
Table 4-1 below describes the function of the option links contained on this CPU board. The default configuration is indicated by BOLD 
text. 
Option Link Settings 
Reference  Function  Fitted  Alternative (Removed)  Related To 
R2  3V power select  Regulator drives Board_3V3  Board_3V from RSK   
R7  Write Strobe Select  High Byte writes  from WR1n  WR1n not connected  R8, R9, R10 
R8  Write Strobe Select  High Byte writes from WR1n  WR1n not connected  R7, R9, R10 
R9  Write Strobe Select  Low Byte writes from WR0n  WR0n not connected  R7, R8, R10 
R10  Write Strobe Select  Low Byte writes from WR0n  WR0n not connected  R7, R8, R9 
Table 4-1: JA1 Option Link Settings
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