Sony BKDM-3020, Maintenance Manual

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2-3 (E)
2-4. Location of Main Parts
Part Name Part No.
POWER ASSY A-8267-803-A
FAN MOTOR (Front side) 1-541-891-11
FAN MOTOR (Rear side) 1-541-890-21
2-5. Replacement of Main Parts
2-5-1. Power Supply Unit
w
To avoid shock hazards, be sure to turn the power switch
off, and unplug the power cord before replacing the power
supply unit.
1. Turn the power off.
2. Unplug the power cord on the rear panel side.
3. Open the front panel.
(Refer to steps 1 and 2 in section 2-2.)
4. Remove the four screws shown in the figure.
5. Pull out the power supply assembly with the handle in
hand, then remove it.
6. Install a new power supply assembly in the reverse
order of steps 1 through 5.
7. Confirm the secondary power supply voltage.
(Refer to section 1-11.)
2-4. Location of Main Parts
2-5. Replacement of Main Parts
Power supply assembly
Fan motor
(Front side)
Fan motors
(Rear side)
BVTT3
X
5
BVTT3
X
5
Handle
Power supply assembly