Technical Specification; Feature Overview - Philips AZ7900 Service Manual

Portable compact disc player
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TECHNICAL SPECIFICATION

General
Dimensions (WxHxD)
Weight without batteries
Power supply modes
DC-in socket
Primary batteries (2xLR6)
Rechargable batteries (AY3362) : 1.6-3.6V
Battery lifetime
Primary batteries (2xLR6)
Rechargable batteries (AY3362) : ≥6h (8h typ.)
Battery empty detection
Battery empty level
Current consumption at DC-in supply = 4.5V
PLAY mode
JUMP mode
Stand-by mode
Current consumption at Battery supply = 2.25V
PLAY mode
JUMP mode
Stand-by mode
Shock resistance
+X/-X direction
+Y/-Y direction
+Z/-Z direction

FEATURE OVERVIEW

F
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A
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CS 46 639
: 128x28x139mm
: 220g
: 2.5-6.0V
: 1.6-3.6V
: ≥11h (15h typ.)
: 1.8V nom. +100/-50mV
: ≤150mA (100mA typ.)
: ≤300mA (220mA typ.)
: ≤200µA (100µA typ.)
: ≤190mA (135mA typ.)
: ≤400mA (300mA typ.)
: ≤200µA (100µA typ.)
: ≥4.0g
: ≥4.0g
: ≥3.0g
A
B
L
E
A
Z
7
9
0
0
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1
P
B
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5
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1-1
Headphone out (measured with 16Ω load, DBB off)
Output power (THD=10%)
/17 version only
all other versions
Frequency response (1mW)
S/N ratio (unwght)
S/N ratio (A-wght)
THD+N (1kHz, 1mW)
Channel crosstalk (1kHz, no load) : ≤-24dB (-44dB typ.)
Channel unbalance (-40dB)
Volume attenuation (1kHz)
Laser
Output power
Wavelength
Measurement setup
Use Audio Signal disc SBC429
DUT
L
R
A
Z
7
9
0
1
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5
/
/
: 2x6mW (+1/-3dB)
: 2x3mW (+1/-3dB)
: 100Hz-20kHz within 6dB
: ≥80dB (81dB typ.)
: ≥82dB (84dB typ.)
: ≤1% (0.2% typ.)
: ≤5dB
: ≥60dB
: <5mW (3mW typ.)
: 780nm
4822 397 30184
Low pass filter
S/N and distortion meter
22kHz
13th order
i.e. 4822 395 30204
i.e. Sound Technology ST1700B
Level meter
i.e. Sennheiser UPM550
with FF-filter

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