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5-10 190-00067-25 Rev D
5. Verify that line 2 of the display indicates ‘Rmt Pak none.’
6. Verify that line 3 of the display indicates ‘Mem Bat OK.’
Display Intensity Test
Figure 5-9. Display Intensity Test Page
1. Rotate the outer control knob until the Display Intensity Test Page is displayed (Figure 5-9).
2. Cover the photo diode detector on the display with a finger and verify the display intensity
percentage number decreases and the display grows dimmer.
GPS Receiver Noise Test
Figure 5-10. GPS Receiver Test Page
1. Depress the ENT key while powering up the unit and put the unit into test mode.
2. Rotate the outer function knob until the following Receiver Test Page is displayed (Figure 5-10).
3. Terminate the GPS receiver’s antenna connection into a 50-ohm load.
4. The “sgnl” number represents the receiver noise level. Verify this number is between 1450
and 1750.