Fronius TransSynergic 5000 - Nothing Happens on Control Panel (TPS 2700)

18
Start
Voltage OK on prima-
ry rectifier V1=320V/
560V DC?
Check mains cable,
mains switch, line
filter, rectifier and
supply voltage
No
Voltage on intermedi-
ate circuits 1 and 2 >
250V DC?
Change BPS
Are LEDs +5V, +12V
flashing on the ASU 27,
as well as LED for mains
400V at 400V U
nom
,
and LED for mains 230V
at 230V U
nom?
Change ASU 27
On MV power sources
Change BPS
+24V int/ext LEDs
flashing on UST?
Switch power source
off, unplug plug X3
from UST, switch
power source on
Change NT 24
Yes
Yes
Steady +24V int/ext
LEDs on NT 24?
Switch power source
off, plug X3 plug into
UST and unplug X7,
switch power source
on
No
No
Check cooling unit
Steady +24V int/ext
LEDs on UST?
Yes
No
Yes
No
Change BPS
No
Yes
Yes
A
Nothing happens
on control panel
(TPS 2700)