Inc. Program Optimizer Manual

Replacing a DP600 Power Supply
Dolby
®
DP600 Program Optimizer Manual 51
3.2 Replacing a DP600 Power Supply
TheDP600requiresonlyonepowersupply;asecondunitisprovidedforbackup.Ifa
problemoccurswitheitheroftheseredundantpowersupplies,thepowerfailureindicator
LEDonthefrontpanelflashesred(seeFigure 3‐9)andawarningalarmsounds.TheDolby
catalognumberforeach
ofyourDP600’spowersuppliesisidentifiedbyalabelaffixedto
therightsideofeachunit.
Figure3‐9 
Figure 3-9 DP600 Front-Panel Power Supply Indicator
ToreplaceaDP600powersupply:
1. IdentifythefailedunitintherearpanelbyitsnonilluminatedLED,asshowninthe
exampleinFigure 3‐10.
Figure3‐10 
Figure 3-10 DP600 Failed Power Supply (Top Unit in Figure)
!
4
3
2
1
Failed power supply
red LED