Sony CX-JN77 / JAX-N77 / JAX-PK77 Service Manual ▷ View online
CX-JN77
45
45
CN907
CN905
C909
R903
R904
CN902
CN906
C906
D906
C910
C
926
C
925
C
924
C
922
C
923
C
921
C
920
C911
JW910
JW902
RY901
CN901
W001
PT902
D902
D904
D903
D905
PT901
JW917
D908
R908
F906
F907
C908
Q902
D9
01
F904
F905
JW908
JW903
JW906
CN904
CN903
10P
3P
10
50V
12k
1k
3P
3P
0.1
MTZJ-T72
-27D
100
50V
50V
0.1
0.1
0.1
0.01
0.01
0.01
0.01
1000
25V
2P
10EDB40
10EDB40
10EDB40
10EDB40
10EDB40
1
T3.15A
250V
T3.15A
250V
220
63V
63V
2SA1932
1SS
133
T8A
250V
T8A
250V
2P
2P
VP
STBY-RELAY
EVER +10V
D-GND
AC-1
AC-1
GND
220V
NEUTRAL
LIVE
STBY-RELAY
EVER +10V
D-GND
(CHASSIS)
(AC IN)
SUB POWER
TRANSFORMER
BUILT IN TRANSFORMER
NOT REPLACEABLE:
∗
TRANSFORMER
MAIN POWER
AC3
AC3
AC4
AC4
VF2
VF1
-27V REGULATOR
6-24. SCHEMATIC DIAGRAM – TRANS Section – (AEP, UK, CIS only)
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
(Page 41)
(Page 35)
CX-JN77
46
46
JW905
PT901
JW928
JW929
JW930
JW931
JW932
JW933
JW934
F909
JW917
F908
CN907
F905
F906
F907
C906
R908
R904
C910
D906
R903
C908
Q902
JW909
W901
CN906
CN905
CN904
F904
C911
C909
C920
C925
C923
C924
C922
C921
C926
D908
JW920
JW921
JW922
JW923
JW911
JW924
JW910
CN902
CN901
RY901
JW902
D901
PT902
CN903
D904
D902
D905
D903
JW912
S901
JW904
JW925
JW901
TRANS BOARD
1-861-487-
13
(13)
SUB TRANS BOARD
1-861-488-
13
(13)
1
2
4
3
1
NOT REPLACEABLE:
BUILT IN TRANSFORMER
BUILT IN TRANSFORMER
∗
MAIN POWER
TRANSFORMER
B
E
C
(CHASSIS)
1
1
5
10
MAIN
BOARD
CN303
G2
POWER
BOARD
CN442
H2
SUB POWER
TRANSFORMER
1
1
3
1
4
2
W001
(AC IN)
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
(E51)
(MX)
220V
220V
230 – 240V
230 – 240V
120V
120V
VOLTAGE SELECTOR
(MX)
(MX)
(E51)
(E51)
6-25. PRINTED WIRING BOARDS – TRANS Section – (E51, MX only)
•
See page 25 for Circuit Boards Location.
:Uses unleaded solder.
(Page 42)
(Page 36)
D901
B-9
D902
A-8
D903
A-8
D904
A-8
D905
A-8
D906
C-6
D908
B-4
Q902
B-5
• Semiconductor
Location
Ref. No.
Location
CX-JN77
47
47
CN902
CN906
C911
JW910
JW901
JW902
JW925
RY901
CN901
W001
PT902
D902
D904
D903
D905
JW905
JW904
D901
CN904
CN903
S901
3P
3P
1000
25V
2P
10EDB40
10EDB40
10EDB40
10EDB40
1S
S133
NEUTRAL
LIVE
220V
STBY-RELAY
EVER +10V
D-GND
240V
4P
2P (MX)
4P
(MX)
2P
VOLTAGE SELECTOR
120V
220V
230-240V
(MX)
(MX)
(MX)
(AC IN)
SUB POWER
TRANSFORMER
(E51)
(E51)
(E51)
(E51)
(E51)
CN907
C909
R903
C906
D906
C910
C
9
2
6
C
9
2
5
C
9
2
4
C
9
2
2
C
9
2
3
C
9
2
1
C
9
2
0
JW917
D908
R908
C908
Q902
10P
10
50V
12k
0.1
MTZJ-T72
-27D
100
50V
50V
0
.1
0
.1
0
.1
0
.0
1
0
.0
1
0
.0
1
0
.0
1
10EDB40
1
220
63V
63V
2SA1932
VP
STBY-RELAY
EVER +10V
D-GND
(CHASSIS)
BUILT IN TRANSFORMER
NOT REPLACEABLE:
∗
AC3
AC3
AC4
AC4
VF2
VF1
-27V REGULATOR
R904
1k
CN905
5P
AC-VL
AC-VH
AC-VL
AC-VH
GND
PT901
TRANSFORMER
MAIN POWER
F906
F907
F905
T3.15A
250V
T3.15A
250V
T6.3A
250V
F904
T6.3A
250V
F908
T8A
250V
F909
T8A
250V
JW912
JW909
120V
(E51)
220V
240V
H2
G2
6-26. SCHEMATIC DIAGRAM – TRANS Section – (E51, MX only)
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
(Page 43)
(Page 35)
CX-JN77
48
48
•
IC Block Diagrams
– CD Board –
IC101
CXD3059AR
SERVO
INTERFACE
32
RFDCO
34
AC_SUM
35
EQ_IN
33
PDSENS
31
AVDD4
91
LMUT
92
NC
93
XTSL
94
IOVSS0
95
XTACN
96
SQSO
97
SQCK
98
SBSO
99
EXCK
1
MIRR
2
DFCT
3
FOK
9
SFDR
10
SRDR
11
TFDR
12
TRDR
13
FFDR
14
FRDR
19
E
20
F
26
A
27
B
28
C
29
D
30
NC
21
TEI
23
FEI
22
TEO
24
FEO
25
VC
5
LOCK
6
MDP
7
SSTP
4
VSS
8
IOVSS1
18
NC
15
IOVDD1
16
AVDD0
17
AVSS0
68 EMPH
66 BCK
67 VDD
71 DOUT
69 EMPHI
70 IOVDD2
64 VSS
63 LRCK
65 PCMD
75 NC
73 TES1
74 IOVSS2
78 XTAI
76 XVSS
79 XVDD
80 AVDD1
77 XTAO
72 TEST
MIRR
DFCT
FOK
TE
FE
SUM
PWM
GENERATOR
SERVO
DSP
A/D
CONVERTER
DC/DC
CONVERTER
ASYNMMETRY
CORRECTOR
SUB CODE
PROCESSOR
ERROR
CORRECTOR
32k
RAM
D/A
INTERFACE
D/A
COVERTER
SELECTOR
DIGITAL OUT
CPU INTERFACE
CLOCK
GENERATOR
SERVO
AUTO
SEQUENCER
LPF
LPF
DIGITAL
CLV
VC
ATT
39
RFC
EQ
41
RFACO
AMP
36
LD
37
PD
42
RFACI
43
AVDD3
44
BIAS
56
DDVRSEN
57
AVSS5
59
NC
54
AVDD5
58
DDCR
60
BCKI
55
DDVROUT
45
ASYI
47
VPCO
48
VCTL
49
AVSS3
46
ASYO
DIGITAL
PLL
EFM
DEMODULATOR
51
FILO
50
CLTV
52
FILI
53
PCO
38
NC
40
AVSS4
APC
112
XPCK
111
XUGF
110
WFCK
109
ATCK
101
SYSM
100
XRST
103
VSS
102
DATA
104
XLAT
106
VDD
107
SENS
105
CLOK
108
SCLK
113
GFS
116
VDD
115
SCOR
114
C2PO
117
C4M
119
COUT
118
WDCK
120
NC
82 VREFL
83 AVSS1
84 AVSS2
81 AOUT1
86 AOUT2
87 AVDD2
88 NC
89 IOVDD0
90 RMUT
85 VREFR
61 PCMDI
62 LRCKI
Approx.
800 mVp-p
800 mVp-p
59 ns
4.5 Vp-p
472 ns
4.5 Vp-p
22.8
µ
s
4.4 Vp-p
•
Waveforms
– MAIN Board –
– PANEL Board –
13
µ
s
38 Vp-p
30.5
µ
s
3.2 Vp-p
1
µ
s
3.2 Vp-p
1V/DIV, 10
µ
s/DIV
1V/DIV, 200ns/DIV
1V/DIV, 20ns/DIV
0.2V/DIV, 0.5
µ
s/DIV
– CD Board –
10V/DIV, 5
µ
s/DIV
1V/DIV, 10
µ
s/DIV
1V/DIV, 0.1
µ
s/DIV
IC101
yd
(LRCK)
2
IC101
yh
(BCK)
3
IC101
uj
(XTAO)
4
IC101
ra
(RFACO)
1
L101
5
(REC Mode)
5
IC601
qd
(I-XT2)
qs
IC601
qh
(CF2)
qa
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