520cds System Board

Jumper Description Function
P1 Speed Select
1-2 25 Mhz (50)
2-3 33 Mhz (66)
P2 Processor Select
1-2 486SX Installed
2-3 Other than 486SX Installed
P5 CMOS Erase Remove and replace jumper P5 to clear CMOS and Password

 

Connectors Description Function
J16 TV Board - I/O Address
Connector		 Connect to TV Board
J11 Replacement Battery Connector Use only 4.5v Alkaline Computer Battery


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