Marantz PMD351 - Manual (Page 23)

ENGLISH
- 23 -
TROUBLESHOOTING
Should faults occur, it is in many cases not necessary
to consult your dealer or technical service department.
On the basis of the following checks, you will be able
to rectify a number of conditions yourself without
difficulty. If the condition cannot be remedied after the
following check, please consult your dealer or nearest
Marantz Professional service agent.
TAPE DECK
The tape does not travel. Check that:
1. the power cord is plugged in properly.
2. the POWER switch is set to ON.
3. the tape is rewound.
The tape travels, but no sound is heard. Check that:
1. the cassette tape is recorded.
2. the mixer, amplifiers and speakers are connected
and functioning properly.
Tape will not record. Check that:
1. the protection tabs of the cassette tape are not
broken.
2. the recording level is set properly.
Sound is distorted. Check that:
1. the recording level is not too high.
2. the head is not dirty.
Sound is unstable. Check that:
1. the head is not dirty.
2. the pinch wheels and capstans are not dirty.
3. the tape is wound regularly.
Noise is noticeable. Check that:
1. the head is not dirty.
2. the head is not magnetized.
3. the DOLBY NR switch is set properly according to
the tape.
Hum interferes with the sound. Check that:
1. cords are connected properly.
2. there is not any source of magnetism (TV, motor,
transformer, etc.) placed near the unit.
3. When this unit and amplifier are stacked, hum
noise is sometimes generated depending on the
amplifier model. In such a case, place the compo-
nents in positions where interference does not
occur.
CD PLAYER
The disc falls to rotate. Check that:
1. the power cord is plugged in properly.
2. the POWER switch is set to ON.
3. the disc is placed in the correct position on disc
tray.
4. the disc is placed properly with the label side
facing up.
5. the disc is not dirty.
6. the disc is not scratched.
7. the disc is not warped.
8. the transport screws have been removed.
The disc is rotating but no sound is heard. Check that:
1. the amplifier and speakers are connected prop-
erly.
2. the amplifier is turned ON.
3. the amplifier’s volume control is not set at the
minimum level.
4. the amplifier’s input selector switch is set to the
correct input ('CD' or 'AUX’ whichever corresponds
to the input jacks the CD player is connected to).
The disc stops in mid-operation. Check that:
1. the disc is not dirty.
2. the disc is not scratched.
3. the disc is not warped.
The sound drops out or noise is heard. Check that:
1. the disc is not dirty.
2. the disc is not scratched.
3. the disc is not warped.