Dc Fan - Sony LMT-300 Service Manual

3-4-2. DC Fan

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When an abnormal state occurs in the DC fan, the ALARM indicator (D112) on the control panel assem-
bly (DP-455 board) is lit to notice the problem. (Refer to Section 1-4-2.)
Check the rotational state of the DC fan on the back and replace it.
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. Two DC fans are installed in the fan case assembly. They can be replaced in the same procedure.
. The DC fan can be replaced in the state that it is installed in SRX-R320.
Replacement part
Part name: DC fan
Part number: ! 1-787-390-11
Replacement procedure
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. For your safety, be sure to turn off the power before replacing the DC fan.
. Do not turn on the power with the fan case assembly removed because the DC fans are used for cooling
this unit.
. Do not pull out the two DC fans at a time because the battery is mounted on the fan case assembly.
1. Remove the two screws, then pull out the fan case
assembly while holding the handle.
Fan case assembly
B3 x 6
Handle
3-6 (E)
LMT-300