27ENNow slide both k-fix + connectors (E) onto the metal mounts (ISOFIX anchoragepoints) and push firmly against them such that the connectors (E) lock in place(Fig. 15).The correct engagement is confirmed with the 'green' k-fix + locking indicator(T) (Fig. 16).Check whether the k-fix+ connectors (E) are closed by shakingthe seat (I) and check whether the lock indicators (T) on the leftand right k-fix+ connectors both show 'green'!Now you have fastened the Guardianfix 3 in the (maximum)lie-flat position in the vehicle. The lie-flat position may onlybe used for Group I (9–18 kg) in combination with the impactshield.After installing the child restraint system (A) with k-fix + , ensure that the childseat is positioned on the vehicle seat and the belt is not covered. For this purpose,you can slide the seat slightly to the left or right as necessary.If you would like to use the child restraint system for a Group I child in the seatedposition or for Group II and III (15-36 kg; without impact shield), you must pushthe seat (I) against the vehicle back rest).for this purpose, actuate the unlocking handle (R) (Fig. 17, No. 1) while simulta-neously pushing the seat (I) towards the vehicle back rest (Fig. 17, No. 2).In order to secure you child in the seat fastened with k-fix + , proceed asdescribed under point 7.7 Securing the childsemi-universal: If you would like to use the child seat with k-fix +fastening, ensure that it is fastened to the vehicle as described in point 6!!!!