Honda ACCORD HYBRID 2005 Service Manual page 2056

Navigation System
S y s t e m D e s c r i p t i o n ( c o n t ' d )
Glossary
The f o l l o w i n g is a glossary of t e r m s pertaining to the Voice Recognition Navigation System.
I t e m Definition
Audio-HVAC subdisplay The upper display that shows the t i m e and current status of the audio and climate
control systems.
Breadcrumbs Off road tracking dots that can be f o l l o w e d on the map to retrace your route back to a
m a p p e d (digitized) road. This function can be turned on/off in Setup screen 1.
CAN Controller Area Network. This c o m m u n i c a t i o n network allows processors in the
vehicle to send/receive i n f o r m a t i o n . The fuel pulses used by the trip computer are
received f r o m the PCM using the F-CAN (Fast Controller Area Network) bus.
B-CAN Body CAN Bus (see CAN)
CPU
Central Processing Unit. The main device w i t h i n the navigation unit that coordinates
the rest of the electronic functions.
Database This consists of the Map data, and the POI (Points Of Interest) data stored on the DVD
DBW Drive By Wire. A l l o w s electrical control of the throttle w i t h o u t the need of a
mechanical linkage.
DCA Detailed Coverage Area. Main metropolitan areas in the Lower 48 states, and Canada
are m a p p e d to this level. See the Navigation owner's manual for a list of these areas.
DTC Diagnostic Trouble Codes. Use the HDS tablet to obtain, and troubleshoot the cause of
these codes.
Dead Reckoning The use of the speed signal, and y a w rate sensor to position the vehicle on the map
even w h e n the GPS signal is obscured by tall buildings, or w h i l e driving in a tunnel.
Digitized Road A road that appears on the navigation screen. The road name w i l l appear at the
b o t t o m of the navigation screen. If the user drives " o f f r o a d , " the navigation system
w i l l display " N o t on a digitized r o a d , " and if 1/2 mile, then " b r e a d c r u m b s " w i l l appear.
Disclaimer Screen Screen containing cautionary information. It is meant to be read carefully and
acknowledged by the customer w h e n using the navigation system.
DVD or DVD-ROM Digital Versatile Disk. The navigation p r o g r a m and database resides on this disk. See
the Navigation System o w n e r ' s manual for i n f o r m a t i o n on h o w to order a
replacement or update DVD.
ECM Engine Control Module. Typically referred to as the PCM.
E/T Elapsed Time for the current trip as displayed by the trip c o m p u t e r screen.
FAQ Frequently Asked Question. See the Navigation System o w n e r ' s manual for a list of
the customer FAQs, and t r o u b l e s h o o t i n g information.
F-CAN Fast CAN Bus (see CAN)
FE Fuel Economy value as displayed on the trip computer screen.
Fuel Pulses This signal is transmitted on the CAN bus, and is used by the Trip Computer to
calculate the fuel economy.
GPS Global Positioning System. A network of 24 satellites in orbit around the earth. The
navigation system can simultaneously receive signals f r o m up to 12 satellites to
accurately position the vehicle on the map.
HDS Honda Diagnostic System. A hand held tablet PC for use in diagnosing vehicle
problems. This device can be used to obtain DTCs for diagnosis of navigation system
CAN related problems.
H/U Head Unit. The navigation system display unit assembly in the dash.
Initialization This refers to the period needed to re-acquire the GPS satellite orbital i n f o r m a t i o n
w h e n e v e r the navigation system power has been disconnected. This can take f r o m 10
to 45 minutes.
LCD Liquid Crystal Display (the navigation screen)
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