Good scan, great price, but almost the same with the SV260 service manual.
Text excerpt from page 28 (click to view)
HELP
Sheet attachment positions and procedures of processing the flexible boards/harnesses are shown.
THE METHOD OF ATTACHMENT OF FP-537 FLEXIBLE BOARD
1 Fold dotted line parts of the FP-537 flexible board as shown in figure. Fold Fold 4 Roll the the FP-537 flexible board 1.5 times, in the direction of arrow A.
Adhesive tape Adhesive tape A
Adhesive tape
Fold 5 Put the adhesive sheet and FP-537 flexible board on the hinge assy according to the position of the boss.
2 Pass the FP-537 flexible board through the flexible clamp. Flexible clamp