Sony AIR-A10R Service Manual ▷ View online
AIR-A10R
AIR-A10R
9
9
3-4. SCHEMATIC DIAGRAM - IF Board -
• See page 5 for Waveforms. • See page 5 for IC Block Diagrams.
BOARD
MAIN
A
CN402
IC B/D
12
13
14
11
1.6
0
1.6
1.6
0
3.2
2.5
5.1
3.3
0.2
3.3
0.4
3.1
0.2
4.9
0
2.5
2.5
3.3
1.6
1.6
1.6
1.6
1.6
1.6
IF BOARD
CN501
20P
3
GND
6
BCK
SDOUT_A
5
SDOUT_C
4
LRCLK
1
SDOUT_B
RSEN
I2C_SCL
SDOUT_D
I2C_SDA
CONNECT
7
8
9
10
11
12
DEBUG_TXD 13
INT 14
A1
15
A0
16
AUDIO_CLK 17
GND 18
VCC-3.3V 19
GND 20
LINK_IND
2
C577
100p
C576
0.1
R581 10k
R583 10k
R582 10k
R580 100
R579 10k
R515 10k
R514 10k
R578 1k
R589 0
R575 1k
R587 0
R588 0
R586 0
R576 10k
R571 10k
R577 1k
R574 220
R585 0
R573 220
R584 0
R510 10K
R511 10K
R512 0
R513 100
R595 0
R572 220
R559
100k
FB571
C578
100p
FB572
C563
100p
C507
0.1
C506
10
C504
10
C505
0.1
C501
10
C201
1000p
C101
1000p
C503
0.1
IC501
WM8728SEDS/AV
D/A
IC501
C579
VDR2
100p
FB551
FB573
FB553
FB574
R509 10K
R508 100K
C512 100p
C581 100p
R507 10K
R506 10K
20
19
SCK
LA
T12S
18
SDIDEN
17
MUTEB
16
MODE
15
CSBIWL
14
VREFP
13
VREFN
12
VMID
11
VOUTL
1
2
LRCIN
DIN
3
BCKIN
4
MCLK
5
ZERO
6
DGND
7
DVDD
8
VOUTR
9
AGND
10
AV
D
D
R503
100
R101
0
R201
0
R552
1k
R558
100
R501
4.7
R502
220
R551
1M
R554
100
R102
47k
R202
47k
C580
VDR1
100p
C560
0.01
C551
10
C552
0.1
R594 0
R593 0
R592 0
R591 0
R590 0
R598 0
R597 0
R556 100k
R555 100k
R557
100
R553 1k
R504
22
R505
100k
3
LCH
12P
6
SA-CLOCK
RCH
5
CN502
AGND
4
SA-INT
7
SA-RESET
8
DAC-DA
9
DAC-CL
10 3.3V
11 A5.4V
12 GND
1
SA-DATA
2
C510
0.1
C508
10
C562
10p
C561
10p
X551
12.288MHz
C555 7p
C554 10p
C553 22p
C556 22p
C557 10p
C558 1p
C559 0.01
FB552
8
VCC
GND
IC551
TC7WHU04FK
7
6
5
1
2
3
4
CLOCK BUFFER
IC551
CONVERTER
EZW-RT10A
W501
EZW-RT10A
4
B
6
9
11
D
10
3
5
C
F
1
E
8
A
2
7
(Page 7)
AIR-A10R
AIR-A10R
10
10
3-5. PRINTED WIRING BOARD - LCD Board -
C702
C701
C703
R704
R703
R702
R701
R703
R702
R701
R705
R720
R706
C704
R713
R714
R712
R708
R717
R716
R715
R710
R709
R718
R711
R707 C706 C705
E
C
B
Q701
E
C
B
Q702
E
C
B
Q703
E
C
B
Q704
S701
S702
S703
S704
S705
S706
S707
S708
S709
D701
D702
JW26
LCD701
JW27
JW25
JW24
JW23
JW22
JW21
D703
D704
IC701
CN701
2
1
16
15
LCD BOARD
1-897-496-
(11)
11
x
S-AIR CH –
S-AIR CH +
X
N
DISPLAY
LIQUID CRYSTAL DISPLAY
MAIN BOARD
CN401
B
W701
PRESET –
.
PRESET +
>
(LCD BACK LIGHT)
S-AIR
1
3
SONY
STANDBY
10
1
A
B
C
1
2
3
4
5
6
7
8
9
10
11
•
: Uses unleaded solder.
(Page 6)
AIR-A10R
11
3-6. SCHEMATIC DIAGRAM - LCD Board -
BOARD
MAIN
B
CN401
3.3
3.3
0
4.6
0.7
0.7
0.1
0.1
C706
47p
C705
0.01
16P
CN701
GND
+3.3V
LCD-RESET
LCD-RS
LCD-CSB
LCD-SCK
LCD-DATA
SONY-LED
STABY-LED
KEY2
KEY1
KEY0
R707
10
R708
470
Q701
2SC4154
D701
L-1154HD
LED+B
LCD-LED
SA-LED
SIRC
R705
0
R720
100k
R704
0
R703
0
R702
0
R701
0
R706
0
LCD701
LIQUID CRYSTAL DISPLAY
C703
1
C701
1
C702
1
VOUT
CAPIN
CAIP
VDD
VSS
DA
TA
SCK
CSB
RS
RST
C704
0.01
OUT
GND
VDD
IC701
NJL23H400A
3
10
9
8
7
6
5
4
3
2
1
2
1
RECEIVER
IC701
JW23
JW21
JW22
JW24
JW25
JW26
JW27
R709
470
R718
1k
R715
1k
Q702
2SC4154
D702
1L0345W31B0CT001
R710
220
Q703
2SC4154
D703
1L0345W31B0CT001
R716 2.2k
R717 2.2k
R711
1k
Q704
2SC4154
D704
1L034FG42A0DA001
S709
S708
S707
R713
1k
R714 2.2k
S705
S704
R712
1k
S701
S702
S703
S706
LCD BOARD
CONTROL
REMOTE
STANDBY
SONY
(LCD BACK LIGHT)
S-AIR
DISPLAY
PRESET -
PRESET +
S-AIR
CH +
S-AIR
CH -
/
4
B
6
D
3
5
C
F
1
E
G
A
2
7
W701
(Page 7)
AIR-A10R
12
• IC Pin Function Description
MAIN BOARD IC401
μPD78F0526GB (S)-UET-A (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
KEY WAKE
I
Key wake-up signal input terminal
2
AC-CUT
I
AC cut on/off detection signal input terminal “H”: AC cut on
3
EROM-SDA
I/O
Two-way I2C data bus with the EEPROM
4
EROM-SCL
O
I2C clock signal output to the EEPROM
5
RESET
I
System reset signal input from the reset signal generator “L”: reset
6, 7
XT2, XT1
-
Not used
8
FLMD0
I
Flash memory programming mode setting terminal
9
X2
O
System clock output terminal (16 MHz)
10
X1
I
System clock output terminal (16 MHz)
11
REGC
-
External capacitor connecting terminal of regulator output for internal operation
12
VSS
-
Ground terminal
13
VDD
-
Power supply terminal (+3.3V)
14
SA-CL
O
I2C clock signal output to the wireless transceiver
15
SA-DA
O
I2C data output to the wireless transceiver
16, 17
NC
O
Not used
18
SA-INT
I
Interrupt signal input from the wireless transceiver
19, 20
NC
O
Not used
21
SA-RST
O
Reset signal output to the wireless transceiver “L”: reset
22
DAC-DA
I/O
Two-way I2C data bus with the D/A converter
23
DAC-CL
O
I2C clock signal output to the D/A converter
24
LCD-RS
O
RS signal output to the liquid crystal display
25
LCD-RESET
O
Reset signal output to the liquid crystal display
26
SA-PA
I
PAIRING key input terminal
27
SIRC
I
SIRCS signal input from the remote control receiver
28
SA-LED
O
LED drive signal output terminal for S-AIR indicator “H”: LED on
29
NC
O
Not used
30
LCD-LED
O
LED drive signal output terminal for liquid crystal display back light “H”: LED on
31
STABY-LED
O
LED drive signal output terminal for STANDBY indicator “H”: LED on
32
SONY-LED
O
LED drive signal output terminal for SONY indicator “H”: LED on
33
FLASH-SI
I
Serial data input terminal for fl ash writing Not used
34
FLASH-SO
O
Serial data output terminal for fl ash writing Not used
35
LCD-DATA
O
Serial data output to the liquid crystal display
36
LCD-CSB
O
Chip select signal output to the liquid crystal display
37
LCD-SCK
O
Serial data transfer clock signal output to the liquid crystal display
38
AVREF
I
Reference voltage (+3.3V) input terminal
39
AVSS
-
Ground terminal
40
SA-ID
I
S-AIR ID selection switch input terminal “L”: A, “M”: B, “H”: C
41
DESTINATION
I
Destination setting terminal Fixed at “L” in this set
42 to 44
KEY2 to KEY0
I
Key input terminal
45 to 47
NC
-
Not used
48
SA-POWER
O
Power supply on/off control signal output terminal for wireless transceiver “H”: power on
49
POWER-ON
O
Power supply on/off control signal output terminal for main power supply “H”: power on
50
AMP-MUTE
O
Muting on/off control signal output terminal
51, 52
NC
-
Not used
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