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Ametek 387 Service Manual page 13

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To display the Trip 1 or 2 Odometer, press and release the Select switch until
XXXXT1 or XXXXT2 is displayed (XXXX = the actual mileage reading).
To reset a trip odometer to zero -
1. Display the odometer to be reset (Trip 1 or Trip 2)
2. Press and hold the Reset switch for 3 seconds.
To display the alarm time, press and release the Select switch until an AL appears
along with a time value.
To change the alarm time -
1. Press and release the Reset switch. The Hours digits will begin to flash, indicat-
ing the values can be changed.
2. Press the Select switch to change the Hours value, or press the Reset switch to ac-
cept the displayed value and enable the Minutes value to be changed. To change
from AM to PM, scroll through 12 hours.
3. When the Minutes value is flashing, press the Select switch to change the value.
Scrolling the Minutes value past 59 will not change the Hours value.
4. Press the Reset switch to accept the displayed value and exit the Change Alarm
Time function. This also activates the alarm and an asterisk ( * ) will appear in the
first digit of the Clock display to indicate the alarm is on.
To activate or deactivate the alarm tone, from any display, press and hold the Select
switch longer than three seconds.
To silence the alarm tone while it is sounding, press and release the Select switch
while the alarm is sounding.
A warning alarm indicates that some condition in the vehicle requires attention. A
warning alarm can be indicated in the following ways:
Red warning LEDs in the 2-inch gauges
Vehicle safety warning messages in the SMC
System fault warning messages in the SMC
A warning alarm will continue until the condition that caused it is corrected. At that
time, the SMC will display a Reset message for 10 seconds, and the warning indica-
tions will cease. Pressing the Reset switch clears the Reset message sooner.
Table 2-1 on page 2-5 lists the conditions which light the red warning LEDs. Some of
the LEDs light when the Interface Module receives the appropriate message over the

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