MODEL ACT PSU ADVANCED COMMUNICATIONS TERMINAL POWER SUPPLY UNIT INSTALLATION/MAINTENANCE CONTENTS 1. GENERAL .....................................................................1 2. INSTALLATION ............................................................1 3. CONNECTIONS ............................................................2 4. FACEPLATE INDICATORS .........................................2 5. MAINTENANCE ............................................................2 6. WARRANTY AND CUST

A power failure condition takes precedence over other failures; both a power and temperature failure condition results in a fast blinking RED LED. Amber (slow blink) Over-temperature condition Test LED Off Description Not used If power is applied to the ATLAS 890 unit and there is no active Controller, the front panel LEDs will be in an indeterminate state. The controller must complete its power up sequence before the LEDs are valid. Functionality The ATLAS 890 AC Power Supply furnishes

If the READY indicator fails to illuminate or if you are unable to place or receive calls, see the section Troubleshooting on page 11. 8 NT1 ACE User Manual 6120301 9L1-1 NT 1 ACE User Manual Short Passive Bus Configuration This configuration allows you to connect up to eight TEs at any point on the bus. The bus length is limited to 600 feet, as shown in Figure 5. To select the Short Passive Bus configuration, the CONFIGURATION switch must be set to the SHORT position. The bus terminating

If requested, provide this information to the telephone company. 2. If this equipment causes harm to the telephone network, the telephone company may temporarily discontinue service. If possible, advance notification is given; otherwise, notification is given as soon as possible. The telephone company will advise the customer of the right to file a complaint with the FCC. 3. The telephone company may make changes in its facilities, equipment, operations, or procedures that could affect the pro

The options available are NONE, 50, and 100. See Powering TEs from the NT1 ACE on page 6 for more information concerning Local Bus configurations. The switch labeled CONFIGURATION has two possible options. When set in the LONG position, the Local Bus is configured for Extended Passive Bus. When set in the SHORT position, the Local Bus is configured for Short Passive Bus. Configuration and switch settings are discussed in Short Passive Bus Configuration on page 9 and in Extended Passive Bus Conf

ADTRAN NT1 ACE .....................................1 Figure 2. Interface Connectors ...................................... 1 Figure 3. Switch Locations............................................4 Figure 4. Power Supply Connection .............................7 Figure 5. Short Passive Bus Configuration ...................9 Figure 6. Extended Passive Bus Configuration...........10 Tables Table 1. Status Indicators.............................................2 Table 2. Network Connector P

Box 140000 Huntsville, AL 35814-4000 (256) 963-8000 © 2000 ADTRAN, Inc. All Rights Reserved. Printed in U.S.A. IMPORTANT SAFETY INSTRUCTIONS When using your telephone equipment, basic safety precautions should always be followed to reduce the risk of fire, electric shock and injury to persons. The precautions are listed below. 1. Do not use this product near water (for example, near a bath tub, wash bowl, kitchen sink or laundry tub, in a wet basement or near a swimming pool). 2. Never inst

Place the power supply with the power cord oriented downward. Use four #6 x 3/8" machine screws (supplied) to mount the power supply to either side of the TA 750/850 shelf. Note: Threaded mounting holes are provided on both sides of the shelf. Note: For battery backup installations, it is recommended to mount the power supply on the left side of the TA 750/850 shelf, next to the battery cover hinge. Note: Alternatively, the power supply can be mounted to the backboard with four #6 x 1" wood scre

WARRANTY Warranty for Carrier Network products manufactured by ADTRAN and supplied under Buyer's order for use in the U. S. is ten (10) years. For a complete copy of ADTRAN's U. S. Carrier Networks Equipment Warranty: (877) 457-5007, Document 414. STATUS LEDS AC Power Operation (AC power only) Battery Operation ( AC power supply or battery backup) GREEN OK GREEN OK ( charging) YELLOW Power Fail YELLOW Discharging RED Power Fail RED Low ( < - 40 V) OFF Power Fail OFF Disconnected Alarm Relay ¦ Pr

CLEI: SIPQ0CVF_ _ LPU POWER UNDER VOLTAGE GROUND FAULT OVERLOAD UNDER CURRENT 1181501L2 DESCRIPTION Each ADTRAN LPU provides up to 100 watts of power to an associated DSLAM on a one-to-one basis. The LPU can reside either in a Central Office (CO) or be installed in a remote facility in close proximity to the associated DSLAM. The LPU provides ±145 VDC power and can span distances up to 60 kft (approximately 11 miles). Each LPU occupies any two adjacent slots in a 3192 shelf. Slots not occupied b