High voltage power supply lower (HVPS-D)
Before proceeding, remove the following components:
●Toner collection unit. See Toner collection unit on page 79.
●Formatter. See Formatter PCA on page 81.
●Right rear cover. See Right rear cover on page 109.
●Left cover. See Left cover on page 111.
●Rear cover and upper rear cover. See Rear cover and upper rear cover on page 124.
NOTE: It is not necessary to separate the upper rear cover from the rear cover to remove the high voltage power supply lower.
●Interconnect board (ICB). See Interconnect board (ICB) on page 158.
●Low voltage power supply. See Low voltage power supply on page 163.
Remove the high voltage power supply lower
CAUTION: 
ESD sensitive part.
1.Disconnect two connectors (callout 1), and then remove three screws (callout 2).
NOTE: The screws include lock washers and are unique to this assembly. Make sure to reinstall with this assembly.
Figure
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ENWW | Internal assemblies 167 |