Brother DCP-9010CN Service Manual page 352

(3) Release the Hook of the Holder hook at the left from the rear side of the LED ASSY using
a screwdriver to remove the Holder hook from the Holder and LED ASSY.
Holder hook
* <Old holder>
3a
Hook
Holder
3b
Holder
(4) Remove the Holder hook on the right side in the same way.
* <New holder>
Holder
hook
Hook
4a
Holder
Holder
LED ASSY
3b
Holder
hook
Hook
<Left side>
Fig. 5-144
LED ASSY
Holder
4b
Hook
Holder
hook
4b
Hook
Fig. 5-145
5-125
* <New holder>
Hook
Holder
Holder hook
3c
Hook
Sub frame ASSY
* <Old holder>
Hook
4c
Holder hook
<Right side>
Holder hook
3a
Holder
Holder
hook
Hook
Holder
Holder hook
4a
Holder
Holder
hook
Hook
4b
Holder
Sub frame ASSY
Confidential