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Removal Procedures
AX-222BK
g Removing the Top Cover
1. Remove six screws.
2. Remove the metal cover by lifting up its rear section
and pulling it backward while holding it on incline.
m Removing the Front Panel
1. Remove the top cover.
2. Remove plastic rivets @ - @ and three screws from
the lower part of the front panel.
m Removing the Power Transistors
1. Remove the top cover.
2. Remove four screws securing the front bracket of the
bottom side and four screws securing the rear panel.
3. Remove screws @ - @ to remove the PC board from
fastener@.
4. Keep the PC board a little away from the front panel
and rear panel while pushing them toward you and the
back side respectively and raise the PC board to the left
(Power Transformer side.)
Under this condition, check the Source Select PC Board
and Power Amplifier PC Board.
5. Remove'
solder
from
the
(Q761-Q764).
. Remove screws @ and @ and remove the heatsink.
. Remove the defective power transistor from the heat-
sink and replace it.
power _ transistor
"NO
@ Precautions when Installing the
Volume Knob
When installing the main volume (R211), the volume knob
should be pulled out. For installation, perform the next
procedures.
1. After installing R211
to the front bracket, turn the vo-
lume shaft fully counterclockwise.
2. Insert the volume knob so that the projection part of its
circumference faces right above.
(No. 20025)
1-9
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