Sony AIR-RM10 Service Manual ▷ View online
AIR-RM10
6
SECTION 4
DIAGRAMS
For Schematic Diagrams.
Note:
• All capacitors are in μF unless otherwise noted. (p: pF) 50
• All capacitors are in μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in Ω and 1/4 W or less unless otherwise
specifi ed.
• f : Internal component.
• C : Panel designation.
• C : Panel designation.
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.)
• A : B+ Line.
• Voltages and waveform are dc with respect to ground un-
• Voltages and waveform are dc with respect to ground un-
der no-signal (detuned) conditions.
no mark : POWER ON
• Voltages are taken with VOM (Input impedance 10 M
• Voltages are taken with VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal production
tolerances.
• Waveform is taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled number refer to waveform.
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
• f : Internal component.
•
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
• f : Internal component.
•
: Pattern from the side which enables seeing.
(The other layers’ patterns are not indicated.)
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
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.
• Waveform
– MAIN Board –
1
IC403
7 (XOUT)
1 V/DIV, 50 ns/DIV
125 ns
2.9 Vp-p
AIR-RM10
AIR-RM10
7
7
• IC Block Diagrams
– MAIN Board –
IC901 XC6215B332NR
IC902 XC6215B402NR
IC902 XC6215B402NR
IC903 XC9220C09AMR
EACH CIRCUIT
2
VSS
1
CE
ERROR AMP
VIN
4
VOUT
3
ON/OFF
CONTROL
VOLTAGE
REFERENCE
CURRENT
LIMIT
+
–
VIN
5
CE/CSS 1
VSS 2
FB 3
EXT/
4
+
–
–
CHIP
ENBALE
SOFT START
(INTERNAL)
SHORT CIRCUIT
PROTECTION
MAX DUTY LIMIT
PROTECTION
EACH
CIRCUIT
OE
CE
VOLTAGE
REFERENCE
ERROR
AMP
RAMP
WAVE
WAVE
PWM CONTROL LOGIC
OSC ENABLE
OSC
LOGIC
S
Q
BUFFER
UNDER
VOLTAGE
LOCK OUT
R
RS LATCH
EACH
CIRCUIT
–
+
+
PWM
COMPARATOR
• IC Pin Function Description
MAIN BOARD IC403 R5F212BASNFP (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
NC
-
Not used
2
SAIR_EEP_SDA
I/O
Two-way I2C data bus with the RF unit
3
FW_MODE
-
Not used
4, 5
NC
-
Not used
6
NRST
I
System reset signal input from the reset signal generator “L”: reset
7
XOUT
O
System clock output terminal (8 MHz)
8
VSS
-
Ground terminal
9
XIN
I
System clock output terminal (8 MHz)
10
VCC
-
Power supply terminal (+3.3V)
11 to 18
NC
-
Not used
19
IR_PWM
O
SIRCS signal output to the remote control transmitter
20
BACK_LIGHT
O
LED drive signal output terminal for the liquid crystal display back light
21
LCD_NRST
O
Reset signal output to the liquid crystal display
22
LCD_RS
O
RS signal output to the liquid crystal display
23
LCD_CSB
O
Chip select signal output to the liquid crystal display
24
PAIRING
I
PAIRING key input terminal
25
LCD_CLK
O
Serial data transfer clock signal output to the liquid crystal display
26
NC
-
Not used
27
LCD_DO
O
Serial data output to the liquid crystal display
28
NC
-
Not used
29
IR_CLK
O
LED drive signal output terminal for remote control transmitter
30, 31
NC
-
Not used
32
LCD_POWER
O
Power supply on/off control signal output terminal for liquid crystal display “H”: power on
33
NC
-
Not used
34
SAIR_PW
O
Power supply on/off control signal output terminal for RF unit “H”: power on
35
SAIR_RST
O
Reset signal output to the RF unit “L”: reset
36
SAIR_GPIO
I
Interrupt signal input from the RF unit
37
FW_TXD
-
Not used
38
FW_RXD
-
Not used
39 to 41
TEST1 to TEST3
I
Test mode setting terminal
42 to 44
NC
-
Not used
45
VDET
I
Voltage abnormality detection signal input terminal
46
KEY_IN3
I
Key input terminal Not used
47 to 49
KEY_IN2 to KEY_IN0
I
Key input terminal
50 to 53
KEY_OUT3 to
KEY_OUT0
I
Key output terminal
54
SAIR_ID_SW
I
S-AIR ID selection switch input terminal “L”: A, “M”: B, “H”: C
55 to 57
NC
-
Not used
58
VMNT2
I
Power supply voltage monitor signal input terminal
59
VSS
-
Ground terminal
60
VMNT1
I
Power supply voltage monitor signal input terminal
61
VREF
I
Reference voltage (+3.3V) input terminal
62
VCC
-
Power supply terminal (+3.3V)
63
NC
-
Not used
64
SAIR_EEP_SCL
O
I2C clock signal output to the RF unit
AIR-RM10
AIR-RM10
8
8
4-1. PRINTED WIRING BOARDS - MAIN Section -
•
: Uses unleaded solder.
Note: IC403 on the MAIN board cannot exchange with single. When this part
is damaged, exchange the entire mounted board.
R456
R1
R2
R459
R460
R427
R428
R429
C413
R414
R405 R404
C408
R425
R424
R423
R422
R421
R420
R419
C407
R401
R409
R418
R457
C409
R434
R406
R407
R431
R430
R461
C416
R438 R437
R439
R440
R441
R801
R802
R803
R804
R805
C916
L901
C910
C911
C912
R410
C410
R426
C411
R432
R433
R435
R436
R417
R12
R703
R411
R910
R909
R906
R908
R905
R903
R904
R907
R455
R454
R453
R452
R451
R450
R447
R449
R448
E
C
B
Q702
S
D
G
Q901
FB902
R701 R702
C417
C4
C3
FB1
E
C
B
Q902
E
C
B
Q701
C802
C801
C803
C904
C903
C919
C917
C901
C918
FB901
R901
R902
C913
C914
C908
TH901
X401
IC402
IC401
1
3
4
5
IC903
4
1
2
3
IC901
D902
K
A
ECB
Q401
S402
S401
1
8
LCD801
10
1
IC403
17
33
48
16
1
32
64
49
CN1
1
26
CN402
1
8
MAIN BOARD
(SIDE B)
PAIRING
1
2
4
3
3
1
2
2
4
3
3
(CHASSIS)
+
R4
R462
R463
R810
R807 R806
R464
R458
R408
R15
R17
R16 R11 R10 R9 R14
R6
R13
R5
R7
R8
R3
E
C
B
Q801
C906
C907
C902
D901
A
K
C905
1
2
3
4
IC902
D801
MAIN BOARD
(SIDE A)
1-879-526- (11)
11
1-879-526- (11)
11
+
+
D701
IR LED BOARD
1-879-528-
(11)
11
S-AIR ID
A
t B t C
(NC)
TU1
RF UNIT
(HRM0002)
RED
RED/BLK
LIQUID CRYSTAL DISPLAY
KEY BOARD
CN401
A
DRY BATTERY
SAZE "AAA"
(IEC DESIGNATION R03)
4PCS. 6V
RED/BLK
BLK
(LCD BACK LIGHT)
(REMOTE CONTROL TRANSMITTER)
RED/
BLK
RED
YEL
A
B
C
D
E
F
G
H
I
1
2
3
4
5
6
7
8
9
10
11
12
AIR-RM10
AIR-RM10
9
9
4-2. SCHEMATIC DIAGRAM - MAIN Section -
• See page 6 for Waveform. • See page 7 for IC Block Diagrams. • See page 7 for IC Pin Function Description.
Note: IC403 on the MAIN board cannot exchange with single. When
this part is damaged, exchange the entire mounted board.
A
CN401
BOARD
KEY
IC B/D
IC B/D
IC B/D
1
3.3
2.5
2.5
2.5
2.5
0
1.6
3
3.3
3.3
0
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
1.4
3.3
3.2
1.7
0
0
3.3
3.3
3.3
3.3
3.3
3.3
6
6
3.3
3.3
6
4
3.3
0.9
6
3.3
6
3.3
3.3
3.2
3.3
3.3
5.9
3.3
0
3.3
2.7
0
0.1
3.3
TOTAL CURRENT
POWER ON: 85mA
S401
0.1
C803
0
R441
0
R440
0
R425
0
R455
0
R438
0
R437
0
R449
0
R450
0
R439
0
R454
0
R426
0
R423
IC403
1
NC
2
SAIR_EEP_SDA
3
FW_MODE
4
NC
5
NC
6
NRST
7
XOUT
8
VSS
9
XIN
10
VCC
11
NC
12
NC
13
NC
14
NC
15
NC
16
NC
17
NC
18
NC
19
IR_PWM
20
BACK_LIGHT
21
LCD_NRST
22
LCD_RS
23
LCD_CSB
24
PAIRING
25
LCD_CLK
26
NC
27
LCD_DO
28
NC
29
IR_CLK
30
NC
31
NC
32
LCD_POWER
33
NC
34
SAIR_PW
35
SAIR_RST
36
SAIR_GPIO
37
FW_TXD
38
FW_RXD
39
TEST1
40
TEST2
41
TEST3
42
NC
43
NC
44
NC
45
VDET
46
KEY_IN3
47
KEY_IN2
48
KEY_IN1
49
KEY_IN0
50
KEY_OUT3
51
KEY_OUT2
52
KEY_OUT1
53
KEY_OUT0
54
SAIR_ID_SW
55
NC
56
NC
57
NC
58
VMNT2
59
VSS
60
VMNT1
61
VREF
62
VCC
63
NC
64
SAIR_EEP_SCL
X401
8MHz
26p
CN1
1
VCC_3V3
2
GND
3
MCLK
4
GND
5
NC
6
NC
7
NC
8
NC
9
NC
10
NC
11
A1
12
A0
13
GPIO3_ASIC
14
GPIO2_ASIC_INT
15
GPIO1_ASIC_LINK
16
GPIO0_ASIC
17
RESN
18
I2C_SCL
19
I2C_SDA
20
DINB_DOUTD
21
DOUTB_DIND
22
LRCK
23
GND
24
BCK
25
DINA_DOUTC
26
DOUTA_DINC
S402
0
R422
0
R420
0
R419
0
R421
0
R432
0
R433
0
R453
0
R452
0
R447
C801
1
0
R804
0
R801
0
R802
0
R803
D801
1L0345W31B0CT001
(LCD BACK LIGHT)
D701
BT-7032-21-S2
Q702
RT1P144M-TP-1
2SD1781K-T146-QR
Q701
4.7
R701
R702
4.7
470
R703
Q401
RT1P140M-TP-1
470k
R407
470k
R406
470k
R404
470k
R408
IC903
1
CE
2
VSS
3
FB
4
EXT
5
VIN
4.7uH
L901
10k
R14
1k
R3
10k
R17
1k
R2
1k
R1
10k
R13
10k
R4
1k
R15
10k
R16
100p
C910
0
R902
0.1
C410
0
R435
0.1
C409
1
C802
0
R805
0
R430
0
R431
0
R418
10k
R5
10k
R6
10k
R7
10k
R8
10k
R9
10k
R10
10k
R11
10k
R12
100k
R411
0
R436
100k
R457
100
R806
2SC4154TP-1EF
Q801
XC6215B332NR
IC901
1
CE
2
VSS
3
VOUT
4
VIN
RSR025P03TL
Q901
RB160M-30TR
D902
0
R456
1k
R451
0
R448
8P
CN402
1
GND
2
RESET
3
CNVSS
4
RXD1
5
CLK1
6
3.3V
7
RTS1
8
TXD1
100k
R434
100
R807
4.7k
R810
100p
C3
C4
0.1
FB1
0.1
C416
IC402
1
VOUT
2
VIN
3
NC
4
VSS
0.01
C413
10k
R429
470k
R428
1k
R427
0.1
C411
IC401
1
VOUT
2
VIN
3
NC
4
VSS
0.01
C407
10k
R409
100k
R410
0.1
C408
RB521S-30-TE61
D901
C902
16V
100
1
C903
0.1
C904
10V
220
C905
XC6215B402NR
IC902
1
CE
2
VSS
3
VOUT
4
VIN
1
C906
0.1
C907
100k
R907
22k
R906
2.2k
R905
100k
R908
100k
R904
100k
R903
47p
C911
3p
C912
1
C417
0
R901
Q902
ISA1602AM1TP-1EF
R909
10k
R414
470k
R405
470k
R424
0
470k
R401
R459
10k
R460
10k
0
R461
100k
R458
0
R417
FB901
0.1
C901
0.1
C913
C914
10V
47
FB902
1
C917
C918
220p
C916
10p
0.1
C919
TH901
10k
R910
470k
R463
470k
R464
470k
R462
22
C908
XC61CN2702NR
R5F212BASNFP
XC9220C09AMR
XC61CN3602NR
IR LED BOARD
MAIN BOARD
IC901
+3.3V REGULATOR
IC902
+4V REGULATOR
IC903
DC/DC
S
IC402
IC403
SYSTEM CONTROLLER
IC401
VOLTAGE
DETECT
(NC)
S-AIR
ID
A
B
C
n
n
RESET SIGNAL
GENERATOR
CONVERTER
LED DRIVE
B+ SWITCH
BUFFER
CONVERTER
DC/DC
PAIRING
A
K
TRANSMITTER
REMOTE CONTROL
1
2
3
4
5
6
7
8
9
10
VOUT
CAP1N
CA1P
VDD
VSS
DA
TA
CK
CSB
RS
RST
LIQUID CRYSTAL
DISPLAY
LCD801
(HRM0002)
RF UNIT
TU1
(CHASSIS)
DRY BATTERY
SIZE “AAA”
(IEC DESIGNATION R03)
4PCS. 6V
Q701, 702
LED DRIVE
7
8
1
2
3
4
5
6
GND
KEY_IN2
KEY_IN1
KEY_IN0
KEY_OUT3
KEY_OUT2
KEY_OUT1
KEY_OUT0
J
4
B
6
9
11
D
15
H
L
10
K
3
5
12
C
F
M
1
E
8
G
14
A
2
13
I
7
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