Sony CX-JV77 / JAX-V77 Service Manual ▷ View online
61
CX-JV77
Pin No.
Pin Name
I/O
Description
72
VDD4
—
Power supply terminal (+3.3V)
73
I-CD NUM
SENSOR
I
CD table address detection signal input terminal
74
O-POWER RELAY
O
Power on/off control signal output terminal “H”: power on
75
O-SYSTEM-MUTE
O
System muting on/off control signal output terminal “H”: muting on
76
O-POWER LED
O
LED drive signal output of the power indicator “H”: LED on
77
O-I-BASS LED
O
LED drive signal output of the i-BASS indicator “H”: LED on
78 to 80
NONE
O
Not used
81
I-MULTI-JOG IN1
I
Jog dial pulse input terminal (MULTI JOG)
82
I-MULTI-JOG IN2
I
Jog dial pulse input terminal (MULTI JOG)
83
I-LC72121 DI
I
Serial data input from the FM/AM tuner pack
84
O-LC72121 CE
O
Chip enable signal output to the FM/AM tuner pack
85
O-LC72121/
BU2099FV DO
O
Serial data output to the FM/AM tuner pack and loading/table motor driver
86
O-LC72121/
BU2099FV CLK
O
Serial data transfer clock signal output to the FM/AM tuner pack and loading/table motor driver
87
O-BU2099FV LCH
O
Latch pulse signal output to the loading/table motor driver
88
O-BU3401 CLK
O
Serial data transfer clock signal output to the electrical volume
89
VSS2
—
Ground terminal
90
VDD2
—
Power supply terminal (+3.3V)
91
O-BU3401 DATA
O
Serial data output to the electrical volume
92
O-XTCN
O
Oscillator control signal output to the CD DSP Not used
93
O-X-RES
O
Reset signal output to the CD DSP and motor/coil driver “L”: reset
94
O-VIDEO-
POWER
O
Power supply on/off control signal output for the CD mechanism deck
95
O-SYS-CS
O
Chip select signal output to the CD DSP
96
O-SYS-OK
O
Acknowledge signal output to the CD DSP
97
O-SYS-REQ
O
Request signal output to the CD DSP
98
O-SYS-DO
O
Serial data output to the CD DSP
99
O-SYS-DI
I
Serial data input from the CD DSP
100
O-SYS-CLK
O
Serial data transfer clock signal output to the CD DSP
62
CX-JV77
SECTION 7
EXPLODED VIEWS
7-1.
CASE SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
1
4-245-158-01 EMBLEM
2
4-252-696-21 PANEL, TRAY
3
3-363-099-32 SCREW (CASE 3 TP2)
4
4-245-183-71 CASE (SIDE-L)
5
4-244-849-71 CASE (TOP)
6
4-245-184-71 CASE (SIDE-R)
7
1-773-122-11 WIRE (FLAT TYPE) (19 CORE)
8
4-951-620-01 SCREW (2.6X8), +BVTP
9
1-775-265-11 WIRE (FLAT TYPE) (29 CORE)
10
A-4752-397-A VMP43GY BOARD, COMPLETE
11
1-500-657-11 CORE, FERRITE
12
1-469-854-11 CORE, FERRITE
13
1-765-325-11 WIRE (FLAT TYPE) (11 CORE)
#2
7-685-647-79 SCREW +BVTP 3X10 TYPE2 IT-3
#3
7-685-646-79 SCREW +BVTP 3X8 TYPE2 IT-3
•
Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
•
The mechanical parts with no reference
number in the exploded views are not supplied.
number in the exploded views are not supplied.
•
Abbreviation
E3
E3
: 240V AC area in E model
E15 : Iranian model
EA : Saudi Arabia model
EA : Saudi Arabia model
NOTE:
•
-XX and -X mean standardized parts, so they
may have some difference from the original
one.
may have some difference from the original
one.
•
Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
Example:
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color
Cabinet's Color
The components identified by mark
0 or dotted line with mark 0 are
critical for safety.
Replace only with part number
specified.
0 or dotted line with mark 0 are
critical for safety.
Replace only with part number
specified.
1
2
3
8
8
9
10
7
3
3
4
5
6
tape mechanism
deck section
deck section
#3
#2
#2
#2
#2
#2
#2
#3
CD mechanism
deck section
(CDM74-K4BD49)
deck section
(CDM74-K4BD49)
back panel section
not
supplied
supplied
not supplied
(VCD
CONNECT
board)
(VCD
CONNECT
board)
11
13
12
SP
: Singapore model
63
CX-JV77
7-2.
TAPE MECHANISM DECK SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
101
4-252-707-01 KNOB (VOL), PLATING ROTARY
102
4-252-709-01 KNOB (AMS), PLATING ROTARY
103
3-229-336-11 SCREW, +BVWH TAPPING
104
4-252-718-01 SHEET, FL
105
A-1067-392-A PANEL BOARD, COMPLETE (EA)
105
A-4752-508-A PANEL BOARD, COMPLETE (EXCEPT EA)
106
1-773-288-11 WIRE (FLAT TYPE) (29 CORE)
107
1-827-145-11 WIRE (FLAT TYPE) (13 CORE)
108
4-245-758-02 PLATE (HEAD), SHEILD
109
4-951-620-01 SCREW (2.6X8), +BVTP
110
4-225-252-01 CUSHION (FOOT)
111
1-796-486-61 DECK, MECHANISM (CWM43FR36)
112
4-253-575-01 KNOB (MIC), ROTARY
113
1-769-842-11 WIRE (FLAT TYPE) (5 CORE)
114
4-218-253-72 SCREW (M2.6), +BTTP
#6
7-685-862-01 SCREW +BVTT 2.6X6 (S)
#7
7-685-853-01 SCREW +BVTT 2X6 (S)
101
102
112
103
104
105
109
109
109
109
106
108
107
113
cassette box section
not supplied
(MICROPHONE
JACK board)
(MICROPHONE
JACK board)
not supplied
(HEADPHONE
board)
(HEADPHONE
board)
#7
#6
103
111
109
114
110
64
CX-JV77
7-3.
CASSETTE BOX SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
151
4-252-715-01 SPRING (BOX CASS L), TORSION
152
4-252-698-01 WINDOW (L), CASSETTE
153
4-252-695-01 BOX (L), CASSETTE
154
4-238-631-01 TAPE SPRING
155
4-231-824-01 CAM (A), HEART
156
4-231-836-01 SPRING (HEART CAM-A)
157
4-224-104-11 DAMPER
158
4-231-841-01 SPRING (HEART CAM-B)
159
4-231-825-01 CAM (B), HEART
160
4-252-716-01 SPRING (BOX CASS R), TORSION
161
4-252-694-01 BOX (R), CASSETTE
162
4-252-699-01 WINDOW (R), CASSETTE
151
152
153
154
154
155
156
157
157
158
159
160
161
162
front panel section
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