Page 2 - ii; Trademarks; reserves the; 01 Explorer Boulevard
Quad Fiber Remote (QDFR) Unit Installation and Maintenance Practice ii 61181307L7-5E Front Matter Trademarks Any brand names and product names included in this document are trademarks, registered trademarks, or trade names of their respective holders. To the Holder of the Document The contents of th...
Page 3 - iii; Revision History; this font; This font; This font; This font; This font; NOTE; Revision; Initial release
61181307L7-5E iii Revision History Conventions The following typographical conventions are used in this document: This font indicates a cross-reference link. First-time references to tables and figures are shown in this font . This font indicates screen menus, fields, and parameters. T HIS FONT indi...
Page 4 - iv; Training
Quad Fiber Remote (QDFR) Unit Installation and Maintenance Practice iv 61181307L7-5E Training ADTRAN offers training courses on our products. These courses include overviews on product features and functions while covering applications of ADTRAN product lines. ADTRAN provides a variety of training o...
Page 5 - Contents
61181307L7-5E v Contents General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 7 - Figures
Contents 61181307L7-5E vii Figures Figure 1. QDFR Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Figure 2. QDFR Rear Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 8 - viii; Tables
Quad Fiber Remote (QDFR) Unit Installation and Maintenance Practice viii 61181307L7-5E Tables Table 1. Compliance Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Table 2. Front Panel LEDs . . . . . . . . . . . . . . ...
Page 9 - Quad Fiber Remote Unit; GENERAL; Figure 1; Description
61181307L7-5E 1 Quad Fiber Remote Unit GENERAL This practice is an installation and maintenance guide for the ADTRAN Quad Fiber Remote (QDFR) unit. The QDFR (P/N 1181307L7) front panel is illustrated in Figure 1 . The QDFR rear panel is illustrated in Figure 2 . Figure 1. QDFR Front Panel Figure 2. ...
Page 10 - Features; The QDFR provides the following features:; Compliance; Table 1; Code
Quad Fiber Remote (QDFR) Unit Installation and Maintenance Practice 2 61181307L7-5E Features The QDFR provides the following features: • Software provisionable via menu access (no onboard switches)• Front panel indicators for the following: – Optical port status– T1 status for all channels– Loopback...
Page 11 - Installation; INSTALLATION; “Appendix C, Warranty”; SHIPPING CONTENTS; CAUTION; Installing the QDFR; Figure 2; Front Panel LEDs; Table 2
Installation 61181307L7-5E 3 INSTALLATION After unpacking the QDFR, inspect it for damage. If damage has occurred, file a claim with the carrier then contact ADTRAN Customer Service. Refer to “Appendix C, Warranty” for further information. If possible, keep the original shipping container for return...
Page 12 - Front Panel Pushbuttons; Label
Quad Fiber Remote (QDFR) Unit Installation and Maintenance Practice 4 61181307L7-5E Front Panel Pushbuttons The QDFR has two pushbuttons located on the front panel: • Channel Select ( CH SELECT ) • Loopback ( LBK ) To initiate a channel loopback at the QDFR, press CH SELECT until the desired channel...
Page 13 - Loop Connections; LOOP CONNECTIONS; There are several options available for diagnostics:
Loop Connections 61181307L7-5E 5 LOOP CONNECTIONS The T1 loop connections are made through four RJ-48C type connectors. For each connector, transmit tip and ring are on pins 5 and 4, and receive tip and ring are on pins 2 and 1, respec-tively. The single-mode fiber is connected to the SC connector l...
Page 14 - PROVISIONING; The QDFR provides the ability to change provisioning options.; Provisioning Menu Defaults; Option
Quad Fiber Remote (QDFR) Unit Installation and Maintenance Practice 6 61181307L7-5E PROVISIONING The QDFR provides the ability to change provisioning options. Table 3 lists the valid settings and defaults for the provisioning options. Provisioning options are set independently for each of the DS1s. ...
Page 15 - Menu Structure; MENU STRUCTURE; . To return to the previous menu, press the
Menu Structure 61181307L7-5E 7 MENU STRUCTURE The menu structure for the QDFR is a layered menu tree. Each layer of the menu tree is displayed as a menu or a screen. Menu A menu is a display that provides numbered selections that are used to navigate to related menus, modify provisioning information...
Page 16 - MENU DESCRIPTIONS; Figure 4
Quad Fiber Remote (QDFR) Unit Installation and Maintenance Practice 8 61181307L7-5E MENU DESCRIPTIONS The QDFR Main Menu ( Figure 4 ) is the access point to all other operations. The Main Menu options have several functions and submenus that identify and provide access to specific operations and par...
Page 17 - Menu Descriptions; QDF Unit Information Screen
Menu Descriptions 61181307L7-5E 9 QDF Unit Information Screen The QDF Unit Information screen (see Figure 5 ) is a read-only display that identifies the QDFC and QDFR. The QDFC and QDFR name, CLEI code, part number, serial number, date of manufacturing, and software revision are included in this scr...
Page 19 - Status Screen
Menu Descriptions 61181307L7-5E 11 Status Screen The Status screen ( Figure 7 ) provides information regarding the status of the QDFR. Figure 7. Status Screen Auto In Service Screen The Auto In Service Status screen ( Figure 8 ) displays the status of the equipment and individual channels. The param...
Page 21 - Refer to; “Appendix B”; or a full description of the function-
Menu Descriptions 61181307L7-5E 13 Test Jack Configuration Screen The Test Jack Configuration screen ( Figure 11 ) controls the test jack, which is found on the back of the QDFR unit. This jack can “look at” a chosen port, in either direction as chosen by the user, as if it were a monitor jack (non-...
Page 23 - Figure 14. Network Timeout Screen
Menu Descriptions 61181307L7-5E 15 • Enter Test Timeout – This option displays the Network Timeout scree n ( Figure 14 ). The timeout can run for a specific duration by entering the hours and/or minutes, or can run indefinitely by entering 00:00. Figure 14. Network Timeout Screen • Toggle Test Direc...
Page 25 - Performance History Channel # Menu
Menu Descriptions 61181307L7-5E 17 Performance History Channel # Menu The Performance History Channel # menu ( Figure 18 ) displays the performance of a specific channel. From this screen, the network or customer receiver may be selected. Figure 18. Performance History Channel # Menu Performance His...
Page 27 - Scratch Pad, Circuit ID Menu
Menu Descriptions 61181307L7-5E 19 Scratch Pad, Circuit ID Menu The Scratch Pad, Circuit ID menu ( Figure 22 ) is used to give each circuit a circuit ID name, number, or identity of the users choosing. The scratch pad can be used to make specific notes or reminders. Figure 22. Scratch Pad, Circuit I...
Page 29 - Channel T1 Threshold Alarm History Screen
Menu Descriptions 61181307L7-5E 21 Channel T1 Threshold Alarm History Screen An individual Channel T1 Threshold Alarm History screen ( Figure 25 ) provides the errored seconds, severely errored seconds, loss of signal seconds, code violation line, and code violation path. Figure 25. Channel T1 Thres...
Page 31 - Clear PM and Alarm Histories Option; Clearing all Performance and Alarm History
Menu Descriptions 61181307L7-5E 23 Clear PM and Alarm Histories Option Selecting the Clear PM and Alarm Histories option from the QDF Main menu, displays the following prompt shown in Figure 29 . Figure 29. Clear PM and Alarm Histories Prompt Press Y to clear historical data. The following line appe...
Page 32 - System PM/Screen Report Menu
Quad Fiber Remote (QDFR) Unit Installation and Maintenance Practice 24 61181307L7-5E System PM/Screen Report Menu System PM/Screen Report menu ( Figure 30 ) is used to generate system reports. Figure 30. System PM/Screen Report Menu 6. Performance History 7. Scratch Pad, Ckt ID 8. Alarm History 9. E...
Page 33 - Download QDFR via Y-Modem Menu
Menu Descriptions 61181307L7-5E 25 Download QDFR via Y-Modem Menu The Download QDFR via Y-Modem menu ( Figure 31 ) initiates a Y-Modem file transfer from the computer connected to the craft access port to the QDFR. This file is downloaded to the QDFR. The file downloaded to the QDFR should be of the...
Page 34 - Virtual Terminal Control; to begin a user-initiated; to
Quad Fiber Remote (QDFR) Unit Installation and Maintenance Practice 26 61181307L7-5E Virtual Terminal Control The Virtual Control screen allows control of remote unit provisioning from a QDR module. Select the Log into QDFR option from this screen and press E NTER to begin a user-initiated session w...
Page 35 - Maintenance; MAINTENANCE; SPECIFICATIONS; Specifications for the QDFR are detailed in; Specification; Operating Temperature:; Power; Maximum Power Dissipation:; Physical
Maintenance 61181307L7-5E 27 MAINTENANCE The QDFR does not require routine maintenance for normal operation. In case of equipment malfunction, use the rear panel bantam jack connectors to help locate the source of the problem. ADTRAN does not recommend that repairs be attempted in the field. Repair ...
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Page 37 - FIBER LINE UNIT MAINTENANCE MODES; Loopback Process Description; only
61181307L7-5E A-1 Appendix A QDFR Loopbacks FIBER LINE UNIT MAINTENANCE MODES This appendix describes operation of the optical fiber system with regard to detection of in-band and ESF facility data link loopback codes.Upon deactivation of a loopback, the T1 channel interface will synchronize automat...
Page 38 - Loopback Control Codes; A summary of control sequences is given in; Pattern
Quad Fiber Remote (QDFR) Unit Installation and Maintenance Practice A-2 61181307L7-5E Loopback Control Codes A summary of control sequences is given in Table A-1 . All codes must be sent for a minimum of 5 seconds to be detected and acted upon. NOTE In all control code sequences presented, the in-ba...
Page 42 - Select the correct T1 channel to monitor.
Quad Fiber Remote (QDFR) Unit Installation and Maintenance Practice B-2 61181307L7-5E MONITOR MODE Monitor Tx to Customer The Rx of the monitor BERT receives data from the TX point of the test jack, Figure B-1 . This monitors the data that the customer’s equipment is receiving from the network equip...
Page 43 - Monitor Mode; Monitor Rx from Customer
Monitor Mode 61181307L7-5E B-3 Monitor Rx from Customer The Rx of the monitor BERT receives data from the RX point of the test jack, Figure B-2 . This monitors the data that the customer’s equipment is transmitting to the network equipment. Figure B-2. DSX MON, Rx from Customer To set up the QDFR fo...
Page 45 - Terminate Mode; Intrusive Tx to Network and Rx from Network
Terminate Mode 61181307L7-5E B-5 Intrusive Tx to Network and Rx from Network NOTE This is an intrusive test and the original data path will be dis-rupted. The Tx of the BERT connects to the Tx of the test jack. The Rx of the BERT connects to the Rx of the test jack, Figure B-3 . The Tx data of the t...
Page 47 - WARRANTY AND CUSTOMER SERVICE
61181307L7-5E C-1 Appendix C Warranty WARRANTY AND CUSTOMER SERVICE ADTRAN will replace or repair this product within the warranty period if it does not meet its published specifications or fails while in service. Warranty information can be found at www.adtran.com/warranty . Refer to the following ...
Page 48 - Carrier Networks Division
Carrier Networks Division 901 Explorer Blvd. Huntsville, AL 35806 ®
