PairGain PG-Flex FLL-712 User Manual

24 channel central office terminal

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PG-F

LEX

ENTRAL

Model

List Number

FLL-712

AIR

NGINEERING

LANT

ECTION

Revision History of this practice.

Revision 01—February 24, 1998

24 C

HANNEL

FFICE

ERMINAL

INE

NIT

Part Number

150-1312-31

AIN

ECHNOLOGIES

ERIES

ECHNICAL

363-712-131-01

A) Initial Release

CLEI Code

VACHDFLCAA

, I

RACTICE

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Summary of Contents for PairGain PG-Flex FLL-712

Page 1 PG-F 24 C HANNEL ENTRAL FFICE ERMINAL Model List Number Part Number CLEI Code FLL-712 150-1312-31 VACHDFLCAA ECHNOLOGIES NGINEERING LANT ERIES ECHNICAL RACTICE 363-712-131-01 ECTION Revision History of this practice. Revision 01—February 24, 1998 A) Initial Release...
Page 2: Table Of Contents
PairGain is a registered trademark, and PG-Flex is a trademark of PairGain Technologies, Inc. Information contained in this document is Company Private to PairGain Technologies and shall not be modified, used, copied, reproduced, or disclosed in whole or in part without the written consent of PairGain.
Page 3: Product Overview
COT and a Remote Terminal (RT). The FLL-712 resides in a PairGain COT 19- or 23-inch shelf. Each system in the shelf requires one FLL-712 COT line unit. The FLL-712 provides access through its Craft port to provision a PG-Flex system using an ASCII terminal.
Page 4: Front Panel
Figure 1 shows the FLL-712 front panel. Table 1 lists the indicators and indicator states for line unit the FLL-712 front panel LEDs. Figure 1 . FLL-712 List 3A Front Panel Page 2 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 5 HDSL line 2 margin is above the margin threshold. TEST Flashing Yellow Test in progress. No tests active in system. FAULT Solid Red System alarm/fault detected. No faults are detected in system. PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 3...
Page 6: Specifications
Operating Temperature & Humidity ... -40° F to +150° F (-40° C to +65° C) 5% to 95% (non-condensing) Physical Dimensions Height:..........6.7 in. (17.2 cm) Width:..........2.0 in. (5.1 cm) Depth:..........10.5 in. (26.7 cm) Weight............2.0 lb. (0.9 kg) Page 4 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 7: Functional Description
24 channels at 64-kbps, with signaling and an operations channel for management control. The signal characteristics on the carrier pairs comply with TR-NWT-001210, Generic Requirements for High-bit-rate Digital Subscriber Line (HDSL) Systems. PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 5...
Page 8: Operational Capabilities
• front-panel status indicators • RS-232 Maintenance Interface (DCE) • switched access to the metallic bypass pair • MLT/PGTC loop test system compatibility • 4Tel loop test system compatibility Page 6 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 9 If a fault condition is detected, the system stops the power-up sequence and the LED indicators on the front panel indicate a line fault problem. Figure 3. FLL-712 COT Line Unit Block Diagram PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 7...
Page 10: Terminal Management
Otherwise, the line unit remains logged in, and the terminal session will still be in the same place. Figure 4. Connecting FLL-712 to an ASCII Terminal Page 8 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 11 DCE with 8 data bits • 1 stop bit • no parity • 1200 to 9600 baud (9600 baud recommended) The protocol requires DTR active from the terminal to prevent automatic log off. PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 9...
Page 12 Section 363-712-131-01 February 24, 1998 Revision 01 Menus and Display Structure. Figure 6 shows the menu structure of the terminal management system. Figure 6. Terminal Menu and Display Structure Page 10 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 13 Enter your password. For security reasons, the password input is echoed with "*" characters. If you do not have your logon password, contact the Customer Service Engineering group (see Technical Support) for access using a Master Password. PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 11...
Page 14 Main Menu. From the Main Menu, you access other menus where you can configure a PG-Flex system, initiate or view test procedures, and view status information. The Main Menu is displayed after a successful log on: Page 12 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 15 (except the FAU/FPI unit). At the CO line unit terminal or the RT line unit terminal, the command displays all units in the system. PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series...
Page 16: Installation And Test
Check the contents versus the packing list to ensure complete and accurate shipment. If the shipment is short or irregular, contact PairGain as described in Section 11. If you must store the equipment for a prolonged period, store the equipment in its original container.
Page 17: Provisioning
0 Vdc to +130 Vdc between the HDSL_T2 pin and chassis ground 9. Provisioning Configure System Settings. Perform system setup, if not previously accomplished. Type <B> then press <Enter> at the Main Menu. The Setup Menu is displayed: PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 15...
Page 18 Table 4 for system settings menu options. You get a separate screen for the parameter selected. It prompts you to input the change. Type <Ctrl+X> to return to the Main Menu. Page 16 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 19 CO line unit card NVRAM and therefore will not change when power is cycled or cards are removed and reinserted. (continued on next page) PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 17...
Page 20 • 17: A minor alarm is generated after 17 error seconds. • 170: A minor alarm is generated after 170 error seconds. (continued on next page) Page 18 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 21 530 Ω or less. • SHORT: The PG-Flex system can support subscriber loops with a line resistance of 400 Ω or less. (continued on next page) PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 19...
Page 22 DISABLED: A minor alarm does not occur if any of the ISDN PM thresholds are exceeded. • ENABLED: A minor alarm occurs if any of the ISDN PM thresholds are exceeded. Page 20 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 23 Type the card number followed by a comma, then type the channel number and press <Enter> for the ISDN module you want to configure. The ISDN Channel Setup menu is displayed: PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series...
Page 24 Type the channel unit number followed by a comma, then type the channel for the new ISDN channel unit. That is, type “2, 3” for ISDN card number 2 on channel 3. Page 22 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 25 Channel Configuration will automatically be preseved. The values can be set to one of the following parameters: • DISABLED: The selected channel is disabled. • ENABLED: The selected channel is enabled. PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 23...
Page 26 Type <N> then press <Enter> to display the Alarm On ISDN PM Threshold Cross menu: Type <Y> then press <Enter> to enable the alarm, or type <N> then press <Enter> to disable the alarm. Page 24 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 27 View time slot assignments, starting at the Setup Menu. Type <B> then press <Enter> to display the Time Slot Assignment menu: These values are automatically generated. However, when you cycle power to the system or hot plug a new channel unit, these values can change. PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 25...
Page 28 Type a letter (B or C) and press <Enter> to view status for the channel unit and channel you selected. Type <A> then press <Enter> to select a new ISDN channel unit and channel. Page 26 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 29 23-inch shelf with three channel units. 9.3.1 Set up the channels for loop start or ground start: From the Main Menu, type <B> then press <Enter> to display the Setup Menu: PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 27...
Page 30 At the prompt, type the card number followed by a comma, and then type the channel number for the channel unit and channel you want to disable/enable then press <Enter> (that is, type “1,1” for card 1 on channel 1). Page 28 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 31 At the prompt, type the card number followed by a comma, and then type the channel number for the channel unit and channel you want to disable/enable then press <Enter> (that is, type “1,1” to disable/enable card 1 on channel 1). PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 29...
Page 32 Test the loop start and ground start channels: Verify that front panel ACTIVE indicators are OFF and FAULT indicator is off. Test circuits for loop start. Test circuit for ground start. Page 30 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 33 9.4.1 View status for the doubler unit(s) through the HDSL Status menu. Starting at the Main Menu, type <A> then press <Enter> to display the Status Menu: PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 31...
Page 34 Shows doubler spans not seen on the current screen. The first screen shows the span from the COT to the doubler and the second screen shows the span from the doubler to the RT. Another screen appears when using two doublers. Page 32 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 35 View status for the doubler unit(s) through the alarm history menu by completing the following. Type <D> then press <Enter> at the Main Menu. The System Alarm History menu displays: PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 33...
Page 36 Type <S> then press <Enter> to get the additional screens for the doubler spans. The following Alarm History menu (Span 2) is only available when a doubler is present in the circuit. Page 34 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 37 Metallic Access. A metallic access connection to a subscriber circuit can be setup using the metallic access options: From the Maintenance Menu, type <A> then press <Enter>. The Metallic Access Menu displays: PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 35...
Page 38 From the Metallic Access Menu, type a letter (A through G) then press <Enter>. The Metallic Access selection menu displays: Page 36 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 39 At the prompt for the system to be accessed, enter the card number followed by a comma, and then enter the channel number. 9.5.1.2 To release a subscriber drop, select <R> then press <Enter>. PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 37...
Page 40 Select “Change Loopback Mode” from the ISDN Loopback Menu. Select the card and channel of the ISDN card to be released from the loopback test. Select “Set Normal” from the loopback mode menu. Page 38 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 41: Troubleshooting
Check for continuity from COT to RT on all HDSL lines. Replace the COT line unit, if the RT line unit is confirmed good. Otherwise, replace the RT line unit. PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 39...
Page 42: Technical Support
11.3 In addition, PairGain maintains a computer bulletin board system for obtaining current information on PairGain products, product troubleshooting tips and aids, accessing helpful utilities, and for posting requests or questions. This system is available 24-hours-a-day by calling (714) 730-3299.
Page 43: Certification And Warranty
13. Warranty 13.1 PairGain Technologies warrants this product to be free of defects and to be fully functional for a period of 5 years from the date of original shipment, given proper customer installation and regular maintenance. PairGain will repair or replace any unit without cost during this period if the unit is found to be defective for any reason other than abuse or improper use or installation.
Page 44: Abbreviations And Glossary
(ES) for the last 24 Hours. HDSL 24 Hour The number of seconds (unavailable seconds) the HDSL loop was out of synchronization. Page 42 PairGain Engineering - Plant Series PG-Flex FLL-712 List 3A...
Page 45 Revision 01 February 24, 1998 Section 363-712-131-01 PG-Flex FLL-712 List 3A PairGain Engineering - Plant Series Page 43...

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