Read Sony CDX-DAB500A / CDX-DAB500U Service Manual online
CDX-DAB500A/DAB500U
CDX-DAB500A/DAB500U
21
21
4-5. SCHEMATIC DIAGRAM - MAIN Section (2/4) -
(3/4)
BOARD
5
MAIN
(1/4)
BOARD
1
MAIN
MAIN
(4/4)
BOARD
4
1
2
3
IC B/D
10.4
5
13.7
7.3
5
0.9
5
1
5.8
1.5
5.8
3.3
0
0.9
3.3
3.3
3.3
3.3
3.3
0
0
3.3
3.3
3.3
3.3
3.3
2.5
3.3
2.5
3.3
0
3.3
3.3
3.3
0
0
0
0
0
3.3
3.3
0
0
3.3
3.3
3.3
3.3
3.3
3.3
2.6
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
1.3
1.4
3.3
1.6
1.5
3.3
3.3
3.3
3.3
3.3
3.3
3.3
1
3.3
100k
R545
100k
R546
0
R543
1k
R533
1k
R534
100k
R536
100k
R531
100k
R540
10M
R541
220k
R542
100
R547
1000p
C502
100
R525
1000p
C512
1000p
C514
0.01
C523
0.01
C522
0.1
C504
10k
R578
10k
R579
100k
R576
100k
R575
1k
R517
1k
R518
47p
C521
47p
C520
100k
R567
R584 100k
CL003
CL004
R544
1M
100k
R569
R552
100k
100
R563
100
R564
100
R570
100
R572
100k
R560
100k
R566
100k
R565
470
R529
JL001
JL002
JL003
JL004
JL005
JL006
JL007
100k
R577
JL008
0
R864
USB_GND
1
C1301
100
R1301
100
R571
0.1
C1310
0
R865
100
R573
1
2
3
4
5
6
7
8
8P
CN501
RESET
CLK
BUSY
TXD
RXD
BU3.3V
FLASH_W
GND
22p
C507
TXD
RXD
SA_DATA
SA_CLK
WAKE_UP
EJECT_OK
BU_IN
USB_D-
CD_ON
VBUS_ON
CDM_ON
USB_D+
A_ATT
Z_MUTE
SYS_RST
100k
R502
100k
R1302
39k
R1311
100k
R568
MC2838-T112-1
D403
100
R510
100
R511
2.2
C1308
0.01
C1312
0.01
C513
22
C1305
E
10uH
L1300
C501
47p
C503
47p
47uH
L1301
22
C1315
10k
R1312
16V
100
C1311
1k
R1310
82k
R1307
82k
R1308
680p
C1306
0.047
C518
12k
R1305
16V
100
C1319
LRB751V
-40T1G
D530
R1315
1k
FB1301
MC2838-T112-1
D501
10k
R512
FB1302
FB1303
1
C510
0.1
C1316
R1300
470
220k
R1313
1k
R524
1k
R523
0
R535
R527
0
33k
R521
33k
R522
7.92MHz
X501
22p
C508
32.768KHz
X502
OZ539IGN-A1-0-TR
IC1300
1
1
4
3
2
BST
2
LX
3
VIN
4
EN_SYS
5
USB_OUT
6
FB_US
7
USB_IN
8
SYNC
9
FLT_USB
10
ISET_USB
11
VIC_USB
12
EN_USB
13
SS_SYS
14
GNDA
15
RT
16
VREF
C866
1000p
0.01
C1307
0.01
C1309
0.01
C1317
0.1
C1325
0.1
C1320
47
C1304
C511
8p
C509
8p
FB501
2.2k
R556
2.2k
R557
0
R553
IC501
R5F3650NCDZ95FB
NOSE_SW
1
SIRCS
2
NCO
3
NCO
4
NCO
5
BYTE
6
CNVSS
7
XIN
8
XOUT
9
RESET
10
OSCOUT
11
VSS
12
OSCIN
13
VCC1
14
NMI
15
RC_IN1
16
BUIN
17
SYSRST
18
NCO
19
MC_RX
20
NCO
21
MC_TX
22
NCO
23
SYNC_OUT
24
NCO
25
BEEP 26
I2C_SCL 27
I2C_SDA 28
FW_TXD 29
FW_RXD 30
FW_CLK 31
FW_BUSY 32
XM_TX 33
XM_RX 34
XM_POWER EN 35
CD_ON 36
CDM_ON 37
WAKE_UP 38
EPM 39
Z_MUTE 40
NCO 41
NCO 42
NCO 43
CE 44
HIT2_SDA 45
HIT2_SCL 46
HIT2_RESET 47
EN_USB 48
VBUS_ON 49
FLT_USB 50
EN_SYS
51
IPOD
52
EXT
A
TT_XEN
53
NCO
54
ACC_IN
55
AT
T
56
DIAG
57
AMPSTB
58
NCO
59
VCC2
60
NCO
61
VSS
62
NCO
63
NCO
64
NCO
65
NCO
66
NCO
67
NCO
68
NCO
69
NCO
70
NCO
71
NCO
72
NCO
73
NCO
74
DAB_SDA
75
DAB_SCL
76
DEBUG_1
77
DEBUG_2
78
RE-IN1
79
RE-IN0
80
ILL_IN
81
DAB_PORn
82
DAB_ON
83
RE_ON
84
NCO
85
NCO
86
SA_DATA
87
SA_CLK
88
KEYACK0
89
KEYACK1
90
NCO
91
KEYIN1
92
KEYIN0
93
AVSS
94
RC_IN0
95
AVRH
96
AVDD
97
LCD_CE
98
LCD_SO
99
LCD_CLK
100
10k
R516
10k
R514
10k
R515
RE0
RESET
BUSY
SYNC
STB
EN_USB
FL
T_USB
EN_SYS
SA_CLK
SA_DA
TA
TXD
RXD
EJECT_OK
CD_ON
CDM_ON
WAKE_UP
USB_D–
A_ATT
Z_MUTE
SYSRST
VBUS_ON
CD_ON
CDM_ON
TXD
RXD
RESET
SA_DATA
SA_CLK
EJECT_OK
WAKE_UP
USB_D+
NOSE_SW
VBUS_ON
RCIN0
BU_IN
F_TXD
F_RXD
SYSRST
BEEP
SIRCS
RE1
R216
100
ACC
DIAG
I2C_SCL
FLT_USB
Z_MUTE
EN_SYS
A_ATT
CNVSS
RCIN1
BU_IN
LCD_CE
LCD_DATA
F_CLK
BUSY
F_TXD
F_RXD
CNVSS
LCD_CLK
F_CLK
I2C_SDA
KEY0
KEY1
BU_IN
RESET
EN_USB
SYNC
SYSTEM CONTROLLER
IC501
4
3
8
6
9
7
1
2
19
20
21
22
23
24
26
27
28
(2/4)
MAIN BOARD
25
IC1300
DC/DC CONVERTER
(NC)
(CHASSIS)
CAM001
F
G
2
4
8
A
12
C
18
E
10
16
11
15
14
H
B
17
5
I
6
J
3
13
1
D
9
K
7
0
R519
0
R520
100
R213
DAB_PORn
DAB_ON
100
R211
100
R212
DAB_SCL
DAB_SDA
C524
100p
C525
100p
D1300
100k
R513
BAT54ALT1G
D731
DB2441600L (Suffix-12)
DB2X41400L (Suffix-11)
• See page 19 for Waveforms. • See page 31 for IC Block Diagrams. • See page 34 for IC Pin Function Description.
Note: Refer to the servicing notes “MAIN AND KEY BOARDS DISCRIMINATION”
(page 5) for how to distinguish Suffi x-11 and Suffi x-12 of the MAIN board.
(Page 23)
(Page 20)
(Page 22)
Click on the first or last page to see other CDX-DAB500A / CDX-DAB500U service manuals if exist.