9-1
DP/PA Link and Y Link Bus Couplings
A5E00193841-011
Diagnostics Using LEDs
Overview of contents
This chapter describes the meanings of the LED displays on the IM 157, the
DP/PA coupler and the Y coupler. If the LEDs indicate an error condition, the
possible causes and suggested corrective measures are provided in tables.
Section
Topic
Page
9.1
LED displays of the IM 157
9.2
LED displays of the DP/PA coupler
9.3
LED displays of the Y coupler
9
Summary of Contents for Simatic 6ES7 157-0AC80-0 A0 Series
Page 14: ...Contents xiv DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Page 42: ...Installation 3 12 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Page 70: ...Commissioning the DP PA Link 6 12 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Page 162: ...Technical Specifications B 40 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Page 170: ...Order Numbers and Accessories D 4 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Page 178: ...Glossary Glossary 8 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Page 182: ...Index Index 4 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...