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Baseband Description

Baseband 6648

Description

271/1551-LZA 701 6001/1 Uen A

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Summary of Contents for Baseband 6648

Page 1: ...Baseband Description Baseband 6648 Description 271 1551 LZA 701 6001 1 Uen A ...

Page 2: ...are subject to revision without notice due to continued progress in methodology design and manufacturing Ericsson shall have no liability for any error or damage of any kind resulting from the use of this document Trademark List All trademarks mentioned herein are the property of their respective owners These are shown in the document Trademark Information 271 1551 LZA 701 6001 1 Uen A 2020 04 29 ...

Page 3: ...3 Technical Data 5 3 1 Dimensions 5 3 2 Environmental Characteristics 5 3 3 Power Characteristics 5 4 Hardware Architecture 7 5 Baseband Interfaces 8 6 Standards and Regulations 10 6 1 Regulatory Approval 10 6 2 Preventive Maintenance 12 6 3 Spare Parts 12 6 4 Transportation and Storage 12 Contents 271 1551 LZA 701 6001 1 Uen A 2020 04 29 ...

Page 4: ...Baseband Description 271 1551 LZA 701 6001 1 Uen A 2020 04 29 ...

Page 5: ...vides switching traffic management timing baseband processing and radio interfacing The baseband unit is in the 19 inch format with 12 Common Public Radio Interface CPRI or eCPRI ports enabling increased connectivity for radio units 1 3 Variants Baseband 6648 R2C and R2D versions have an operating temperature of 0 to 45 C R2C and R2D versions have approximately 10 higher power consumption across t...

Page 6: ... inch baseband units and a number of external radios For information about 19 inch baseband unit placement in an enclosure or an RBS refer to Enclosure Description or RBS Description AIR RRU Ge19971A Optical cable Optical cable Power cable AIR Radio Antenna Baseband 6648 Power IRU RD Figure 2 19 Inch Baseband Connected to External Radios 1 5 Warranty Seal The product is equipped with a warranty se...

Page 7: ...tion For the block diagram of the Baseband see Figure 3 Ge0376B Baseband Processing Transmission Timing Radio interface Baseband Figure 3 Baseband Block Diagram For more information about the external synchronization see the following documents GNSS Receiver System Description GNSS Receiver System User Guide Manage Network Synchronization Manage Node Group Synchronization Function Description 271 ...

Page 8: ... Manage LTE RAN Synchronization Baseband Description 4 271 1551 LZA 701 6001 1 Uen A 2020 04 29 ...

Page 9: ...ty 5 95 Absolute humidity 1 29 g m3 Maximum temperature change 0 5 C min Note The operating environment of the unit must be a temperature controlled enclosed location suitable for sensitive data and telecommunication equipment with very low levels of airborne particles For example Network Telecommunication Facilities or inside an Outside Plant OSP cabinet 3 3 Power Characteristics The power supply...

Page 10: ...mmended fuse rating corresponds to peak load and depends on the configuration 2 This value is the internal maximum fuse rating for the unit General fuse dimensioning have to take all external factors into account such as local regulations and cable dimensioning 3 3 1 Power Consumption The power consumption values are presented as typical and maximum values for a unit with fan The typical values ar...

Page 11: ...ch baseband unit Figure 4 Baseband 6648 Hardware Architecture Baseband Ge19101A B A C C Table 6 19 Inch Baseband Hardware Units Position Name of Units Number of Units A 19 inch baseband unit 1 B Fan module 1 C Movable Brackets 2 Hardware Architecture 271 1551 LZA 701 6001 1 Uen A 2020 04 29 7 ...

Page 12: ...e rates CPRI 2 5 Gbps 4 9 Gbps 9 8 Gbps 10 1 Gbps and 24 3 Gbps eCPRI 10 3 Gbps and 25 Gbps 14 Yes RS 7 8 TN E RJ 45 100 Mbps 1 Gbps Ethernet transmission External interface electrical Yes N A N A SYNC RJ 45 Synchronization interface for connection of a GNSS receiver unit for example GRU 04 01 External interface Yes ALARM 1 ALARM 2 RJ 45 External alarm interface 2 The unit supports eight external ...

Page 13: ...EEE802 3 clause 108 8 Only supported in 25G link speed 9 IEEE802 3 clause 74 10 SFP is needed for rates higher than 2 5 Gbps 11 SFP28 is needed for rates higher than 10 Gbps 12 SFP is needed for CPRI rates higher than 2 5 Gbps 13 SFP28 is needed for CPRI rates higher than 10 Gbps 14 Depending on the Software Package 15 Only available when unit is in network loader state 16 RS 232 interface Accesse...

Page 14: ...tive 2011 65 EU Restriction of Hazardous Substances in Electrical and Electronic Equipment RoHS Directive 2011 65 EU North American market requirements Products containing Radio Equipment outside North America and in countries not recognizing the CE mark may be labeled according to national requirements or standards 6 1 1 Environmental Standards Compliance The product complies with the following e...

Page 15: ...EMC standards International 3GPP TS37 113 Europe ETSI EN 301 489 1 ETSI EN 301 489 50 North America FCC CFR 47 Part 15 B IC ICES 003 B 6 1 4 Radio Standards Compliance The product complies with the following radio standards International 3GPP TS37 141 Europe ETSI EN 301 908 1 ETSI EN 301 908 18 Standards and Regulations 271 1551 LZA 701 6001 1 Uen A 2020 04 29 11 ...

Page 16: ... designed for a technical lifetime of 10 years 24 hour operation The following preventive maintenance conditions must be fulfilled to guarantee the availability Air Intake The air intake must be inspected and cleaned if necessary every year 6 3 Spare Parts The product adheres to the Ericsson Serviceability and Spare Part Strategy 6 4 Transportation and Storage For information about transportation ...

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