce 9600M GT ( http://www.vga.pe.kr/3dp/chip.php?driver=nvidia_gc_gf8mo_907 )
Sound Card : Unknown Cirrus Logic Hardware ( http://www.vga.pe.kr/3dp/chip.php?driver=feedback_907 )
Ethernet Card: Broadcom 802.11b/g WLAN ( http://www.vga.pe.kr/3dp/chip.php?driver=dp_net )
Ethernet Card: NVIDIA Ethernet ( http://www.vga.pe.kr/3dp/chip.php?driver=dp_net )
Memory : 3.75GB
O/S : Windows 7 Ultimate 64bit
3DP Chip (http://www.vga.pe.kr) - Chip Ver.91130
ERROR :
1) Red light in headphone jack hole ;
2) Sound very small
3) Headphone can not use. But, if set headphone default is can use and must headphone for all, laptop is not sound (!!!)
*** Run on MAC system is anything correct !
Help me
1) This URL will be a good guide. Reply no.6.
http://mkaz.com/archives/158/a-strange-red-light-from-my-macbook-pro
2) I found a driver. but it supports only 32bit xp, vista, 7.
You can download the driver with below's link.
http://www.stuffedcow.net/macbook_audio
I think you have to patient until Apple't official suppor with this issue.
3) This issue will fixed with Apple's official support i think.
I hope may these helps you.
Have a nice day.