Acura 3.5 RL Manual page 1352

Hard Disk ('96 - 99 Models)
Replacement
1. Turn the ignition switch OFF.
2. Slide the front cover of navigation unit up.
FRONT COVER
3. Press the EJECT switch.
NOTE: Make sure the ignition switch is OFF.
4. Remove the hard disk.
HARD DISK
5. Insert the new hard disk.
6. Slide the front cover down.
NOTE: After servicing, the front cover must be
down. If you start up the navigation system with the
front cover up, the display will indicate "NO Hard
Disk".
DVD-ROM ('00 - 01
Models)
EJECT SWITCH
Replacement
1. Turn the ignition switch ON (II).
2. Open the front cover of the navigation unit.
3. Press the EJECT switch.
FRONT COVER
4. Remove the DVD-ROM.
5. Insert the new DVD-ROM.
6. Close the front cover.
NOTE: After servicing, the front cover must be
closed. If you start up the navigation system with
the front cover open, the display will indicate
"Navigation unit door is open or No DVD Disk
installed. Please check system".
Do not turn the ignition switch OFF until data is
downloaded to navigation unit.
EJECT SWITCH