® Section 61180001L1#S-5DIssue 4, February 2009CLEI Code: VAM5K00F_ _61180001L1#S-5D 1Trademarks: Any brand names and product names included in this document aretrademarks, registered trademarks, or trade names of their respective holders.Figure 1. Total Access 1500 ChassisCONTENTS1. General .................................................................... 12. Installation............................................................... 33. Maintenance .......................................................... 124. Warranty and Customer Service ........................... 145. Specifications ........................................................ 14FIGURESFigure 1. Total Access 1500 Chassis .......................... 1Figure 2. Flush-Mount Bracket Orientation................ 3Figure 3. Mid-Mount Bracket Orientation .................. 4Figure 4. Power and Ground Connectors .................... 4Figure 5. Total Access 1500 Backplane and Pinouts .. 6Figure 6. Ring Generator Connector ........................... 7Figure 7. Redundant Composite Clock Wiring........... 8Figure 8. Daisy-Chained Composite Clock Wiring .... 9Figure 9. Alarm Contacts .......................................... 10Figure 10. RS-485 Wiring......................................... 13TABLESTable 1. Compliance Codes ........................................ 2Table 2. Total Access 1500 Chassis Specifications .. 141. GENERALThis practice is an installation and maintenance guidefor the ADTRAN Total Access® 1500 Chassis(P/N 1180001L1#S), illustrated in Figure 1.Revision HistoryThis is the fourth issue of this practice. This release addsa note concerning wiring of the Composite clock inputwhen using the 1180009L1 Dual LIU and the1180109L1 Quad LIUs. (See Data Connections onpage 7.)FeaturesThe basic features of the Total Access 1500 TotalAccess 1500 Chassis include the following:• Rackmount design• Scalable network connectivity• 1-5 T1 capacity (4 T1s and a Protect T1 for TR-08applications using a Quad LIU)• Three common units:– Power Supply/Ring Generator (PSU/RGU)– System Controller Unit (SCU)– Line Interface Unit (LIU)• T1 Network Interface• 24 slots for combination of voice and data services• Variety of access module units• Network management capabilities (TL1, SNMP)• Multiple configuration arrangements• TR-08 compatible (Modes 1, 2, and 3)• Supports Mechanized Loop Testing (MLT)• NRTL Safety Listed and FCC compliant• Meets NEBS Level 3 requirementsGeneral DescriptionThe Total Access 1500 Chassis is designed to meet avariety of operating configurations and services, such asPOTS and Special Services. The Total Access 1500 isintended for use in central office, remote terminal, andcustomer premise applications. The Total Access 1500System is comprised of the chassis, common cards, andaccess modules.Physical DescriptionThe Total Access 1500 chassis is 23 inches wide by3.50 inches high by 10.75 inches deep and is made ofheavy gauge metal. The unit mounts in a standard 23-inch wide rack.1500PSU-A PSU-APSU-B SCU 1 2 3 4 5 6 7 8 9 10 11 12 1413 15 16 17 18 19 20 21 22 23 24LIU-BSCU1180008L2HSTMLTBSYMJRTIMINGCRAFTMNRRMTACOLIU1180109L1ACPYELREMMASTERRDREDRCVTESTSTATUSTXMONITORRXLIU1180109L1ACPYELREMMASTERRDREDRCVTESTSTATUSTXMONITORRXPOTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234POTS RT1180408L1BUSY1234Total Access 1500 ChassisInstallation and Maintenance Practice