Crestron RACK2, Руководство по эксплуатации

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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
C
O
M
P
U
T
E
R
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
NET
G Y 24 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
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2-Series Card Cage System: RACK2 Operations Guide – DOC. 5958