Polycom spectralink sca408 사용자 설명서

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System Administration 
PN: 1725-36097-001_J.doc 
49
The following 
STATUS
 LEDs are displayed in combination with the 
ERROR
 LED. 
STATUS LEDs 
Description 
Action 
1, 2, 3, 4, 5 
MCU has not been configured for 
switch interface type. 
Assign a switch type to the MCU. See 
Chapter 5, section Install MCUs -Set Switch 
Interface Type
 for instructions.  
1, 3 
A Base Station has reported an 
internal problem. 
Replace the Base Station. In rare cases a 
problem with the MCU can cause this error. 
2, 3 
No communication with one or more 
Base Stations on this MCU. 
 
 
 
 
Check cabling to verify that the Base 
Station’s cable is plugged into and fully 
seated in the Base Station port at the back 
of the MCU and plugged into the Base 
Station at the other end. 
If the LED on the Base Station is not lit, 
check for proper wiring of the 8-pin modular 
plugs. See Chapter 4, section Terminate 
Cable at Base Station Locations
If the cable is over 600 feet long, verify that 
the extra wire pairs have been connected 
correctly. 
If the Base Station LED is flashing red, 
check for open or shorts on pins 1 and 2 of 
the cable. 
If the Base Station has been removed, 
acknowledge the alarm by moving the 
mode switch to REGISTER. Press the STEP 
button until the LED for the removed Base 
Station is blinking. Press DEL/ENTER, then 
move the mode switch back to NORMAL. 
1, 2, 3 
Internal communication problem with 
the MCU. 
Replace the MCU. 
4 IPC 
problem. 
Check IPC cabling by disconnecting and 
reconnecting the MCUs. Connect the Male 
RJ-21 connector from the appropriate 
demarcation block to the designated RJ-21 
connector (A or B) on each MCU. Secure 
cables using the keeper. 
If the error still occurs try using a different 
IPC cable. Replace MCU if the problem still 
occurs. 
4, 5 
The switch type selected is not 
supported by this MCU. 
Verify that the switch type selected is 
correct. If the type is incorrect, repeat the 
steps to select a new switch type. See 
Chapter 5 section Install MCUs -Set Switch 
Interface Type.