Illuminating device, display device, and television receiving device

An illuminating device comprising:

• a light guide plate that is disposed on an inner bottom face of a chassis, the light guide plate comprising:
• a light entrance face disposed on a lateral end face of the light guide plate, from which light projected from a light source enters;
• and
• a light exit face having a planar shape disposed on an upper face of the light guide plate, from which the entering light exits;
• and
• a light source holding member that is disposed on an inside face of the chassis while opposed to the light entrance face of the light guide plate, and comprises the light source arranged to project the light onto the light entrance face of the light guide plate,
• wherein the light source holding member is fixed to the inner bottom face of the chassis by a fixation member, and
• wherein the illuminating device further comprises a concave portion on a back face of the light guide plate, the concave portion being arranged to prevent contact with a jutting end of the fixation member.