![background image](http://html.mh-extra.com/html/microwave-radio-communications/mrx4000-plus/mrx4000-plus_operators-manual_1789799099.webp)
Troubleshooting
4-3
MRX4000 PLUS
Operator’s Guide/
Technical Reference Manual
Table 4-2: Primary Error Codes
Error Code
Meaning
Suggested Operator Action
Suggested Technical Staff Action
Status Errors
(MPEG/COFDM portion of System is reporting an abnormal condition.)
E120
MPEG Transport Lock Fault
Note - These errors will appear only if the
MRX4000 PLUS contains the COFDM/
MPEG option.
•
Verify condition of cable connections.
•
Contact technical staff
If problem persists, possible hardware
failure. Contact MRC Technical Support.
E121
MPEG Video Lock Fault
E122
MPEG PCR Lock Fault
Status Errors
(FMR portion of System is reporting an abnormal condition.)
E200
FMR Audio 1 PLL Unlock Fault
Note - These errors will appear only if the
MRX4000 PLUS contains the FMR
option.
•
Verify condition of cable connections.
•
Contact technical staff
If problem persists, possible hardware
failure. Contact MRC Technical Support.
E201
FMR Audio 2 PLL Unlock Fault
E202
FMR Audio 3 PLL Unlock Fault
E203
FMR Audio 4 PLL Unlock Fault
E204
FMR Audio 1 No Sub-carrier Fault
E205
FMR Audio 2 No Sub-carrier Fault
E206
FMR Audio 3 No Sub-carrier Fault
E207
FMR Audio 4 No Sub-carrier Fault
Parameter Errors
(Some internal parameter is outside of allowable limits.)
E340
DCC 5.5 Volt Line Fault
•
Contact technical staff.
If problem persists, possible hardware
failure. Contact MRC Technical Support.
E341
DCC 5 Volt Line Fault
E342
DCC +12 Volt Line Fault
E343
DCC -12 Volt Line Fault
E344
DCC 24 Volt Line Fault
Summary of Contents for MRX4000 PLUS
Page 2: ......