{HEAD ~ A display device mounting unit} 70 rendered at the front top part of the main unit 20 has {TAIL ~ a curved recessed portion} 71 which when seen in section curves at an angle from the front to the inside of the main unit 20 
has
{ HEAD ~ A display device mounting unit } 70 rendered at the front top part of the main unit 20 has { TAIL ~ a curved recessed portion } 71 which when seen in section curves at an angle from the front to the inside of the main unit 20
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH