User Guide

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2-27
¤Uªí¦C¥X¤£«Øijªº SIMM ¤Î DIMM ¤§²Õ¦X:
SIMM
Data chip
SIMM
Parity chip
¨C-±bit
¼Æ¥Ø
³æÂù-±
Chip
¼Æ¥Ø
SIMM
¤j¤p
«Øij»P§_
1M by 1 None 1Mx32 x1 32 4MB No
1M by 1 1M by 1 1Mx36 x1 36 4MB No
1M by 4 1M by 1 1Mx36 x2 24 8MB No
4M by 1 None 4Mx32 x1 32 16MB No
4M by 1 4M by 1 4Mx36 x1 36 16MB No
16M by 1 None 16Mx32 x1 32 64MB No
16M by 1 16M by 1 16Mx36 x1 36 64MB No
DIMM
Data chip
¨C-±bit
¼Æ¥Ø
³æÂù-±
Chip
¼Æ¥Ø
DIMM
¤j¤p
«Øij»P§_
4M by 4 4Mx64 x1 16 32MB No
4M by 4 4Mx64 x2 32 64MB No
16M by 4 16Mx64 x1 16 128MB No
16M by 4 16Mx64 x2 32 256MB No
¥»¥D¾÷ªO¨Ï¥Îparity ¤è¦¡°»´ú°O¾ÐÅé¿ù»~. ±z»Ý-n 36 bit SIMM (32 bit data + 4 bit
parity) ¨Ó¤ä´© parity check, BIOS ¥i¦Û°Ê°»ª¾ 36 bit parity SIMM, ¤£»ÝµwÅé³]©w.
´£¥Ü: Parity mode ªº¤è¦¡¬°¨C¤@ byte ¼W¥[¤@ parity bit (¦@
9 bit), ³q±`¬°°¸¦P¦ì¤è¦¡ (even parity mode), §Y¨C¤@¦¸¼g
¤J°O¾ÐÅé®É, ¨C¤@ byte + parity bit ·|³Q½Õ¾ã¦¨¨ã¦³°¸¼Æ-Ó
"1". ·í¤U¤@¦¸Åª¨ú°O¾ÐÅéµo²{¬°©_¼Æ"1"®É, µwÅé§Y²£¥Í
parity error «H¸¹. Parity mode ¥u¯àÀË´ú¥X³æ¤@bit ¿ù»~
(single bit error detection), µLªk¦Û°Ê§ó¥¿.