Eia-366A Requirements - Motorola UTA220/UTA220k User Manual

Table D-4: Ports 3 and 4 Pin Functions (Continued)
DB- EIA-232/V.24 Mode
25 Pin
EIA-
232E
Pin
20 CD 108/
1,/2
21 RL/CG 140/
110
22 CE 125
23 CH/CI 111/
112
24 CE 113
25 TM 142
EIA-366A
Requirements
V.24 Function
Pin
Data Terminal
Ready (DTR)
Remote Loopback
Ring Indicator (RI)
(Not Used)
(Not Connected)
Test Mode
The EIA-366 revision changed the function of pin 18 to receive
common. If an EIA-366A device will be connected to the port,
a special cable with the following connections must be used:
UTA220/UTA220k
Interfaces
EIA-366 Mode
EIA- Function
366
Pin
- (Not Used)
- (Not Used)
DLO Data Line Occupied
- (Not Used)
- (Not Connected)
- (Not Used)
D-5