WisyCom MPR50-IEM - Troubleshooting

MPR50-IEM User Manual
Rev. 01

TROUBLESHOOTING
Problem
Possible cause
Possible solution
HW init failedmessage
appears on the display
Error during the hardware initialization
phase
-reset the receiver, if the
problem persists send to repair
at Wisycom Repair Centre
Battery Lowmessage
appears on the display
Low level on the battery
- change batteries or
- recharge the batteries
Battery charge failed
message appears on the
display
Error during batteries charger
(damage batteries or wrong batteries)
- change batteries
I2C communication error
message appears on the
display
Communication error on bus I2C
- send to repair at Wisycom
Repair Centre
Device ID copy1 invalid
Memory recovered
message appears on the
display
Error during the initialization phase. The
CRC-16 check of device data (copy 1)
detects error.
- nothing (the receiver
automatically replace the
corrupt copy1 with copy2)
Device ID copy2 invalid
Memory recovered
message appears on the
display
Error during the initialization phase. The
CRC-16 check of device data (copy 2)
detects error.
- nothing (the receiver
automatically replace the
corrupt copy2 with copy1)
RF copy1 invalid
Memory recovered
message appears on the
display
Error during the initialization phase. The
CRC-16 check of RF data (copy 1) detects
error.
- nothing (the receiver
automatically replace the
corrupt copy1 with copy2)
RF copy2 invalid
Memory recovered
message appears on the
display
Error during the initialization phase. The
CRC-16 check of RF data (copy 2) detects
error.
- nothing (the receiver
automatically replace the
corrupt copy2 with copy1)
The Serial Number of the
receiver in the Info menu
is UNCAL
Error during the initialization phase. The
CRC-16 check of device data (copy 1 and
copy 2) detects error.
- send to repair at Wisycom
Repair Centre
The errors 87 (Device ID
copy 1 ) and 88 (Device ID
copy 2) appear in the
errors list
Error during the initialization phase. The
CRC-16 check of device data (copy 1 and
copy 2) detects error.
- If the Serial Number in the
Info menu is UNCAL, then send
to repair at Wisycom Repair
Centre
- If the Serial Number in the
Info menu is not UNCAL,
continue to use the receiver
The errors 89 (RF mem.
copy 1 ) and 8A (RF meme.
copy 2) appear in the
errors list
Error during the initialization phase. The
CRC-16 check of RF data (copy 1 and copy
2) detects error.
- contact Wisycom for more
information
The receiver is not able to
tuned on the selected
frequency and the ON led
indicator remains red
Error during frequency tuning
- try to change the frequency, if
the problem persists send to
repair at Wisycom Repair
Centre