Sony MDS-JE780 Service Manual ▷ View online
53
MDS-JE780
IC201 CXD1873R (USB BOARD)
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
VDEC0
VSEC0
CPU CK
CPU SO
CPU SI
VDEC1
VSEC1
CPU XCS
CPU INT
RESET
VDEC2
VSEC2
VDC5
VSC4
TEST2
TEST3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
VDEA2
EXT IF1
EXT IF0
VSC0
VDC1
DSP IF0
DSP IF1
VDEA1
DSP IF2
DSP IF3
VDC0
DSP CLK
TEST0
PLLSW
VSEA0
VDEA0
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
OSCVss
XTAL
EXTAL
OSCV
DD
PLLVss
USB SW
PLLV
DD
USBV
DD
MD
DP
USBVss
VSC3
VDC4
USB EN
PLLTHRU
VDEA4
TEST1
DNK RS
VSC2
VDC3
DNK ST
DNK SI
DNK SO
VSEA2
VDEA3
VDC2
VSC1
DNK CK
DNK CS
VSEA1
EXT IF2
EXT IF3
PLL
RAM 16KB
RAM 8KB
MGR
KEY
CONTROL
USB
AUDIO
12MHz
IC451 M5293L (MAIN BOARD)
2
5
5k
+
–
27k
OVERCURRENT
LIMITTER
OVERHEAT
PROTECTION
REFERENCE
VOLTAGE
GND
ON/OFF
IN
VREF
VOUT
3
4
1
IC461 LB1641 (MAIN BOARD)
1
2
3
4
5
6
7
8
9
10
GND
MOTOR
DRIVE
NOISE
FILTER
CLAMP
FWD.IN
REV.IN
VCC 1
VCC 2
NOISE
FILTER
MOTOR
DRIVE
MOTOR
DRIVE
MOTOR
DRIVE
T.S.D
O.C.P
FWD/REV/STOP
CONTROL LOGIC
IC500 AK4524 (MAIN BOARD)
VCOM
AINR
AINL
2
1
3
VREF
4
TEST
7
XTI
9
XTALE 10
XTO
8
SDTI 14
LRCK 11
BICK 12
SDTO 13
AGND
5
VA
6
A/D
CONVERTER
BLOCK
D/A
CONVERTER
BLOCK
CLOCK
GENERATOR
& DIVIDER
AUDIO
INTERFACE
CONTROLLER
CDTI
15
CIF
18
CLKO
21
AOUTL+
26
AOUTL–
25
DGND
24
VD
23
VT
22
AOUTR+
28
AOUTR–
27
PD
19
M/S
20
CS
17
CCLK
16
CONTROL
REGISTER
INTERFACE
H.P.F.
D-ATT
D-ATT,
S-MUTE
54
MDS-JE780
7-1. CHASSIS SECTION-1
SECTION 7
EXPLODED VIEWS
NOTE:
•
-XX, -X mean standardized parts, so they may
have some differences from the original one.
have some differences from the original one.
•
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.
in the exploded views are not supplied.
•
Hardware (# mark) list and accessories and
packing materials are given in the last of this
parts list.
packing materials are given in the last of this
parts list.
• Color indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE)
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.
1
X-4953-448-1 FOOT ASSY
2
4-232-237-01 FOOT (DIA. 30)
3
4-977-358-01 CUSHION
4
1-684-130-12 VOL SEL BOARD (SP)
* 5
3-703-244-00 BUSHING (2104), CORD
0 6
1-777-071-63 CORD, POWER
7
A-4728-563-A MAIN BOARD, COMPLETE
(AEP, UK, RU)
7
A-4728-570-A MAIN BOARD, COMPLETE
(SP)
* 8
1-569-972-21 SOCKET, SHORT 2P
9
3-363-099-11 SCREW (CASE 3 TP2)
...(SILVER : for Hair-line Finish) (AEP, UK, RU)
9
4-210-291-01 SCREW (CASE 3 TP2)...(BLACK)
9
4-210-291-11 SCREW (CASE 3 TP2)...(SILVER)
10
2-660-400-31 CASE ...(SILVER : for Hair-line Finish)
(AEP, UK, RU)
10
4-232-149-31 CASE ...(BLACK)
10
4-232-580-31 CASE ...(SILVER)
11
A-4728-568-A USB BOARD, COMPLETE
12
1-824-046-11 WIRE (FLAT TYPE) (19 CORE)
#1
7-685-646-79 SCREW +BVTP 3X8 TYPE2 N-S
#4
7-685-871-09 SCREW +BVTT 3X6 (S)
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
• Abbreviation
SP
: Singapore model
RU
: Russian model
not
supplied
supplied
not
supplied
supplied
not
supplied
supplied
not
supplied
supplied
not
supplied
supplied
#1
#1
#1
#1
#1
#4
#1
#1
#1
#1
#1
#1
5
6
7
8
11
12
9
9
10
9
2
3
1
not
supplied
supplied
Front panel section
not
supplied
supplied
2
3
1
not
supplied
supplied
#1
#4
#1
#1
SP model
AEP, UK, RU model
4
Ver. 1.3
55
MDS-JE780
7-2. CHASSIS SECTION-2
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
58
57
56
56
57
57
59
MDM-7S1A
TR901
not
supplied
supplied
not
supplied
supplied
#2
56
52
53
56
54
55
57
51
#2
Not supplied
51
4-977-358-01 CUSHION
52
3-531-576-41 RIVET (DIA. 3), NYLON
53
3-937-248-01 CUSHION (A)
54
1-684-129-12 PT BOARD
55
3-703-249-01 SCREW, S TIGHT, +PTTWH 3X6
56
4-228-689-01 INSULATOR
57
4-228-643-11 SCREW (+BVTTWH M3), STEP
58
1-824-047-11 WIRE (FLAT TYPE) (23 CORE)
59
1-824-048-11 WIRE (FLAT TYPE) (27 CORE)
0 TR901
1-437-339-11 TRANSFORMER, POWER
(AEP, UK, RU)
0 TR901
1-437-340-11 TRANSFORMER, POWER
(SP)
#2
7-685-850-04 SCREW +BVTT 2X3 (S)
The components identified by mark
0
or
dotted line with mark
0
are critical for safety.
Replace only with part number specified.
Ver. 1.2
56
MDS-JE780
7-3. FRONT PANEL SECTION
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
101
X-2103-028-1 PANEL ASSY, FRONT
...(SILVER: Hair-line Finish) (AEP, UK, RU)
101
X-4954-535-2 PANEL ASSY, FRONT...(BLACK)
101
X-4954-536-1 PANEL ASSY, FRONT...(SILVER)
102
3-931-378-31 KNOB (F10)...(SILVER)
102
3-931-378-51 KNOB (F10)...(BLACK)
103
1-684-128-12 KB BOARD
104
4-951-620-01 SCREW (2.6X8), +BVTP
105
1-684-127-12 HP BOARD (SP)
105
A-4728-566-A HP BOARD, COMPLETE (AEP, UK, RU)
106
4-228-630-01 SPRING (LID), TENSION COIL
107
4-228-629-21 LID (MD)...(SILVER)
107
4-228-629-81 LID (MD)...(BLACK)
108
4-971-774-01 KNOB (TIMER)...(BLACK)
108
4-971-774-31 KNOB (TIMER)...(SILVER)
109
1-684-126-12 KEY SW BOARD
110
A-4728-564-A DISPLAY BOARD, COMPLETE (AEP, UK, RU)
110
A-4728-571-A DISPLAY BOARD, COMPLETE (SP)
* 111
4-955-901-01 CUSHION (FL)
* 112
4-996-686-03 HOLDER (FL)
113
1-824-045-11 WIRE (FLAT TYPE) (17 CORE)
114
4-231-928-01 KNOB (AMS)...(BLACK)
114
4-231-928-11 KNOB (AMS)...(SILVER)
114
4-231-928-31 KNOB (AMS)...(SILVER: for Hair-line Finish)
(AEP, UK, RU)
115
3-354-981-11 SPRING (SUS), RING
116
4-977-358-01 CUSHION
117
1-500-082-11 CLAMP, SLEEVE FERRITE
FL750
1-517-987-11 INDICATOR TUBE, FLUORESCENT
109
104
104
104
110
112
111
114
101
116
116
107
106
104
108
115
not
supplied
supplied
not
supplied
supplied
FL750
supplied
with RV791
with RV791
102
104
104
103
105
supplied
with J791
with J791
not supplied
104
113
104
104
117
Ver. 1.3
Click on the first or last page to see other MDS-JE780 service manuals if exist.