Number: A1TH090490U573 Subject: Pinout For 50 Pin DCB and 37 Pin DCB Date: January 28, 1991 - - - - - - - - - - - - - - - - - - - - - - - - - - GENERAL INFORMATION: The 50 pin DCB is wired straight through. DCB 50 to 37 Pinout WIRE LIST (SEE NOTE) 50 PIN CONN. 37 PIN CONN. 1 ----------------------- 1 2 -----TWISTED PAIR------ 20 3 ----------------------- 2 4 -----TWISTED PAIR------ 21 5 ----------------------- 3 6 -----TWISTED PAIR------ 22 7 ----------------------- 4 8 -----TWISTED PAIR------ 23 9 ----------------------- 5 10 -----TWISTED PAIR------ 24 11 ----------------------- 6 12 -----TWISTED PAIR------ 25 13 ----------------------- 7 14 -----TWISTED PAIR------ 26 15 ----------------------- 8 16 -----TWISTED PAIR------ 27 17 ----------------------- 9 18 -----TWISTED PAIR------ 28 19 ----------------------- NC 20 -----TWISTED PAIR------ NC 21 ----------------------- NC 22 -----TWISTED PAIR------ NC 23 ----------------------- 19 24 -----TWISTED PAIR------ NC 25 ----------------------- NC 26 -----TWISTED PAIR------ NC 27 ----------------------- NC 28 -----TWISTED PAIR------ NC 29 ----------------------- NC 30 -----TWISTED PAIR------ NC 31 ----------------------- 10 32 -----TWISTED PAIR------ 29 33 ----------------------- NC 34 -----TWISTED PAIR------ NC 35 ----------------------- 11 36 -----TWISTED PAIR------ 30 37 ----------------------- 12 38 -----TWISTED PAIR------ 31 39 ----------------------- 13 40 -----TWISTED PAIR------ 32 41 ----------------------- 14 42 -----TWISTED PAIR------ 33 43 ----------------------- 15 44 -----TWISTED PAIR------ 34 45 ----------------------- 16 46 -----TWISTED PAIR------ 35 47 ----------------------- 17 48 -----TWISTED PAIR------ 36 49 ----------------------- 18 50 -----TWISTED PAIR------ 37 NOTE: Cable must consist of the following twisted pairs 1 with 2, 3 with 4, 5 with 6, ..... , 49 with 50. (X) This information was verified by Engineering.