User manual

PPC-157T User Manual 38

Table 5.24: CN35 (Internal Speaker Connector)

Pin Signal

1OUTA-

2OUTA+

3OUTB+

4OUTB-

Table 5.25: CN36 A (COM1 RS232)

Pin Pin Name

1 COM1_DCD

2COM1_RXD

3COM1_TXD

4COM1_DTR

5GND

6COM1_DSR

7COM1_RTS

8COM1_CTS

9RIA

Table 5.26: CN36 B (COM2 RS232/422/485 Select by BIOS)

Pin Name

RS232 RS422 RS485

1 DCD 422_TXD- 485_Data-

2 RXD 422_TXD+ 485_Data+

3 TXD 422_RXD+

4 DTR 422_RXD-

5 GND GND

6DSR

7RTS

8CTS

9 RIC

324