Bogen C35 Spécifications télécharger pdf (Page 11)

Troubleshooting

9

PROBLEM CONDITION CAUSE

NO SOUND

Power Switch Indicator is OFF.

• Amplifier not plugged in.

• AC outlet dead.

• Power switch off.

• Circuit breaker tripped.

Power Switch Indicator is ON.

• No signal from source.

• Volume turned down.

• Speakers not connected correctly.

• Link jumper not set correctly (pg. 5).

DISTORTED SOUND

Power Switch Indicator is ON.

Volume Controls are turned up.

Unit is extremely hot.

Little volume.

• Partial short on the output. Check

speakers and wires

.

Power Switch Indicator is ON.

Volume up. Good volume

.

• Signal from source is already distorted.

• Input signal too large for input type (reduce

signal level applied to input).

• Poor speaker connections.

• Transformer output load on wrong tap.

• Bass control boosted too much.

• Output too great for speakers, reduce level.

POOR

LOW FREQ.

RESPONSE

(NO BASS)

Power Switch Indicator is ON.

Volume controls are in normal,

operational position.

• Speakers wired out of phase.

• Bass control set to cut.

Note: Transformer-coupled speakers

have less bass response.

NOISE/HUM

Power Switch Indicator is ON.

Volume controls are in normal,

operational position.

• Poor electrical connections at input.

• Shields of cables not connected.

• Input cable routed near AC cables, power

transformer, or other EMI radiating devices.

• Electrically noisy devices operating on the

same AC circuit.

• Poor equipment grounding.

- Ensure that all AC safety grounds are

connected.

- Make sure that all components in

audio chain are tied to the same

ground.

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