Crestron CPU2 Spezifikationen PDF herunterladen (Seite 12)

2-Series Card Cage System Crestron RACK2

RACK2 Ports

There is only one port on the front panel of RACK2, labeled COMPUTER. All of the

other ports are on the rear side.

COMPUTER

FRONT PANEL

REAR PANEL

COMPUTER

These 9-pin DB9 female connectors (one on the front panel and one on the rear panel

in the CPU2 section) are used when programming the RACK2 with a PC. A standard

DB9 female (PC end) to DB9 male (RACK2 end) straight-through serial cable (not

supplied) is used to communicate with either COMPUTER port. The ports are

electrically connected and are modem compatible. The modem cable is not included.

NOTE: For RS-232, pins 2, 3, 5, 7, and 8 are wired straight through. Data Set

Ready (DSR) and Data Terminal Ready (DTR) are not supported.

Standard DB9 Pin Assignments

PIN # ABBREVIATION DESCRIPTION

1 DCD

Data Carrier

Detect

2 RD Receive Data

3 TD Transmit Data

4 DTR

Data Terminal

Ready

5 SG Signal Ground

6 DSR Data Set Ready

7 RTS Request To Send

8 CTS Clear To Send

9 Ring Ring Indicator

1 2 3 4 5

Male DB9 Connector

NET

GY24 Z

The master Cresnet port on the back of CPU2 is a 4-wire male connector (typical

Crestron network port labeled 24 Y Z G), and is used for expansion to Cresnet

peripherals and to supply Cresnet (power and control) to the NET2 Cresnet

communications hub.

Refer to the NET2 explanation that follows.

Refer to “Network Wiring” on page 19 for additional Cresnet wiring details.

5 4 3 2 1

9 8 7 6

Female DB9 Connector

6 7 8 9

8 • 2-Series Card Cage System: RACK2 Operations Guide – DOC. 5958

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