Siemens SK76M530GB Troubleshooting Guide download pdf (Page 35)

Title: Graphos Fault Finding and Troubleshooting Guide

13.3 Figure 3. LDB (LED Driver Board) – Power connections

+

5 Volts

from

LSCU

-

Red wire 48 volt LED

supply + ve link

between LDB PCBs.

Red wire 48 volt

LED supply + ve

Black wire

48 volt LED supply

– ve link between

LDB PCBs.

Black wire

48 volt LED

supply – ve

Part Number 667/HE/31200/000 Issue 2

Page 35 of 39

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