| 摘要 |
A portable electronic device ( 10 ) includes a first housing ( 11 ), a second housing ( 13 ), a display panel ( 17 ) and a backlight module ( 19 ). The first housing ( 11 ) has a heat dissipating device ( 114 ) therein. The second housing ( 13 ) is pivoted to the first housing ( 11 ). The display panel ( 17 ) is accommodated in the second housing ( 13 ). The backlight module ( 19 ) includes a light source ( 192 ), a light guide plate ( 196 ) and an optical fiber assembly ( 194 ). The light source ( 192 ) is disposed in the first housing ( 11 ). The light guide plate ( 196 ) is disposed in the second housing ( 13 ). The optical fiber assembly ( 19 ) includes a plurality of optical fibers interconnecting the light source ( 192 ) and the light guide plate ( 196 ).
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