Octopus for Sun computer (1/31/94 -- 1994 standard) The Sun serial ports are connected to RJ-11 jacks by: 1: Sun Octopus DB25 M - Telco F 2: Telco Cable Telco M - Telco M 3: Harmonica (USOC) Telco F - RJ-11 Table 1 shows the desired connection between DB25 connector #1 and RJ-11 jack #1. It also shows the connection from RJ-11 jack #1 to the harmonica Telco connector, and then to the Telco connector at the other end of the Telco cable. This yields the appropriate wiring for the Sun Octopus (table 2) Table 1: Wiring for DB25 jack 1 <-> RJ-11 jack 1. * * desired connection * * Hamonica * * Telco cable * * Sun Octopus DB25 RJ-11 Telco Telco (harm) (oct) 20 1 28 3 2 2 27 2 7 3 1 26 7 4 26 1 3 5 2 27 5,6 6 3 28 Table 2: Octopus Wiring for the Sun computer. |------- Telco pins for each DB25 Male connector --------| DB25 #1 #2 #3 #4 #5 #6 #7 #8 3 27 30 33 36 39 42 45 48 2 2 5 8 11 14 17 20 23 7 1,26 4,29 7,32 10,35 13,38 16,41 19,44 22,47 5,6 28 31 34 37 40 43 46 49 20 3 6 9 12 15 18 21 24
