7800 Multiframe Manual
7825DSK2-LG(-HD)(-3G) 3G/HD/SD Dual Downstream Keyer
INSTALLATION
Revision 2.0
Page 2-5
Pin # Name
Description
1
GND
Chassis ground
2
GPOUT B General purpose output B
3
GPOUT A General purpose output A
4
GPOUT C General purpose output C
5
GPIN C
General Purpose Input C
6
GPOUT D General Purpose Output D
7
GPIN F
General Purpose Input E
8
GPIN A
General Purpose Input A
9
GPIN D
General Purpose Input D
10
+3.3V
Power
11
GPIN H
General Purpose Input H
12
GPIN E
General Purpose Input F
13
GPIN G
General Purpose Input G
14
GPIN B
General Purpose Input B
15
VEXT
External Power Supply for the Inputs2
Table 2-4: GPI/O Connector Pin Definitions
Pin #
Name
Description
1
GND
Chassis ground
2
TxD
RS-232 Transmit Output
3
RxD
RS-232 Receive Input
4
5
Sig Gnd
RS-232 Signal Ground
6
7
RTS
RS-232 RTS Input
8
CTS
RS-232 CTS Output
9
Table 2-5: Serial Port C and D RS232 Pin Definitions
2.1.5.
Ethernet Network Connections
ETHERNET:
This RJ-45 connector is an Ethernet port used for high-speed firmware upgrades and
FTP logo transfers. See section 2.7 for information on connecting to an Ethernet network.
See section 5.6.4 in the
General
menu descriptions for information on configuring the
network addresses for the downstream keyer.
2.2. MOUNTING
The rack mount Remote Control Panel (RCP) is equipped with rack mounting angles and fits into a
standard 19 inches by 1.75 inches by 3.75 inches (483 mm x 45 mm x 150mm) rack space.