HP laserjet 3390, 3392 all-in-one Manuale Di Servizio
6.
Remove two screws (callout 5) from the left side of the all-in-one, and then push the interlock cables
and the formatter cable (callout 6) through the hole in the chassis.
and the formatter cable (callout 6) through the hole in the chassis.
5
5
6
Figure 5-76
Remove the ECU (5 of 8)
7.
Spread the all-in-one frame on one side of the all-in-one to release the internal tabs that secure
the ECU to the chassis.
the ECU to the chassis.
Figure 5-77
Remove the ECU (6 of 8)
ENWW
Internal assemblies
167