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Electroline Control Unit IV, Reference Manual

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Control Unit IV Reference Manual 

Maintenance 

529-0004  Ver.3 

5-9 

Transmitting the S-format data file 

To transmit an S-format data file from the host computer to the Control Unit: 

1.  Press <Enter> to display the CU4> prompt. 

2. Type 

upload

 

and press <Enter>. 

CU4>upload 
Upload requires CTS/RTS flow control or a delay 
between lines of 50ms minimum 
 
Ready! 

 

Important: 

Steps 3 and 4 must be done within 30 seconds after the message Ready is displayed, or a 
timeout will occur. The following message will be displayed and you will have to do 
step 2 again. 

 

Timeout encountered 
CU4> 

3. In 

HyperTerminal’s Transfer menu, select the Send Text File option. 

4.  When the window for selecting a file to send appears, choose a file and click 

OPEN

. 

 

The data entry screen reappears, displaying the file’s content and confirming that the 
Control Unit has received it. 

UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU 
S000001818181818181818181818181818181870 
S0001000000000000000000000000000000000?? 
S00020181818181818181818181818181818186>00 
 
Acknowledge 
CU4> 

Summary of Contents for Control Unit IV

Page 1: ...Control Unit IV Reference Manual Publication Number 529 0004 Ver 3 Product Version 3 30 or higher Date December 2001 ...

Page 2: ...Workabout etc are the exclusive property of their owner Electroline Equipment Inc Research and Development Technical Publications 8265 St Michel Boulevard Montréal Québec CANADA H1Z 3E4 Technical support If you have questions or require technical information please contact Electroline Equipment Inc s technical support department by telephone fax or electronic mail Telephone 514 374 6335 in the Mon...

Page 3: ...Internal features 1 9 1 5 Reference 1 11 2 INSTALLATION 2 1 2 1 Handling 2 1 2 2 Precautions 2 1 2 3 Mounting the unit 2 2 2 3 1 Hardware requirements 2 2 2 3 2 Mounting the unit in a rack 2 2 2 4 Setting up the host computer 2 3 2 4 1 Using HyperTerminal to set up a link with the Control Unit 2 3 2 4 2 Using the Workabout to set up the Control Unit 2 6 2 5 Setting up a modem 2 7 2 6 Cable assembl...

Page 4: ...carrier tag 3 20 3 6 10Saving the setup 3 20 3 7 Redundancy systems 3 21 3 7 1 Setting up the Control Units in a redundancy system 3 21 3 7 2 Activating the redundancy failure notification 3 22 3 7 3 Checking the redundancy diagnostic at startup 3 23 3 7 4 Synchronizing the master and backup units 3 24 3 7 5 RF watchdog settings for redundancy systems 3 25 4 SUBSCRIBER STATUSES 4 1 4 1 Opening a s...

Page 5: ...Connecting the Workabout 5 16 6 TROUBLESHOOTING 6 1 6 1 Checking the power and battery 6 2 6 2 Checking the FSK signal 6 2 6 3 Checking communications 6 6 6 3 1 COM ports 6 6 6 3 2 Modems 6 7 6 3 3 Terminals 6 7 6 4 Troubleshooting redundancy system errors 6 8 6 4 1 COM ports in a redundancy system 6 8 6 4 2 RF ports in a redundancy system 6 9 6 4 3 Redundancy circuitry 6 10 6 4 4 Master LEDs 6 11...

Page 6: ...p 2 6 Figure 2 3 Connection cables for a single Control Unit 2 8 Figure 2 4 Redundancy kit cables 2 8 Figure 2 5 Control Unit connection 2 9 Figure 2 6 Connections in a redundancy system 2 13 Figure 2 7 Connecting the Control Unit s COM 3 port to a computer for setup 2 14 Figure 5 1 Fuse holder removal 5 1 Figure 5 2 Spare fuse holder 5 1 Figure 5 3 Internal view of the Control Unit IV with a RAM ...

Page 7: ...ems with the RF OUT port 6 4 Table 6 3 Procedures for troubleshooting problems with the TEST OUT port 6 5 Table B 1 Pinout on COM 1 and COM 2 DCE B 1 Table B 2 Pinout on COM 3 B 2 Table B 3 RS 232 cable with male and female DB 25 connectors B 3 Table B 4 RS 232 cable with male and female DB 9 connectors B 4 Table B 5 Null modem cable with male DB 25 connectors B 5 Table B 6 Null modem cable with a...

Page 8: ... Control Unit Provides cautions and tips for handling the equipment Chapter 3 Setup User information for setting up the Control Unit Explains in detail the various functions the Control Unit offers illustrated with practical examples Includes redundancy system setup procedures Chapter 4 Subscriber Statuses Procedures for setting the subscriber statuses manually from a terminal connected to the Con...

Page 9: ... For the parameter date enter today s date CAPITALS Names of files e g HELP EXE SMALL CAPITALS Buttons in a user interface connectors on equipment and labels Example 1 To erase a file click DELETE Example 2 Connect a coaxial cable to the TEST IN connector Italics Titles of manuals foreign words or expressions and terms defined within the text of the manual x y Represents an interval of values For ...

Page 10: ......

Page 11: ...PRODUCT DESCRIPTION ...

Page 12: ......

Page 13: ...ata carrier type depends on the Control Unit s modulator and demodulator Control Units equipped with a dual FSK modulator and demodulator produce and demodulate dual FSK carriers at a fixed frequency Control Units equipped with a single FSK modulator and demodulator produce and demodulate a single FSK carrier which is frequency agile within a given range Contact your Electroline representative for...

Page 14: ...e carrier contains data for remote control of addressable devices these devices control subscriber services or the return path A single Control Unit can control both subscriber services and the return path or two separate units can be installed to fulfill each function In all cases the operating principle in the Electroline addressable system is the same the system allows remote control of field d...

Page 15: ...es e g Internet Apartment building Apartment building FSK carrier To next addressable tap Subscriber drops Subscriber drops Cable Headend Control Unit Billing system Cable Network with Addressable Taps RS 232 or LAN connection via an Ethernet RS 232 bridge Figure 1 1 The Control Unit s role in a cable TV network ...

Page 16: ... of the TPS inputs The Control Unit encodes the software s commands and transmits them to the TPS or CPMs in order to control the return path The Control Unit s carrier is in the forward path thus ensuring remote control of the modules even if the return path needs to be cut off during network repairs CPM CPM FSK carrier Return Path Monitoring Section of Cable Headend Control Unit CLEARPath contro...

Page 17: ...act an Electroline representative When the host computer modifies the status of a subscriber it sends a message to the Control Unit to update the subscriber status memory The Control Unit always refreshes each subscriber address as it scans its memory The full scan cycle can be as short as a few seconds or up to 25 minutes depending on the Control Unit s capacity see Chapter 4 for scan times 1 3 2...

Page 18: ... 1 2 Each unit is designed to control a certain number of addresses For example a 32 K unit shipped to a cable operator contains all 32 768 addresses in its memory You cannot modify the number of subscribers Contact Electroline s sales department if you would like to obtain a Control Unit with a larger capacity Note that the time it takes to refresh the tap status of all subscribers in the network...

Page 19: ...can view the startup screen If a system is in error a message or warning will appear on screen A list of error messages is included in Chapter 6 If an error occurs the Control Unit s reset button can be pushed to restart the unit without powering off The reset button returns the Control Unit to its initial state before the reset and does not affect the information stored in its memory 1 3 6 Upgrad...

Page 20: ...ing the COM 3 port see Chapter 3 For help interpreting the LEDs see Chapter 6 LEDs Reset button Setup port Figure 1 3 Front panel of the Control Unit IV Rear panel All cabling connections except for the setup connection are located on the rear panel RF inputs and outputs COM ports proprietary backup system port and power entry module The Control Unit s power entry module accepts 120 VAC 60 Hz or 2...

Page 21: ...lled in a redundancy system this port is used for host computer connections same protocols as above COM 2 When two Control Units are installed in a redundancy system this port is used for synchronization with backup Control Unit with preset communication parameters COM 3 For all Control Units this port is used for setup Terminal protocol only BACKUP connector When two Control Units are installed i...

Page 22: ...C CR2430 or CR2450 battery to maintain the subscriber status information in the Control Unit s RAM in case there is a power failure You must replace this battery about every two or three years or when the battery LED on the front panel is lit see Chapter 5 FSK modulator and demodulator There are two kinds of modulators that produce an FSK carrier used by the Electroline decoders deployed in the ca...

Page 23: ...he Control Unit to manage subscribers manually without using a billing system see Chapter 4 For more information on upgrading the Control Unit s memory or firmware see Chapter 5 To find out more about the Control Unit s self diagnostic features and to troubleshoot problems see Chapter 6 For pin assignments on the RS 232 cables used with the Control Unit see Appendix B Contact your Electroline repr...

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Page 25: ...INSTALLATION ...

Page 26: ......

Page 27: ...llation manual Important For your safety read sections 2 1 and 2 2 before installing the Control Unit 2 1 Handling Before plugging in the Control Unit you should leave the unit in the place where it will be installed until it reaches ambient temperature and all possible moisture on the internal components has evaporated This can take up to four hours For more information contact Electroline to obt...

Page 28: ...s supplied with the Control Unit Phillips head screwdriver 2 3 2 Mounting the unit in a rack 1 Place a clip nut on each hole on the rack 2 Put a plastic cup washer on each screw 3 Insert the Control Unit in a free space in the rack 4 Align the four inch mounting holes on the Control Unit s front panel over the rack s holes you may require the assistance of another person to hold the Control Unit i...

Page 29: ... s port see Chapter 3 under Setting up the COM ports 2 4 1 Using HyperTerminal to set up a link with the Control Unit The HyperTerminal software that comes with Windows 95 is used in the following example Do not use HyperTerminal for Windows 98 If you are using Windows 98 either downgrade your version of HyperTerminal to the Windows 95 version or obtain the most recent version of HyperTerminal fro...

Page 30: ...calls up the communication port properties window for the port you have selected 4 Set up the communication port by choosing a value for each parameter If you are going to use the connection to set up the Control Unit select 9600 bps 8 data bits 1 stop bit no parity and no flow control If you are going to use the connection to exchange data select the parameters that match the Control Unit s port ...

Page 31: ...s When the Properties window opens select the Settings tab and click the ASCII SETUP button 6 This calls up the ASCII setup window Check the Echo typed characters locally box and click OK to return to the Properties window 7 When the Properties window reappears click OK again Your connection is now ready to be used to communicate with the Control Unit It can also be used to set up the modems ...

Page 32: ...e icons with the key and press Enter 3 Press Menu and use the key to go to the Scrn menu 4 From the Scrn menu choose Options to open the emulation options window Select On in the Local echo field by pressing the key and then press Enter 5 Press Menu again and use the key to go to the Spec menu 6 From the Spec menu choose Port to open the port settings window Set the port s baud rate to 9600 and ch...

Page 33: ...upplied with the modem into the modem s power input Plug the other end into an AC power source 3 Turn on the modem 4 Run the computer s communication software for example Windows 95 version of HyperTerminal Procomm etc 5 Set up the modem The Control Unit functions with the following parameters ignore DTR no data compression no error correction hardware flow control set modem speed to the same sett...

Page 34: ...kup unit Figure 2 4 shows the cables that are used with a backup unit Standard cabling instructions are provided in sections 2 7 1 to 2 7 4 Additional instructions for redundancy system cabling are provided in section 2 7 5 2 RS 232 cables with 25 pin M F connectors 1 RS 232 cable with 9 pin M F connectors 1 Three wire power cord with M F connectors Figure 2 3 Connection cables for a single Contro...

Page 35: ... COM 2 provide serial ports for local or remote data exchange between the Control Unit and the host computer These ports are usually set up to support packet switched protocols such as SSMN ICOR NTMF CSG etc or the Terminal protocol However you can set these ports up according to your requirements For information on communication protocols see Chapter 3 CATV network Coaxial cable Modem Headend com...

Page 36: ...nd of the RS 232 cable with DB 25 connectors standard cable for direct link or null modem cable for modem link to one of the connectors labeled COM 1 or COM 2 2 Connect the opposite end of the cable to the serial port on the host computer or modem 3 If you have connected the Control Unit to a modem plug one end of the telephone extension cord into the line jack on the modem and the other end into ...

Page 37: ...on the Control Unit and to connect a loop from the network if applicable to the RF IN input The loop from the network is optional see step 2 1 On the Control Unit run a short coaxial cable jumper from the TEST OUT connector to the TEST IN connector 2 Connect a coaxial cable from the network to the Control Unit s RF IN connector Make sure the signal level on this cable is within the Control Unit s ...

Page 38: ... 232 cable DB 25 to the female connector on the three way ribbon cable Connect the female end of the round RS 232 cable to the computer s communication port To connect the host computer using a remote link see section 2 7 1 for modem connection instructions To connect a host computer to the Control Unit using a LAN connection connect the male end of a round RS 232 cable DB 25 to the female connect...

Page 39: ...setup and firmware version see Chapter 3 Host computer Coaxial cable Headend combiner Coaxial cable Coaxial jumper Cable for direct link DB 25 M F Ribbon cable DB 25 M F M Synchronization cable DB 25 null modem cable Coaxial jumper Redundancy cable DB 9 MASTER connector Backup unit Master Unit Figure 2 6 Connections in a redundancy system ...

Page 40: ... RS 232 cable with DB 9 connectors 1 Connect the cable s male DB 9 connector to the COM 3 port on the unit s front panel 2 Connect the female connector to the host computer s serial port or to the RS 232 port on the Workabout Male DB 9 connector Connect to Control Unit s COM 3 for setup Female DB 9 connector Connect to a computer or terminal for setup Figure 2 7 Connecting the Control Unit s COM 3...

Page 41: ...SETUP ...

Page 42: ......

Page 43: ...ment or billing system will be received only after exiting the setup session The COM 3 port is used to set up and upgrade the Control Unit to monitor for failures and to control subscribers manually The Terminal protocol is mandatory on COM 3 This protocol is preinstalled on COM 3 and can also be used on COM 1 and COM 2 To communicate with one of the Control Unit s ports that is set up with the Te...

Page 44: ...nal protocol also allows you to enter diagnostic commands on any of the Control Unit s ports that use this protocol No password is required for diagnostics 3 2 2 Packet switched protocols The Control Unit supports several packet switched protocols as shown in Table 3 6 on page 3 17 For each protocol one or more flavors types may be available Electroline develops flavors to take into account variat...

Page 45: ...mportant The default password is abcde This password should be modified the first time you log on for security reasons see section 3 6 4 Make sure that the system administrator is informed of the new password At all times you can view the list of commands and their description by typing help or by typing see sections 3 3 1 and 3 3 2 In the main menu the asterisk that appears after the description ...

Page 46: ...Read set date Sun 1 2000 00 chkram Verify status RAM tap g t Read a tap status grp g ng Read entire group s status find status g ng Find occurrences of specified status log pw Logon as special user Use of these functions may cause a delay on other ports 3 3 2 Full access Users with permission to access extended features of the Control Unit s firmware can use the commands in this section A password...

Page 47: ... t Set a status for a specified tap sgrp status g ng Set group s to specified status sendgrp g Refresh group setseq g Set sequencer to specified group download g ng Download status of specified groups upload Upload status sync Synchronize databases setup Enter configuration mode logoff Return to normal user access setpw oldpw newpw Change system password reset Software reset Use of these functions...

Page 48: ...rent port is 3 COM 1 9600 bps NO parity 8 data bits 1 stop bit s NO flow control Protocol Terminal Flavor Base COM 2 9600 bps NO parity 8 data bits 1 stop bit s NO flow control Protocol Terminal Flavor Base COM 3 9600 bps NO parity 8 data bits 1 stop bit s NO flow control Protocol Terminal Flavor Base CU4 2 Make sure this information is correct Note that In the system information the mode indicate...

Page 49: ...u can however modify some of the setup parameters Important If you are connecting to the Control Unit for the purpose of changing its settings setup synchronizing a master and backup unit sync or changing the system password setpw the following restrictions apply You must connect the host computer to the Control Unit s COM 3 port The host computer s own COM port must be set up with the parameters ...

Page 50: ...meaning that you can log on to COM 1 without logging on to COM 2 assuming that the Terminal protocol is used on COM 1 and COM 2 To log on 1 Press Enter to display the CU4 prompt 2 Type log password and press Enter The password must not be longer than 15 characters and cannot have spaces The default password is abcde You must use this password the first time you log on to the Control Unit to establ...

Page 51: ...play the Control Unit s current date type date and press Enter A message displaying the date appears CU4 date Current date is Tuesday 11 06 2001 The date display format is Weekday mm dd yyyy 3 To set the Control Unit s date type date enter the current date in the format ww mm dd yy and press Enter Note that all users can display the date but only full access users can set the date ww weekday expre...

Page 52: ...3 once you have entered your password The Control Unit IV setup screen appears CU4 setup Disconnecting COM 1 and COM 2 Control Unit IV setup screen 1 COM 1 2 COM 2 3 Number of customers 4 Toggle OBP Multi tier 5 Toggle Redundancy Failure Notification 6 RF watchdog 7 Control Unit IV ID Headend code 8 Carrier tag f Restore factory default values and quit s Save as new default value and quit Display ...

Page 53: ... in Table 3 3 Table 3 3 COM 2 synchronization settings for the redundancy system Parameter Settings Bits per second 115200 Flow control hardware flow control Parity none Data bits 8 Stop bits 1 Protocol Terminal To set up the communication ports 1 Access the setup screen see section 3 6 5 2 At the SET prompt enter the number of the communication port 1 or 2 to modify and press Enter to display the...

Page 54: ...s will display the Speed options and the current port settings COM 1 1 1200 2 2400 3 4800 4 9600 5 14400 6 19200 7 38400 8 57600 9 115200 Display menu q Quit and return COM 1 9600 bps NO parity 8 data bits 1 stop bit s NO flow control Protocol Terminal Flavor Base SPD 2 Type the number 1 to 9 of the desired transmission speed and press Enter The new values are displayed confirming the modification...

Page 55: ...d 7 2 Even 7 1 Even 7 2 To modify the parity 1 At the COM prompt type 2 and press Enter This will display the Parity options and the current port settings COM 2 1 No parity 2 Odd 3 Even Display menu q Quit and return COM 1 9600 bps NO parity 8 data bits 1 stop bit s NO flow control Protocol Terminal Flavor Base PAR 2 Type the number 1 to 3 that corresponds to the desired parity see Table 3 4 and p...

Page 56: ...umber 1 to 4 of the desired data bit option and press Enter The new values are displayed confirming the modification COM 1 9600 bps NO parity 7 data bits 1 stop bit s NO flow control Protocol Terminal Flavor Base 3 Type q and press Enter to go back to the COM port menu Stop bits For the default values of the stop bits refer to Table 3 4 on page 3 13 To modify the stop bits 1 At the COM prompt type...

Page 57: ...COM prompt type 5 and press Enter This will display the Handshaking options and the current port settings COM 5 1 None 2 CTS RTS Display menu q Quit and return COM 1 9600 bps NO parity 8 data bits 1 stop bit s NO flow control Protocol Terminal Flavor Base HND 2 Type the number 1 or 2 of the desired flow control choice and press Enter Selecting CTS RTS means that you want to use hardware flow contr...

Page 58: ... to 5 that corresponds to the desired protocol and press Enter Note that many protocols such as ICOR are compatible with both OBP and multi tier systems However some protocols are compatible only with OBP systems or only with multi tier systems Choose the protocol according to your system Table 3 5 System types supported by each protocol Protocol Supporting tiering systems Terminal OBP and multi t...

Page 59: ...ilters characters and waits for start character Ext B Same as Base but ignores the two end of command spaces Ext C Same as Base but uses authorization codes 39 basic and 40 pay Code 40 takes precedence over code 39 ICOR Base Compatible with OBP or multi tier systems Supports locate search commands upload download immediate switching deferred switching group commands reset and TPS and CLEARPath com...

Page 60: ...ed to confirm the modification COM 1 9600 bps NO parity 6 data bits 2 stop bit s NO flow control Protocol ICOR Flavor Ext A 3 Type q and press Enter to go back to the COM port menu 3 6 7 RF watchdog setting for a single Control Unit The role of the watchdog is to monitor the Control Unit s modulator It samples the messages on the RF carrier that is received on the TEST IN and checks for errors If ...

Page 61: ...protocol the Control Unit executes and acknowledges the commands from the host computer only if the ID code in the message matches the Control Unit s own code If the ID code does not match it returns an error to the host computer With Extension A of the protocol the Control Unit processes all commands even if the identification code sent by the host computer does not match its own If the ID code m...

Page 62: ...ption Carrier tag by typing 8 and press Enter 2 At the prompt type the new carrier tag between 0 and 7 that will be associated with the carrier and press Enter The Control Unit will display its system information including the new carrier tag SET 8 Enter new carrier tag 1 System OBP mode 262144 customers CU4 ID 1 Carrier tag 1 Redundancy Failure Notification OFF The setup menu Control Unit IV setu...

Page 63: ... you have connected two identical Control Units for system redundancy both units must have exactly the same setup including the same firmware version 1 Refer to section 3 6 and follow the setup procedure on both Control Units During the setup procedure make sure that you enter the same settings on both Control Units in a redundancy system 2 Use the following checklist to make sure the units are in...

Page 64: ...ation is displayed indicating whether the redundancy failure notification feature is ON or OFF followed by the Control Unit IV setup screen SET 5 System OBP mode 1048576 customers CU4 ID 0 Carrier tag 0 Redundancy Failure Notification OFF ON indicates that the notification feature is enabled When the master unit1 receives a command from the host computer it will wait for a response positive or neg...

Page 65: ...ame messages in the startup screen except for the redundancy monitoring system messages which should read Redundancy monitoring system OK Secondary Unit Present YES Status OK Current Unit Configuration BACKUP Operating mode BACKUP The onscreen messages indicate whether the redundancy monitoring system is working properly OK or Warning If a secondary unit is detected Present YES then its status wil...

Page 66: ...ince a large amount of information is transferred at once To synchronize two Control Units 1 Identify the unit that contains the most up to date subscriber status data This is usually the current master unit but it may be the backup unit if the units were reset powered off then on 2 Reset the redundancy circuitry in both units First power off both units then power them back on one at a time Wait u...

Page 67: ... on each Control Unit To program the RF watchdog 1 In the Control Unit IV setup screen menu select the RF watchdog option by typing 6 at the SET prompt and then pressing Enter The following window appears SET 6 Enter new RF watchdog preset 254 2 Type 254 and press Enter The Control Unit s system information and RF watchdog s settings are now displayed followed by the Control Unit IV setup screen R...

Page 68: ......

Page 69: ...SUBSCRIBER STATUSES ...

Page 70: ......

Page 71: ...stem the tap number refers to an addressable port The tap number can be from 1 to 64 in a one or two tier system OBP and from 1 to 16 in all multi tier systems more than two tiers 4 1 Opening a session on the Control Unit In order to use the commands in this chapter you must open an RS 232 connection with the Control Unit on one of its COM ports In a redundancy system you must use COM 3 Refer to C...

Page 72: ...er s status has been changed in the Control Unit s memory use the tap command see section 4 3 4 3 Displaying subscriber statuses To display a subscriber status for a specific group tap address 1 Press Enter to display the CU4 prompt 2 Type tap group tap and press Enter group 1 to maximum number of groups tap 1 to 64 for an OBP system 1 to 16 for a multi tier system Possible statuses that will be d...

Page 73: ...groups groups number of groups maximum number of groups The parameter for the number of groups is optional If you do not enter the number of groups its default value will be 1 Hence only one group will be affected by the command The sgrp command does not immediately transmit the status on the CATV network The status will be sent at the next scan To force an immediate transmission for a group use t...

Page 74: ...7 CU4 sgrp abdf 40 7 Group 40 to 46 set to abdf To make sure that the subscriber status has been changed in the Control Unit s memory use the grp command see section 4 5 4 5 Displaying a group s tier status To display the subscriber statuses in the same group 1 Press Enter to display the CU4 prompt 2 Type grp group number of groups and press Enter You can enter a single group number or a range of ...

Page 75: ...40 basic tap 41 pay tap 42 basic tap 43 off tap 44 basic tap 45 pay tap 46 basic tap 47 off tap 48 basic tap 49 basic tap 50 pay tap 51 off tap 52 basic tap 53 basic tap 54 off tap 55 basic tap 56 pay tap 57 basic tap 58 basic tap 59 off tap 60 off tap 61 off tap 62 basic tap 63 pay tap 64 off Group 345 tap 1 basic tap 2 pay tap 3 off tap 4 off tap 5 basic tap 6 pay tap 7 off tap 8 basic tap 9 off...

Page 76: ...ely 1 Press Enter to display the CU4 prompt 2 Type sendgrp group and press Enter for example sendgrp 8213 group 1 to maximum number of groups The sendgrp forces an immediate transmission of data for a group After the Control Unit sends the data it will go back to where it was in its scan cycle To set the sequencer to a specified group and update their status at the same time use the setseq command...

Page 77: ...ribers with the status basic who are in groups 3 and 4 You must enter the status basic followed by the first group s number 3 followed by the total number of groups you want to display 2 The number of subscribers with the status basic found within the specified groups will be displayed at the bottom of the screen CU4 find basic 3 2 0003 01 0003 03 0003 04 0003 05 0003 06 0003 08 0003 10 0003 11 00...

Page 78: ...c or off The locate command cannot be used when the subscriber s initial status is pay since the tap status toggles between the initial status and the pay status during the locate process The locate command will not interrupt service to the other subscribers in the group compare with search command in following paragraphs The search command is used to find a subscriber s tap number no matter what ...

Page 79: ... other subscribers will be set to pay The tap number found will be displayed after the seventh time the question is answered Locate LOC n Tap found 18 CU4 Search SEA n Tap found 18 CU4 Important You may lose the initial status of all subscribers for a group if you use one of the following commands on another port when a locate or search command is being executed on the same group reset upload sync...

Page 80: ......

Page 81: ...MAINTENANCE ...

Page 82: ......

Page 83: ... compartment in the fuse holder The fuse must be a 250V 2 5A fast blow fuse type F measuring 5 x 20 mm To replace a blown fuse in the Control Unit 1 Turn off the Control Unit by pressing the on off switch next to the power input 2 Unplug the power cord from the Control Unit s power input 3 Insert a flat head screwdriver in the slot located on the left side of the power input see Figure 5 1 Angle t...

Page 84: ...at you turn off the Control Unit and unplug the power cord from the wall outlet To replace the Control Unit s battery 1 Unplug the cable that connects the Control Unit to the host computer 2 Make a backup copy of the content of the Control Unit s memory by downloading it to another computer see section 5 3 1 3 Turn off the Control Unit by pressing the on off switch next to the power input and unpl...

Page 85: ...the unit s power cord into the wall outlet and turn the unit on The BATTERY LED should remain off 9 Restore the content of the Control Unit s memory by uploading it see section 5 3 2 10 Reconnect the host computer Battery Jumpers P1 to P5 RAM Expansion board Figure 5 3 Internal view of the Control Unit IV with a RAM expansion board ...

Page 86: ...AM Expansion Board 1 Using a pair of pliers pinch the rounded end of one of the plastic supports that connect the RAM board to the unit s motherboard While pinching the end of the support grasp the edge of the RAM board and gently pull up on it This will release the board from the notched groove in the support 2 Repeat step 1 to release the board from the second plastic support 3 Lift up the metal...

Page 87: ...al expansion slot on the Control Unit s motherboard 8 Press gently but firmly until the board is fully connected The rounded end of the supports on the motherboard snaps into the two holes on the expansion board with light pressure Remember to lower the metal handle on the RAM board 9 Install a new battery before putting the Control Unit s cover back on see section 5 1 2 Plug in the power cord tur...

Page 88: ...r of groups maximum number of groups The following example uses the HyperTerminal program It shows the command you would enter in order to transfer in S format all statuses for subscribers in groups 1 to 3 from the Control Unit to the computer Please note that when the number of groups is large this operation takes several minutes CU4 download 1 3 3 In HyperTerminal s Transfer menu select the Capt...

Page 89: ...elay between lines at 0 However you could use no flow control but only if you insert a minimum delay of 100 ms between lines In order to use the upload command you must establish a session on one of the Control Unit s COM ports e g COM 3 While the command is running all communication on the other ports e g COM 1 COM 2 will be blocked If you are using COM 3 you cannot change its communication port ...

Page 90: ...aintenance Control Unit IV Reference Manual 5 8 529 0004 Ver 3 4 The ASCII setup window appears In the Line delay field type 100 Click OK to close this window then return to the connection s main window ...

Page 91: ...fter the message Ready is displayed or a timeout will occur The following message will be displayed and you will have to do step 2 again Timeout encountered CU4 3 In HyperTerminal s Transfer menu select the Send Text File option 4 When the window for selecting a file to send appears choose a file and click OPEN The data entry screen reappears displaying the file s content and confirming that the C...

Page 92: ...are upgrade you may use this sheet to guide you in the setup procedure You can also display the Control Unit s setup with the info command and then print the screen For setup instructions see Chapter 3 Before beginning the upgrade make sure you have the following upgrade program for the Control Unit IV EAS Control Unit IV Upgrade installed on a PC visit the Electroline Web site or contact the tech...

Page 93: ...the upgrade program 1 Connect the PC with the upgrade program installed see section 5 4 1 to the COM 3 port on the Control Unit 2 On the PC start the upgrade program CU4UP from the programs list in the Windows start menu The following window appears 3 In the Options menu select Setup to display the communication settings window Click one of the radio buttons to select the PC s communication port w...

Page 94: ...rs In the Options menu select Safe Mode A checkmark will appear next to this option when you are in safe mode 5 In the File type box click the radio button for the New File HEX option This file contains the firmware 6 Click the UPGRADE button This opens the window for selecting the HEX file ...

Page 95: ...arly the RX TX3 LED will flicker at each data transfer Following the initialization and reading the new program is sent to the Control Unit 9 At the end of the upgrade operation a checksum appears Make sure that this value corresponds to the value indicated in the file CHECKSUM TXT that accompanies the current version of the HEX upgrade file Visit the Electroline Web site or contact technical supp...

Page 96: ...prompt type the command prog and press Enter This displays the programming information CU4 prog Progd by CU4UP95 On 2000 06 12 at 13 32 25 Size EDBA Chksum 612A S N A241146 Command J016612 000 Product 500 0102 0000 Rev Pcb family FF Pcb 190 0201 00 Pcbass 300 0626 CU4 3 To exit the session type logoff and press Enter 5 5 3 Checking the RAM The chkram command checks the content of the random access...

Page 97: ...reset the redundancy circuitry you must turn off the units and then turn them back on see procedure in Chapter 6 To reset the Control Unit 1 Start a session with a terminal and log on with your password see Chapter 3 2 At the CU4 prompt type the command reset and press Enter The system requires a certain delay to restart and then displays the information screen CU4 reset Acknowledge Rebooting þ Co...

Page 98: ...or the Workabout EAS PMW User Guide for more detailed programming instructions for single FSK modulators and demodulators 5 7 1 Requirements To program the frequency of a Control Unit using a single FSK carrier you need a Workabout with version 2 10 or later of the EAS PMW program an EAS PAW protocol adapter cable WKB PAW a DB 9 programming adapter for modulators and demodulators WKB PAC7 5 7 2 Co...

Page 99: ... dual FSK carrier cannot be programmed 5 See the Electroline Addressable System Programmer Monitor for Workabout EAS PMW User Guide for instructions on modulator demodulator frequency programming Note that the frequency has to be within the Control Unit s range range appears next to the RF OUT port on the unit s rear panel and the modulator and demodulator must be programmed to the same frequency ...

Page 100: ......

Page 101: ...TROUBLESHOOTING ...

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Page 103: ...On Off 6 7 6 8 BATTERY Off On red 6 1 FSK On Off 6 2 MODEM Not used Not used See 6 3 2 for external modems RX TX 1 2 3 Off flickering or lit steadily Off 6 3 1 6 4 1 There are exceptions to these rules See the referenced troubleshooting section for more details Using the Control Unit s error messages to troubleshoot The Control Unit performs a diagnostic test when it is powered on and when it is r...

Page 104: ... should be facing up so you see the symbol If necessary turn the battery over and power on the Control Unit 3 If the BATTERY LED is still lit replace the discharged battery with a new battery For complete battery replacement instructions see Chapter 5 Once the Control Unit is back on the battery LED should be off 4 Upload the backup copy of the subscriber status data to the Control Unit see Chapte...

Page 105: ...RF watchdog must be enabled see details on RF watchdog presets in Chapter 3 To check the RF watchdog log on to the Control Unit and type info The following example explains the information that appears on screen when the RF watchdog preset is 238 recommended setting for a single Control Unit In a redundancy system code 254 a toggle should occur on error RF watchdog OK Watchdog is functioning OK Ve...

Page 106: ...ing the TEST OUT port Table 6 2 Procedures for troubleshooting problems with the RF OUT port Signal ok on RF OUT FSK LED on or off Action Yes On None No troubleshooting required No Off 1 Make sure you are measuring the signal on the master unit see note on next page 2 If you are sure that there is no signal on the master unit s RF output switch to the backup unit if there is one and contact Electr...

Page 107: ...ier is present see the procedure in step 5 Refer to the following table for troubleshooting help according to the measurement obtained Table 6 3 Procedures for troubleshooting problems with the TEST OUT port Signal ok on TEST OUT Risk Action No No immediate impact on subscribers since there is a signal on the RF OUT port However the unit requires servicing FSK LED off Contact Electroline to repair...

Page 108: ...not working Contact Electroline s technical support department for specialized maintenance If the RX TX 3 LED flickers at reset then COM 3 is working You should now be able to log on to COM 3 unless there is a problem with the setup on the host computer Check your host computer s settings and your communication software See Chapter 3 for the mandatory port settings on COM 3 3 If you can log on to ...

Page 109: ...trol is used then you must insert a line delay of 100 ms or set the connection speed to 1200 bps For more information on configuring modems contact Electroline s technical support department Make sure that the right protocol and flavor type of protocol is installed see Chapter 3 so that the host computer and the Control Unit are able to communicate Note that the ICOR protocol uses the Control Unit...

Page 110: ...d have the same setup see Chapter 3 for a checklist 3 If both units do not have the exact same setup log on to a setup session and change any parameters that are not the same See Chapter 3 for detailed setup instructions 4 After making a change to the setup in a redundancy system you must always restart the units in order to reset the redundancy circuitry see section 6 4 3 5 If the redundancy syst...

Page 111: ...ual subscriber control using the Control Unit s internal program through a terminal For diagnostic purposes you may want to keep a terminal connected at all times Note for redundancy system If you manually make changes to a subscriber s status through this port you must make the same change on the backup unit in order to ensure that both units are identical If the RX TX 3 LED does not flash when y...

Page 112: ...ting normally the startup screen on each unit will read Master unit Redundancy monitoring system OK redundancy system is OK Backup unit PRESENT unit detected another unit its backup Status MASTER this unit is currently operating as master Configuration MASTER this unit was set up as the master unit Backup status OK the other unit its backup is working properly Backup unit Redundancy monitoring sys...

Page 113: ...s the master unit the MASTER connector on the cable is inserted in this unit s backup port The backup unit is the unit that will take over if there is a problem with the master unit to maintain subscriber services However you should repair the defective unit in order to ensure system reliability Backup unit error If there is a problem with the backup unit both units will show a warning in the redu...

Page 114: ...oring system WARNING problem detected with redundancy system Backup unit PRESENT the unit has detected another unit Status BACKUP this unit is currently operating as backup Configuration MASTER this unit was set up as the master unit Backup status OK the other unit is working properly Backup unit Redundancy monitoring system WARNING problem detected with redundancy system Backup unit PRESENT the u...

Page 115: ...NING problem detected with redundancy system Backup unit PRESENT the unit has detected another unit Status BACKUP this unit is currently operating as backup Configuration BACKUP this unit was set up as the backup unit Backup status ERROR problem with the other unit 1 Power off both units and restart them see section 6 4 3 so that the RF watchdog circuitry is reset 2 After you restart the units If ...

Page 116: ...ppear because the redundancy failure notification is on If no messages appear then the notification feature is off To diagnose the problem 1 Connect a terminal to COM 3 of the defective unit and establish a connection 2 Turn off the defective Control Unit and then turn it back on Read the startup screen to see if there are any warnings or errors If the message tells you that one of the systems is ...

Page 117: ...see Chapter 5 This delay is required so that the unit can process the line it has just received 2 If the port settings are correct but the message Invalid format or Checksum error appears check the format of the data file see Chapter 5 The data file starts with 32 U s and ends with double zeroes 00 as in the following example UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU S00000181818181818181818181818181818187...

Page 118: ...r setting but not all commands take effect immediately See Chapter 4 for more details The sgrp command does not immediately transmit the status to the cable network To force the Control Unit to transmit the data immediately for a group use the sendgrp command The setseq command positions the sequencer on the specified group and can update it at the same time The stap command sets and immediately r...

Page 119: ...system If the problem affects several subscribers reload the subscriber data from the billing system to the Control Unit Wrong status Wrong status Update this tap in the Control Unit by using the stap command see Chapter 4 to resolve the situation immediately and then update the tap status in the billing system Correct status Correct status Check the Control Unit s FSK signal see section 6 2 If th...

Page 120: ... support department 6 7 Troubleshooting firmware upgrade errors If you are unable to upgrade the Control Unit s firmware or if error messages appear during the upgrade there may be a cabling or setup problem 1 If you are having communication problems on the PC to Control Unit link check the port settings and the cabling between the PC running the upgrade software and the Control Unit s COM 3 port ...

Page 121: ...t related to a specific system This section covers some of these situations as observed by the Control Unit s LEDs or erratic behavior Section 6 9 lists the error messages that may appear during the setup or upgrade process or during normal use of the Control Unit All the LEDs on the Control Unit are lit If all the LEDs are lit then the upgrade program may have failed to install a valid copy of th...

Page 122: ...efective sub system as the Control Unit boots and contact Electroline s technical support department All the LEDs are flashing All the LEDs may flash when the redundancy cable is disconnected or not properly plugged in Check the cable If the problem persists contact Electroline s technical support department 6 9 Error messages This section contains an alphabetical list of error messages that may a...

Page 123: ...us RAM error This message appears when the Control Unit is unable to record subscriber data in its memory usually due to a corrupt subscriber status table or a hardware problem with the Control Unit s memory See Chapter 5 to troubleshoot memory problems For further assistance contact Electroline s technical support department Group out of range This message appears when the group number of a comma...

Page 124: ... Electroline s technical support department Tap out of range This message appears when the tap number of a command exceeds the limit per group set in the Control Unit 16 or 64 See section 6 5 2 to troubleshoot tap commands Refer to Chapter 4 for information on how to use each command with its parameters Timeout encountered This message appears when the upload command has failed usually due to a lo...

Page 125: ...GLOSSARY ...

Page 126: ......

Page 127: ...e CTS clear to send CU IV Control Unit IV DCE data circuit terminating equipment DTE data terminal equipment DTR data terminal ready EAS Electroline Addressable System EAS CU IV Electroline Addressable System Control Unit IV FSK frequency shift keying LED light emitting diode OBP off basic pay RAM random access memory TPS Test Point Selector ...

Page 128: ...p number constitutes the Electroline address See also group and tap number exclusive tier Cable service that cannot be combined with another service For example either basic or pay service not both is authorized for a given subscriber group Part of the Electroline address A number assigned to a set of subscriber connections so that the decoder can identify them According to the number of tiers a g...

Page 129: ...re is one or reset the unit The watchdog can also be connected in a closed circuit configuration bypassing the modulator and demodulator sequencer Asynchronous emitter that encodes data containing commands to switch addressable taps It also generates the bit stream and sends data messages to the modulator station Multi tap or splitter using a common decoder Used to distribute the RF signal to a gr...

Page 130: ...turn path monitoring a tap is an input on a Test Point Selector or a CLEARPath module tap number Part of the Electroline address A number assigned to a subscriber connection a CLEARPath module or a TPS input Tap numbering is independent of the embossed numbers on addressable devices ...

Page 131: ...CABLE ASSEMBLIES ...

Page 132: ......

Page 133: ...male connector The pins are numbered from right to left and from top to bottom in accordance with the standard numbering system for female connectors 13 12 11 10 9 8 7 6 5 4 3 2 1 25 24 23 22 21 20 19 18 17 16 15 14 Figure B 1 Female DB 25 connector COM 1 and COM 2 The following table shows the signal assigned to each pin on the COM 1 and COM 2 ports Note that COM 1 and COM 2 are female DB 25 conn...

Page 134: ...d from top to bottom in accordance with the standard numbering system for female connectors 5 4 3 2 1 9 8 7 6 Figure B 2 Female DB 9 connector COM 3 The following table shows the signal assigned to each pin on COM 3 Note that COM 3 is wired as a DCE device Table B 2 Pinout on COM 3 Pin Signal Direction 1 Not used 2 Receive data RX Output 3 Transmit data TX Input 4 Not used 5 Signal ground GND 6 9 ...

Page 135: ...2 are female DB 25 connectors wired as DCE devices If a DTE device such as a computer is connected to one of these ports use an RS 232 cable to ensure that the signals shown in Table B 3 are assigned to the correct pins If another DCE device is connected to these ports you must use a null modem cable see section B 2 2 Table B 3 RS 232 cable with male and female DB 25 connectors Male DB 25 to be co...

Page 136: ...other DCE device is connected to this port you must use a null modem cable with DB 9 connectors see section B 2 2 Table B 4 RS 232 cable with male and female DB 9 connectors Male DB 9 to be connected to the Control Unit s COM 3 DCE Female DB 9 to be connected to the host computer s port DTE Flow Pin Signal Pin Flow Output 2 RX 2 Input Input 3 TX 3 Output 5 Ground 5 Pins 1 4 and 6 9 are not used No...

Page 137: ... 2 are female DB 25 connectors wired as DCE devices If another DCE device such as a modem is connected to one of these ports use a null modem RS 232 cable to ensure that the signals shown in Table B 5 are assigned to the correct pins If you are using this cable to synchronize two units in a redundancy system you must connect the cable to the Control Unit s COM 2 port Table B 5 Null modem cable wit...

Page 138: ...9 pin connector 25 pin connector Signal flow TX input 2 3 RX input RX output 3 2 TX output GND 5 7 GND B 3 Cable assembly for redundancy systems The Control Unit s BACKUP port is not an RS 232 port Therefore you must use a special redundancy cable provided by Electroline so that the two Control Units will operate correctly in a redundancy system The redundancy cable used on the BACKUP port has som...

Page 139: ... 2 Certifications 1 2 Changing modulator demodulator frequency 5 16 password 3 10 status of all subscribers 4 3 Checking COM port setup 6 6 COM ports in a redundancy system 6 8 frequency 6 4 FSK signal 6 2 modem setup 6 7 power and battery 6 2 programming information 5 14 RAM content 5 14 redundancy circuitry 6 10 redundancy system 6 8 RF ports in a redundancy system 6 9 RF signal output 6 4 termi...

Page 140: ...ror 6 15 Date date command 3 9 display 3 9 format 3 9 set 3 9 DCE A 1 B 1 B 4 DCE to DCE connection B 5 DCE to DTE connection B 3 Default password 3 3 3 8 Default settings 3 20 Default state definition A 2 Demodulator frequency 5 16 overview 1 10 troubleshooting 6 2 Displaying date 3 9 group status 4 4 programming information 5 14 setup 3 6 subscriber status 4 2 time 3 8 download command 5 6 5 7 D...

Page 141: ...ertifications 1 2 info command 3 6 Installation See also Connection cabling redundancy system 2 12 cabling single Control Unit 2 9 firmware upgrade program 5 10 rack mounting 2 2 tools 2 2 Invalid date 6 18 format 6 15 time 6 18 Labeling 1 1 LED 5 14 6 19 6 20 definition A 1 error condition table 6 1 flashing 6 20 Light See LED Limited access 3 4 Line delay 5 7 5 8 List of error messages 6 20 loca...

Page 142: ... 2 Parity 3 13 Password change 3 10 default 3 3 3 8 shared 3 8 Permission See Access level Pinout COM 1 B 1 COM 2 B 1 COM 3 B 2 Ports 1 9 Power 5 1 6 2 Power cord 2 11 Power LED 6 1 Precautions 2 1 Privileges See Access level Product overview 1 1 prog command 5 14 Programming information 5 14 modulator demodulator frequency 5 17 Protocol COM port 3 2 CSG 2 9 3 16 ICOR 2 9 3 16 NTMF 2 9 3 16 packet...

Page 143: ...mat data file 5 9 Sequencer 1 6 4 6 A 3 Serial ports 2 9 setpw command 3 10 setseq command 4 6 Setting See also Setup date 3 9 group status 4 3 sequencer to specific group 4 6 subscriber status 4 1 time 3 8 Setup 2 14 3 1 3 8 carrier tag 3 20 changing the password 3 10 COM ports 3 11 communication protocols 3 16 data bits 3 14 date 3 9 error 6 18 flavor 3 17 handshaking 3 15 host computer 2 3 Hype...

Page 144: ... 6 15 Toggle redundancy failure notification 3 22 Tools required installation 2 2 TPS A 1 Transmission speed 3 12 Troubleshooting See also Checking COM ports in a redundancy system 6 8 error messages 6 20 firmware upgrade errors 6 18 FSK signal 6 2 6 4 general errors 6 19 HyperTerminal 6 8 LEDs 6 19 6 20 Master LEDs in redundancy system6 11 power and battery 6 2 redundancy circuitry 6 10 redundanc...

Page 145: ...ion Record Revision Pages modified Description 914 0034 100 First release of document 529 0004 Ver 1 All New number 529 0004 Ver 2 All Update for new hardware and firmware features 529 0004 Ver 3 All Update for new hardware and firmware features firmware version 3 30 ...

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