Contents
General information 5
Foreword and safety instructions 7
Scope of these instructions 7
Safety 7
Protective measures against ESD 8
Fronius Technical Support National (TSN) 8
General 8
Tools and measuring devices 8
Function overview 8
Troubleshooting guide 8
Detailed description 8
Replacing components 9
Terms and abbre-viations used 9
Safety inspection 9
Tools and measuring devices 10
General 10
Tools required 10
Measuring and testing equipment 10
Ancillary materials 10
Function overview 11
Principle of the AccuPocket 11
Block diagram of AccuPocket 11
Software Update 12
Reanimating deep-discharge accus 12
Recharging replacement batteries 12
Error location aid 13
Error flowchart 15
Overview 15
No lights on control panel 16
Service codes 17
General 17
Indicated errors 17
Detailed description 21
Detailed description 23
General 23
Overview 23
ACCUPLT PC board 24
General 24
Overview 24
Functional description 24
Plugs and connections 24
LED checklist 25
Measuring points 25
Replacing modules 27
Replacing modules 29
Safety 29
ESD guidelines 29
General 29
Overview 29
Opening/closing the housing 30
Opening the housing 30
Closing the housing 31
Replacing the AccuPack 33
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