Help IDing jumpers on old style 2950

[romakdaddy]

theres 3 sets of jumpers,none labled.which is which? cbtricks board layout dosnt label them either.if someone has a pic pointing out the jumper IDs(j1,j2 ect) id be gratefull,all i found searching was the procedure with no diagrams.

 

[Carl]

left is j1 middle j2, right is j3.

j1 is the expanded frequency, j2 allows you to select between frequency and ch display, and j3 turns the rb switch into emergency channel 9

 

[romakdaddy]

cool,thanks got it working the way i want it now.