NEC SV8300, Руководство по техническому обслуживанию системы

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Chapter 2 TROUBLESHOOTING
2-31
NWA-033627-001 Rev.4.0
95ch2001.fm
FAULT INFORMATION DISPLAY
Line Status and Remedial Action for Hardware Test
• SINGLE LINE TELEPHONE
• DIGITAL MULTILINE TERMINAL
Continued on next page
INDICATED
DATA
LINE STATUS REMEDIAL ACTION
00 Blade is not mounted/
initialized Check the cable connection between the terminal
and the PBX.
Check to see if the cable is cut off.
01 Normal Operation of blade No action is required.
02 – Check to see if a short circuit exists on the line.
03 – Check to see if the Ring wire of the cable is grounded.
04 – Check to see if the LC blade is properly mounted.
05 – No action is required.
INDICATED
DATA
LINE STATUS REMEDIAL ACTION
00 Terminal is not connected
or Tip wire is grounded Check the cable connection between the terminal
and the PBX.
Check to see if the cable is cut off.
Check to see if the Tip wire of the cable is
grounded.
01 Terminal is connected No action is required.
02 Short circuit is made on the
line Check to see if a short circuit exists on the line.
03 Ring wire is grounded Check to see if the Ring wire of the cable is grounded.
04 DLC blade is not mounted Check to see if the DLC blade is properly mounted.
05 Terminal failure Replace the terminal with a known good one and check
to see if the same failure occurs.
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JULY/17/2009