Welch Allyn ELI 150, Руководство по обслуживанию

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Section 6
6-5
Speaker Test
1.) Turn the unit on.
2.) Press the F6, More, key.
3.) Press the number 3 key to select the “Date & Time” option.
4.) Press the following key strokes to access the configuration options: ALT + Shift + C
5.) Page through the configuration to find the Volume option.
6.) Highlight the Volume option and increase the value by pressing a number key, note that the tone emitted by the
speaker.
7.) Test different values from 0, turns the speaker off, to 8, maximum value. With each change the volume of the
tone should change accordingly.
8.) If the tone does not change, replace the speaker.
9.) If replacing the speaker does not resolve the problem the motherboard needs to be replaced.