4
Table 4. Connecting to the RS-232 Motherboard of a 4020, 4100+/4120
Wire Lead 4100+/4120 Connection 4020 Connection
Red lead (XMIT) TB1-6 or TB2-3 TB1-1 or TB1-6
Black lead (RCV) TB1-8 or TB2-1 TB1-3 or TB1-8
White lead (CTS) TB1-5 or TB2-4 TB1-4 or TB1-9
Green lead (GND) TB1-4 or TB2-5 TB1-5 or TB1-10
Note: PORT A = PORT 1 = TB1; PORT B = PORT 2 = TB2
Table 5. Connecting to the RS-232 Board of a 4010 FACP
Wire Lead Connection
Red lead (XMIT) P6-2
Black lead (RCV) P6-1
White lead (CTS) P6-5
Green lead (GND) P6-3
Note 1: P6 = PORT B
Note 2: P7 (PORT A) does NOT support a CRT
Cable Terminations, Continued
733-812 Cable Terminations
for 4010, 4020, and
4100+/4120 Systems
(continued)