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General| Brand | Raisecom |
|---|---|
| Model | RC905-EE1 |
| Category | Media Converter |
| Language | English |
Details RC905-EE1(REV.B) interoperability and incompatibilities with other models.
Lists key functionalities including Ethernet/E1 ports, fractional/transparent modes, and flow control.
Details the front panel layout and the meaning of each indicator light.
Describes the E1 and Ethernet interface ports and their specifications.
Lists technical specifications for E1 and Ethernet interfaces, including cable types.
Details 10Base-T Ethernet, IEEE protocols, duplex modes, and MAC address handling.
Covers operating temperature, humidity, power supply options, and device dimensions.
Explains the configuration of DIP switches for Ethernet port and E1 interface settings.
Table detailing switch setup for Ethernet port working modes like auto-negotiation and fixed duplex.
Explains the function of SW2 bits 2, 3, and 4 for E1 interface settings like transparency and loopback.
Details DIP switch settings (bits 5-8) for configuring E1 interface impedance (BNC/RJ-45).
Explains SW1 bits 1-5 for setting fractional E1 bandwidth (N*64Kbps).
Details SW1 bits 6, 7, and 8 for PCM selection, CRC checkout, and clock mode in fractional E1.
Ensures E1 link cable compatibility with connected equipment like PDH, SDH.
Default settings for 75 ohm unbalanced E1 and 10/100M Ethernet auto-negotiation.
Connects via CAT 5 cable (max 100m) and supports auto MDI/MIDX for Ethernet.
Defines pinout for BALANCE-RJ45 connector for E1 link balanced interface.
Instructions for connecting DC power supply connectors (–48V, Ground, 0V).
Addresses issues when the Power indicator (PWR) is OFF.
Troubleshoots issues when the Ethernet link indicator (LNK) is OFF.
Diagnoses issues when the E1 link loss alarm (LOS) indicator is ON.
Troubleshoots E1 frame alarms (LOF, AIS, CRC) indicated by the LER.
Addresses steady RLP indicator, suggesting remote loop-back mode.
Diagnoses issues when the remote alarm indicator (RAL) is steady ON.
Identifies causes for severe network packet loss and required clock settings.
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