HP LASERJET PRO M251nw - Page 70

High-voltage power supply
CAUTION: Do not bend or fold the flat flexible cables (FFCs) during removal or installation. Do not
straighten pre-folds in the FFCs. You must make sure that all FFCs are fully seated in their connectors.
Failure to fully seat an FFC into a connector can cause a short circuit in a PCA.
1. Remove the following components:
●
Right cover. See
Right cover on page 15.
●
Left cover. See
Left cover on page 18.
●
Rear right cover. See
Rear right cover on page 21.
●
Rear-upper cover. See
Rear upper cover on page 22.
●
Upper cover. See
Upper cover, LCD control panel products (HP LaserJet Pro 200 color
M251n Printer) on page 26 or Upper cover, touchscreen control panel products (HP LaserJet
Pro 200 color M251nw Printer) on page 28.
2. Disconnect one FFC (callout 1).
Figure 1-65 Remove the high-voltage power supply (1 of 4)
1
56 Chapter 1 Removal and replacement ENWW