User guide

8 21 01 6 : AM P x-E 8 Se ri es Us er Gu i de

Ch apt er 2 Sy st em O v e r vie w

Rea r Pa ne l Co n nec to rs

Programming and Remote Access Connectors

RS-232 Connectors

Figure 2–14 RS-232 Pin-Out

• RS-232 A (DB-9): This connector is used for downloading

programming, setup, and diagnostic information into and out of the

main board.

• RS-232 B (DB-9): This connector is used for downloading

programming, setup, and diagnostic information into and out of the

Dolby E card.

• RS-232 C (DB-9) (not available on the DA models): This connector

is used for downloading programming, setup, and diagnostic

information into and out of the 3G card.

Remote Connector

Remote (DB-9) (2RU models only): When equipped with the optional

RC4-4 interface board and configured in software, this connector (not

RS-232) provides limited remote control and status reporting with GPI/

O signals: four inputs (Controls 1 through 4) and four outputs (Status 1

through 4) as shown in Table 2–5 below.

Table 2–5 RC4-4 Connector Interface Pin Out

Pin Description

1 Type Select 1, Status Output

2 Type Select 0, Status Output

3 Common, Ground

4 Type Select 0, Control Input

5 Channel Select 0, Status Output

6 Channel Select 1, Status Output

7 Channel Select 0, Control Input