Sony AIR-SA17TI Service Manual ▷ View online
AIR-SA17Ti
AIR-SA17Ti
17
17
5-9. SCHEMATIC DIAGRAM - POWER Board -
• See page 19 for IC Block Diagrams.
BOARD
MAIN
CN005
(1/3)
F
BOARD
LED
A
BOARD
E
MAIN
(1/3)
IC B/D
9.7
0.9
5
10.8
0
2.1
10.4
10.4
9.8
3.6
0.5
0.5
0.5
4.6
3.9
3.9
4.6
3.3
3.3
10.1
9.6
9.6
10.7
10.7
10.8
10.8
0
10.1
7.9
0.5
0.5
0.5
0.5
0.5
0
10.8
10.8
0.2
0
0.2
9.5
9.5
0.3
0.2
0.9
22k
R001
22k
R002
47
R004
47
R005
ISA1235AC1TP-1EF
Q001
22k
R006
4.7k
R007
2.2
R008
2.2
R009
2.2
R010
2.2
R011
ISA1235AC1TP-1EF
Q004
ISA1235AC1TP-1EF
Q003
1
C002
1
R013
1
R014
R016
4.7k
R017
4.7k
2SC3052F-T1-LF
Q005
47k
R018
2SC3052F-T1-LF
Q006
0.01
C004
UDZW
-TE17-2.7B
D003
1k
R019
1k
R020
22k
R015
10V
220
C005
10k
R023
1k
R024
1
C008
2.2
R012
0.01
C019
FB004
0.01
C018
8.2k
R034
6800p
C014
MC2836
D007
MC2838-T112-1
D008
1
R035
47uH
L005
CPH5504-TL-E
Q014
1
2
3
4
5
1
R042
1
R043
1
R044
1
R045
ISA1235AC1TP-1EF
Q012
10k
R036
FB005
10k
R037
RT1N141C-TP-1
Q013
E
ET001
25V
47
C013
0
R041
S001
2.2
R030
47k
R032
470
R031
1
2
2P
W001
5.2V-RED-LINE
GND
1
C026
2
3
5
6
8
7
1
4
9
T001
25V
470
C001
39k
R021
25V
100
C007
10V
220
C021
0.1
C027
2.2uH
L004
100uH
L006
EC21QS03L-TE12L
D006
1
2
3
4
5
BD9701CP-V5
IC001
VCC
OUT
GND
INV
STBY
4.7
R033
2SC3052F-T1-LF
Q015
KTA1266GR-AT
Q016
10k
R050
2SC3052F-T1-LF
Q017
2SC3052F-T1-LF
Q018
47k
R052
0.01
C028
1k
R053
820
R054
0.1
C015
1
R055
ISA1235AC1TP-1EF
Q019
10k
R056
1k
R057
0.1
C029
1
2
2P
CN000
+12V
GND
KTA1266GR-AT
Q011
10k
R049
25V
330
C017
FB001
FB002
FB007
FB008
FB009
0.1
C030
4.7k
R022
C022
0.1
4.7k
R058
1
R060
1
R061
MAZ8082GMLS0
D014
220k
R059
1
2
3
4
5
6
7
8
9
9P
CN002
LED_ILLUMI
-20V
AC1
AC2
GND
12V
FLAG
3.3V
ON/OFF
1
2
2P
CN003
ILM ON/OFF
12V
0
R046
0.1
C016
4.7k
R038
C003
10k
2SC3052F-T1-LF
Q002
IC001
+5.2V REGULATOR
(CHASSIS)
POWER BOARD
Q001, 002
POWER ON/OFF SWITCH
+3.3V REGULATOR
Q003-006
Q011-014, 016-018
DC/DC CONVERTER
LED DRIVE
DC/DC CONVERTER
-2
-1
PROTECT DETECT
POWER
PT001
UNIT
4
B
6
9
11
D
15
10
3
5
12
C
F
1
E
8
G
14
A
2
13
7
POWER
OFF
t ON
(Page 16)
(Page 9)
(Page 9)
AIR-SA17Ti
AIR-SA17Ti
18
18
5-10. PRINTED WIRING BOARDS - LED, POWER SUPPLY Section -
B
E
1
2
1
2
B
E
1
2
R230
R231
R232
R233
R236
R239
R240
R241
R242
C230
C231
C232
C233
C236
C237
C240
D201
D202
D203
D204
D205
D206
D211
D212
D213
D214
D215
D220
D221
Q201
Q202
R229
R234
R235
C251
C252
1 2
CN206
R238
R244
C235
C239
JW206
D209
D210
D218
D219
JW0203
1 2
CN205
R237
R243
C234
C238
JW201
JW205
D207
D208
D216
D217
B E
B E
B
E
B
E
B E
B E
B E
B E
1C 2C
2B
1BE
B E
B
E
B E
B
E
R018
R019
R020
R021
R022
R023
R024
R030
R031
R032
R033
R032
R033
R034
R035
R036
R037
R038
C002
C003
C004
R041
R042
R043
R044
C008
R045
R046
R049
C014
R050
C015
C016
R052
R053
R054
C018
R055
C019
R056
R057
R058
R059
C022
R060
R061
C026
C027
C028
C029
C030
D003
D006
D007
D008
D014
Q001
Q002
Q003
Q004
Q005
Q006
Q012
Q013
Q014
Q015
Q017
Q018
L004
Q019
FB001
FB002
FB004
FB005
FB007
FB008
FB009
R001
R002
R004
R005
R006
R007
R008
R009
R010
R011
R012
R013
R014
R015
R016
R017
1
2
8
9
4
5
2
1
B
E
B
E
1 2
1
2
CN000
CN002
CN003
C001
C005
C007
C013
C017
C021
S001
JW001
JW002
JW003
JW004
JW005
JW006
JW007
JW008
JW009
JW010
JW012
JW015
JW016
JW017
JW019
JW020
ET001
JW022
IC001
T001
Q011
Q016
L006
W001
L005
K
A
K
A
K
A
K
A
K
A
K
A
K
A
K
A
K
A
K
A
K
A
K
A
1-880-063-
12
(12)
LED BOARD
(COMPONENT SIDE)
1-880-063-
12
(12)
LED BOARD
(CONDUCTOR SIDE)
D201 – 210, 212 – 221
(ILLUMINATION)
D201 – 210, 212 – 221
A
K
1-880-065-
12
(12)
1-880-065-
12
(12)
LED-R BOARD
(COMPONENT SIDE)
LED-R BOARD
(CONDUCTOR SIDE)
K
A K
A
K
A
K
A
K
A
K
A
K
A
K
A
1-880-064-
12
(12)
LED-L BOARD
(COMPONENT SIDE)
1-880-064-
12
(12)
LED-L BOARD
(CONDUCTOR SIDE)
E
MAIN BOARD
F
MAIN BOARD
CN005
(CHASSIS)
1-880-059-
12
(12)
POWER BOARD
1
9
DC/DC
CONVERTER
1
2
PT001
POWER
UNIT
ON
T OFF
POWER
A
B
C
D
E
F
1
2
3
4
5
6
7
8
•
: Uses unleaded solder.
• See page 8 for Circuit Boards Location.
(Page 12)
(Page 12)
AIR-SA17Ti
19
• IC Block Diagrams
– MAIN Board –
IC301 R5523N001B-TR-F
1
EN
2
GND
3
FLG
4 IN
5 OUT
GATE
CONTROL
UVLO
THERMAL
SHUTDOWN
CURRENT
LIMIT
FLAG
DELAY
IC305 BD33KA5WFP-E2
THERMAL
SHUT DOWN
OVER CURRENT
PROTECT
VDD
VCC
2
GND
3
NC
5
OUT
4
CTL
1
–
+
VREF
DRIVER
IC401 RB (Xout)
100 mV/DIV, 100 ns/DIV
200 ns
0.3 Vp-p
IC901 (OSC)
100 mV/DIV, 2
μs/DIV
2.7
μs
0.1 Vp-p
• Waveforms
– MAIN Board –
AIR-SA17Ti
20
– TX-IF Board –
IC631, 661 PCM1808PWR
– POWER Board –
IC001 BD9701CP-V5
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
ANTIALIAS
LOW-PASS FILTER
ANTIALIAS
LOW-PASS FILTER
AGND
VCC
2
3
3
VDD
DGND
4
5
5
LRCK 7
REFERENCE
u1/64
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
FMT
12
VINR
14
VINL
13
MD1
11
MD0
10
DOUT
9
BCK
8
CLOCK & TIMING CONTROL
POWER
SUPPLY
SUPPLY
SCKI 6
VREF 1
VCC
1
OUT
2
GND
3
INV
4
STBY
5
REGULATOR
STANDBY
VOLTAGE
REFERENCE
IC901 PT6315
5
OSC
OSC
DATA
SELECTOR
6
DOUT
7
DIN
8
CLK
9
STB
10
KEY1
11
KEY2
SERIAL
INTERFACE
DISPLAY MEMORY
24 BITS x 12 WORDS
24-BIT OUTPUT
LATCH
12-BIT SHIFT
REGISTER
SEGMENT
DRIVER
TIMING GENERATOR
KEY SCAN
COMMAND
DECODER
DIMMING
CIRCUIT
KEY DATA MEMORY
(2 x 16 BITS)
4-BIT LATCH
1
LED1
2
LED2
3
LED3
4
LED4
24
16
16
12
4
8
8
4
8
27 SEG14/KS14
29 SEG16/KS16
30 VEE
28 SEG15/KS15
8
31 SEG17/GRID12
33 SEG19/GRID10
32 SEG18/GRID11
32 SEG18/GRID11
23 SEG10/KS10
24 SEG11/KS11
25 SEG12/KS12
26 SEG13/KS13
22
SEG9/KS9
21
SEG8/KS8
20
SEG7/KS7
19
SEG6/KS6
18
SEG5/KS5
17
SEG4/KS4
16
SEG3/KS3
15
SEG2/KS2
14
SEG1/KS1
MULTIPLEXED
DRIVER
34
SEG20/GRID9
35
SEG21/GRID8
36
SEG22/GRID7
37
SEG23/GRID6
39
GRID4
40
GRID3
41
GRID2
42
GRID1
43
VDD
44
VSS
13
VDD
12
VSS
38
SEG24/GRID5
GRID
DRIVER
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