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MZ-33 / 22 page 13
English
TROUBLESHOOTING
WARNING
Do not open the set as there is a risk of electric
shock! Under no circumstances should you try to
repair the set yourself, as this will invalidate the
warranty
If a fault occurs, first check the points listed below before
taking the set for repair.
If you are unable to remedy a problem by following these
hints, consult your dealer or service centre.
Problem Possible cause Remedy
No sound /power Volume not adjusted Adjust the VOLUME
Headphones connected Disconnect headphones
AC mains not securely plugged to wall outlet Plug in properly
No reaction to Electrostatic discharge Disconnect the unit from the mains supply
controls reconnect affter a few seconds
TIMER/SLEEPER Clock time not set Set the correct clock time
does not work
Severe radio hum or Electrical interference: set too close to TV, Increase the distance
noise VCR or computer
Poor radio reception Weak radio signal FM: Direct the FM aerial for optimum
reception
NO DISC or CD badly scratched or dirty Replace/ clean CD, see Maintenance
DISC NOT CD-R(W) is blank or the disc is not finalised Use a finalised CD-R(W)
READABLE Laser lens steamed up Wait until lens has cleared
indication
The CD skips tracks CD damaged or dirty Replace or clean CD
SHUFFLE or PROGRAM is active Switch off SHUFFLE / PROGRAM
Remote control does Batteries exhausted Insert fresh batteries
not function properly Batteries incorrectly inserted Insert the batteries correctly
Distance/ angle between the set too large Reduce the distance/ angle
TECHNICAL DATA
Amplifier
Output power . . . . . . . . . . . . . . . . . . . . . . 2 x 25 W FTC
1)
Digital out. . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5 V, 75 Ω
Line out. . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5 V, 1000 Ω
Signal-to-noise-ratio . . . . . . . . . . . . . . . . . ≥ 65 dBA (IEC)
Input sensitivity AUX . . . . . . . . . . . . . . . . 0.5 V (max. 2 V)
Impedance loudspeakers . . . . . . . . . . . . . . . . . . . . . . 6 Ω
Impedance headphones . . . . . . . . . . . . . . . 32 Ω -1000 Ω
1)
6 Ω, 70Hz-20kHz, 10% THD
Tuner
FM waveband. . . . . . . . . . . . . . . . . . . . . . 87.5 - 108 MHz
MW (AM) waveband . . . . . . . . . . . . . . . . . 531- 1602 kHz
LW waveband . . . . . . . . . . . . . . . . . . . . . . . 153 - 279 kHz
Sensitivity at 75 Ω
– mono, 26 dB signal-to-noise ratio . . . . . . . . . . . . 2.8 µV
– stereo, 46 dB signal-to-noise ratio . . . . . . . . . . 61.4 µV
Selectivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ≥ 28 dB
Total harmonic distortion . . . . . . . . . . . . . . . . . . . . . ≤ 5%
Frequency response. . . . . . . . . . . . 63 - 12,500 Hz (± 3 dB)
Signal-to-noise-ratio . . . . . . . . . . . . . . . . . . . . . ≥ 50 dBA
CD player
Frequency range. . . . . . . . . . . . . . . . 20 - 20,000 Hz (8 dB)
Signal-to-noise-ratio . . . . . . . . . . . . . . . . . . . . . . . 75 dBA
Speakers
2-Way Bass reflex system
Dimensions (wxhxd). . . . . . . . . . . . . . . . . 158 x 270 x 221
General
Weight (with / without speakers) . . . . approx 9.7 / 4.0 kg
Standby power consumption. . . . . . . . . . . . . . . . . . < 7 W
Subject to modification
XP MZ-33 /22 01ENG 09-05-2000 09:33 Pagina 13