powersoft Digam K20 - Chapter 4: User Maintenance; Cleaning, Dust Removal & Error Codes; Service and Support

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4.2Dustremoval
Especiallyinadustyenvironment,thefrontsidefiltersclogwithdustafterprolongeduse,thiswillinterferewithcooling.
Youmayusecompressedairtoremovethedustfromfilters. Toremoveairfiltersseefig(3.4.1),unscrewn°2M2,5X8
screwandrotatethecoveringgrill;repeatthesameoperationontheotherside.
figure4.3.1
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4Usermaintenance
4.1Cleaning
Disconnecttheamplifierfromthe ACmainsourcefirst;useasoftclothtocleanthefaceplateandchassis.
4.4Service
Therearenouser-serviceablepartsinyourDIGAMamplifier.Referservicingtoqualifiedtechnicalpersonnel.
Inadditiontohavinganin-houseservicedepartment,Powersoftsupportsanetworkofauthorizedservicecenters.Ifyour
DIGAMamplifierneedsrepair,contactyourPowersoftdealerordistributor,orcontactthePowersoft TechnicalService
department,toobtainthelocationofthenearestauthorizedservicecenter.
4.3ErrorCodes
Errorcode Errordescr.
1
192KHzclocknotpresent
2
Positive15Vaux
4
Negative15Vaux
8
Positive5Vanalog
100
NegativepowerbusCh1
200
NegativepowerbusCh2
2000
PositivepowerbusCh1
4000
PositivepowerbusCh2
8000
Externalauxiliaryvoltage
Checkrailfuses
CheckrailfusesCh1andCh2
Theerrorcodevaluedisplayedinthemainscreenis
thesumofthesingleerrorcodevalue.
Example: 4301=4000+200+100+1
PositivepowerbusCh2
NegativepowerbusCh2
NegativepowerbusCh1
192KHzclocknotpresent
means
+
+
+
screw filter
coverage
grill