CITROËN DS5 Owner's Handbook Manual page 157

IUF: seat suitable for the installation of an I sofix
U niversal seat, " F orward-facing" secured
using the top belt secured to the upper
ring on ISOFIX seating positions.
IL-SU: seat suitable for the installation of an
I sofix S emi- U niversal seat either:
- "rearward facing" fitted with a top belt or a
support leg,
- "forward facing" fitted with a support leg,
- a sleeper cot fitted with an upper strap or a
support leg.
For advice on securing of the top belt, refer to
the "Isofix mountings" section.
X: seat not suitable for the installation of a child
seat or shell for the weight group indicated.
* Sleeper cots cannot be fitted to the front
passenger's seat.
** The ISOFIX sleeper cot, fixed to the lower
ISOFIX rings, occupies all of the rear seats.
Child safety
Remove and stow the head restraint
before installing a child seat with a
backrest on a passenger seat. Refit the
head restraint once the child seat has
been removed.
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