Sony DSX-A200UI / DSX-A202UI Service Manual ▷ View online
DSX-A200UI/A202UI
13
3-3. SUB PANEL ASSY
3-4. CHASSIS, MAIN BOARD
2 two claws
1 two claws
1 two claws
3 sub panel assy
1 screw
(PTT2.6
(PTT2.6
u 8)
1 screw
(PTT2.6
(PTT2.6
u 8)
2 two ground point screws
(PTT2.6
(PTT2.6
u 6)
rib
hole
4 MAIN board
Note
Note
2: When installing the MAIN board,
align the rib and hole.
3 chassis
Note 1: When the MAIN board is replaced, the destination setting is
necessary. Refer to “NOTE OF REPLACING THE COM-
PLETE MAIN BOARD OR SYSTEM CONTROLLER
(IC501)” on page 3.
PLETE MAIN BOARD OR SYSTEM CONTROLLER
(IC501)” on page 3.
DSX-A200UI/A202UI
14
MEMO
DSX-A200UI/A202UI
DSX-A200UI/A202UI
15
15
SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAM - MAIN Section -
6
8
J401
CN301 (1/2)
72
97
UDP1
LFOUT
100
DACOUTL
83
GP05
82
GP04
POWER AMP
IC304
12
5
IN2
FL+
FL–
OUT2+
3
OUT2–
9
OUT1+
7
OUT1–
11 IN1
98
LROUT
56
ATT
71 UDM1
99 LVRIN
15 L3INP
16 L3INN
16 L3INN
XOUT
SDA
19 L2IN
54
21
39 TU_SDA
38 TU_SCL
38 TU_SCL
R-CH
J01
(ANTENNA IN)
R-CH
SIFDO
SDI
53
20
SIFDI
SDO
52
22
SIFCK
SCK
55
42
SIFCE
CE
22
MUTE
16
AC_GND
4
ST_BY
56
34
BUSYB
BUSY
86
41
GP14
CMD_ERR
62
44
GP44
USBIN
47
45
GP12
WDT_MON
51
43
RESB
SYSRST
EEPROM
IC602
MUTING
Q406
X601
12MHz
75
2
SCL
6
74 XIN
CENTER VOLTAGE
GENERATOR
IC402
ILL+B
MUTING
CONTROL
Q407 – 409
57
AMP_MUTE
68
BEEP
58
AMPSTB
R-CH
5
7
FR+
FR–
2
4
RL+
RL–
R-CH
R-CH
1
3
RR+
RR–
R-CH
R
REAR
AUDIO OUT
L
: USB
: TUNER
: AUX
SIGNAL PATH
: AUDIO
R-ch is omitted due to same as L-ch.
USB CONTROLLER, INPUT SELECTOR,
AUDIO DSP, ELECTRICAL VOLUME
IC601
SYSTEM CONTROLLER
IC501 (1/2)
KEY BOARD (1/2)
D+
D–
D–
AUX_L
AUX_GND
AUX_R
FM/AM RECEIVER
IC001
6 FM_IN_P
5 FM_IN_M
5 FM_IN_M
9 AM_IN_P
30
DAC_L
29
DAC_R
24
SDA
25
SCL
LINE AMP
IC401
XTAL_IN
32
X1
12MHz
X501
32.768kHz
XT2
XT1
X502
9.25MHz
CF2
CF1
7
6
10
9
DSX-A200UI/A202UI
DSX-A200UI/A202UI
16
16
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
•
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers’ patterns are not indicated.)
For Schematic Diagrams.
Note:
• All capacitors are in
• All capacitors are in
μF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in
and
1
/
4
W or less unless otherwise
specifi ed.
• C : panel designation.
• A : B+ Line.
• Power voltages is dc 14.4V and fed with regulated dc
• Power voltages is dc 14.4V and fed with regulated dc
power supply from ACC and BATT cords.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM)
( ) : TUNER (AM)
( ) : TUNER (AM)
*
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F :
F :
AUDIO
f :
TUNER
d :
USB
E :
AUX
Caution:
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• Indication of transistor.
C
B
These are omitted.
E
Q
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 (IC501)” on page 3.
REPLACING THE COMPLETE MAIN BOARD OR
SYSTEM CONTROLLER (IC501)” on page 3.
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 (IC501)” on page 3.
REPLACING THE COMPLETE MAIN BOARD OR
SYSTEM CONTROLLER (IC501)” on page 3.
• Waveforms
– MAIN Board –
2
IC501 7 (XT2)
1 V/DIV, 10
Ps/DIV
30.4
Ps
2.1 Vp-p
3
IC501 0 (CF2)
1 V/DIV, 50 ns/DIV
108 ns
2.8 Vp-p
4
IC1301 1 (LX)
5 V/DIV, 1
Ps/DIV
2.4
Ps
15.2 Vp-p
1
IC601 ug (XOUT)
1 V/DIV, 50 ns/DIV
83 ns
2.6 Vp-p
4-2. BLOCK DIAGRAM - PANEL/POWER SUPPLY Section -
REGULATOR
IC201
3 USB6V
11 V6IN
13 DSP3.3V
5 ILM_+B
DSP3.3V
ILL+B
+3.3V
REGULATOR
IC002
TU+3.3V
P-COM_3.3V
1 TU5V
12 VDD_3.3V
CN301 (2/2)
VCC
15
9
AMP-REM
13
ACC
SYSTEM CONTROLLER
IC501 (2/2)
J801
(REMOTE IN)
81 RC_IN1
72 RE-IN1
73 RE-IN0
73 RE-IN0
90 PANEL_DET
64 SIRCS
78 KEYIN1
79 KEYIN0
79 KEYIN0
80 RC_IN0
48 LCD_SO
46 LCD_CLK
47 LCD_CE
46 LCD_CLK
47 LCD_CE
62
63
KEYACK0
KEYACK1
KEY BOARD (2/2)
LCD_DATA
LCD_CLK
LCD_CE
SIRCS
KEY_1
KEY_0
KEY_0
RE_1
RE_0
RE_0
PANEL_SW
D1340
D200
D500
8
CTRL1
6
CTRL2
7
VCC2
15
AMP_REM
9
VCC1
30
CTRL1_C
31
CTRL2_A
33
CTRL2_C
5
RESET
USB_VBUS
17
EN_USB
25
SYNC_OUT
ACC_IN 51
BUIN 35
VCC
18
FLT
D351
D350
BATTERY
CHECK
Q301
ACCESSORY
CHECK
Q304
BACK UP
VOLTAGE DETECT
Q300, 302
DC/DC
CONVERTER
IC1301
VBUS
SWITCH
IC1304
D503
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