Main Section - Sony HCD-XB8 Service Manual

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HCD-XB8
— MAIN SECTION —
RV760
MIC
LEVEL
J761
3 1 6
MIC
MIC AMP
IC760
J101
PHONO
3 1
IN
L
PHONO EQ AMP
IC101
INPUT SELECT
J101
IC102
VIDEO
(AUDIO)
MUTE V
1
IN
Q121
TC
2
L
ST
4
CD
5
PB L
REC L
MUTE
CONTROL
Q123,124
RELAY REC/PB
A SHUT
B SHUT
B
B HALF
A HALF
A PLAY
DECK
B PLAY
SECTION
PB A / B
(Page 26)
NORM/HIGH
BIAS ON/OFF
RM ON/OFF
NR ON/OFF
REC/PB PASS
LM ON/OFF
CAP M H/L
A TRG
B TRG
TRIG H/L
CAP M ON/OFF
ST L
RDS DATA
RDS INT
COM DIN
A
COM DATA
STEREO
TUNED
TUNER
ST CE
SECTION
MUTE
(Page 20,
22)
L CH
TBL. L
TBL. R
SCOR
T. SENS
SENS 2
C
SENS
X RST
CD CLK
CD
CD DATA
SECTION
UP SW
(Page 24)
SQ CLK
SQ DATA
X LAT
(DISC No.)
EXCEPT
09
AEP,UK
DOLBY PRO LOGIC
IC601
CENTER
7 C-OUT 34 REAR
35 10
9 LIN S-OUT
37
L-OUT
3
41 FRONT
DATA
4 3
42 CLK
4
2
40 EN
2
INPUT SELECT
IC103
3
69
4
65
3 5 71
A 10 9 28
MICON
9 29
B 10
INTERFACE
6 30
INH 11
32 33 34
4 3
54 3 99
427 LAT SW F CON
INPUT CHANGE
96 RELAY
26
A SHUT
27 B SHUT
28 B HALF
97 A HALF
94 A PLAY SW
95
B PLAY SW
87 PB A/B
88 EQ H//N
89 BIAS
90
REC MUTE
91
NR ON/OFF
92 R/P PASS
93 TC MUTE
82
CAP H/N
83 A TRG
84 B TRG
85
TRG LOW
86
CAP M ON/OFF
1
41
VOL LAT
2
42
PL LAT
3
44
COM DOUT MASTER CONTROL
4
IC701
45 COM CLK
66 ST DIN
70
STEREO
69 TUNED
68 ST CE
72 ST MUTE
67 ST DOUT
60 TBL L
61 TBL R
18 SCOR
76 T SENS
73 SENS 2
74 SENS
57 XRST
48
CD CLK
47 CD DATA
77 UP SW
36 SQ CLK
34 SQ DATA IN
58
XLT
D+5V
D201
62 TRAY LED
Q201
AEP,UK
22 RDS DATA
21 RDS INT
— 27 —
DELAY
IC602
S-OUT 13
S-IN
8 L-IN
FRONT
L-MIX
16
OUT
3 DATA
2 CLK XTAL 23
X601
4
EN
8MHz
XTAL 24
FRONT
61
64 45 44
+
EQ
EQUALIZER / VOLUME
IC201
62
POWER 98
DBFB H/L 2
TA MUTE 1
R RELAY 7
IIC DATA 55 28 DATA
IIC CLK 56 27 CLOCK
RESET 15
RESET
SWITCH
Q951
DISPLAY CONTROL
IC601
AC CUT 14 RESET
20
RESET
IC951
D951
+5V
X1 11 12
XOUT
X701 X601
5MHz 8MHz
X2 10 13 XIN
14
XT1
X702
32.768KHz
13
XT2
SEG1-35 GR1-16
67 - 100 • 1 51 - 66
46
CD POWER
FL601
FLUORESCENT INDICATOR TUBE
MUTE
SWITCH
STK MUTE 100
Q912
VOLUME
IC604
IC603 MUTE
OUT 2
REAR
3
1 3 IN
AMP
5 7
14 IN
4
CENTER 8
CLK
3
9
DATA
1
10 LATCH OUT 15
AMP
IC861
6
7
5
FRONT
43 42
+
38
MUTE
Q254
MUTE
40 41 SWITCH
39
Q120
S.WOOFER
DBFB DBFB
MODE
SWITCH SWITCH
SWITCH
Q201 Q202
Q206
3
LED1
10
•
15
•
16
Q602,603
•
LED13
18 LED
• PANEL LED
SWITCH
20
LED15 •
22
•
23
•
25
•
LED18
47
LED
29 CONTROL
LED SELECT
Q601
REMOTE
CONTROL
SIRCS 39
RECEIVER
SPEANA 1 42
IC602
• R CH: Same as L ch
43
SPEANA 2
D/A
• SIGNAL PATH
SPEANA 3 44
S711
SPEANA 4 45
= AMS +
L+R 46
26
JOG A ROTARY
41 ENCODER
JOG B
KEY 5 37
KEY
MATRIX
KEY 1 33
S681
6
DOOR SW 38
OPEN
S701
VOLUME
VOL A 24
ROTARY
VOL B 40 ENCODER
VF
— 28 —
It`s Free
REAR
REAR
Q602
CENTER
MUTE
CENTER
Q601
FRONT
DBFB
POWER ON/OFF
R RELAY
D
D+5V
POWER
SECTION
: FM
: CD
: PB
: REC
: VIDEO
: MIC
CD POWER
STK MUTE