Danfoss VLT AQUA Drive FC 202 Operating Instructions Manual page 46

Maintenance, Diagnostics an...
WARNING/ALARM 36, Mains failure
This warning/alarm is only active if the supply voltage to
the frequency converter is lost and parameter 14-10 Mains
Failure is NOT set to [0] No Function.
Troubleshooting
•
Check the fuses to the frequency converter and
mains power supply to the unit.
ALARM 38, Internal fault
When an internal fault occurs, a code number defined in
Table 7.4 is displayed.
Troubleshooting
•
Cycle power.
•
Check that the option is properly installed.
•
Check for loose or missing wiring.
7 7
Contact the Danfoss supplier or Danfoss service if
necessary. Note the code number for further trouble-
shooting directions.
No.
0
256–258
512
513
514
515
516
517
518
519
783
1024–1279 Sending a CAN telegram failed.
1281
1282
1283
1284
1299
1300
1301
1302
1315
1316
1317
1318
44
Text
Serial port cannot be initialised. Contact the
Danfoss supplier or Danfoss Service.
Power EEPROM data is defective or too old.
Control board EEPROM data is defective or too old.
Communication timeout reading EEPROM data.
Communication timeout reading EEPROM data.
Application-oriented control cannot recognise the
EEPROM data.
Cannot write to the EEPROM because a write
command is in progress.
Write command is under timeout.
Failure in the EEPROM.
Missing or invalid barcode data in EEPROM.
Parameter value outside of min/max limits.
Digital signal processor flash timeout.
Power micro software version mismatch.
Power EEPROM data version mismatch.
Cannot read digital signal processor software
version.
Option SW in slot A is too old.
Option SW in slot B is too old.
Option SW in slot C0 is too old.
Option SW in slot C1 is too old.
Option SW in slot A is not supported (not
allowed).
Option SW in slot B is not supported (not allowed).
Option SW in slot C0 is not supported (not
allowed).
Option SW in slot C1 is not supported (not
allowed).
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®
VLT AQUA Drive FC 202
No.
1379
1380
1381
1382
1536
1792
2049
2064–2072 H081x: option in slot x has restarted.
2080–2088 H082x: option in slot x has issued a power-up wait.
2096–2104 H983x: option in slot x has issued a legal power-up
2304
2305
2314
2315
2316
2324
2325
2326
2327
2330
2561
2562
2816
2817
2818
2819
2820
2821
2822
2836
3072–5122 Parameter value is outside its limits.
5123
5124
Text
Option A did not respond when calculating
platform version.
Option B did not respond when calculating
platform version.
Option C0 did not respond when calculating
platform version.
Option C1 did not respond when calculating
platform version.
An exception in the application-oriented control is
registered. Debug information written in LCP.
DSP watchdog is active. Debugging of power part
data, motor-oriented control data not transferred
correctly.
Power data restarted.
wait.
Could not read any data from power EEPROM.
Missing SW version from power unit.
Missing power unit data from power unit.
Missing SW version from power unit.
Missing lo_statepage from power unit.
Power card configuration is determined to be
incorrect at power-up.
A power card has stopped communicating while
main power is applied.
Power card configuration is determined to be
incorrect after the delay for power cards to
register.
Too many power card locations have been
registered as present.
Power size information between the power cards
does not match.
No communication from DSP to ATACD.
No communication from ATACD to DSP (state
running).
Stack overflow control board module.
Scheduler slow tasks.
Fast tasks.
Parameter thread.
LCP stack overflow.
Serial port overflow.
USB port overflow.
cfListMempool too small.
Option in slot A: Hardware incompatible with
control board hardware.
Option in slot B: Hardware incompatible with
Control board hardware.
MG20MC22