Sony RCD-W3 Service Manual

RCD-W3
37 37
5-11.SCHEMATIC DIAGRAM – AUDIO SECTION –
R788
R789
R735
R738
R736
R743
R744
LY702
C730
C746
C787
C767
C728
R733
R734
R703
R704
R705
R708
C731
C733
Q706
R717
R715
R714
C718
C719
R701
C791
C722
C770
C707
C778
C797
R771
R772
C703
C761
R706
R707
C725
R763
R742
R783
R784
C773
C762
C771
R781
R782
R785
R798
R766
R773
C717
R799
C764
C763
R746
R749
R745
C724
C708
C758
C757
R750
C739
C737
C742
C740
R740
C726
R774
R737
C732
R764
R786
R777
R775
C710
C712
R779
R778
C744
R776
C723
CN702
R795
R794
R702
R768
C714
C715
R720
R741
R719
R770
R716
R718
R711
R790
R791
Q709
Q710
PN703
C704
R752
R753
CN704
Q705
L704
0µH
0µH
L703
C756
C711
C727
R797
R796
C702
Q701
Q702
Q711
Q712
Q703
Q704
IC706
CN701
C701
C720
1k
1k
22
2.2k
22
22
22
220p
120p
3900p
120p
3900p
1k
1k
100
100
100
1k
22
50V
22
50V
KTC3198
0
2.7k
2.7k
100p
0.1
1k
3300p
3300p
22
50V
0.1
820p
820p
1.2k
1k
820p
22
50V
470
470
820p
1k
1.2k
100k
100k
0.1
100
16V
100
16V
560
560
4.7k
1k
2.7k
4.7k
220
25V
4.7k
47
10V
0.1
2.2k
47k
47k
100p
0.1
1000p
0.1
2.2k
0.1
0.1
0.1
0.1
1k
0.1
4.7k
1k
220p
1k
22
22
1.2k
100
10V
100
10V
1.2k
1.2k
100
10V
1.2k
100
10V
1k
1k
1.3k
1.3k
22
50V
22
50V
27k
27k
5.1k
5.1k
10k
5.6k
5.6k
10k
10k
KTC3198
KTC3198
8P
820p
47k
2.2k
3P
KRA103M-AT
470
10V
470
10V
470
10V
68
68
470
10V
KRA103M-AT
KTD1302
KTD1302
KTD1302
KTD1302
KTD1302
74HCU04D
30P
2200
16V
470
10V
GND
HP L
HP R
GND
GND
R IN
R OUT
L OUT
L IN
IC7V2
AINL
AINR
NC
VCOM
AGND
VA
VD
DGND
TST
TIL
DIF
PDN
SCLK
MCLK
LRCK
STDO
IC7V1
MCLK
BICK
SDTI
LRCK
PDN
CSN
CCLSK
CDTI
DZFL
DZFR
VDD
VSS
AOUTR-
AOUTR+
AOUTL-
AOUTL+
100
100
100
100
100
100
R7OA
R7OB
R7OC
R7OD
R7OE
R7OF
R7OG
1k
V+
OUTB
INB-
INB+
OUTA
INA-
INA+
V-
IC702
V+
OUTB
INB-
INB+
OUTA
INA-
INA+
V-
V+
OUTB
INB-
INB+
OUTA
INA-
INA+
V-
IC704
IC707
COM
INH
VEE
VSS
VCC
A
OPTICAL
IN
0.1
10V
0.1
10V
0.1
10V
C7V2
C7V3
C7V5
C7V6
C7V7
C7V8
R7V3 330
R7V2 330
R7V5
4.7k
4.7k
R7V4
IC703
C70C
0.1
0.1
C70B
JK703
1
5
8
1
5
10
15
20
30
25
R
L
R
L
OUT
IN
ANALOG
CONVERTER
D/A
CXD9627N-E2
PHONES AM
P
Q710,711
AUDIO MUTE
AUDIO M
UTE
Q703,704
AUDIO MUTE
SW
ITCH
Q701,702,706
SELECTOR
LEVEL M
ETER
CH0/L
CH1/H
AM
P
AM
P
CONVERTER
A/D
AMP
DRIVE
RELAY
DIGITAL
OPTICAL
JK701
OUT
GND
GND
GND
LEVEL SEL
DAC RST
DUB SEL
GND
SDT DAC
SCK DAC
CS DAC
F DOUT
DA MCLK
GND
GND
GND
GND
DA LRCK
DA DATA
DA CLK
AD MCLK
AD LRCK
AD BCK
AD DATA
FR DIG IN
OPT IN
DIG IN
LEVEL IN
EXT RMC
PW
R MUTE
JK705
Q705
R712 47k
R713 47k
5VD
8VA
-8VA
12V
5.2VA
GND(D)
GND(A)
GND
TC4W53FU
470
470
A DATA ZERO
NJM5532M-D
NJM
4556AM-TE2
AK5380VT-E2
470
L7V1 0uH
NJM4565M(TE2)
W
AVE SHAPER

Sony RCD-W3 Specifications

Power

power requirements	U.S.A. and Canada 120 V AC, 60 Hz
power requirements other countries	110 – 240 V AC, 50/60 Hz
power consumption	20 W

Audio Specifications

frequency response	20 Hz – 20, 000 Hz (±0.5 dB)
signal-to-noise ratio	More than 100 dB
dynamic range	More than 95 dB

Inputs

analog in impedance	47 kilohms
rated input	330 mVrms
minimum input	125 mVrms

Outputs

analog out rated output	2 Vrms (at 50 kilohms)
load impedance	over 10 kilohms
phones	28 mW, 32 ohms

Weight and Dimensions

dimensions	430 × 108 × 368 mm
mass	4.6 kg