Honda 2007 Acura RL User Manual page 40

2005-08 ACCESSORIES AND EQUIPMENT Navigation System - RL
SH DISP BUS
GRY
14 (Shield display
(1)
bus)
DISP BUS(-)
15 RED (Display bus
negative)
SCTY(-)
16 BRN (Security
negative)
GND SIG
17 BLU
(Ground signal)
BSIG (Blue
18 YEL
signal)
C SIG
19 BRN (Composite
signal)
GRY
SH SIG (Shield
20
(1)
signal)
(1)
The shielded wires have a heat-shrunk tube insulating the outside of the wire. The color of the
insulating tube, typically black or dark gray, may not match the color of the wire listed on the
schematic.
Display unit 20P connector
2007 Acura RL
Shield for display bus
No. 5, 16 terminals
Date bus (-) GA-Net
Security signal
Ground for color signal
Blue color signal
Composite video
(vertical/horizontal)
synchronizing signal
Shield for No. 8, 9, 17,
18, 19 terminals
in under-hood fuse/relay
box.
If open: No change to
display.
0 V
If short to ground: No
change to display.
0-5 V pulses If open: Navigation
average 2.5 V buttons do not work.
depends on If short to ground: Hard
bus traffic buttons work OK.
If open: If security
system set, it will not
trip when screen is
removed.
0 V
If short: If security
system set, it will not
trip when screen is
removed.
If open: No change to
display.
0 V
If short to ground: No
change to display.
If open: Blue color
missing (see "RGB
COLOR" diagnostic).
0-1 V If short to ground: Blue
color missing (see
"RGB COLOR"
diagnostic).
If open: Picture rolls
horizontally, colors still
visible.
0.3 V If short to ground:
Picture rolls
horizontally, colors still
visible.
If open: No change to
display.
0 V
If short to ground: No
change to display.