Page 504 of 894 NT7D16 Data Access card
553-3001-211 Standard 2.00 September 2004
Table 166
RS-232-C and RS-422 pinouts for last three DAC ports (Part 1 of 2)
I/O cable
Unit no.
RS-232-C
RS-422
Signal
Patch pair or
octopus
Pair Pin
Pair
color
Signal Pin no.
13T 38 BK-G UNIT 3 TD3 2 RDA3
13R 13 G-BK RD3 3 RDB3
14T 39 BK-BR DTR3 20 SDA3
14R 14 BR-BK GND3 7 SDB3 Connector
15T 40 BK-S DCD3 8 1
15R 15 S-BK DSR3 6
16T 41 Y- B L RI3 22
16R 16 BL-Y CTS3 5
17T 42 Y-O UNIT 4 TD4 2 RDA4
17R 17 O-Y (Note) RD4 3 RDB4
18T 43 Y-G DTR4 20 SDA4
18R 18 G-Y GND4 7 SDB4 Connector
19T 44 Y- B R DCD4 8 2
19R 19 BR-Y DSR4 6
20T 45 Y- S RI4 22
20R 20 S-Y CTS4 5
21T 46 V-BL UNIT 5 TD5 2 RDA5
21R 21 BL-V (Note) RD5 3 RDB5
22T 47 V-O DTR5 20 SDA5
Note: Units 4 and 5 are available when the DAC is installed in a fully wired 24-pair slot.