d&b audiotechnik D40 - Error Messages and Troubleshooting; Possible Error Messages (ID 11-39)

Service/Maintenance and care
10.3 Possible error messages
The following table lists possible error messages appearing on the
display ordered by the error Id.
ID Display text Eventlog text Description Location Possible reasons
11 System error 128 System error 128
(I2C, IC 0x%02X,
Pos %d)
Internal I2C comm.
error
DSP Internal hardware or
software defect
15 Unknown device type Unknown device type
%d
Unknown device type Wrong or missing
serial No.
16 Invalid device ident Invalid device ident
%d
Invalid hardware
configuration
ADDAC, Amp, SMPS Missing or wrong
module identification
19 Invalid display ident Invalid display board
ident %d
Invalid DISPLAY
identification
Display Missing or wrong
DISPLAY identification
20 Program error %u Program error %d,
%d, %d, %d
Program error DSP Various
21 Invalid DSP Data Invalid DSP database
(Position %d, Error
%d)
Invalid DSP data DSP Software error
25 Program error %u Program error %d:
AWL error %d in
AWL %d, line %d
Program error DSP Various
27 SMPS in bootloader SMPS stuck in
bootloader
Software missing on
SMPS controller
SMPS Firmware update
failed or flash
corruption, retry
update
28
SMPS comm. error SMPS communication
error (error %04X)
SMPS comm. error
Missing keepalive for
1 sec
SMPS SMPS defect or
internal
communication
disturbed
30
SMPS temp. error %d
°C
SMPS temperature
error %3d°C (power
%uW)
Critical SMPS
temperature
SMPS Insufficient cooling
32-34 SMPS supply error SMPS supply error
XXXVXXX (%5dmV,
err %04X)
Supply voltage out of
range
SMPS Fluctuating mains
voltage, SMPS defect
35 SMPS ZK1
overvoltage
SMPS supply error
Zk1 overvoltage
(Zk1 %3dV, %04X)
Supply voltage out of
range
SMPS
36 Mains surge Mains surge detected
(Zk1 peak %3dV,
Mains peak %3dV)
SMPS surge restart SMPS Rapid surge on mains
voltage
37 Mains undefined
range
Mains undefined
range (avg %3dV, err
%04X)
Mains voltage out of
range at startup
SMPS see Þ Chapter 9.1.3
"Automatic mains
range selection"
on page 61
38 SMPS overcurrent SMPS overcurrent (i-
peak %3.1dA, avg
%3dV, err %04X)
SMPS overcurrent SMPS
39 Mains overvoltage Mains overvoltage
(avg %3dV, peak
%3dV, err %04X)
Mains voltage too
high for current range
SMPS see Þ Chapter 9.1.3
"Automatic mains
range selection"
on page 61
d&b D40 Reference manual 1.5 en 67