ENGLISH

Troubleshooting

If a problem occurs, first check the following:

1.Are the connections correct?

2.Is the unit being operated as described in the owner’s manual?

3.Are the other components operating properly?

If this unit does not operate properly, check the items listed in the table below. If the problem persist there may be a malfunction.

In that case, disconnect the power immediately and contact your retail outlet.

Symptom

Cause

Countermeasure

Page

Power is not turned on.

• The power cord’s plug is not plugged in firmly.

• Make sure that the power cord is plugged in properly.

8

 

• The unit is in standby mode.

• Either turn the INPUT SELECTOR knob of this unit or press POWER ON of the remote

8

 

 

control.

 

 

• The protection circuit is activated.

• If the STANDBY indicator is blinking, turn off power, wait 1 minute or longer, and turn on

6

 

 

power again.

 

When power is turned on but there is

• The speaker cables are not properly connected.

• Make sure the speakers are connected properly.

7

no sound.

• The input cable is not properly connected.

• Make sure the input cables are connected properly.

7

 

• The INPUT SELECTOR knob setting position is incorrect.

• Set the INPUT SELECTOR knob at the correct setting position.

9

 

• The VOLUME control knob is set to minimum.

• Use the VOLUME control knob to turn volume up to an appropriate level.

9

 

• The SPEAKERS A/B switches are turned off.

• Turn on the SPEAKERS A/B switch corresponding to the speaker system terminals (SYSTEM

9

 

 

A or SYSTEM B) to which the speakers are connected.

 

 

• The incorrect SPEAKERS A/B switch is turned on.

• Turn on the SPEAKERS A/B switch corresponding to the speaker system terminals (SYSTEM

9

 

 

A or SYSTEM B) to which the speakers are connected.

 

 

• The mute function activated.

• If the MUTE indicator is lit, press MUTE on the remote control to cancel muting.

9

The volume drops automatically.

• The protection circuit is activated.

• Turn off power, wait 1 minute or longer, and turn on power again.

6

Sound is produced from either one

• The speaker cables are not properly connected.

• Make sure that the speakers are connected properly.

7

speaker only.

• The BALANCE control knob setting position is inappropriate.

• Set the BALANCE control knob at the appropriate position.

9

The left and right channels are

• Either the left/right speaker or left/right input cable

• Make sure that the speakers are connected correctly.

7

reversed.

connections are reversed.

 

 

Noise is produced during a record

• The ground wire from the turntable is disconnected.

• Make sure that the PHONO GND terminal is connected properly.

7

playback.

• The PHONO input terminals are not properly connected.

• Make sure that the PHONO input terminal is connected properly.

7

 

• A TV set near the turntable is causing the noise.

• Relocate the TV set or turntable in another place.

An audio feedback occurs when you

• The turntable and speakers are too close to each other.

• Install the speakers as far away from the turntable as possible.

turn up the volume during a record

• The turntable is placed on a rack or floor that vibrates easily.

• If the turntable is not supplied with an insulating pad, use insulating pad available in the

playback.

 

market.

 

The unit does not function when a

• Batteries are low.

• Replace with new batteries.

3

remote control button is pressed.

• You are operating the remote control outside of the specified

• Operate within the specified range.

3

 

range.

• Remote the obstacle.

3

 

• There is an obstacle between the main unit and remote

 

control.

• Press the correct button.

5

 

• You have pressed the wrong button.

 

• Batteries are not inserted in the proper direction as indicated

• Insert the batteries in the proper direction in accordance with the polarity markers in the

3

 

by polarity markers (q and w) in the battery compartment.

battery compartment.

 

 

 

 

 

Getting started Basic connections Basic operation Advanced connections Advanced operation Troubleshooting Specifications Explanation terms Index

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Page 14
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Marantz 541110491028M, PM8004 manual Troubleshooting, Symptom Cause Countermeasure

PM8004, 541110491028M specifications

The Marantz PM8004 is a powerful integrated amplifier designed for audiophiles who value both sound quality and aesthetic appeal. As part of the Marantz lineup, the PM8004 inherits the brand's long-standing tradition of delivering high-fidelity audio reproduction, combining advanced technologies with elegant design.

One of the standout features of the PM8004 is its robust build quality. The amplifier sports a solid chassis that reduces the impact of vibrations, ensuring that sound performance is not compromised. The high-current discrete power output stage, featuring a high-speed power supply, helps drive demanding speakers effortlessly, delivering rich and dynamic sound across various frequencies.

The PM8004 boasts an impressive 70 watts per channel output, making it suitable for a wide range of speakers, whether you are building a compact setup or a larger home theater system. Its Class A/B amplifier design offers the best of both worlds, providing the warmth and detail typically associated with Class A amplifiers while maintaining the efficiency of Class B, which is crucial for extended listening sessions without overheating.

For connectivity, the PM8004 is versatile, featuring six line-level inputs, including a dedicated phono input for vinyl enthusiasts, which supports both moving magnet and moving coil cartridges. This allows for seamless integration of various sources, including CD players, turntables, and streaming devices. The gold-plated RCA connectors ensure solid signal transfer and durability.

The amplifier also incorporates advanced audio technologies like Marantz's proprietary HDAM (Hyper Dynamic Amplifier Module) technology, which enhances dynamic range and lowers noise levels, resulting in clearer and more detailed audio playback. Additionally, the PM8004 includes tone control features, allowing users to tailor the sound to their personal preferences.

The aesthetic of the PM8004 is equally noteworthy, showcasing a sleek, retro-inspired design with a brushed aluminum front panel and elegant controls. The classic look is complemented by high-quality knobs and switches that add to the overall user experience.

In summary, the Marantz PM8004 integrated amplifier combines exceptional sound quality, robust performance, and elegant design. With its powerful output, flexible connectivity options, and advanced technologies, it is an excellent choice for anyone seeking to enhance their audio experience. Whether you're a dedicated audiophile or simply someone who loves great music, the PM8004 is built to deliver an extraordinary listening experience.