Kyocera TASKalfa 266ci Service Manual page 247

7. Release five hooks (hook A → B) and
then remove the front cover.
8. Slide the power source cover backward
and then remove it.
Front cover
Hook A
Hook B
1-5-58
Hook B
Figure 1-5-91
Power source cover
Figure 1-5-92
2PZ-1
Hook A