Flowchart For Troubleshooting Mca - Nortel Meridian 1 Manual
Telephone and attendant console installation
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Also See for Meridian 1:
- Manual (1121 pages) ,
- Planning and installation manual (612 pages) ,
- Planning, installation and operating instructions (556 pages)
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Figure 64
Flowchart for troubleshooting MCA
Distinctive flash
Telephone bad
(A44-A64 interface check)
Power up
LED check
<cr>
Enter number or
H for help
Set to remote loopback mode
M <cr>
R <cr>
Remote loopback: Y <cr>
Q <cr>
or program P38 (when
equipped with display)
<cr>, dial data DN
Call connected
Type few characters
Echoes characters
MCA good
Add-on modules
Attach
LED lit
RS-232 cable
to DTE
AT
No menu
<cr>
P66
No menu
KBD
<cr>
Note: If equipped with display,
check with P62 whether it is
Terminal mode or Host mode.
No echo
Telephone and attendant console installation
Page 213 of 224
LED lit
MCA bad
No AT
echo
MCA
bad
P28 (Note)
<cr>
MCA bad
553-5526
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