Baseband 6630 » History » Revision 4
Revision 3 (zarya, 09/05/2022 05:46 PM) → Revision 4/7 (zarya, 09/05/2022 06:16 PM)
h1. Baseband 6630 (KDU 137 848/11)
Ericsson Baseband 6630 Digital Unit is 5G Ready and Full Mixed-mode – It runs GSM, WCDMA, LTE and IoT concurrently on a single Baseband board and ready for 5G.
h2. Connectors
h3. Power (-48v)
Connector type: ET20 A (https://www.te.com/usa-en/product-2204534-1.html)
Possible cable options:
|_.SKU|_.Description|
| RPM 777 526/L | 2 wire ET connector to 3 wire ET connector used for Power 6610. |
| RPM 777 527/L | 3 wire with open end. |
| RPM 777 528/L | 3-wire with loop to 2-wire open end. |
Lengths 01000, 02500, 05000, 10000.
The unit supports 3-wire (DC-I) power feed. It can also support 2-wire (DC-C) power feed by making a jumper
connection in the power cable.
!6630_power_connector.png!
h3. TN (A,B,C,D)
h3. IDL (A,B)
These ports are used for connecting 2 base-bands together
h3. CPRI (A-Q)
These ports are used for connecting the radio units (RU and/or RRU)
h3. Sync
Local GPS connection (can also be done via IP/TN ports)
h3. SAU
Interface for connection of a Support Alarm Unit
h3. LMT
Local management access
Base Band IP 169.254.2.2/16
h3. EC
Enclosure Control Bus (ECB), possibly rs485
h3. Alarm (1 & 2)