Philips AX3217, Руководство по обслуживанию

Страница: 2 / 29

1-1
TECHNICAL SPECIFICATION
General
Dimensions (WxHxD) : 128x30x139.5mm
Weight without batteries : 220g
Laser
Output power : <5mW (3mW typ.)
Wavelength : 780nm
Shock resistance
+X/-X direction : ≥ 2.5g
+Y/-Y direction : ≥ 2.5g
+Z/-Z direction : ≥ 2.0g
Power supply modes
Battery lifetime
Battery level detection – CD mode
Current consumption
Charge section
(not on all versions)
Charge current : 250mA ±10%
Max. charge time (µP controlled) : 7h
Temperature protection
: 50°C ±5°C
Headphone out (measured with 16 Ω load, DBB/ESP off)
Output power (THD=10%)
/17 version only : 2x4mW (+2/-2dB)
all other versions : 2x2mW (+2/-2dB)
Frequency response (1mW) : 100Hz-20kHz within 6dB
S/N ratio (unwght) : ≥ 76dB (80dB typ.)
S/N ratio (A-wght) : ≥ 78dB (82dB typ.)
THD+N (1kHz, 1mW) : ≤ 1% (0.2% typ.)
Channel crosstalk(1kHz,w/o load) : ≤ -40dB (-44dB typ.)
Channel unbalance (-40dB) : ≤ 5dB
Volume attenuation (1kHz) : ≥ 60dB
Dynamic Bass Boost DBB
Measurement setup CD
Use Audio Signal disc SBC429 4822 397 30184
Low pass filter 22kHz
L
R
LEVEL METER
e.g. Sennheiser UPM550
with FF-filter
S/N and distortion meter
e.g. Sound Technology ST1700B
DUT
E G A T S B B D
e s n o p s e r y c n e u q e r F
z H k 3 6 z H k 1 z H k 0 1
DBB +6dB
±
2dB
±
2dB 0dB
±
2dB 0dB
E D O M N O I T A R E P O
) V 5 . 4 ( Y L P P U S N I - C D ) V 5 2 . 2 ( Y L P P U S . T T A B
save r e w o P
N O P S E
save r e w o P
N O P S E
e d o m y a l P D C . p y t A m 0 8 . p y t A m 0 0 1 . p y t A m 0 0 1 . p y t A m 0 2 1
e d o m p m u J D C . p y t A m 0 2 2 . p y t A m 0 2 2 . p y t A m 0 0 3 . p y t A m 0 0 4
e d o m CHARGE . p y t A m 0 30
y b - d n a t S
) e g r a h c e r . l c x e (
. p y t A m 0 3 0 5 3
µ
. p y t A
n/a n/a
L E V E L N O I T C E T E D s e i r e t t a b y r a m i r P s e i r e t t a b e l b a g r a h c e R
y t p m e y r e t t a B
V 8 . 1
V m 0 5 - / 0 0 1 +
V 8 . 1
V m 0 5 - / 0 0 1 +
1 k a e w y r e t t a B
+ l e v e l y t p m e y r e t t a b
V 5 7 . 0
±
V m 0 0 1
+ l e v e l y t p m e y r e t t a b
V 7 . 0
±
V m 0 0 1
2 k a e w y r e t t a B
+ l e v e l y t p m e y r e t t a b
V 5 4 . 0
±
V m 0 0 1
+ l e v e l y t p m e y r e t t a b
V 5 . 0
±
V m 0 0 1
3 k a e w y r e t t a B
+ l e v e l y t p m e y r e t t a b
V 3 . 0
±
V m 0 0 1
+ l e v e l y t p m e y r e t t a b
V 3 . 0
±
V m 0 0 1
E P Y T Y R E T T A B
E D O M D C
IN M PS
E D O M D C
N =O
P S E
s e i r e t t a b y r a m i r P
6 R L x 2
≥
h 9 1
) . p y t h 24 (
≥
h 6 1
) . p y t h 21 (
s e i r e t t a b e l b a g r a h c e R
) h A m 0 0 2 1 ( 2 6 3 3 Y A
≥
h
) . p y t h 2 1 (
≥
h 8
) . p y t h 0 1 (
10
E D O M Y L P P U S
e g n a r e g a t l o V
DC-in socket
Primary batteries
2 xLR6
Rechargable batteries
AY3362 (1200mAh)
2.9 - 6.0V
1.7 - 3.6V
1.7 - 3.6V