Philips MZ3 manual Troubleshooting, Technical Data, Problem, Possible cause, Remedy

TROUBLESHOOTING

TECHNICAL DATA

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.

Amplifier
Output power	2 x 15 W RMS
Output power	. 250 W PMPO
Digital out	. . . 0.5 V, 75	Ω
Line out	. 0.5 V, 1000	Ω
Signal-to-noise-ratio	≥ 65 dBA (IEC)

English

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 aerialwire 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

Input sensitivity AUX	0.5 V (max. 2 V)
Impedance loudspeakers	. . . . . . . . . 8	Ω
Impedance headphones	. 32 Ω -1000	Ω

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 ∝V

– stereo, 46 dB signal-to-noise ratio . . . . . . . . . . 61.4 ∝V 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) . . . . . . . . . . . . . . . . . 164 x 158 x 239

General

Dimensions (wxhxd) . . . . . . . . . . . . . . . . . 164 x 158 x 254 Weight (with / without speakers) . . . . approx 7.5 / 3.0 kg Standby power consumption . . . . . . . . . . . . . . . . . . < 7 W

Subject to modification

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