Sony HCD-VX555, Руководство по обслуживанию, Страница: 25 / 86

25 25
HCD-VX555/VX555J
MAIN SECTION
A
TUNER
SECTION
(Page 24)
E G
VIDEO
SECTION
(Page 26)
F
D
CD
SECTION
(Page 24)
VIDEO
SECTION
(Page 26)
VIDEO
SECTION
(Page 26)
: FM
: CD
• Signal Path
• RCH is omitted due to
same as L-CH.
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
: VIDEO
REC
BIAS
BIAS
TRAP
R-CH
R-CH
R CH
BIAS
OSC
Q302,303
RV304
Q301
TA+12V
C332,L301
ERASE
HEAD
REC/PB
HEAD
PB EQ
AMP
IC304
RV303
IC302
REC/PB SWITCH
REC
EQ
BIAS
SW
DOLBY
B
NORM
CROM
RV301
40
1
2
3
4
48
46
A
B
70
120
PB
REC
DOL
PAS
PB
REC
36
33
32
38
39
43
BIAS ON/OFF
20
B NORM/CROM/METAL ALC ON/OFF
15
RM ON/OFF
22
NR ON/OFF
23
REC /PB/PASS
24
LM ON/OFF
25
MS OUT
26
MD/VIDEO
(AUDIO)
R-CH
R-CH
L-CH
LOUT
L-CH
J101
L
R
L
R
R-CH
PB
HEAD
DECK-B
DECK-A PB EQ
AMP
IC303
RV302
SWITCH
Q304,305
17
A120/70 PB A/B
16
NORM/HIGH
18
DECK PROCESSOR
INPUT SELECT
G EQ
IC101
IN2A 40
IN2C 38
VSELA IN2 34
IN2D 37
INVOL OUT2 35
IN2B 39
24 VOL OUT2
DATA 21
CLOCK
22
R-CH
DBFB
SWITCH
Q503
DBFB
CONT
Q101,102
6
5
7
IC102
MUTING
Q103 MUTING
CONT
Q504,505
POWER
AMP
IC501
18
12
10
IC103
ANALOG SURROUND
L-IN L-OUT 7
CONT3 3
CONT2
2
BP/SR 1
10
MUTING
Q581
Q401
BUFFER
MUTING
CONT
Q503,504
MUTING
Q862
MUTING
CONT
Q861
D841
OVER LOAD
DETECTOR
Q551
OVER HEAT
DETECTOR
Q505,506
+B
PROTECT
DETECTOR
Q821,822
PROTECT
CONT
Q823
D502
PROTECT
SWITCH
Q828,829
RELAY
DRIVE
Q824,825
RY801
J631
PHONES
R CH
R CH
M961
(FAN)
FAN
DRIVE
Q891,892
L
R
TM801
SPEAKER
91 B SHUT
89 A SHUT
57 B PLAY
56 A PLAY
91 B HALF
70 A HALF
67
PB A/B
A TRIG
DRIVE
CAP MOTOR
DRIVE
Q396,397
Q393,394
B TRIG
DRIVE
Q391,392
CAP MOTOR
SPEED CONT
Q395
A TRIG 51
B TRIG 52
CAP M H/L
54
CAP M CONT
55
B TRG M+
19
69
TC RELAY
IC501(2/2)
MASTER CONTROL
66
EQ H/N
68
ALC
65
BIAS
61
REC MUTING
60
NR ON/OFF
59
R/PB PAS
58
TC MUTING
53
AMS IN
5
SUR1 SUR2 SUR3
SUR1
SUR2
SUR3
SUR1 SUR2 SUR3
6 7 80
GEQ DATA
81
GEQCLK
79
DBFB ON/OFF
DC
BIAS
Q141
+6V A+12V
82
LINE MUTING
83
STK MUTING
87
FRONT RELAY
88
PROTECT
30
IIC DATA
10
XC IN
11
XC OUT
15
X IN
13
X OUT
32.768kHz
X501
16MHz
X502
BPF 0
BPF 5
P1
P39
FLOURESCENT
INDICATOR TUBE
DISPLAY CONTROL
IC601
F1 F2
D608-609
D613-618
11
FUCTION
KEY
60 I2C DATA
61 I2CCLOCK
VOL A
80
VOL B 79
S751 VOLUME
X601
4MHz
FL601
IC602
ALL BAND
73
HEADPHONE
78
VIDEO SWITCH VIDEO SWITCH
VIDEO SWITCH
(IC601)
76
S768-781
55 TUNER
57 CD
54 TAPE A/B
56 MD/VIDEO
58
GAME IN
LED
DRIVER
Q601-605
LED
DRIVER
Q751
52
REC/PAUSE
REC
D751
LED
DRIVER
53 ENTER ENTER
D752
Q752
17
12
SPEANA
BPF
6
5
4
3
KEY0 64
FUCTION
KEY
KEY1 65
FUCTION
KEY
KEY2 66
77 RESET
MIC2
J722
MIC
LEVEL
RV722
ECHO
LEVEL
RV721
IC722
IC722
MIC1
J721
29
IIC CLK
41
M RESET
43
XRST
T910
S901
F971
-V
REG
+5V
REG
Q941
D543
-VG
+B
-B
POWER
AMP
D901-904
EVER +5.6V
F1
F2
D972-975
AC
IN
RELAY
DRIVE
Q971
IC971
T972
1 3
+5.6V
REG
1 3
RY971
+12V
REG
1 3
+9V
REG
1 3
CD POWER
SWITCH
+5V
REG
1 3
IC911 Q911,912
IC951
IC921
ECHO
AMP
9
IC721
IC961
CD D+5V(SW)
XRST
CD A+5V(SW)
TC D+5V
AUDIO +5V
A+12V
I2C-DATA
I2C-CLK
TC A+12V
MIC A+12V
ST A+12V
TC M+9V
CDM M+7V
LED +7V
D906-909
D952
D953
VCD +5V
(UNSW)
D507
D512
D511
STBY RELAY
84
38 CD POWER
AC CUT
100
Q575
T301
HP901
HRPE901
5 7
7 5
3
2
1
IC301
IC104
TH701
3
2
1 6
5
7
LIMITER
Q721
D920-922
D577
S1003
(A HALF)
S1006
(B HALF)
S1001
(A PLAY)
S1002
(B PLAY)
A REEL
DET
IC1001
B REEL
DET
IC1002
A TRG M+
MOTOR
CONT
M901
M
CAPSTAN
MOTOR
Q1001
RV1002
NORM S
RV1001
HIGH S
S1005
(REC A)
S1009
(REC B)
R-CH
VIDEO
AUDIO
L
R
J601
J401
J402
VIDEO OUT
AUDIO OUT
13
10 9
12
11
IC105
Q104
VIN1
VMP-VIDEO IN
VOUT
SW1
VIN2
FAN ON
SWITCH
Q831
SURROOUND
J102
L
R R CH
71
67
72
.
S753-758
S760-765
S601-605
S791-795
48 VKK -VG
D791-793
59
DISC1
74
DISC2
75 DISC3
LED
DRIVER
Q791-793
5
1
100
93
.
G1
G13
12
22
24
41
43
6
10
47
XIN 83
XOUT 82
.
.
.
78
GAME/VIDEO
1
AUDIO OUT ON/OFF
LED
DRIVER
Q794
SIRCS
4
SIRCS
IC603
DISPLAY KEY
73
POWER KEY
74
STBY LED
75
?/1
S796
DISPLAY
S752
?/1
D794
RESET
12
RESET 1 3
IC502
STBY +5V
D508
VREF
D +5V
D509
D510
D580
D579
VCC
D977
D911 D910
D824 D822
JW973
JW972
JW984
JW990
120
230-240
220
220
120
230-240
EXCEPT VX555:TH
EXCEPT VX555:TH
VX555:TH
VX555:TH
EXCEPT VX555:TH
EXCEPT VX555:TH
IC616
+3.3V
REG
1 3
+3.3V
+3.3V
JW993
VOLTAGE
SELECTOR
INPUT SELECT
3
10 9
1
4
IC401
OUTPUT SELECT
7
2
1
3
IC781
VIDEO SWITCH
/DRIVER
PM901
PM902
2
(Encoder)