DigitalFlow™ GF868 Programming Manual (1-Channel) 7
Chapter 1. Programming Site Data
1.4 Using the Console Control Keys
The Model GF868 has four console control keys, which are located on the left side of the keypad. Use these keys,
which are described and pictured in Table 1 on page 3, as follows:
1.4.1 Audio Alarm Volume
Use the top console control key to adjust the audio alarm volume.
Discrete presses will incrementally increase the volume of the audio alarm. Hold the key down for continuous increase.
Use the key in shifted mode to decrease the volume of the audio alarm.
1.4.2 Stopwatch Totalizer
Use the second console control key for the stopwatch totalizer.
Press the key once to start the stopwatch totalizer. Press the key once, in shifted mode, to stop the stopwatch totalizer.
Note: Instructions on properly setting up the stopwatch totalizer are given later in this chapter. Also, the Service
Manual provides information on the error response of the stopwatch totalizer.
1.4.3 Display Brightness
Use the third console control key to adjust the display backlight.
Discrete presses of this key will increase the backlight brightness through settings of Off, Mid and Full. Discrete
presses of this key in shifted mode, will decrease the backlight brightness through settings of Full, Mid and Off.
Note: The display backlight has an automatic time-off feature. See page 47 for setup instructions.
1.4.4 Display Contrast
Use the bottom console key to adjust the display contrast.
Discrete presses will incrementally increase the display contrast. Hold the key down for continuous increase. Use the
same key, in shifted mode, to decrease display contrast.
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