Acura TSX / Honda Accord CL. Manual — part 176

Fig. 68: Touch Panel Check Display

Touch Panel Calibration

Touch the four "+" item on the screen. If the screen responds at some other location when touched, adjust
respond point to touched point using the joy stick.

2004 Acura TSX

2004 ACCESSORIES & EQUIPMENT Navigation System - TSX

Fig. 69: Touch Panel Calibration Display

Unit Check

Touch the item you want to check, and the check starts.

2004 Acura TSX

2004 ACCESSORIES & EQUIPMENT Navigation System - TSX

Fig. 70: Select Check Units Display

Display

This diagnostic performs additional checks on the communication bus between the control unit, and the display.
In addition, the internal display electronics components are check.

z

When the connection is NG, first check for loose terminals at the navigation unit and the display unit
connections. Next check for an open or short in the communication line between the navigation unit and
the display unit. If the line is found to have an open or short, replace the affected shielded harness.

z

If the ROM or RAM is NG, replace the display unit.

z

The version represents the software version in the display, and is for factory use only.

Fig. 71: "Display" Display

Radio

If the NG is indicated, check for loose audio unit connector.

2004 Acura TSX

2004 ACCESSORIES & EQUIPMENT Navigation System - TSX

Fig. 72: Radio Display

Navi ECU

This screen diagnosis the navigation unit. When this diagnostic is initiated, there is a delay of up to a minute
while it runs.

z

"ROM (Application)", and "ROM (Loader)" are for factory use.

z

If "V-RAM" or "D-RAM" is NG, then replace the navigation unit.

z

If "GPS" indicates "NG (ANT)", then check the entire GPS Antenna wire from the navigation unit to the
antenna. If the wire is crushed or damaged, try a known-good antenna. If this diagnostic reads OK, then
order a new GPS antenna. If the diagnostic still reads NG (ANT), then replace the navigation unit.

z

"DVD-ROM" represents the database version on the DVD. This information can also be found in Setup
Screen 4 by touching "information".

z

"Serial No." should be the same as the serial number found on the underside of the navigation unit. This
number is needed to obtain the security code from the Interactive Network (IN) system.

z

The "Mem Clr" button is for factory use and should not be used unless instructed by the factory.

Touching this button will erase the customer's settings, personal information, GPS orbital data, and
anything else stored in memory.

2004 Acura TSX

2004 ACCESSORIES & EQUIPMENT Navigation System - TSX