Philips LX8500W Service Manual

LF Generator
e.g. PM5110
Recorder
Use Universal Test Cassette CrO2 SBC419 4822 397 30069
LEVEL METER
e.g. Sennheiser UPM550
with FF-filter
S/N and distortion meter
e.g. Sound Technology ST1700B
L
R
DUT
or Universal Test Cassette
Fe SBC420 4822 397 30071
LEVEL METER
e.g. Sennheiser UPM550
with FF-filter
S/N and distortion meter
e.g. Sound Technology ST1700B
L
R
DUT
CD
Use Audio Signal Disc
(replaces test disc 3)
SBC429 4822 397 30184
Bandpass
250Hz-15kHz
e.g. 7122 707 48001
LF Voltmeter
e.g. PM2534
DUT
S/N and distortion meter
e.g. Sound Technology ST1700B
Frame aerial
e.g. 7122 707 89001
Tuner AM (MW,LW)
To avoid atmospheric interference all AM-measurements have to be carried out in a Faraday´s cage.
Use a bandpass filter (or at least a high pass filter with 250Hz) to eliminate hum (50Hz, 100Hz).
RF Generator
e.g. PM5326
Ri=50Ω
Bandpass
250Hz-15kHz
e.g. 7122 707 48001
LF Voltmeter
e.g. PM2534
DUT
RF Generator
e.g. PM5326
S/N and distortion meter
e.g. Sound Technology ST1700B
Use a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from the pilottone (19kHz, 38kHz).
Ri=50Ω
Tuner FM
MEASUREMENT SETUP
1-4

Philips LX8500W Specifications

Sound Specifications

D/A converter	24 bit, 96 kHz
frequency response	30-48000 Hz
signal to noise ratio	>95 dB
output power (RMS)	3 x 100W, 2 x 75W + 150W
total sound power (RMS)	600 W
satellite speaker frequency range	120-50000 Hz
satellite speaker impedance	6 ohm
center frequency range	120-30000 Hz
center speaker impedance	6 ohm
subwoofer frequency range	30-120 Hz
subwoofer impedance	4 ohm

Power

power supply	110-240V, 50/60 Hz
standby power consumption	< 1W

Weight and Dimensions

center speaker dimensions	435 x 76 x 70 mm
center speaker weight	1.4 kg
packaging dimensions	1000 x 516 x 495 mm
set dimensions	360 x 40 x 305 mm
set weight	2.5 kg
stand dimensions	95 x 540 x 95 mm
subwoofer dimensions	300 x 400 x 300 mm
subwoofer weight	12 kg
surround speaker dimensions	100 x 550 x 107 mm
surround speaker weight	10.3 kg
weight including packaging	43 kg