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If there seems to be a problem with the unit, please check the following points first. If the problem persists,
contact your Accuphase dealer or an authorized service station.
Caution
：
Turn power to all components OFF before changing any connections.
No power.
Playback does not start.
No sound or level is too low.
Sound is briefly interrupted (skips),
noise is heard, playback stops abruptly.
No sound from one channel.
The remote commander does not operate.
No sound from connected equipment.
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Is the power cord plugged in correctly (on rear panel and in AC outlet)?
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Is the disc properly inserted?
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Has moisture condensed on the laser pickup? (See page 4.)
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Is the unit set to SACD/CD player operation? (See page 10.)
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Can the disc type be played by the DP-77? (See page 5.)
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Check the position of the INPUT SELECTOR.
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Check whether the output cables are properly plugged into the amplifier.
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Check whether the amplifier controls and volume are properly set.
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Check the level setting with the OUTPUT LEVEL buttons on the remote commander.
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The disc is warped, contaminated or scratched.
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Check connecting cables and plugs for corrosion or contact problems.
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Does Toslink optical cable conform to EIAJ standard?
(Unit will not operate normally with other cables.)
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Swap the left and right plugs of the output cable.
If the problem still occurs in the same channel: The amplifier may be at fault.
If the problem occurs in the other channel: The DP-77 may be at fault.
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Check whether the batteries are properly inserted.
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Replace the batteries with fresh ones.
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Remove any obstacles between the remote commander and the unit.
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Is the unit set to processor operation? Check the INPUT SELECTOR setting.
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Has proper frequency locking with the selected signal been achieved? (See page 22.)
Check the HS-Link, optical fiber, and coaxial cable connections.
11. Troubleshooting