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Table of Contents
1.( Important Safety Information(....................................................................................................(4(
Read this First(.............................................................................................................................(4(
Safety Instructions(................................................................................................ ...................... (4(
Audience(......................................................................................................................................(4(
2.( The Hoymiles Microinverter System(........................................................................................(5(
3. DTU Basic Operation(....................................................................................................................(7(
3.1 LCD Screen Display at Start Up(........................................................................................(7(
3.2 Normal Operation(.................................................................................................................(7(
3.3 DTU local Interface(..............................................................................................................(8(
4. DTU Installation(...........................................................................................................................(14(
4.1 System Capacity(................................................................................................................(14(
4.2 Required Basic Conditions(...............................................................................................(14(
4.3 Installation Sequence(........................................................................................................(15(
4.4 Install the DTU(................................ ................................ .................................................... (16(
5. Troubleshooting(...........................................................................................................................(23(
5.1 LCD screen displays “NC”(................................................................................................(23(
5.2 The number of linked microinverters is less than total number of microinverters(....(23(
6. Technical Data(.............................................................................................................................(24(
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