Connecting PelcoNet To The Com Out RS-422 Port On a Genex Multiplexer ............................... 76
Connecting a PelcoNet Receiver To a System CM9502 ................................................................. 77
Connecting PelcoNet To a CM9502 ASCII Serial Port .................................................................... 78
Connecting a PelcoNet Receiver To a System CM8500D .............................................................. 79
Connecting PelcoNet To a CM6700 And KBD200 For Remote ASCII Control................................ 79
Connecting PelcoNet To a CM6700 ASCII Port .............................................................................. 80
Connecting PelcoNet To CM9760 Equipment For Remote Browser Control .................................. 81
Connecting PelcoNet To CM9760 Equipment For Remote Communication ................................... 82
Connecting Pelconet To DX3000 For Recording ............................................................................ 84
Connecting a Pelconet Transmitter To The CM6800 ASCII Port..................................................... 85
Connecting PelcoNet To a CM6800 and KBD200 For Remote ASCII Control ............................... 87
APPENDIX B – FREQUENTLY ASKED QUESTIONS (FAQS) ................................................................ 88
INDEX ....................................................................................................................................................... 90
WARRANTY AND RETURN INFORMATION ........................................................................................... 92
Observe the following warnings before installing and using this product.
1. Installation and servicing should be done by qualified service personnel only and conform to all local
codes.
2. Unless the unit is specifically marked as a NEMA Type 3, 3R, 3S, 4, 4X, 6, or 6P enclosure, it is
designed for indoor use only and it must not be installed where exposed to rain and moisture.
3. If the unit requires 120/230 VAC and does not have an on/off switch, the input power circuit must
have a circuit breaker.
The product and/or manual may bear the following marks:
This symbol indicates that dangerous voltage
constituting a risk of electric shock is present within
this unit.
This symbol indicates that there are important
operating and maintenance instructions in the
literature accompanying this unit.
Thoroughly familiarize yourself with the information in this manual prior to installation and operation.
Regulatory Notices
Note: This equipment has been tested and found to comply with the limits of a Class A digital device,
pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against
harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the
instruction manual, may cause harmful interference to radio communications. Operation of this equipment
in a residential area is likely to cause harmful interference in which case the user will be required to
correct the interference at his own expense.
CAUTION:
RISK OF ELECTRIC SHOCK.
DO NOT OPEN.
[ 6 ] Pelco Manual C1977M-D (6/02)
INSTRUCTIONS FOR THE NETWORK ADMINISTRATOR
The PelcoNet™ Transmission System allows live video transmission to be viewed over TCP/IP-based
networks. This section is intended to help the network administrator know what is involved with installing
this product and how it will affect the network. The person installing the product will need the following
information about the network to make the product function properly.
The Transmitter and Receiver
•A valid IP address* for each PelcoNet Transmission System unit
• Subnet mask*
• Default gateway (if applicable)
•E-mail server’s IP address (if applicable)
• Dedicated maximum allowable amount of bandwidth for live video**
*=Required for the PelcoNet Transmission System to function properly.
** = The PelcoNet Transmission System requires a continuous amount of bandwidth to display true
live video. Pelco recommends using switching hubs with the product so the amount of bandwidth available to each unit is constant and reliable.
The Browser
If you plan to use a browser to view live video across the network, there are procedures to complete
before you can use the browser. If you installed Internet Explorer® 5.0 from the CD that came with the
PelcoNet Transmission System, you can skip the following. Otherwise, complete the following before
trying to use the browser.
1. Internet Explorer 5.x must be installed before continuing.
2. Set the computer’s display settings to use 16-bit color. (This is required for the live video feature to
function properly.)
3. Click on the Start menu in Windows®.
4. Click Run.
5. In the open box, type Z:\PACTIVEX.EXE (where Z = your CD ROM drive letter).
6. Click OK.
7. Follow the on-screen setup instructions to finish installing the plug-in.
Pelco Manual C1977M-D (6/02) [ 7 ]
WHAT IS THE PELCONET TRANSMISSION SYSTEM?
The PelcoNet Transmission System is a new technology that lets you view video in real time across a Local
Area Network (LAN) and even Wide Area Networks (WAN). This technology is based on the TCP/IP protocol
suite and Ethernet technology, providing compatibility with today’s networking standards.
(See the
Glossary
section for definitions of terms used in this manual.)
How Do LANs and WANs Work?
•A LAN consists of multiple computers connected together, sharing information. This information could
be files, e-mail, printers, or—with the PelcoNet Transmission System—even live video and audio.
•A WAN consists of multiple LANs connected over a great distance (for example, the Internet).
•In any network environment, each computer needs an address so other computers on the network
know how to reach it.
It is similar to a city with street addresses. For the post office to deliver mail to your house, you need
a unique street address for the mail carrier to find you. A network is like the city. Like a street address,
the IP address on your computer is your address on the network. The IP address is how other computers can find you on the network.
Remember that the IP addressmust be unique on the network.
• When there are multiple networks and you are using the TCP/IP protocol, there must be a way to
communicate between the two networks. A physical device called a router is required. The router’s IP
address is referred to as the default gateway IP address.
•A cable that connects one computer to another is like a city street you can use to get from one house
to another. The cable lets you communicate with each other on the network. This cable is Category 5
cable with RJ-45 connectors at each end. (It looks like a phone cord, only slightly larger.)
Who Should Install The PelcoNet Transmission System?
NOTE:
Consult your network administrator if you need help.
Installation is a matter of configuring an IP address using a standard terminal program or any Internet
browser and connecting the PelcoNet Transmission System to the Ethernet network. You should have the
following background and experience to configure and install these units:
•Working knowledge of basic network management concepts and terminology
•Working knowledge of tools and procedures for installing and operating sensitive electronic equipment
[ 8 ] Pelco Manual C1977M-D (6/02)
OVERVIEW
NOTE:
This manual refers to the PelcoNet Transmission System unit when discussing features, functions,
or specifications that apply to both transmitter and receiver models. “Receiver,” as used in this manual refers
to a PelcoNet Transmission System receiver unless otherwise noted.
Description
The PelcoNet Transmission System lets you transmit and receive live video, audio, and data over existing
Ethernet computer networks (either intranet or Internet) using the TCP/IP protocol. You can view the
picture on a CCTV or PC monitor.
The PelcoNet Transmission System consists of two units: a transmitter (NET101T/NET101T-A) and a
receiver (NET101R/NET101R-A)—however, only the transmitter is required to use the PelcoNet Transmission System. The transmitter connects any NTSC or PAL video source (cameras, for example) to the
computer network.
Depending on how you want to display the video, you can use just a transmitter or a transmitter and a
receiver. There are two ways to display remote video:
•A hardware receiver and attached standard NTSC or PAL monitor
•Web browser using any PC on the network to display the video
Transmitters and receivers are identified by IP addresses, just like any other equipment connected to a
computer network.
There is a bi-directional serial interface for remote control of peripherals like PTZ cameras. Transmission
of full duplex audio is an option.
Software Version
This manual documents PelcoNet software version 5.24.
Package Contents
The product package contains the following items:
•Transmitter (NET101T/NET101T-A) or receiver (NET101R/NET101R-A)
• AC plug power adapter, 5 VDC output
•CD
Keep the carton, including the original packaging material, to repack the equipment if you need to return it
for repair.
Pelco Manual C1977M-D (6/02) [ 9 ]
Front Panel Connectors
The PelcoNet Transmission System uses a compact design. One reason for the compact design is that
connectors are placed on both the front and rear panels. The front panel connectors are dedicated to the
media interfaces (video, audio, and data). They are shown in Figure 1.
123456
Key:
1=Green power LED (blinks slowly when connected to another PelcoNet Transmission System unit)
2=RS-232 transparent data port for connecting to peripheral equipment
3=Handset port (only with audio option)
4=Audio line output (only with audio option)
5=Audio line input (only with audio option)
6=Video input (for transmitter) or video output (receiver)
Figure 1. Front Panel Connectors
Audio connectors 3, 4, and 5 only function on units equipped with the optional audio interface. Other than
audio, there is no difference in features between regular and audio-equipped units; therefore, all information given for the basic transmitter and receiver units also applies to models with audio capability.
The green power LED lights as soon as you apply power to the unit.
The serial interface for transparent data transmission only provides serial send (pin 3) and receive (pin 2)
signals and ground (pin 5). No hardware flow control signals are provided.
The handset interface lets you directly connect a telephone handset. Either the handset or the line interface is active at any given time. Selection of the interface is described in the
detailed description of the audio interface, see the
[ 10 ] Pelco Manual C1977M-D (6/02)
Hardware Installation
Configuration
section.
section. For a
Rear Panel Connectors
The network interface, a terminal port for configuration and management, an alarm I/O-port, and the
power connector reside on the unit’s rear panel (see Figure 2).
125634
Key:
1=Ethernet port for connecting the PelcoNet Transmission System to the LAN with Ethernet (Cat5)
cable
2=Yellow TX LED for monitoring packet-sending over the UTP port
3=Green LINK LED for link test of UTP connection
4=RS-232, for connecting to the serial port of a PC
5=Alarm input and relay output
6=Power connector for connecting the AC plug power adapter
Figure 2. Rear Panel Connectors
The green LINK LED provides LAN status information. If the LED is on, the LAN port is properly connected and synchronized to a LAN. The yellow TX (transmit) LED blinks each time information is transmitted. The LED does not blink when information is received.
The RS-232 control terminal lets you connect to the serial port of a PC for simple configuration and/or
operation of management functions. The interface features the full suite of RS-232 flow control signals.
The alarm I/O port lets you directly connect external signaling devices (for example, contacts). Also, the
relay output facilitates switching of peripheral devices (lights or electric door openers, for example).
NOTE:
Use only the supplied AC plug power adapter. If the adapter, the cable, or the connector show any
sign of damage, do not use the power adapter. Send it in for repair or replacement. Never try to use any
power adapter except the supplied one.
See the
Hardware Installation
section for information on interfacing peripherals to the unit.
Pelco Manual C1977M-D (6/02) [ 11 ]
QUICK INSTALLATION GUIDE
Follow the next seven steps for the fastest way to get your product up and running.
Step 1: Connecting A Camera Or Monitor
1
2
Key:
1=Camera or other video source with composite PAL or NTSC output
2=Video monitor with composite PAL or NTSC input
3=Transmitter
4=Receiver
3
4
Figure 3. Connecting A Camera Or Monitor
•To connect a camera, plug one end of a standard coaxial cable into the BNC connector on the front of
the transmitter unit and the other end into the camera. You can use any video source with a composite PAL or NTSC output.
•To connect a monitor, plug one end of a standard coaxial cable into the BNC connector on the front of
the receiver unit and the other end into the monitor. You can use any PAL or NTSC video monitor with
a composite PAL or NTSC input.
For more information about video sources and monitors, see the
Hardware Installation
section.
Step 2: Connecting Additional Items
Connect any additional items, such as alarms, audio, etc.
[ 12 ] Pelco Manual C1977M-D (6/02)
Step 3: Connecting To The LAN Port
1
2
3
Key:
1=Ethernet (10BASE-T) LAN connection to hubs, network, PCs (RJ-45 connector)
2=Ethernet Cat5 cable
3=Transmitter or receiver
Figure 4. Connecting To The LAN Port
To connect to the Ethernet network, use a standard UTP Cat5 cable with RJ-45 connectors. Plug this
cable into the RJ-45 receptacle labeled “Ethernet/UTP” at the rear of the unit. The connection to a
10BASE-T network can be made directly via a hub or switch.
Step 4: Connecting Power
1
2
4
3
Key:
1=Ethernet (10BASE-T) LAN connection to hubs, network, PCs (RJ-45 connector)
2=Ethernet Cat5 cable
3=Transmitter or receiver
4=AC plug power adapter
Figure 5. Connecting Power
Attach the power adapter. Plug the primary side into the wall outlet and the secondary side with the small
clip into the unit.
The green power LED on the front is lit constantly when the power adapter is connected correctly.
The green LINK LED next to the RJ-45 connector indicates a correct connection to the Ethernet network.
Pelco Manual C1977M-D (6/02) [ 13 ]
Step 5: Selecting An IP Address For Your Network
NOTE:
Consult your network administrator for a valid IP address.
The transmitter comes with the default address 192.168.0.1 while the receiver’s default address is
192.168.0.2. Before operating the system inside your own network, you need to set a valid IP address.
Use a terminal program attached at the RS-232 control terminal port to change the IP address.
Refer to the
using a terminal program.
Configuration Using A Terminal Program
section for a description of IP address configuration
Step 6: Using A Web Browser To Configure The Network
Configure the network using a web browser. Start your web browser and connect to the URL
http://IP-Address, where IP-Address is the IP address of the unit you want to configure. Use the
standard dot-separated format (x.x.x.x) to enter the address.
Refer to the
Configuration Using A Web Browser
section for detailed configuration instructions.
Step 7: What Next?
The system essentially is ready to use at this point. What you do now is up to you. For example, you can
connect to the web browser to watch a camera view or configure additional options (alarms, default gateways, etc.) on the configuration pages.
TYPICAL APPLICATIONS
Displaying Remote Video On A Web Browser
The transmitter uses Motion-JPEG video compression or high performance H.323 coding for transmitting
across the network. This enables transmission to standard web browsers of either live video (Live Video
mode) or a stream of still images (Server Push mode).
•To activate the Live Video feature, click on Live Video above the video window on the PelcoNet
Transmission System home page (see Figure 6). The unit transmits using the H.323 coding format for
display in the browser.
To stop Live Video, click on any other option at the top of the page.
•To activate the Server Push feature, click on Server Push above the video window on the home
page. The unit continuously grabs snapshots to be JPEG encoded, transferred, and displayed continuously by the browser.
To stop Server Push, click on any other option at the top of the page.
The PelcoNet Transmission System can display live video to five users at a time. A sixth user connecting
to the same transmitter cannot receive live video.
However, Server Push can support multiple users simultaneously on the same transmitter. Image quality
is good with an update rate of one image about every 2 to 10 seconds depending on the number of users
and available bandwidth.
Browsers that do not support live video technology can display an updated still image or a stream of
images in Server Push mode.
[ 14 ] Pelco Manual C1977M-D (6/02)
Figure 6. PelcoNet Home Page
Pelco Manual C1977M-D (6/02) [ 15 ]
Displaying Video Via a Transmitter-To-Receiver Connection
LAN/WAN
TCP/IP
INTRANET/INTERNET
RECEIVERTRANSMITTER
MONITORCAMERA
Figure 7. Configuration For Box-To-Box Connections
There are two ways to make a high performance multimedia transmission system for computer networks:
• One way is to use just the transmitter and connect it through the computer network to a PC with a
web browser at the receiving end.
• Another way is to connect the transmitter through the computer network to a receiver. This is often
called a box-to-box connection because it uses two PelcoNet Transmission System units.
In either case, routing dedicated cables from a camera to a monitor is not required because you can use
the existing computer network for that purpose.
The following explains a box-to-box connection.
1. First, transmitter and receiver need to be configured appropriately. If the units are supposed to be
operated in different subnets, a gateway IP address must be configured. Use the alarm IP address
field to address the destination. Enter the settings using either a terminal program or a web browser.
2. Once all addresses are configured, type c in the terminal window to establish the actual connection or pro-
gram the live video receive IP and enable the live auto connect setting through the web browser. Make sure
the alarm IP address in the unit that will initiate the connection points to the destination unit. After a few seconds, video transmission begins and the camera scene appears on the monitor attached to the receiver.
Instead of using a terminal program for establishing a connection, you can attach a contact to the
alarm input. Make sure the alarm input is enabled.
You can use a web browser to connect any one of the two units, even during an active box-to-box connection.
This way you can make changes to the configuration and immediately see the result of the setting (for example,
when changing video quality). If you are connected to the transmitter, the camera picture is sent to the receiver
and web browser simultaneously. There will be a short break in the video display on the receiver monitor whenever the web browser requests a new frame. This is especially noticeable with the “Server Push” feature.
Full duplex audio can be transmitted in parallel with the video transmission in units that have the audio option. To do so, you need to use the web browser to enable audio on the Audio Settings Configuration Page.
Transparent data is always transmitted automatically between the two units as soon as the connection
becomes active. Data bytes entering the interface are transported to the other end transparently. There is
no flow control mechanism for the data channel. Overflowing the serial interface will cause data loss.
To sever the connection from either end, type d in the respective terminal window (or disable the alarm).
[ 16 ] Pelco Manual C1977M-D (6/02)
Diagrams of Typical Applications
Server
Hub
PelcoNet
Receiver
PelcoNet
Transmitter
Audio
Data
Monitor
Figure 8. LAN Box-To-Box Connection (Transmitter, Receiver, Fixed Camera)
Server
Hub
PelcoNet
Transmitter
Audio
Data
PV130
Keyboard
PelcoNet
Receiver
Video
Monitor
F2
F3
7
8
C
PR
AM
ESE
T
MA
0
CR
O
Audio
Data
Camera
Audio
PV130
Data
Spectra II
Figure 9. LAN Box-To-Box Connection (Transmitter, Receiver, Spectra II™)
Pelco Manual C1977M-D (6/02) [ 17 ]
Server
Hub
PelcoNet
Transmitter
Browser
Camera
Figure 10. LAN Browser-To-Box Connection (Transmitter, Browser, Fixed Camera)
Server
Hub
PelcoNet
Transmitter
Video
Browser
Spectra II
Data
PV130
Figure 11. LAN Browser-To-Box Connection (Transmitter, Browser, Spectra II)
[ 18 ] Pelco Manual C1977M-D (6/02)
Server
Hub
PelcoNet
Transmitter
Video
Data
PV130
P
E
L
C
O
G
E
Genex
N
E
X
Browser
Spectra II
Figure 12. LAN Browser-To-Box Connection (Transmitter, Browser, Spectra II, Genex®)
1or more PCs1or more PCs
Router
Router
HubHub
PelcoNet
Transmitter
New York
Server
Camera
Audio
Clovis
Server
PelcoNet
Receiver
VideoVideo
Monitor
Audio
Figure 13. WAN Box-To-Box Connection (Transmitter, Receiver, Fixed Camera)
Pelco Manual C1977M-D (6/02) [ 19 ]
Clovis
Server
1or more PCs1or more PCs
New York
Server
Audio
Data
PV130
Router
Router
HubHub
PelcoNet
Receiver
PelcoNet
Transmitter
Video
Video
Monitor
F2
F3
7
8
C
P
A
RE
M
SET
MA
0
CRO
Keyboard
Figure 14. WAN Box-To-Box Connection (Transmitter, Receiver, Spectra II)
Clovis
Server
1or more PCs1or more PCs
Router
Router
New York
Server
Audio
Data
PV130
Spectra II
PelcoNet
Receiver
Video
Data
F2
F3
7
8
C
P
A
R
M
ESE
T
MA
0
CR
O
MonitorKeyboard
Figure 15. WAN Box-To-Box Connection (Transmitter, Receiver, Spectra II, Genex)
[ 20 ] Pelco Manual C1977M-D (6/02)
HubHub
PelcoNet
Transmitter
PV130
Video
P
E
L
C
O
Spectra II
Data
PV130
GENEX
Genex
Clovis
Server
1or more PCs1or more PCs
New York
Server
Router
HubHub
Video
Browser
Router
PelcoNet
Transmitter
Video
Camera
Figure 16. WAN Browser-To-Box Connection (Transmitter, Browser, Fixed Camera)
Clovis
Server
1or more PCs1or more PCs
Router
Router
New York
Server
HubHub
PelcoNet
Transmitter
Data
PV130
Browser
Figure 17. WAN Browser-To-Box Connection (Transmitter, Browser, Spectra II)
Pelco Manual C1977M-D (6/02) [ 21 ]
Video
Spectra II
Clovis
Server
1or more PCs1or more PCs
New York
Server
Router
Router
HubHub
PelcoNet
Transmitter
Video
P
E
L
C
O
Data
PV130
G
E
N
E
X
Genex
Browser
Spectra II
Figure 18. WAN Browser-To-Box Connection (Transmitter, Browser, Spectra II, Genex)
[ 22 ] Pelco Manual C1977M-D (6/02)
HARDWARE INSTALLATION
Refer to
Appendix A - Connecting PelcoNet to Different Components
connections.
Connecting Video Sources Or Displays
•To connect a camera, plug a standard coaxial cable into the BNC connector at the front of the transmitter. You can connect any camera or other video source (for example, a VCR with a composite PAL
or NTSC output). The input accepts color or black and white sources and automatically detects
whether it is PAL or NTSC. When using a VCR as an input source, you can improve the video quality
by setting the Input Source to VCR in the Video Settings Configuration Page (see the
section). The video input has an internal termination of 75 ohms.
•To connect a monitor, use a standard coaxial cable and plug it into the BNC connector at the front of
the receiver. Any PAL or NTSC video monitor with a composite PAL or NTSC input can be connected.
Moreover, a VCR can be connected to store the received video on a VCR tape.
The default output format is composite NTSC. To switch the video output to composite PAL, set the Output
Standard to PAL on the Video Settings Configuration Page (see the
reboot the unit for the change to take effect.
Connecting Audio Equipment
The two audio channels available if the unit has the audio option are called handset and audio in/out.
Only one of these two can be active at a time.
Figure 19. Pin Assignment Of The Handset RJ-11 Receptacle
You can connect a handset to the RJ-11 receptacle labeled Handset on the front of the PelcoNet Transmission System. To select this audio interface, put a checkmark in the radio button labeled Handset on
the Audio Settings Configuration Page.
You can also set the input and output level (from 0-100%) on this configuration menu. And, the coding mode at
the sending side can be set (using the menu item Coding Mode) between two different modes or switched off.
The audio decoder automatically follows the selected audio coding of the transmitter. If the receiver cannot
decode the selected mode, an automatic fall-back to the next available audio mode occurs.
The second audio channel is available at the two RCA jacks labeled Audio In and Audio Out at the front
of the unit. To choose this channel, select the radio button Line In/Out on the Audio Settings Configuration
Page. Level and coding mode settings apply to this channel in the same manner as described above for
the first channel.
Pelco Manual C1977M-D (6/02) [ 23 ]
Connecting Data Terminals
The unit has two serial interfaces—one at the back and another at the front. They serve different purposes
and cannot be used interchangeably, as explained in the following.
Control Terminal Port
For local control and configuration of the unit, you can connect a data terminal (for example, a PC running
a standard terminal program) to the serial interface labeled Control Terminal on the rear panel. The 9-pin
DSUB connector features a standard RS-232 interface that can be connected to a PC’s COM port.
You can use a standard terminal program to communicate with the unit. The default parameters are set to
19200 baud with 8 bits of data, 1 stop bit and no parity bit (8N1).
To access the online help, type ? (a question mark) in the terminal window. For more information on the
command set, see the
data that requires flow control.
You can configure the RS-485 halfduplex mode in the web browser. The RTS and CTS signals are enabled
for flow control.
If this RS-485 mode is chosen, the camera control data is transferred automatically to the Control Terminal
port. Certain cameras with fixed data length require the buffered RS-485 mode. (This halfduplex mode is
not required for interfacing to any Pelco product.)
VIEWED FROM SOLDERING
Configuration
SIDE OF PLUG
1 2 3 4 5
6 7 8 9
section. This mode allows the control port to be used to send serial
Pin
Name
1
2
3
4
5
6
7
8
9
DCD
RXD
TXD
DTR
GND
DSR
RTS
CTS
-
Direction
Input
Input
Output
Output
Input
Output
Input
-
Description
Data Carrier Detect
Receive Data
Transmit Data
Data Terminal Ready
Ground
Data Set Ready
Ready To Send
Clear To Send
-
Figure 20. Control Terminal Port Pin Assignments in RS-232 Mode
[ 24 ] Pelco Manual C1977M-D (6/02)
Transparent Data Port
The second serial interface, on the unit’s front panel, offers a transparent serial data channel between the
receiver and the transmitter. A typical application for the transparent data channel is remote control of
peripheral equipment (PTZ functions of selected cameras, for example). You can also use this channel
for remote control of any external device with a serial interface. The serial data is transferred in parallel to
the video and audio data.
Transmission of transparent data is enabled only after a video connection has been established. Also, the
RS-232 interface for the transparent data port does not support hardware flow control.
For proper operation, you must configure the following in a way that they fit the associated unit: baud
rate, parity of the interface of the PelcoNet Transmission System unit, and number of data and stop bits.
Use a web browser to configure these parameters at the unit with the configuration side.
The Transparent Data interface is used to remotely control PTZ cameras, transmit data transparently
between two units, or for equipment connected to a PC COM port. This is only true when the units are
connected. Only the data transmitting signals are provided at this port.
Pin
VIEWED FROM SOLDERING
SIDE OF PLUG
1 2 3 4 5
6 7 8 9
Name
1
2
3
4
5
6
7
8
9
RXD
TXD
GND
-
-
-
-
Direction
Input
Output
Description
N.C.
Receive Data
Transmit Data
N.C.
Ground
N.C.
N.C.
N.C.
N.C.
Figure 21. Transparent Data Port Pin Assignments in RS-232 Mode
Pelco Manual C1977M-D (6/02) [ 25 ]
Connecting External Sensors and Controlling Peripheral Devices
The unit has an alarm input to use for external signaling devices, like door contacts or motion detectors.
You can connect switches or contacts directly without a separate power supply. The alarm input is located
on the two left pins of the detachable screw terminal (see Figure 22).
1 234
Key:
1=Alarm input, positive terminal
2=Alarm input, ground terminal
3=Relay output, Y
4=Relay output, Z
Figure 22. Pin Assignment Of The I/O Connector
Connecting pin 1 to pin 2 activates the input. You can configure alarm triggering to occur when the contact
between pin 1 and pin 2 closes (normally open) or opens (normally closed). You can also configure alarm
action (for example, connecting to an alarm IP address or sending an alarm e-mail). See the
section for information on the possibilities.
The relay output can be operated interactively, during an active connection, or automatically to coincide
with certain events. Settings for the relay must be configured (see the
Configuration
Configuration
section).
Typical applications of the relay output are activating electric door openers or switching of lights and other
electrical devices. Do not exceed the maximum rating of 24V/0.5A.
Connecting To A LAN
To connect to a 10BASE-T network, plug a standard UTP/Cat5 cable with RJ-45 connectors into the
receptacle labeled Ethernet/UTP on the rear of the unit. You can connect directly to the Ethernet network.
The green LINK LED on the rear of the unit lights as soon as the connection to the network is physically
correct and synchronized with the LAN. Check the cable or see the
does not light.
The yellow TX LED above the LINK LED is lit whenever the unit is transmitting over the network.
[ 26 ] Pelco Manual C1977M-D (6/02)
Troubleshooting
section if the LED
CONFIGURATION
There are two ways to configure your system:
• The most basic control and configuration is accomplished by connecting a terminal to the RS-232
terminal port.
•A more complete configuration and display of video is through the built-in HTTP server, which connects
to any standard web browser.
Configuration Using A Terminal Program
Using a terminal program connected to the RS-232 terminal port on the unit’s rear panel provides limited
configuration and control capabilities (null modem cable required). Ensure that the COM port of the PC is
set up properly (default parameters are 19200 baud, 8N1) and that the local terminal echo is disabled.
All commands consist of single characters you type inside the terminal window. The following section
shows a typical terminal session.
Typical Session
Typing a question mark prompts the unit to display the help screen in the terminal window, as follows:
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
Help menu
?this site
iset the IP address
sset the subnet mask
gset the gateway IP address
aset the alarm IP
cconnect to alarm IP
ddisconnect
mdisplay MAC address
vdisplay version information
bdisplay current data rate
If you are using the terminal to set up the unit’s IP address, just type i and you are prompted to enter a
new IP address:
i
->Enter new IP address (old:192.168.0.1): 192.168.0.5 (Enter)
->IP address set to 192.168.0.5
NOTE:
You cannot enter backspaces during a terminal session—if you mistype a character, end your
entry by pressing ENTER and try again. If you see duplicate characters on any entry, the “local echo”
feature of your PC’s terminal program is not disabled.
If you want to establish a live video connection to a remote unit, you have to specify the remote IP address
by typing a and entering the remote IP address in the same manner as the unit IP address as shown in the
example above.
To establish a connection, type c; to disconnect, type d. Be sure not to connect two units of the same
type (for example, receiver-to-receiver).
Pelco Manual C1977M-D (6/02) [ 27 ]
Command Reference
The following table gives an overview of all available commands. (Enter the appropriate information
where indicated by the quotation marks below. Do not enter the quotation marks.)
Table A. Terminal Command Reference
CmdDescription
?Displays the help screen.
iSet up a new IP address.
->Enter new IP address (old:192.168.0.1): ‘new IP
address’ [Enter]
->IP address set to <new IP address>
sSet up a new subnet mask.
->Enter new subnet mask (old:255.255.255.0): ‘new
subnet mask’ [Enter]
->subnet mask set to <new subnet mask>
gSet up a new gateway IP address.
->Enter new gateway IP address (old:192.168.0.10):
‘new gateway IP address’ [Enter]
->gateway IP address set to <new gateway IP address>
aSet up a new alarm IP to connect to.
->Enter new alarm IP address old:192.168.0.3): ‘new
alarm IP address’ [Enter]
->Alarm IP address set to <new alarm IP address>
cConnects a live video to the specified alarm IP.
->connecting...PelcoNet tries to call the alarm IP host
connectedPelcoNet has established the connection
dDisconnects any pending video connection.
->disconnecting...PelcoNet disconnects
disconnectedPelcoNet has disconnected
mDisplay the unit’s MAC address.
->MAC address: <unit’s MAC address>
[ 28 ] Pelco Manual C1977M-D (6/02)
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