2. MAJOUR UNIT REPLACEMENT

EO18-33021

2.3. REPLACING THE PS UNIT

6)Detach the PS Unit from the Bottom Cover.

Bottom Cover

PS Unit

7)Replace the PS Unit as an assembly, then, reassemble in the reverse order of steps 1) to 6).

To replace the Fan Motor, Power Harness, Inlet Ass’y, PSU Cover, etc. individually, follow the steps 8) to 12) provided below.

8)Remove the SMW-3x6, SMW-3x8, and D-3x5 screws to detach the PSU Cover from the PS Unit.

SMW-3x6 Screw

PSU Cover

D-3x5 Screw

SMW-3x8 Screw

9)Disconnect the Power Harness from CN4 on the PS Unit. Remove the SMW-4x8 screw to release the Ground Wire of the Inlet Ass’y.

Power Harness

Ground Wire

SMW-4x8 Screw

CN4

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Toshiba B-450-R manual Detach the PS Unit from the Bottom Cover