User`s manual
Appendix C Trouble Shooting 
Prox-1750G1/G2 USER
′
S MANUAL 
Page: C-11 
24h : 
Reserved 
25h : 
Reserved 
26h : 
Reserved 
27h : 
Initialize INT 09 buffer 
28h : 
Reserved 
29h : 
1. Program CPU internal mtrr (P6 & PII) for 0-640K memory 
address. 
2. Initialize the APIC for Pentium class CPU. 
3. Program early chipset according to CMOS setup. 
 Example: onboard IDE controller. 
4. Measure CPU speed. 
5. Invoke video BIOS. 
2Ah : 
Reserved 
2Bh : 
Reserved 
2Ch : 
Reserved 
2Dh : 
1. Initialize multi-language 
2. Put information on screen display, including Award title, CPU 
type, CPU speed … 
2Eh : 
Reserved 
2Fh : 
Reserved 
30h
 : 
Reserved 
31h
 : 
Reserved 
32h
 : 
Reserved 
33h
 : 
Reset keyboard except Winbond 977 series Super I/O chips. 










