Enterasys Networks CSX5500 User Guide

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H
ARDWARE
 I
NSTALLATION
Adapter Settings
PRI-23
 Clock Settings
In addition to the interrupt jumper and I/O address settings, the PRI-23 requires clock settings (JP4 
through JP7). Refer to the following table for the correct settings. Place the jumper on the pins 
identified to enable the function. 
Jumper
Jumper Setting
North American
and Japan T1
J6
1-2
J7
1-2
J8
1-2
J9
1-2
J10
1-2
J11
1-2
J12
1-2
J13
1-2
J14
1-2
JP2
3-4
JP3
3-4
JP4
1-2
JP5
1-2
JP6
1-2
JP7
1-2