4-4. Interface Connections
Refer to the host computer’s interface specifications for details of how to connect the interface. The following illustrations show typical connection configura- tions.
| Printer side | IBM PC side (25 pin) | |
1 | 1 | ||
RXD | 2 | 2 | TXD |
TXD | 3 | 3 | RXD |
DTR | 4 | 4 | RTS |
5 | 5 | CTS | |
DSR | 6 | 6 | DSR |
RTS | 7 | 7 | |
INIT | 8 | 8 | DCD |
FAULT | 9 | 20 | DTR |
| Printer side | IBM PC side (9 pin) | |
1 | 1 | DCD | |
RXD | 2 | 2 | RXD |
TXD | 3 | 3 | TXD |
DTR | 4 | 4 | DTR |
5 | 5 | ||
DSR | 6 | 6 | DSR |
RTS | 7 | 7 | RTS |
INIT | 8 | 8 | CTS |
FAULT | 9 |
|
|
SERIAL
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