Sony XAV-A1 Service Manual ▷ View online
XAV-A1
29
29
XAV-A1
5-6. BLOCK DIAGRAM – PANEL, POWER SUPPLY Section –
SG0-31
LCDDI
77
47
LCDCL
78
46
LCDCS
79
45
142
AD5V
39
2
7
3
20
98
76
12
13
21
X101
4MHz
15
16
X102
32.768kHz
M
M
M40
(FAN)
46
45
144
58
116
117
117
118
66
52
3
97
90
90
B+ SWITCH
Q24,37
B+ SWITCH
Q25,36
ACC SWITCH
Q641,642
TO
CONNECTION BOX
(XA-123)
(US, Canadian model only)
or
TV TUNER UNIT
(XT-V70)
B+ SWITCH
Q51
B+ SWITCH
Q52
+5V REGULATOR
Q30
TUNER ON/OFF
SWITCH
Q22
+5V REGULATOR
IC1
SYSTEM CONTROLLER
IC101 (5/5)
+10V REGULATOR
Q29
FAN MOTOR DRIVE
Q44
+13V REGULATOR
Q43
+9V REGULATOR
Q28
+10V REGULATOR
Q27
+8V REGULATOR
Q26
FREQUENCY CONTROL
Q34
FREQUENCY CONTROL
Q35
F1
1
+1.9V REGULATOR
IC23
DVD+5V, RF5V,
5VD, 5VCC,
A5V, DVD_VA
RESET
PANEL_SW
EXT_PWR
DVD+B
FRQ_CONT1
Q2+B
FRQ_CONT2
STBY2
RA+B
EXT_PWR
DVD+B
FRQ_CONT1
Q2+B
FRQ_CONT2
RADIO_+B
AV5V_ON
KEY_PWR
FAN_CONT
LCD+B
STBY2
AV5V_ON
KEY_PWR
FAN_CONT
LCD+B
VDD
DVD+3V,
VD33, LVCC
SLVCC
+8V
+10V
VA
V5V
LCD+14V
AV5V
AD5V
ACC
RA+B
DC/DC
CONVERTER
IC22
2
7
3
1
DC/DC
CONVERTER
IC21
SW601
(PANEL ATTACHMENT DETECT)
14
SW602
1
5
2
RESET
IC4
BUFFER
Q21
LCH
SGND
SGND
RCH
ACC
BU
BUSGN
GND
EXT_L
EXT_GND
R-CH
8
9
10
7
6
4
1
B.UP
DVD+B
EXT_PWR
FRQ_CONT1
Q2+B
FRQ_CONT2
D34
D33
VIN
SW
EN/SYNC
RT
VIN
SW
EN/SYNC
RT
B.UP
GND
GND
BU
LCD+BU
LCD+B
AV5V_ON
KEY_PWR
STBY2
FAN_CONT
VDD
11
12
23
24
RESET
IC202
LCD DRIVER
IC201
LIQUID CRYSTAL
DISPLAY
LCD201
S208 – 213
(PANEL KEYS)
23-13,
11-9,
26-34
COM1-3
36-38
REMOTE CONTROL
RECEIVER
PHT201
S201
Z
S202
SOURCE
RESET
DIMMER
CONTROL
Q20, 33
SLIDE MOTOR
DRIVE
IC2
M1
(SLIDE)
TH1
+7V
(SLIDER)
LCD+BU
S2
(CLOSE)
ILMON
ACC
ILMOUT
BUS+
BUS-
BUS-
BUS+
BUS-
3
2
REM
PWR-KEY
DVDEJECT
KEY_LCD1
99
CP3
(CONTROL IN)
CP1 (2/2)
F
L
• SIGNAL PATH
: BUS IN (AUDIO)
135 TEMP_SENSOR
121 SL-MOTER+
122 SL-MOTOR-
122 SL-MOTOR-
125 PHOTO_SENSOR
126 SL-CLOSE_SW
124 ANGLE0_SW
129 ROTARY_SENSOR
129 ROTARY_SENSOR
123 MOTOR_ON
127 AN-MOTOR+
128 AN-MOTOR-
128 AN-MOTOR-
DIMMER
Q31
LEVEL SHIFT
Q1
SLIDE DETECT
PH1
D211 – D221,
(KEY ILLUMINATION)
D223, 234
(LCD BACK LIGHT)
ILM
OPEN/CLOSE
MECHANISM DECK
(DB-M01)
M
M
ANGLE MOTOR
DRIVE
IC3
+7V
REGULATOR
IC1
M2
(ANGLE)
M
M
TUNER ON/OFF
SWITCH
Q23
REGULATOR
ON/OFF
Q41
FAN MOTOR
CONTROL
Q45
+1.8V REGULATOR
IC1202
VD18
SVD33
VA33
(Page 27)
(Page 25)
XAV-A1
30
30
XAV-A1
5-7. BLOCK DIAGRAM – CONNECTION BOX Section – (US, Canadian, models only)
LCH
ACC
3
7
RCH
9
6
BU
5
BUS+
2
BUS–
13
14
5
4
3
2
X2
10MHz
J-BUS CONTROL
IC3
CONNECTION BOX
CONTROLLER
IC1
20
16
15
21
22
23
BUS DRIVER
Q9
BUS DRIVER
Q10
AD
CLK
RX
TX
TX
BUS+
BO+
BO–
23
ACCOUT
43
BATT
50
RES
AU+9V
BUS–
OSC1
OSC0
INT
RES
RES
MUTING CONTROL
Q22
CN1
DATA
(SONY BUS)
MUTING
Q20
AUDIO SWITCH
CONTROL
Q21, 23
BATTERY DETECT
IC5
RESET SIGNAL
GENERATOR
IC6
ACCESSORY
SWITCH
Q7, 12
+9V
REGULATOR
Q16
(L)
(R)
XM RADIO IN
XM RADIO IN
CS1
CONTROL OUT
2
4
5
13
AUDIO SWITCH
IC4
CN2
SONY BUS INTERFACE
IC2
1
3
6
CLK
4
BUS ON
1
RST
2
BUS RES
22
DIN 9
DOUT 8
CLK IN 11
BUS ON 12
RESET 13
BUS ON
21
30
INT
49
RXD
48
TXD
47
SCLK
46
AD
BUS CK
20
AFMUTE
51
XMPLAY
52
BUS SO
19
BUS SI
18
MUTING
Q15
6
5
4
DATA
CLK
BUS ON
2
RST
40
41
X1
6MHz
+5V
REGULATOR
Q1
J-BUS B+
D1
B+ SWITCH
Q6, 11
SWITCH
Q4, 8
36
RESET
45
J-BUS ON
44
CE
TO
MAIN UNIT
(XAV-A1)
or
TV TUNER UNIT
(XT-V70)
• SIGNAL PATH
: BUS IN (AUDIO)
XAV-A1
31
31
XAV-A1
•
Circuit Boards Location
•
Note for Printed Wiring Boards and Schematic Diagrams
Note on Schematic Diagram:
•
All capacitors are in
µ
F unless otherwise noted. (p:
µµ
F)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
•
All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
C
: panel designation.
•
A
: B+ Line.
•
B
: B– Line.
•
Power voltage is dc 14.4V and fed with regulated dc power
supply from ACC and BATT cords.
supply from ACC and BATT cords.
•
Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : DVD PLAY
(
under no-signal (detuned) conditions.
no mark : DVD PLAY
(
) : CD
[
] : FM
∗
: Impossible to measure
•
Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
•
Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Circled numbers refer to waveforms.
•
Signal path.
J
: DVD/CD (AUDIO)
c
: DVD/CD (VIDEO)
d
: AUX IN (AUDIO)
G
: AUX IN (VIDEO)
E
: BUS IN (AUDIO)
f
: TUNER
Note on Printed Wiring Boards:
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
x
: parts mounted on the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Side B)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Side A)
the parts face are indicated.
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
Note:
The components identi-
fied by mark
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
MAIN board
SERVO board
MUTE (SERVO) board
LCD board
SUB board
– MAIN UNIT (XAV-A1) –
– CONNECTION BOX (XA-123) –
KEY board
JACK board
DISPLAY board
XA-123 board
RS board
SLIDER board
SW board
MUTE board
XAV-A1
32
32
XAV-A1
5-8. PRINTED WIRING BOARDS – SERVO Section –
•
See page 31 for Circuit Boards Location.
: Uses unleaded solder.
1
9
1
1
1
12
24
13
13
28
14
16
8
27
54
28
ECB
ECB
ECB
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
ECB
ECB
E
C
B
IC1106
IC1205
IC1204
IC1206
IC1104
IC1103
IC1301
IC1101
IC1207
IC1105
IC1202
IC1102
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
A
MAIN BOARD
CS301
SERVO BOARD
(SIDE A)
SERVO BOARD
(SIDE B)
MUTE (SERVO) BOARD
DVD CHASSIS
ASSY
OPTICAL PICK-UP
BLOCK
163
216
1
54
55
108
109
162
2
1
3
SENSOR
LED
BLOCK
(CHUCKING)
1
4
8
5
M1100
(LOADING)
Q1102
DISC IN
DETECT
DETECT
M
E
C
Q1101
DISC SIZE
DETECT
E
C
1
4
8
5
1
4
8
5
1
24
48
25
1
2
1
3
4
3
4
5
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
10
11
12
13
U1
U2
U3
BLK
RED
BLU
WHT
GRY
U5
U4
* For the parts on the MUTE (SERVO) board,
replace the entire mounted board.
•
Semiconductor
Location
Location
Ref. No. Location
D1101
E-1
D1102
J-3
D1103
I-6
D1104
C-4
D1201
B-9
D1202
E-11
D1203
D-10
DZ1101
J-8
IC1101
H-3
IC1102
C-2
IC1103
J-6
IC1104
E-11
IC1105
F-2
IC1106
C-11
IC1202
E-1
IC1204
B-9
IC1205
B-9
IC1206
G-10
IC1207
G-3
IC1301
I-4
Q1101
J-12
Q1102
J-8
Q1103
I-6
Q1104
B-9
Q1105
B-9
Q1106
C-9
Q1107
J-2
Q1108
I-6
Q1109
D-4
Q1110
C-4
Q1111
C-4
Q1112
C-4
Q1201
E-10
Q1202
E-10
Q1203
B-11
Q1205
B-4
Q1206
B-4
Q1207
B-4
Q1208
B-4
Q1209
E-10
Q1210
E-10
Q1211
E-10
Q1212
E-10
(Page 38)
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