1. Use the precisely aligned panel as pattern for the
position of the fastening points(fig. 1-11).
2. Use a thin awl to set the marks of all fastening points
3. Mark the cut-outs for the loudspeakers on the door lining.
4. Remove the panel and mark the fastening points.
5. Cut out the cut-outs for the loudspeakers (see fig.):
6. Use a 6 mm drill for the screw holes at the marked fastening points.
7. Screw the 11 included M 4-screws. Affix the door panel
to the door lining by turning the screws hand tight (see fig below)
Secure all screws with washers and nuts.
8. Check again for precise fit and tighten screws.
All cutting edges of the panel
must fit to the door linings snugly all around without gap.
1. Use the precisely aligned panel as pattern for the
position of the fastening points(fig. 1-11).
2. Use a thin awl to set the marks of all fastening points
3. Mark the cut-outs for the loudspeakers on the door lining.
4. Remove the panel and mark the fastening points.
5. Cut out the cut-outs for the loudspeakers (see fig.):
6. Use a 6 mm drill for the screw holes at the marked fastening points.
7. Screw the 11 included M 4-screws. Affix the door panel
to the door lining by turning the screws hand tight (see fig below)
Secure all screws with washers and nuts.
8. Check again for precise fit and tighten screws.
All cutting edges of the panel
must fit to the door linings snugly all around without gap.
7. Installation of the door lining onto car door
7.1. Put in the door lining in the sealing above.
7.2. Fit the door lining in contrary order (described on page 3).
7.3. Cut (like a U) the moisture protection foil and stabilize
the edges of the foil against vibrations.
(for example with packing tape)
fastening points of the door panel
4. Handling of door lining / installation of the door panel
75156 - Audi A 4
- 9 -
© JEHNERT SOUND DESIGN
75156 - Audi A 4
- 6 -
© JEHNERT SOUND DESIGN
Cut-outs door lining
�
M 4 x 30
M 4 x 20
M 4 x 30
M 4 x 30
M 4 x 30
M 4 x 40
M 4 x 40
M 4 x 30
M 4 x 40
9
11
6 7
4
3
1
10
8
5
2
