Printed circuit-board assemblies (PCAs)

Engine controller assembly (DC controller) PCA

WARNING! ESD sensitive component.

CAUTION: When removing the engine controller assembly (callout 1) from the rear of the product, the portion (callout 2) on the left side of the assembly might be hot. Allow enough time for the engine controller assembly to cool after the product power is turned off.

Figure 1-53Allow the engine controller assembly to cool

1

2

1.Remove the following components:

●Tray 2 cassette

●Right cover. See Right cover on page 12.

●Left cover. See Left cover on page 11.

●Rear cover, rear door, and feed assembly. See Rear cover, rear door, and feed assembly on page 20.

●Top cover assembly. See Top cover with touchscreen control-panel module on page 16 or Top cover with LCD control-panel module on page 13.

ENWW

Removal and replacement procedures 41