Replacing The Fuse; Replacing The Fan - Sony AC-DN2B Maintenance Manual

1-5. Replacing the Fuse

1-6. Replacing the Fan

1-5. Replacing the Fuse
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The fuse is critical to safe operation. For replacement, be
sure to use the specified part.
Sony P/N : ! 9-885-009-46
1. Remove the cabinets while referring to Section 1-4.
2. Remove the three spacer 1s and the one spacer 2.
Spacer 1
3. Raise the switching regulator and remove the two sol-
derings as shown in the figure. Then, replace the fuse.
Switching
regulator
Fuse
4. Assemble the unit in the reverse order of removal.
Spacer 1/Spacer 2 tightening torque : 4 N.m (40 kgf.cm)
1-4 (E)
5 A 250 V
Spacer 1
Spacer 2
Spacer 1
Remove the
solderings.
1-6. Replacing the Fan
Fan used in the unit is a periodic replacement part. For
replacement, be sure to use the specified part.
Sony P/N : 1-763-098-11
Recommended Replacement Period : Every five years
1. Remove the cabinets while referring to Section 1-4.
2. Pull the fan socket out of the upper case.
Upper case
Fan socket
AC-DN2B