Philips AZD208/05/12/79, Service Manual

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Acoustical noise:
Mode: Play/Pause 35 dBA max. (45 dbA in Search mode) 26
Mode: Jump (Next) 45 dBA max. 27
Acoustic feedback: Acoustical feedback is
not allowed.
Test disc TNO 2,6,11,18,19,20 of SBC444 , 10% THD o/p , DBB on
AUDIO part: (Measured with Audio Signals Disc-1, 7104 078 04911 on Speakers or Headphone socket with nom. load)
Typ. Limit
Output level
(TNO1)
3.1V 28
SNR unwtd. 60 dB 50 dB 29
SNR wtd. dBA 62 dBA 57 dBA 30
Crosstalk
(1kHz)
TNO 67, 71
35 dB 30 dB 31
Crosstalk
(other range)
TNO 66 – 73 (16 TO 16KhZ)
40 dB 40 dB 32
Frequency response
Vol.max.–20dB
(DBB on)
-1.5dB
-1dB
r dB at 100Hz
r dB at 10kHz
33
Frequency response at
DBB off (+/- 3dB)
100
10k
80 Hz
12.5 kHz
34
THD (1kHz, 0 dB) 1% 1.5 % 35
THD (overall frequency
response range, 0dB)
2 % 3 % 36
Channel difference 0.5 dB 2 dB 37
Frequency accuracy - +/-0.5 % 38
De-emphasis
15 P s / 50 P s Switchable via Subcode information
39
REMARKS:
3*
ᇍՓ⫼
45
⺕୛ু
Frequency response CD 100HZ nom -9 BD;
limit
-10 BD
10KHZ nom +/-1 BD;
limit
+/-2 BD
ᇍՓ⫼
40
⺕୛ু
Frequency response 10KHZ nom +/-3 BD;
limit
+5/-0 BD
40
CD-RW Test discs :
( A ) Audio signal disc 1 ( N )
( B ) SBC444A ( O )
( G ) Burn-in SBC 442 ( P )
( K ) Printed CD-RW ( Q )
( L ) Low reflect CD-RW ( R )
( M ) High reflected CD-RW ( S )
( T )
Description condition (test disc) Noraml limit
CD-RW playability
1 Fingerprint “K” TNO 18 No audible disturbance
2 Black dot “K” 13, 17 um
800 400
3 Low reflection “L” No audible disturbance
4 High reflection “M” Startup
TECHNICAL SPECIFICATION
1-5