Sony DSX-A35U / DSX-A35UE Service Manual ▷ View online
DSX-A35U/A35UE
25
MAIN BOARD IC201 LC786800E-06US-H
(USB CONTROLLER, INPUT SELECTOR, AUDIO DSP, ELECTRICAL VOLUME)
(USB CONTROLLER, INPUT SELECTOR, AUDIO DSP, ELECTRICAL VOLUME)
Pin No.
Pin Name
I/O
Description
1
LFOUT
O
Audio signal (front L-ch) output terminal
2
LROUT
O
Audio signal (rear L-ch) output terminal
3
LVRIN
I
Audio signal (L-ch) input terminal
4
DACOUT_L
O
Audio signal (L-ch) output terminal
5
DACOUT_R
O
Audio signal (R-ch) output terminal
6
RVRIN
I
Audio signal (R-ch) input terminal
7
RROUT
O
Audio signal (rear R-ch) output terminal
8
RFOUT
O
Audio signal (front R-ch) output terminal
9
L1_IN
I
Audio signal (tuner L-ch) input terminal
10
R1_IN
I
Audio signal (tuner R-ch) input terminal
11
L2_IN
I
Audio signal (L-ch) input terminal Not used
12
R2_IN
I
Audio signal (R-ch) input terminal Not used
13
L3_IN_P
I
Audio signal (AUX L-ch) input terminal (positive)
14
L3_IN_N
I
Audio signal (AUX L-ch) input terminal (negative)
15
R3_IN_P
I
Audio signal (AUX R-ch) input terminal (positive)
16
R3_IN_N
I
Audio signal (AUX R-ch) input terminal (negative)
17, 18
ATEST01 (OPN),
ATEST02 (OPN)
-
Analog test terminal Not used
19
VREFOUT
O
External reference voltage output terminal Not used
20
VREF_ADC
-
External capacitor connection terminal for audio A/D converter reference voltage
21
AVSS2
-
Ground terminal (for A/D converter)
22
AVDD2
-
Power supply terminal (+3.3V) (for A/D converter)
23 to 30
NC
-
Not used
31
DVDD
-
Power supply terminal (+3.3V) (for digital system)
32
DVSS
-
Ground terminal (for digital system)
33 to 40
NC
-
Not used
41
DVDD
-
Power supply terminal (+3.3V) (for digital system)
42
DVSS
-
Ground terminal (for digital system)
43
REG1_EXTR (OPN)
-
Internal regulator reserve terminal Not used
44
DVDD15
-
External capacitor connection terminal for internal regulator
45
iTXD
O
Serial data output terminal Not used
46
iRXD
I
Serial data input terminal Not used
47
SMONI
O
Watch-dog timer status monitor output to the system controller
48
NC
-
Not used
49
DVDD
-
Power supply terminal (+3.3V) (for digital system)
50
DVSS
-
Ground terminal (for digital system)
51
RESETB
I
Reset signal input from the system controller “L”: reset
52
SIFCK
I
Serial data transfer clock signal input from the system controller
53
SIFDI
I
Serial data input from the system controller
54
SIFDO
O
Serial data output to the system controller
55
SIFCE
I
Chip enable signal input from the system controller
56
BUSYB
O
Busy signal output to the system controller “L”: busy
57 to 61
NC
-
Not used
62
USBINS1
O
USB device detection signal output to the system controller “L”: USB device is connected
63 to 65
NC
-
Not used
66
DVSS
-
Ground terminal (for digital system)
67
DVDD
-
Power supply terminal (+3.3V) (for digital system)
68
UDM1
I/O
Two-way USB data (–) bus with the USB connector
69
UDP1
I/O
Two-way USB data (+) bus with the USB connector
70
DVSS
-
Ground terminal (for digital system)
71
UDM2
I/O
Two-way USB data (–) bus terminal Fixed at “L” in this unit
72
UDP2
I/O
Two-way USB data (+) bus terminal Fixed at “L” in this unit
73
XVDD
-
Power supply terminal (+3.3V) (for oscillation circuit)
74
X12IN
I
System clock input terminal (12 MHz)
75
X12OUT
O
System clock output terminal (12 MHz)
76
XVSS
-
Ground terminal (for oscillation circuit)
77
AFILT
O
Charge pump output terminal (for audio PLL)
DSX-A35U/A35UE
26
Pin No.
Pin Name
I/O
Description
78, 79
VVDD2, VVDD3
-
Power supply terminal (+3.3V) (for PLL)
80
DVSS
-
Ground terminal (for digital system)
81
DVDD
-
Power supply terminal (+3.3V) (for digital system)
82
CP-SCL
O
Serial data transfer clock signal output terminal Not used
83
CP-SDA
I/O
Two-way serial data bus terminal Not used
84
CP-nRES
O
Reset signal output terminal Not used
85
NC
-
Not used
86
CMDERR
O
Command error signal output to the system controller “H”: error
87
TEST0 (GND)
I
Test mode setting terminal Fixed at “L”
88
DVDD
-
Power supply terminal (+3.3V) (for digital system)
89
DVSS
-
Ground terminal (for digital system)
90
DVDD15
-
External capacitor connection terminal for internal regulator
91
JTRSTB (IPD)
I
Reset signal input terminal (for JTAG) Normally: fi xed at “L”
92
JTCK (IPD)
I
Clock signal input terminal (for JTAG) Normally: fi xed at “L”
93
JTDI (IPD)
I
Data input terminal (for JTAG) Normally: fi xed at “L”
94
JTMS (IPU)
I
Mode selection signal input terminal (for JTAG) Normally: fi xed at “H”
95
JTDO (O)
O
Data output terminal (for JTAG) Normally: open
96
JTRTCK (O)
O
Return clock signal output terminal (for JTAG) Normally: open
97
TEST1 (GND)
I
Test mode setting terminal Fixed at “L”
98
AVDD1
-
Power supply terminal (+3.3V) (for A/D converter)
99
AVSS1
-
Ground terminal (for A/D converter)
100
LRREF
-
External capacitor connection terminal for audio D/A converter and electrical volume reference
voltage
voltage
27
DSX-A35U/A35UE
SECTION 5
EXPLODED VIEW
1
X-2582-973-1 KNOB (VOL) (SV) ASSY
2
X-2582-971-1 PANEL
ASSY,
SUB
3
3-042-244-11 SCREW
(T)
4
3-243-844-02 CUSHION (SUB PANEL)
5
X-2547-583-4 LOCK
ASSY
(T)
6
A-1970-084-A MAIN BOARD, COMPLETE (E, MX, AR, IND, RU)
(See Note)
6
A-1970-085-A MAIN BOARD, COMPLETE (EA) (See Note)
7
4-410-504-01 SCREW (+PTT 2.6X6), GROUND POINT
8
X-2582-972-3 CASE ASSY (E, EA, AR, IND)
FP1
A-1970-155-A PANEL OVERALL ASSY, FRONT
(Including CASE ASSY) (A35U: IND)
FP1
A-1970-161-A PANEL ASSY, FRONT (A35U: RU)
FP1
A-1970-162-A PANEL ASSY, FRONT (A35UE)
FP1
A-1970-163-A PANEL ASSY, FRONT (A35U: E, EA, MX, AR)
FU101
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) (10 A/32 V)
PW1
1-839-387-11 CONNECTION CORD (ISO) (POWER) (AR, RU)
PW1
1-846-997-11 CONNECTION CABLE, AUTOMOBILE (POWER)
(E, EA, MX, IND)
TU252
A-1946-531-A TUX-DSP03 (TUNER UNIT)
WR1
1-848-009-11 WIRE, PVC UL1569 AWG18 YEL L53
#1
7-685-793-01 SCREW +PTT 2.6X8 (S)
#2
7-685-134-19 SCREW +P 2.6X8 TYPE2 NON-SLIT
#3
7-685-794-01 SCREW +PTT 2.6X10 (S)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
Note:
• -XX and -X mean standardized parts, so
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Items marked “*” are not stocked since
they are seldom required for routine ser-
vice. Some delay should be anticipated
when ordering these items.
vice. Some delay should be anticipated
when ordering these items.
• The mechanical parts with no reference
number in the exploded views are not sup-
plied.
plied.
• Color Indication of Appearance Parts Ex-
ample:
KNOB, BALANCE (WHITE) . . . (RED)
Parts Color Cabinet’s Color
not supplied
5
6
MAIN board
not supplied
WR1
not supplied
TU252
3
7
3
not supplied
7
#2
#3
#3
#3
#3
#1
#2
#1
1
FU101
PW1
FP1
1
FP1
1
FP1
2
4
8
8
(E, EA, AR)
(IND)
(RU, MX)
Note: When the complete MAIN board is replaced,
the destination setting is necessary. Refer to
“NOTE OF REPLACING THE COMPLETE
MAIN BOARD OR SYSTEM CONTROL-
LER (IC101)” on page 4.
“NOTE OF REPLACING THE COMPLETE
MAIN BOARD OR SYSTEM CONTROL-
LER (IC101)” on page 4.
• Abbreviation
AR :
AR :
Argentina
model
EA
: Saudi Arabia model
IND
: Indian model
MX
: Mexican model
RU
: Russian model
Ver. 1.1
28
DSX-A35U/A35UE
SECTION 6
ELECTRICAL PARTS LIST
KEY
BOARD
**********
When the KEY board is defective, exchange the FRONT PANEL ASSY (Ref. No. FP1).
*************************************************************
*************************************************************
A-1970-084-A MAIN BOARD, COMPLETE (E, MX, AR, IND, RU)
(See Note)
A-1970-085-A MAIN BOARD, COMPLETE (EA) (See Note)
********************
7-685-134-19 SCREW +P 2.6X8 TYPE2 NON-SLIT
7-685-794-01 SCREW +PTT 2.6X10 (S)
< SURGE ABSORBER >
AB101
1-805-043-12 ABSORBER, CHIP SURGE
< CAPACITOR >
C101 1-114-329-11 CERAMIC
CHIP 0.47uF 10% 50V
C102 1-114-329-11 CERAMIC
CHIP 0.47uF 10% 50V
C105 1-128-992-21 ELECT
CHIP 47uF
20% 25V
C106 1-100-588-21 ELECT
CHIP 1000uF 20% 6.3V
C110 1-100-567-81 CERAMIC
CHIP 0.01uF 10% 25V
C119 1-165-908-11 CERAMIC
CHIP 1uF
10% 10V
C122 1-135-366-11 ELECT
CHIP 100uF 20% 16V
C136 1-125-777-11 CERAMIC
CHIP 0.1uF
10% 10V
C143 1-100-567-81 CERAMIC
CHIP 0.01uF 10% 25V
C144 1-100-567-81 CERAMIC
CHIP 0.01uF 10% 25V
C149 1-164-937-11 CERAMIC
CHIP 0.001uF 10% 50V
C150 1-164-937-11 CERAMIC
CHIP 0.001uF 10% 50V
C151 1-164-937-11 CERAMIC
CHIP 0.001uF 10% 50V
C152 1-118-345-11 CERAMIC
CHIP 0.01uF 10% 25V
C155 1-125-777-11 CERAMIC
CHIP 0.1uF
10% 10V
C157 1-162-918-11 CERAMIC
CHIP 18PF
5% 50V
C158 1-162-919-11 CERAMIC
CHIP 22PF
5% 50V
C159
1-164-864-11 CERAMIC CHIP 39PF
5%
50V (EA)
* C160
1-116-720-11 CERAMIC CHIP 10uF
20%
6.3V
C161 1-100-567-81 CERAMIC
CHIP 0.01uF 10% 25V
C162
1-164-864-11 CERAMIC CHIP 39PF
5%
50V (EA)
C206 1-125-777-11 CERAMIC
CHIP 0.1uF
10% 10V
C212 1-125-777-11 CERAMIC
CHIP 0.1uF
10% 10V
C213 1-125-777-11 CERAMIC
CHIP 0.1uF
10% 10V
C214 1-100-966-91 CERAMIC
CHIP 10uF
20% 10V
C216 1-125-777-11 CERAMIC
CHIP 0.1uF
10% 10V
C218 1-126-210-21 ELECT
CHIP 220uF 20% 4V
C219 1-125-777-11 CERAMIC
CHIP 0.1uF
10% 10V
C220 1-125-777-11 CERAMIC
CHIP 0.1uF
10% 10V
C221 1-126-208-21 ELECT
CHIP 47uF
20% 4V
C223 1-100-742-91 CERAMIC
CHIP 2.2uF
20% 10V
C225 1-112-298-91 CERAMIC
CHIP 1uF
10% 16V
C226 1-164-845-11 CERAMIC
CHIP 5PF
0.25PF 50V
C227 1-164-845-11 CERAMIC
CHIP 5PF
0.25PF 50V
C228 1-112-298-91 CERAMIC
CHIP 1uF
10% 16V
C229 1-125-777-11 CERAMIC
CHIP 0.1uF
10% 10V
C231 1-112-298-91 CERAMIC
CHIP 1uF
10% 16V
C232 1-164-852-11 CERAMIC
CHIP 12PF
5% 50V
C233 1-112-298-91 CERAMIC
CHIP 1uF
10% 16V
* C234
1-116-720-11 CERAMIC CHIP 10uF
20%
6.3V
* C235
1-116-720-11 CERAMIC CHIP 10uF
20%
6.3V
C236 1-125-777-11 CERAMIC
CHIP 0.1uF
10% 10V
C237 1-112-298-91 CERAMIC
CHIP 1uF
10% 16V
C238 1-164-852-11 CERAMIC
CHIP 12PF
5% 50V
C239 1-112-298-91 CERAMIC
CHIP 1uF
10% 16V
C240 1-164-940-11 CERAMIC
CHIP 0.0033uF 10% 16V
C241 1-164-882-11 CERAMIC
CHIP 220PF 5% 16V
C244 1-125-777-11 CERAMIC
CHIP 0.1uF
10% 10V
C245 1-165-492-21 ELECT
CHIP 100uF 20% 10V
C250 1-125-777-11 CERAMIC
CHIP 0.1uF
10% 10V
C252 1-100-567-81 CERAMIC
CHIP 0.01uF 10% 25V
C255 1-112-781-11 CERAMIC
CHIP 1uF
10% 10V
C256 1-100-966-91 CERAMIC
CHIP 10uF
20% 10V
C259 1-100-909-11 CERAMIC
CHIP 10uF
10% 6.3V
C260 1-118-290-11 CERAMIC
CHIP 0.001uF 10% 50V
C261 1-125-777-11 CERAMIC
CHIP 0.1uF
10% 10V
C263 1-125-777-11 CERAMIC
CHIP 0.1uF
10% 10V
C291 1-118-290-11 CERAMIC
CHIP 0.001uF 10% 50V
C301 1-164-882-11 CERAMIC
CHIP 220PF 5% 16V
C302 1-125-777-11 CERAMIC
CHIP 0.1uF
10% 10V
C303 1-164-882-11 CERAMIC
CHIP 220PF 5% 16V
C304 1-164-882-11 CERAMIC
CHIP 220PF 5% 16V
C305 1-114-419-21 CERAMIC
CHIP 10uF
10% 16V
C306 1-114-419-21 CERAMIC
CHIP 10uF
10% 16V
C308 1-164-882-11 CERAMIC
CHIP 220PF 5% 16V
C309 1-100-966-91 CERAMIC
CHIP 10uF
20% 10V
C310 1-100-966-91 CERAMIC
CHIP 10uF
20% 10V
C313 1-100-966-91 CERAMIC
CHIP 10uF
20% 10V
C314 1-100-966-91 CERAMIC
CHIP 10uF
20% 10V
C317 1-100-966-91 CERAMIC
CHIP 10uF
20% 10V
C318 1-114-326-11 CERAMIC
CHIP 0.22uF 10% 25V
C319 1-100-765-21 ELECT
CHIP 10uF
20% 16V
C320 1-114-813-11 CERAMIC
CHIP 1uF
10% 16V
C321 1-114-813-11 CERAMIC
CHIP 1uF
10% 16V
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
When indicating parts by reference num-
ber, please include the board name.
ber, please include the board name.
Note:
• Due to standardization, replacements in
• Due to standardization, replacements in
the parts list may be different from the
parts specifi ed in the diagrams or the com-
ponents used on the set.
parts specifi ed in the diagrams or the com-
ponents used on the set.
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Items marked “*” are not stocked since
they are seldom required for routine ser-
vice. Some delay should be anticipated
when ordering these items.
vice. Some delay should be anticipated
when ordering these items.
• RESISTORS
All resistors are in ohms.
METAL:
All resistors are in ohms.
METAL:
Metal-fi lm resistor.
METAL OXIDE: Metal oxide-fi lm resistor.
F:
F:
nonfl ammable
• CAPACITORS
uF:
uF:
μF
• COILS
uH:
uH:
μH
• SEMICONDUCTORS
In each case, u:
In each case, u:
μ, for example:
uA.
. :
μA. . , uPA. . , μPA. . ,
uPB.
.
:
μPB. . , uPC. . , μPC. . ,
uPD.
.
:
μPD. .
• Abbreviation
AR :
AR :
Argentina
model
EA
: Saudi Arabia model
IND
: Indian model
MX
: Mexican model
RU
: Russian model
Note: When the complete MAIN board is replaced, the destination setting is necessary. Refer to “NOTE OF
REPLACING THE COMPLETE MAIN BOARD OR SYSTEM CONTROLLER (IC101)” on page 4.
KEY
MAIN
Ver. 1.1
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