660cds System Board

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Connectors
P1 Parallel Port
P2 Serial A
P3 Serial B
P4 VGA Connector
J5 Battery Connector
J6 Keyboard Connector
J8 Diskette Drive Connector
   

Jumpers                Description Settings
P5* On Board Video 1,2 Disable   2,3 Enable
P6 * On Board Video 1,2 Disable   2,3 Enable
P7 PGA Jumper Selection See table 4-6
P8 Bus Speed Selection 1,2 Clock Speed @ 33 or 66 MHz
2,3 Clock Speed @ 25 or 50 MHz
P9 Processor Selection Jumper See Table 4-6
P10 Processor Selection Jumper See Table 4-6
P11 Processor Selection Jumper See Table 4-6
P12 Monochrome Display 1,2 Monochrome Monitor
Off Color Monitor or VGA
P13 I/O Select Off Address is 398h/399h
1,2 Address is 26Eh/26Fh
P14 CMOS Battery Source
1,2 External Battery Installed
2,3 Internal Battery Installed
Off Clear CMOS
J4 Speaker Configuration 3,4 Internal Speaker
Off External Speaker