2/ LZN 91 Tools and Instruments 3 RBS Maintenance Manual all other Ericsson products using the product number to identify each product. The manual is intended as an overview of the Ericsson RBS .. as well as the indoor version RBS will be given in the. We have RBS DXUA BOE 14/1 R16B in stock. RBS is an indoor macro base station, we have all version in this store. If you need more.

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Plate C is the same for all models.

Fit a tie-wrap to the rear wall of the cabinet to gather all the all the loose cables. Remove the coaxial links a, b, c and d.

See Spare Parts Catalogue, Appendix B, to determine which repairable units should be returned for repair. The routines also define how the faulty, replaced RUs shall be treated. Description The temperature inside the cabinet is out of permissible range. On 9 Replace the sensor cable s 10 BS fault indicator Off status?

These symptoms may develop within a week, or after a period of several years. Check for missing TRU dummies. Unplug the cable from the fan to the connector on the cable that goes behind the backplanes to FCU 2. The flowchart s in the chapter Fault Localisation that concern the faulty unit s is read. Preventive maintenance routines Except for the checklist provided, there are no specific preventive maintenance routines for the battery system for first line maintenance.

Loosen the four screws, two on each side, which hold the fan tray in the cabinet. During the 10 minutes waiting time, other units in the cabinet can be maintained. Examples of units Local bus, X bus,Timing busand Environment. Replace the faulty ECU. Set the trigger level to Auto. After replacement, the CDU must be returned to Ericsson for repair.


Ericsson RBS Series

Customer Bill of lading date calculation. For instructions on how to perform a TDR measurement, refer to: The lower ends of the antenna coaxial cables must be 22202 to the CDUs and are marked accordingly. Connect all external wires to the replacement IDM. On A fault is localised in the CU. The relevant manual including this safety information and specific instructions supplied by Ericsson must be followed in any work performed on the Ericsson products or systems.

The location of either can be found in the chapter “Fault Localisation”. It is the responsibility of the local project manager to make certain that local regulations are known and followed. Particles penetrating the skin through wounds or abrasions are liable to cause chronic ulcerations.

Remove the three screws that hold the protective screen in place over the top of the IDM. These tie-wraps hold the CDU bus cables and subrack cables. Some of the alarms also indicate the suspected faulty HW unit in a, so called, RU map. Hazard Beryllium Oxide dust is created by chafing, filing or breakage. All goods are tested, and the test report is provided.

Any ericson on this manual can be submitted in a similar way. If the fault remains, proceed to Section 5. If not, change the terminator. External alarms are customer-defined alarms in the RBS. Replace the alarm and power connectors on the replacement FCU. Tighten the three tie-wraps at the rear wall of the cabinet.


The table below shows the output float voltage of the batteries V DC in relation to the battery temperature. After rricsson, the PSU must be returned to Ericsson for repair. Loosen the four screws two on each side of the IDM that hold it in the cabinet. Secure the new RU by tightening the screws.

Maintenance PDF | pradeep bisht –

Battery mode On The battery power supply is fully or partially used. Isolate gts cabinet from the external DC power source.

Are any of the “TX not enable” indicators on? However, in the text below, only the designation ALNA is used. It is recommended that batteries are purchased locally.

PSU -48 Ericsson BTS GSM

After replacement, the DXU must be returned to Ericsson for repair. Channel group A channel group is a group of dedicated logical channels to a specific MS. This section contains figures showing the location of circuit breaker panels and fuses for the base station. This part of the set can be ordered separately. No fault is detected in the PSU. Select Status information in the Monitor menu. See Note 2 on page 8. Draw the TRU sub-rack forward to permit access to the rear of the sub-rack.

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