String repair device and string repair method

A string repair method comprising:

• placing a string including a plurality of solar cells and a plurality of wires connecting the plurality of solar cells on a stage;
• cutting a plurality of wires connected between a defective solar cell and two solar cells adjacent to the defective solar cell among the plurality of solar cells;
• replacing the defective solar cell with a new solar cell;
• and
• aligning a plurality of wires attached to the new solar cell and a plurality of wires of the solar cells adjacent to the new solar cell,
• wherein the plurality of solar cells include a plurality of printing areas to which the plurality of wires are attached, and
• the aligning of the plurality of wires includes aligning the plurality of wires attached to the new solar cell and the plurality of wires of the two solar cells adjacent to the new solar cell in the plurality of printing areas.