Sony CDX-R3000 Service Manual

30
CDX-R3000/RW300
IC401 BD3808FS (MAIN Board)
32 31 30 29 28 27 26 25 24 23 22
I
2
C BUS
LOGIC
VCO
MIX
FADER
(0~-58,
-∞dB)
FADER
(0~-58,
-∞dB)
FADER
(0~-58,
-∞dB)
FADER
(0~-58,
-∞dB)
VOLUME
(+23~-79dB,-∞dB
1dB STEP)
VOLUME
(+23~-79dB,-∞dB
1dB STEP)
INPUT GAIN
(0~15dB,1dB STEP)
INPUT SELECTOR
(4 STEREO INCLUDE 1 ISOLATION INPUT)
INPUT GAIN
(0~15dB,1dB STEP)
ANTI-ALIASING
FILTER
ANTI-ALIASING
FILTER
MUTE
fc:40kHz fc:40kHz
MUTE
6 7 8 9 10 113 4 521
DGND
AGND
FIL
AN
AP2 AP1
B1
B2
C1
C2
D1
D2
DS11 DS21 DS31
NC NC
12 14 1613 15
SDA SCL MUTE SEL ADJ VCC OUTF1 OUTR1 OUTF2 OUTR2 DS12 DS22 DS32 OUTS1 OUTS2
21 20 19 18 17
VCC
VCC/2
TONE
PASS
BASS
fo:60,70,80,100,120,140,160,200Hz
Q:0.5,0.75,1,1.25
MIDDLE
fo:500Hz,1kHz
Q:1
TABLE
fo:5,7.5,10,12.5kHz
TONE
PASS
EFFECT (0dB~
+20dB,2dB STEP)
EFFECT (0dB~
+20dB,2dB STEP)
2ND ORDER
LPF
2ND ORDER LPF
fc:OFF,80,120,160Hz
Q: 0.707
BASS,TREBLE, MIDDLE
(-15dB~+15dB,1dB STEP)
BASS,TREBLE, MIDDLE
(-15dB~+15dB,1dB STEP)
GAIN+ATT
(+10~-29,
-∞dB)
jomi

Sony CDX-R3000 Specifications

General

Brand	Sony
Model	CDX-R3000
Category	CD Player
Language	English