Schematic Diagram - Main Board (1/3) (Rg290: Mx Model); Q Q - Sony HCD-RG190 Service Manual

HCD-RG190/RG290

Q Q

2-6. SCHEMATIC DIAGRAM – MAIN Board (1/3) (RG290: MX model) –
3 7 6 3 1 5 1 5 0
(1/3)
CN991
19P
VF
VF
-VFL
D-GND
TCM-SNYC TCM-SYNC
VDD(EVER)
VDD(SWITCHED)
STBY-LED STBY
KEY0 KEY0
SIRCS RMS
VFD-RESET R996 100 VRE
VFD-DI R999 100 VDO
VFD-DO VDI
VFD-CLK VCL
VFD-CE R997 100 VCE
M+9V
LED-GND
M-GND
M-GND
T E
L 1 3 9 4 2 2 9 6 5 1 3
CN091
9P
RESET
VDD
AVREF
FLMD FLMD
VSS
(NC)
VSS
SCK
SI
SO
A1
A2
A3
A4
A5
(Page 10)
A6
JW339
B1
w w w
B2
(Page 9)
HCD-RG190/RG290
I-MIC-DET
R343 R348 R355
22k 22k 100k
C-E3
R356 R352
470k 10k
R342 R354
1k 10k
I-HP-AUX
R344 R341
22k 10k R349
C-E2
10k
VACS C918 0.001
R346
PROTECT R922 220k
1k
KEY0 R913 1k
R347 R345
22k 10k
C-E1
R353 10k
STREAM
STBY
C-12 R981 100
R974 100
C-11
TCM-SYNC R972 100
VRE
VCE
VDO C923 220p
VDI R973 100
VCL R982 470
KEY0 R911 1k
RMS C926 220p
Q901
2SC3052
RESET SWITCH
R907 C908 R905
47k 0.1 10k
R908 C909
47k 0.1 1SS355TE-17
D910
1SS355TE-17
RESET SIGNAL
GENERATOR
IC902
PST3429UL
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y
. i
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R961
100
R980
100
R952
47k
I-HP/
AUDIO IN
I-SUFFIX
I-VACS
I-PROTECTOR
I-KEY0
I-CD-ENCODER
I-MODEL
I-STREAM
SYSTEM CONTROLLER
O-STBY-LED
IC901
Q Q
mPD7BF0547GC (S)
O-MP3-CLK 3 7 6
-UBT-A
I-MP3-DATA
O-MP3-DATA
I-TAPE-SYNC
O-VFD-RESET
O-VFD-CE
O-VFD-DATA
I-VFD-DATA
O-VFD-CLK
I-WAKEUP
I-XSIRCS
-IN
R909
22k
D905
Q902
2SC3052
AC DETECT
R935 C911
10k 0.001
R914
10k
C904 R932
0.1 2.2k
R910 10k
u 1 6 3
8 8
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2 4
8 9 9
R925
100
R920
470k
R956 100 C-7
I-SCOR
R957 100
I-
XTUNED
R959 100 C-OS
I-OPEN-SW
R970 100 C-SE
I-CD-NUMBER-SENS
R975 100 C-TF
O-TM-F
R976 100 C-TR
O-TM-R
R969 100 C-LF
O-LM-F
R967 100 C-LR
O-LM-R
C-8
O-XRST
C-4
O-D-MUTE
3 1 5 1 5 0 8 9 2
O-XLT
C-10
O-MP3-CS/
O-MP3-LP
R965 100 C-14
I-MP3-REQ
C-15
O-XLAT/
O-MP3-STB
R963 100 C-13
I-MP3-ACK
C-9
O-MP3-XLAT/
O-MP3-CS
MP3-RST
O-MP3-RESET
C-1
O-XTCN
FSP
O-FRONT-SP-RELAY
O-SWR
O-SWR
SYS-M
O-SYS-XMUTE
R953
10k
Q903 Q903,904
KTA1271Y-AT
REGULATOR
R903
C906 10k 1SS355TE-17
10
50V
Q904
2SC3052 R912
C903 1k
0.47
50V
C902
10 R904
50V 2.2k
R902
C901
0
100
X902 D901
16V
16MHz UDZW-TE17-4.7B
C913
R901
1p C916
100k
47000
C920 D902
5.5V
1p MC2836
C917 R936
0.1 22k
m
c o
.
Note: IC901 on the MAIN board cannot exchange with single. When
IC901 is damaged, exchange the entire mounted board.
2
8 9 9
C391
0.1
M+9V 13
M-GND
M-GND
C-LR LM-R
C-LF LM-F
C-TR TM-R
C-TF TM-F
C-E1 E-1
C-E2 E-2
C-E3 E-3
C-SE TBL ADDRESS SENS
D+3.3V
C-OS OPEN SW
1
4 9 8 2 9 9
D947
R949 R950
10k 4.7k
D943
MC2838
D923
R948
MC2840
2.2k R944 R946
D921
220k 0
MC2840
B3
R951
B4
220 R947
220k R945 C921 R941
220 2.2 R942 2.2k
(Page 9)
50V 10k
C922
4.7 R943
50V 4.7k
A7
A8
(Page 10)