Raisecom RC801 User Manual - page 9
Raisecom Technology Co., Ltd
8
4.1.4. DIP-switch SW2 Setup: All OFF by Default
SW2 is the switch for address code setting. When all OFF, the equipment can be remote
managed; otherwise, it can be managed locally through LNK-UP port.
The addresses shall not be the same for the equipment cascaded at
one serial port. There are 4 bits of this switch, so that the max number
of local cascade equipment is 15.
4.1.5. Function Buttons: All “High Position” by Default
• GL LCK / GL CLR Global alarm lock/ Global alarm clear button:
When button is “low”, the GL is on Global alarm lock mode. The GL indicator will not off
once turned on until alarms are cleared.
When button is “high”, the GL is on Global alarm clear mode.
• MASK / NO MASK
“Low”: Mask unused E1’s alarm
“High”: Not mask unused E1’s alarm
• EN RING / DIS RING Alarm ring enable/disable button
“Low”: Enable alarm ring. When there is alarm, the “zi…zi…” alarm rings.
“High”: Disable alarm ring, but the service phone still rings.
• CALL Service phone button
“Low”: the “di…di…” rings at the remote-site equipment
“High”: the ring off at the remote site
4.1.6. Network Management Port
• LNK-UP shall be connected to the serial port of computer or LNK-DWN port of up-level
equipment when cascading
• LNK-DWN shall be connected to low-level equipment LNK-UP port
Please refer to Appendix A.2 for the sequence of serial cable between LNK-UP and
computer serial port.
Please use RJ45-RJ45 straight-through cable to connect LNK-DWN and LNK-UP ports.
4.2. Introduction of the Rear Panel
Figure 4. RC800-120B standalone PDH multiplexer
4.2.1. Power Switch
This switch is used to turn on/off the power supply.
1 2 3 4
ON
OFF