Sony HCD-GX570 - Cd Deck Receiver Component Service Manual page 95

2-2. SCHEMATIC DIAGRAM – MAIN Board (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
CN091
9P
RESET
VDD
AVREF
FLMD FLMD
VSS
(NC)
VSS
SCK
SI
SO
A1
A2
A3
A4
A5
(Page 5)
A6
JW339
B1
B2
(Page 4)
HCD-GX470/GX570
(1/3)
∗R356
10k(GX570)
1M(GX470)
(GX470)
R343 R348
22k 22k
C-E3
R356
∗
R342
1k
I-HP-AUX
R344 R341
22k 10k
C-E2
VACS
R346
PROTECT
1k
KEY0
R347 R345
22k 10k
C-E1
STBY
C-12
C-11
TCM-SYNC
VRE
VCE
VDO
VDI
VCL
KEY0
RMS
Q901
2SC3052
RESET SWITCH
R907 C908
47k 0.1
R908 C909
47k 0.1
D910
1SS355TE-17
RESET SIGNAL
GENERATOR
IC902
PST3429UL
R952
47k
R355 R351
22k 22k
R352
1M
R354 R350
22k 22k
I-HP/
AUDIO IN
R349
I-SUFFIX
10k
C918 0.001
I-VACS
R922 220k
I-PROTECTOR
R913 1k
I-KEY0
I-CD-ENCODER
R353 10k
I-MODEL
I-STREAM
SYSTEM CONTROLLER
O-STBY-LED
R981 100
µPD78F0547GC (S)
O-MP3-CLK
R974 100
I-MP3-DATA
O-MP3-DATA
R972 100
I-TAPE-SYNC
O-VFD-RESET
O-VFD-CE
C923 220p
O-VFD-DATA
R973 100
I-VFD-DATA
R982 470
O-VFD-CLK
R911 1k
I-WAKEUP
C926 220p
I-XSIRCS
-IN
R905 R909
10k 22k
D905
1SS355TE-17
Q902
2SC3052
AC DETECT
R935 C911
10k 0.001
C904 R932
0.1 2.2k
R910 10k
3 3
(GX570)
(GX570)
R925
100
R920
470k
R956 100
I-SCOR
R957 100
I-
XTUNED
R959 100
I-OPEN-SW
R970 100
I-CD-NUMBER-SENS
R975 100
O-TM-F
R976 100
O-TM-R
R969 100
O-LM-F
R967 100
O-LM-R
O-XRST
IC901
O-D-MUTE
-UBT-A O-XLT
O-MP3-CS/
O-MP3-LP
R965 100
I-MP3-REQ
O-XLAT/
O-MP3-STB
R963 100
I-MP3-ACK
O-MP3-XLAT/
O-MP3-CS
O-MP3-RESET
O-XTCN
O-FRONT-SP-RELAY
O-SWR
O-SYS-XMUTE
R953
10k
Q903
KTA1271Y-AT
REGULATOR
R903
C906 10k
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
R914
10k
C917 R936
0.1 22k
HCD-GX470/GX570
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
C-7
C-OS
C-SE
C-TF
C-TR
C-LF
C-LR
C-8
C-4
C-10
C-14
C-15
C-13
C-9
MP3-RST
C-1
FSP
O-SWR
SYS-M
Q903,904
D947
1SS355TE-17
R949 R950
10k 4.7k
D943
MC2838
D923
R948
MC2840
2.2k R944 R946
D921
220k 0
MC2840
B3
B4
R947
220k R945 C921 R941
220 2.2 R942 2.2k
50V 10k (Page 4)
C922
4.7 R943
50V 4.7k
A7
A8
(Page 5)