Yamaha Silent Guitar SLG-100N Посібник з експлуатації - Сторінка 12

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SLG-100N

INSPECTIONS

1. Required Equipment

High-sensitivity AC voltmeter (level meter)

Battery (006P) or power adapter (PA-D09)

2. Noise Level Measurement

Load resistance

[PHONES] jack: 39Ω (right and left each)

[LINE OUT] jack: 10kΩ

(1) Turn on the power to the main unit, turn on the [PHONES]

switch, and check that the power LED (green) lights up.

(2) Connect the level meter to the [PHONES] jack.

(3) Turn the [VOLUME], [BASS] and [TREBLE] control dials to

the right most position (MAX).

(4) Stop the strings vibrating, measure the noise level, and check

that the noise levels for both right and left channels are –60dBm

or less.

(5) Disconnect the level meter from the [PHONES] jack and connect

it to the [LINE OUT] jack instead.

(6) Stop the strings vibrating, measure the noise level, and check

that the noise level is –60dBm or less.

3. Reverberation Inspection

(1) Connect a headphone to the [PHONES] jack.

(2) Pluck a string, switch the [REVERB] switch from "OFF" to "1"

and then to "2", and check that the following effect is present at

both right and left headphone outputs.

REVERB

Mode (reverberating time)

HALL (1.0 sec)

HALL (3.0 sec)

(3) Turn the [VOLUME] control dial to the left most position (MIN).

(4) Disconnect the headphone from the [PHONES] jack.