Sony CX-VX55, Руководство по обслуживанию

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CX-VX55/VX77
CX-VX55/VX77
Ver. 1.1
6-2. BLOCK DIAGRAM — AUDIO SECTION —
SSDIN0
FRONT L+
FRONT L–
FRONT R+
FRONT R–
REAR R+
REAR R–
CENTER–
S/
S/WOOFER–
SSDIN1
SSDIN2
FRONT L+
FRONT L–
SURROUND L+
SURROUND L–
TRI_STATE
PWRDN
TH_WAR
MUTE
FAULT
CENTER–
PWRDN
TH_WAR
FAULT
TRI_STATE
PWRDN
TH_WAR
FAULT
TRI_STATE
9818 PDN 9818 SDA
9818 CLK
9818 RESET
HP MUTE
501/505 TH WARN
505PDN
CF2 CF1
4052B 4052A
MIC DET
S/
S/WOOFER –
WOOFER–
SSDIN3
SLRCK
R-CH
R-CH
D301
R-CH
R-CH
R-CH
JK700
Q609,983
Q503
FRONT L (6 Ω )
R-CH
+12V
R-CH
R-CH
FRONT L+
FRONT L–
FRONT R+
FRONT R–
SURROUND R+
SURROUND R–
SURROUND L+
SURROUND L–
CENTER–
WOOFER–
R-CH
SBCK
SO/SDA SCK/SCL RESET PLL_XPD
PWM4+
PWM4–
PWM6+
PWM6–
PWM1+
PWM1–
PWM5+
PWM5–
PWM2+
PWM2–
PWM3+
PWM3–
IC301
DIGITAL AUDIO PROCESSOR
IC710
AUDIO POWER DRIVE
IC502
HEADPHONE AMP
IC750
AUDIO POWER DRIVE
IC770
AUDIO POWER DRIVE
23
24
25
9 10
22 23 68
1
2 1
2 6
2
5
16 15
79 80 92 4
OVERLOAD
76
73
PWR SNS
26 88 91 74 70 25
HP DET
24 85
501/505 FAULT
71
27
28
29,31
30,32
26
25
25
26
27
26
25
32
31
27
28
29
30
67
68
48
49
67
68
28
10,11
16,17
2,3
8,9
2,3
8,9
10,11
16,17
30
29
2,3
8,9
10,11
16,17
3
PWMHPL– 45
46
31
32
58
59
R-CH
R-CH
PWMHPR– 40
41
51
52
54
55
26
MCLK
LRCK
SCLK
SDATA
AIN R
AIN L
AIN R
AIN L
MCLK
LRCK
SCLK
SDATA
IC202
A/D CONVERTER
IC204
A/D CONVERTER
4
3
2
1
IC001
MIC DUAL PRE AMP
IC601
4CH AUDIO SWITCH
IC002
MIC AMP
IC501
AUDIO AMP
4
3
2
1
20
19
CLK IN 86
X101
9.8304MHz
IC101
(2/3)
SYSTEM CONTROL
X201
9.8304MHz
A
B
C
PHONES
JK001
JK003
MIC 2
VR002
MIC VOL
JK002
MIC 1
JK601 (2/2)
R-CH
R-CH
AUDIO IN L
AEP,UK,CET,RU MODEL
L
R
ADATA0
ADATA1
ADATA2
ADATA3
ALRCK
ABCK
R-CH
ACLK
TU-L
ASPDATA
MIC DATA
JK602 (2/2)
AUDIO IN VIDEO
JK602
EURO AV
OUTPUT(TO TV)
FRONT R (6
Ω
)
SURR L (6 Ω )
SURR R (6 Ω )
CENTER (6 Ω )
JK701
FAN901
SUBWOOFER
(3
Ω
)
8
5
8
5
8
2
7
3
FAN MOTOR
CONTROL
Q701
MUTE
CONTROL
FAN MOTOR
DRIVE
Q702
3
2
1 MUTE
DVD
SECTION
TUNER/POWER
SECTION
P.SENS
D
TUNER/POWER
SECTION
TUNER/POWER
SECTION
D802
D801
• Signal Path
: AUDIO
• R-ch is omitted due to same as L-ch.
• Abbreviation
CET : East European & Russian model
RU : Russian model
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