Troubleshooting —continued – Onkyo A-9555 User Manual

Page 19

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19

Troubleshooting—Continued

Can’t record.

• The component connected to the MAIN IN jacks cannot be recorded.
• When using the A-9755 as a power amplifier (MAIN IN function), recording is not possible.

The Volume control has no effect.

• When using the A-9755 as a power amplifier (MAIN IN function), the Volume control has no effect. Adjust the

volume on the connected preamp instead.

The Muting function doesn’t work.

• When using the A-9755 as a power amplifier (MAIN IN function), the Muting function does not work. Use the muting

function on the connected preamp instead.

A-9755/A-9555 BLOCK DIAGRAM

Recording

Others

The A-9755/A-9555 contains a microcomputer for signal processing and control functions. In very
rare situations, severe interference, noise from an external source, or static electricity may cause
it to lock up. In the unlikely event that this happens, unplug the power cord from the wall outlet,
wait at least ten seconds, and then plug it back in again.

Onkyo is not responsible for damages (such as CD rental fees) due to unsuccessful recordings
caused by the unit’s malfunction. Before you record important data, make sure that the material
will be recorded correctly.

How to reset:
To reset the A-9755/A-9555 to its factory defaults, while holding down the [PURE DIRECT] button,
press the [LOUDNESS] button, and then release both buttons. The input selector indicators light
up for one second, and then the A-9755/A-9555 enters On mode.

PHONO

PURE DIRECT

CD

TUNER

TAPE

IN

IN

OUT

OUT

MD

HDD IN

LINE

MAIN IN

POWER
AMP
DIRECT

MAIN IN

BASS,
TREBLE

L-ch

SELECTOR

VOLUME

ON

OFF

OFF

ON

OFF

ON

OFF

ON

HEADPHONE

R-ch

LOW PASS
FILTER

DIGITAL
AMPLIFIER

DIGITAL
AMPLIFIER

LOW PASS
FILTER

SPEAKER B
RELAY

SPEAKER
A
RELAY

SPEAKER

A

A-9755 ONLY

SPEAKER

B

BASS, TREBLE

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