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Hardware
Connections
Four Camera System
Assumptions
Hardware
Connections
Rev 1.02
There are six status indicators. Connect the following wires on the eight wire harness as
follows to maintain correct labeling:
•
Ignition – connect the White wire to the ignition wire that is 12 volts when the bus
is running.
•
Brakes – connect the Brown wire to a line that is 12 volts when the BRAKES are
applied.
•
R Turn – connect the Black wire to a line that is 12 volts when the RIGHT turn
signal is applied (typically the flasher unit).
•
L Turn – connect the Green wire to a line that is 12 volts when the LEFT turn
signal is applied (typically the flasher unit).
•
Warn – connect the Red wire to a line that is 12 volts when either the AMBER or
RED lights are on.
•
Stop Arm – connect the Blue wire to a line that is 12 volts when the STOP ARM is
out.
•
One camera is mounted on the ceiling at the front of the bus looking back – camera
name is Main.
•
A second camera mounted on the ceiling mid bus looking back – camera name is
Mid.
•
A third camera mounted under the overhead compartment looking out the front or
side window – camera name is Stop Arm.
•
A fourth camera is mounted on the ceiling over the driver's head looking at the door –
camera name is Door.
•
When the bus is started, the system records from camera Main at 10 frames (images)
per second at better (middle) quality and QVGA resolution and from camera Mid at 10
frames (images) per second at better (middle) quality and QVGA resolution.
•
Audio is set to record from cameras Main and Mid.
•
When the Stop Arm is out, the system records from camera Main at 5 frames per
second, camera Mid at 5 frames per second, camera Stop Arm at 10 frames per
second, and camera Door at 5 frames per second.
•
The Stop Arm and Door cameras do not record audio.
•
The recorder continues to record for five minutes after the bus is shut off.
There are six status indicators. Connect the following wires on the eight wire harness as
follows to maintain correct labeling:
•
Ignition – connect the White wire to the ignition wire that is 12 volts when the bus
is running.
•
Brakes – connect the Brown wire to a line that is 12 volts when the BRAKES are
applied.
•
R Turn – connect the Black wire to a line that is 12 volts when the RIGHT turn
signal is applied (typically the flasher unit).
•
L Turn – connect the Green wire to a line that is 12 volts when the LEFT turn
signal is applied (typically the flasher unit).
•
Warn – connect the Red wire to a line that is 12 volts when either the AMBER or
RED lights are on.
•
Stop Arm – connect the Blue wire to a line that is 12 volts when the STOP ARM is
out.
HTRD400 System Reference Guide
123
Document 900.0328
05/05
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