Hardware Reference Guide

   1–7

µ 

Ãéá ôç óùóôÞ ëåéôïõñãßá ôïõ óõóôÞìáôïò, áí ôï óýóôçìá

õðïóôçñßæåé DDR-SDRAM DIMM, ïé ìïíÜäåò ìíÞìçò DIMM

ðñÝðåé íá åßíáé ôõðïðïéçìÝíåò ìïíÜäåò SDRAM DIMM

2,5 âïëô, 184 áêßäùí, óõìâáôÝò ìå PC2100 óôá 266 MHz êáé íá

õðïóôçñßæïõí CAS ìå ÷ñüíï áíáìïíÞò 2 Þ 2,5 (CL = 2 Þ

CL = 2,5) êáé ÷ùñßò ðñïóùñéíÝò áðïèçêåõôéêÝò ìíÞìåò (buffer)

Þ óõìâáôÝò PC 2700 óôá 333 MHz êáé íá õðïóôçñßæïõí CAS

ìå ÷ñüíï áíáìïíÞò 2,5 (CL = 2,5). Èá ðñÝðåé åðßóçò íá

ðåñéëáìâÜíïõí ôéò õðï÷ñåùôéêÝò ðëçñïöïñßåò åíôïðéóìïý

óåéñéáêÞò ðáñïõóßáò (Serial Presence Detect - SPD) ôïõ

óõìâïõëßïõ ó÷åäéáóìïý çëåêôñïíéêþí óõóêåõþí Joint

Electronic Device Engineering Council (JEDEC). Ï õðïëïãéóôÞò

äåí õðïóôçñßæåé ìïíÜäåò DIMM êáôáóêåõáóìÝíåò ìå

x4 SDRAM. Ôï óýóôçìá äåí èá ëåéôïõñãÞóåé ìå DIMM ðïõ

äåí õðïóôçñßæïíôáé.

 µ µµ

:

  µ µµ  µ

µ .  µ  µµ ,  

µ  µ µ µµ µ µ µ

      /    

   µ µ.

:

  µ µ    

 µ      . 

   ,      

µ   µ    µ µ

µ.    5   .

:

  µ µ µµ,   µ

  . ∆    

 µ.

1. Êëåßóôå óùóôÜ ôïí õðïëïãéóôÞ áðü ôï ëåéôïõñãéêü

óýóôçìá êáé áðåíåñãïðïéÞóôå üëåò ôéò åîùôåñéêÝò

óõóêåõÝò.

2. ÁðïóõíäÝóôå ôï êáëþäéï ôñïöïäïóßáò áðü ôçí ðñßæá

êáé ôïí õðïëïãéóôÞ, êáé áðïóõíäÝóôå ôõ÷üí åîùôåñéêÝò

óõóêåõÝò.