Replacinn ASR-1
O/88
Modules
Installing
SECTION
J
d)
T7
-
red wire to the line filter.
4.
Remove the two (2) flat head screws from the line filter.
5.
Pull the line filter through its hole in the I/O bracket to the outside of the unit. Let it hang
by the wires. You should now be able to reach the transformer bracket screws.
6.
Remove the four (4)
#8
screws that hold the transformer bracket to the unit.
7.
Remove the transformer and transformer bracket from the unit.
8.
With the slotted holes of the transformer bracket toward the switch and line filter, install
the transformer and bracket into the unit.
9.
Install two screws into the holes closest to the keyboard first. Then install the other two
screws that fasten the transformer bracket to the unit.
10. Reconnect the wires and cables to the power supply board (see 3 a-d).
11.
Move the line filter back into place, and install the two (2) flat head phillips screws that
hold it in place.
Replacing the Line Filter
Removing
Installing
1.
2.
3.
4.
5.
Remove all cables connected to the ASR-10, including the power cord.
Turn the unit upside-down and remove all the screws from the base and rear panel.
Remove the three (3) wires connected to the back of the Filter, paying particular attention
to the polarity.
Remove the two (2) screws and nuts that secure the Filter to the case. Note that there are
star washers on the inside only.
Install the new Line Filter from outside the case using the two screws, star washers and
nuts.
6.
Reconnect the three wires to the Filter, again noting the proper polarity.
IMPORTANT!
7.
Power up, test the unit, and attach the base pan.
Failure to connect the wires to their proper posts can lead to a potential shock hazard (see
Figure
8).
ASR Service Manual
49
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