Schematic Diagram - Function Section - Sony HCD-GTX66 Service Manual

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6-26. SCHEMATIC DIAGRAM — FUNCTION SECTION — • Refer to page 66 for IC Block Diagrams.
FUNCTION BOARD
D905
SELU5223C-STP15
CD
R991 680
R992 680
Q906–911,913,921
LED DRIVE
Q906
DTC123JKA-T146
R995 680
3.1
0.3
54 D906
R996 680
SELU5223C-STP15
TUNER/BAND
R998 680
R999 680
D907
Q907
SELU5223C-STP15
DTC123JKA-T146
TAPE A/B
3.2
1.8
53 D908
R1002 680
SELU5223C-STP15
R1003 680
AUDIO
R1005 680
R1006 680
D909
Q908
SELU5223C-STP15
DTC123JKA-T146
VIDEO
6.1
52 0.7
D910
R1009 680
SELU5223C-STP15
R1010 680
USB
R1015 680
R1016 680
D912
SELU5223C-STP15
+
Q909
M
DTC123JKA-T146
0.1
D913
R1019 680 SELU5223C-STP15
3.1
58
–
T E
L R1020 680 1 3 9 4 2 2 9 6 5 1 3
m
R1022 680
R1023 680
D914
Q910
SELU5223C-STP15
DTC123JKA-T146
x
0.1
3.1
75
R1028 680
R1029 680
Q911
D916
DTC123JKA-T146
SELU5223C-STP15
3.1
CD-TAPE
SYNC
76 0.5 R1032 680
R1033 680
D917
SELU5223C-STP15
CD-USB
SYNC/REC 1
Q913
DTC123JKA-T146
R1047 820
3.8
79 1.6 R1048 820
R1049 820
D921
SELU5420E-STP15
BX
Q921
R964 680
DTC123JKA-T146
3
R961 680
D929
0.5
59
SELU5223S-TP15
TAPE REC
PAUSE/START
w w w
HCD-GTX66/GTX77
S900
R900
Q904,905
270
LED DRIVE
S937
TAPE REC S901
Q904
PAUSE/START USB
DTC123JKA-T146
3
S902
S914
CD–TAPE SYNC VIDEO
0.2 R1052
D928 22k
R984
MA111-TX
22
R914 S903
S915
D930
15k
CD–USB SYNC/REC 1 AUDIO
SELU5420E-STP15
(GREEN)
3.2
R915
10k
3.2
S917 S904
R987
TAPE A/B
x
82 R916
-0.1
0
Q905
DTA123JKA-T146
D904
SELU5223C-STP15 S905
R990
(RED) –
S918
100 R917 TUNER/BAND
m
6.8k
S906
+
CD
S919
R918
M
4.7k
S907
ILLUMINATION
TUNING+
S920
> R919
3.3k
S908
FLANGER
S921
R920
BX
2.2k
S909
DELAY
TUNING–
S922 R921
.
1.5k
S910
CHORUS
S923
R922
RETURN
1.5k
S911
ENTER
S924
R923
AMP MENU
1k
S912
ERASE
S925
R924
SURROUND
680 S913
SOUND FLASH
S926
R925
EQ BAND/MEMORY 470
S927
R926
GROOVE
1k
S928
R927
PRESET EQ
680
Q914–916
LED DRIVE C947
100p
CH
D922-D927
R928
(ILLUMINATION)
470
D922
R1056
SELU5223C-STP15
470
Q914
DTC123JKA-T146 R1057
7.6 470
D923
SELU5223C-STP15
R1058
470
0 VOL 1,2
D924
R1060
SELU5223C-STP15
470
Q915
DTC123JKA-T146
R1061
7.6
470
D925
R1062 SELU5223C-STP15
470
0 VOL 3,4
D926
R1064
SELU5223C-STP15
470
SEL A
Q916
DTC123JKA-T146 R1065
3 470
D927
SELU5223C-STP15
R1066
SEL B
470
VOL 5,6
0.5
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http://www.xiaoyu163.com
CD-SW BOARD
CN905
NO955
2P
2P
JL976 JL981
KEY2 1
1 KEY2
JL977 JL982
GC GND 2
S934 2 GC GND
R1178
270
JOG BOARD
R901
NO954
33k CN904
3P
3P
JL978 JL983
3 Operational Dial 1
Operational Dial
JL979 JL984
2 LED GND LED GND 2
R902 JL980 JL985
1 Volume Volume 3
22k
R903
15k
R904
10k
MIC BOARD
R905
6.8k
R906
4.7k
R907
3.3k
JW1003
C1158
2.2
50V
R908
2.2k
J1100
C1157
0.01 R1173
10k
B
R909
1.5k
Q Q
3 7 6
R910
1.5k
R911
D1152
1k MC2837
R912
680
C1191
0.1 B
R913
470
J1101
CN950
25P
JL951
25 VOLUME
JL952
24 OPERATION DIAL
JL953
23 LED VOL1,2
JL954
22 LED VOL3,4
JL955
21
LED VOL5,6
JL956
20 KEY INT POWER
JL957
19 LED-GND
JL958
18 EVER+4V
JL959
17 KEY INT DISPLAY
JL960
16 GC-GND
JL961
15 POWER LED
JL962
14 SELB
JL963
13 SELA
N
JL964
12 KEY2
JL965
(Page 55)
11 KEY1
JL966
10 KEY0
79 JL967
9 LED -PLAY RED/GREEN
78 JL968
8 LED -AMS+,AMS-
76 JL969
7 LED -toTAPE,toUSB
75 JL970
6 LED -STOP, Pause
59 JL971
u 1 6 3
5 LED USB ACCESS, toUSB
58 JL972
LED- FF,FR
4
54 JL973
3 LED -CD(Dummy),TUNER(DVD)
53 JL974
2 LED -TAPE(Tuner),TV/SAT(Tape)
JL975
52
1 LED- VIDEO/MD(TV),USB(VIDEO)
57 57
http://www.xiaoyu163.com
2 4
8 9 9
R955 R956 R957 R958 R959
1.5k 1.5k 2.2k 3.3k 4.7k
S931 S932 S933
S929 S930
Z OPEN/CLOSE DISC 1 DISC 2 DISC 3
2B
S936
R1071
R1070
6.8k
1k
C980 GND
2A 1000p
B
R1069
1k
2B
S935
2A GND
C986
1000p
R1068
B
1k
VOLUME ENCODER
C1112 C1113
1 C1111 2.2
R1180 R1137
50V 470p 50V
1k 100
C1110
47p CH
R1138
47k
R1176 4 3 2 1
0
IC1100
IC B/D
R1177
100k
MIC
C1116 R1199
5 6 7 8 LEVEL
1000p 0
R1175
CH C1163
1k
0.22 RV1150
R1187
C1160
50V 50k
47p CH 100
R1181
C1161
C1162
10k
2.2 50V 150p CH JW1001
C1190 R1183
R1182
47k
47
3 1 47k 5 1 5 0 8 9
16V
R1190 0
(CHASSIS)
R1104 0
D1104
C1106
R1154
MC2837
0.1 0
(CHASSIS)
m
c o
.
HCD-GTX66/GTX77
2
8 9 9
2 4 9 8 2 9 9
CN902 4P
JL1008
5 MIC AGND
JL1009
4 MIC SIGNAL
G
JL1010
3 A+9V
JL1011
(Page 44)
1 HP DETECT
CN907 3P
JL1012
3 HP L
JL1013
2 HP GND O
JL1014
1 HP R
(Page 59)