Metra Electronics 99-9100 User manual

INSTALLATION INSTRUCTIONS FOR PART 99-9100
99-9100
KIT FEATURES
•DIN Mount Radio Provision
A) Trim Plate “A” • B) Trim Plate “B”
KIT COMPONENTS
B
Small Flat Blade Screwdriver • Panel Removal Tool
•86-9001-Head Unit Removal Keys
1-800-221-0932
©COPYRIGHT 2004-2007 METRA ELECTRONICS CORPORATION
www.metraonline.com
TOOLS REQUIRED:
APPLICATIONS
AUDI
A4/A6/A8 1996-1999
TT 2001-2006
A

Dash Disassembly
-A 4 1996-1999 . . . ............................................ 1
-A 6 1996-1999 . . . ............................................ 1
-A 8 1996-1999 . . . ............................................ 1
-TT 2001-2006 . ..... ............................................ 1
Kit Assembly
-DIN Mount Radio Provision . . . .................................... 2
Wiring ..................................................3
TABLE OF CONTENTS
99-9100
*Note:
Refer also to the instructions included with the aftermarket radio.

99-9100 DASH DISASSEMBLY
AUDI A4/A6/A8 1996-1999
TT 2001-2996
A
1
Disconnect the negative battery ter-
minal to prevent an accidental short
circuit.
1
Insert the long ends of Metra's
86-9001 into the slots in the factory
head unit and pull the unit out.
Disconnect the wiring. (Figure A)
2
Continue to kit assembly.

2
99-9100 KIT ASSEMBLY
B
C
A
DIN MOUNT RADIO PROVISION WITH POCKET
Slide the radio into the DIN cage until
it snaps into place. (Figure B)
3
Make wire connections as described
on the next page.
2
Attach the trim plate to the front of the
radio. (Figure C)
4
*Note: Refer also to the instructions included with the aftermarket radio.
Slide the DIN cage into the radio open-
ing and secure by bending the metal
locking tabs outward. (Figure A)
1

99-9100 WIRING
WIRING
(A) Strip wire ends back 1/2"
B) Twist ends together
C) Solder
D) Tape
A
B
C
D
Locate the factory wiring harness in the dash. Metra recommends using the
proper mating adapter and making connections as shown. (Isolate and individ-
ually tape off the ends of any unused wires to prevent electrical short circuit.)
Re-connect the negative battery terminal and test the unit for proper operation.
1
2
3
FINAL WIRING CONNECTIONS
Make wiring connections using the EIA color code chart shown below and the instructions included with the
head unit. Metra recommends making connections as shown below; Strip, Splice, Solder, Tape. Isolate and
individually tape off ends of anyunused wires to prevent electrical short circuit.
METRA / EIA WIRING CODE
12V Ignition / Acc..........Red
12V Batt / Memory. . . . . . . . . Yellow
Ground. . . . . . . . . . . . . . . . . . Black*
Power Antenna. . . . . . . . . . . . Blue
Amp Turn-On . . . . . . . . . . . . . Blue / White
Amp Ground. . . . . . . . . . . . . . Black / White
Illumination . . . . . . . . . . . . . . Orange
Dimmer . . . . . . . . . . . . . . . . . Orange / White
Right Front (+) . . . . . . . . . . . . Gray
Right Front (-). . . . . . . . . . . . . Gray/ Black
Left Front (+) . . . . . . . . . . . . . White
Left Front (-). . . . . . . . . . . . . . White / Black
Right Rear (+) . . . . . . . . . . . . Violet
Right Rear (-) . . . . . . . . . . . . . Violet / Black
Left Rear (+) . . . . . . . . . . . . . Green
Left Rear (-) . . . . . . . . . . . . . . Green / Black
*NOTE: When a Black wire is not present, ground radio to vehicle chassis.
All colors may not be present on all leads due to manufacturer’s specifications.

NOTES
4
99-9100

NOTES
5
99-9100

99-9100 INSTRUCTIONS
1-800-221-0932
REV.12/11/07 © COPYRIGHT 2004-2007 METRA ELECTRONICS CORPORATION INST99-9100
www.metraonline.com