Honda ACCORD HYBRID 2005 Service Manual page 2067

Display Unit Inputs and Outputs for Connector B (20P)
1
2
/
5 8 9 1 0
1 4
1 5 1 7
1 8
1 9
2 0
Wire side of f e m a l e t e r m i n a l s
Terminal
Number
Wire Color Terminal Name Description Voltage (about) Symptom
1 WHT
+ B
( + B power
source)
Continuous power
source
Battery voltage If open: Screen completely off (no backlight visible).
If short to ground: Blows fuse No. 7 (10A) in the
under-dash fuse/relay box.
2 YEL ACC
(Accessory)
Power source for
accessory
Battery voltage
at ACC (I)
If open: Display and buttons do not work.
If short to ground: Blows fuse No. 32 (7.5A) in the
under-dash fuse/relay box.
5 BLU DISP BUS ( + )
(Display bus
positive)
Data bus ( + )
GA-Net
0 V—5 V pulses
average 2.5 V
depends on bus
traffic
If open: Navigation buttons and touch screen do not
work.
If short to ground: Navigation buttons and touch
screen do not work.
8 WHT RSIG
(Red signal)
Red color signal
0 - 1 V A C
If open: Red color missing (see "RGB Color"
diagnostic).
If short to ground: Red color missing (see "RGB
Color" diaqnostic).
9 RED
G SIG
(Green signal)
Green color signal 0 - 1 V A C If open: Green color missing (see "RGB Color"
diagnostic).
If short to ground: Green color missing (see "RGB
Color" diaqnostic).
10 BLK GND
(Ground)
Ground for display
unit
0 V
If open: No change to display.
If short to qround: No chanqe to display.
14 GRY SH DISP BUS
(Shield display
bus)
Shield for display
bus terminal
No. 5, 15
0 V If open: No change to display.
If short to ground: No change to display.
15 PNK DISP BUS ( - )
(Display bus
negative)
Date bus ( —)
GA-Net
0 V—5 V pulses
average 2.5 V
depends on bus
traffic
If open: Navigation buttons and touch screen do not
work.
If short to ground: Hard and touch buttons work OK.
17 BLK GND SIG
(Ground siqnal)
Ground for color
siqnal
OV
If open: No change to display.
If short to qround: No chanqe to display.
18 YEL BSIG
(Blue signal)
Blue color signal
0 - 1 V A C If open: Blue color missing (see "RGB Color"
diagnostic).
If short to ground: Blue color missing (see "RGB
Color" diagnostic).
19 GRN CSIG
(Composite
signal)
Composite video
(vertical/horizontal)
synchronizing
siqnal
0.3 V A C If open: Picture rolls horizontally, colors still visible.
If short to ground: Picture rolls horizontally, colors
still visible.
20 GRY SHSIG
(Shield siqnal)
Shield for terminal
No. 8,9, 17, 18, 19
OV If open: No change to display.
If short to ground: No change to display.
(cont'd)
23-101