[ARC5] info needed

[ka9dzr at aol.com]

i have an BC-455-B (6-9.1) would like to get any info how to hook up on the Front Panel the VOL & BFO Controlthis receive is the Royal Canadian A.F. BC455-B Modification No. (B-2)  i pulled the small cover off an found the 8 pin male plugs only has PIN 1,2,3,4,6,7   PIN 5 & 8 are Missing any type of help tnx KA9DZR  Dennis 
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