Sony DSX-A50BT, Руководство по обслуживанию

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DSX-A50BT
DSX-A50BT
18 18
5-4. SCHEMATIC DIAGRAM - MAIN Section (2/3) - • See page 16 for waveforms. • See page 26 for IC Block Diagrams. • See page 27 for IC Pin Function Description.
Note: When the system controller (IC101) in this unit is replaced, the des-
tination setting is necessary. Refer to “NOTE THE MAIN BOARD
OR SYSTEM CONTROLLER (IC101) REPLACING” (page 4).
1
BOARD
(1/3)
MAIN
MAIN
3
BOARD
(3/3)
BOARD
CN001
KEY
A
IC B/D
1
2
4
3
3.3 3.3 0 0 0 0 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3
3.3
3.3
3.3
3.3
2.6
2.4
0
0
0
0
0
0
0
0
3.3
0
0
3.3
3.3
0
3.3
3.3
0
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
3.3
0
1.3 1.3 3.3 1.6 1.5 3.3 3.3 3.3 3.3 3.3
0 0 0 0 0 1 0
3.3 3.3
0
3.3 3.3
10.1
5.1
14.1
3.3
5.1
0.9
5.1
1
5.7
1.5
5.7
3.3
0
0.9
3.3
39k
R505
0.01
C509
16V
100
C517
100k
R506
0.1
C516
DB2X41400L
D501
1
C502
JL101
JL104
JL103
JL105
JL108
JL107
JL102
JL106
1
2
3
4
5
6
7
8
8P
CN101
RESET
CLK
BUSY
TXD(UCOM->JIG)
RXD(JIG->UCOM)
BU3.3V
FLASH_W
GND
10k
R143
32.768kHz
X101
4 3
1 2
PST8228UL
IC105
VOUT
Vdd
NC VSS
X102
7.92MHz
DRA5114E0L
Q102
CL014
CL013
CL012
CL011
3.3k
R133
3.3k
R130
CL015 CL016 CL017 CL018 CL019 CL020 CL021 CL022 CL023 CL024
R513
470 22
C511
10
C508
100
R501
82k
R507
25V
47
C518
470
R502
0.01
C513
680p
C510
R516
470 220k
R504 R503
10k
1k
R173
18p
C157
22p
C158
1M
R181
10uH
L501
47uH
L502
R115
100k
100 R214
IC501
OZ529IGN
1 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
CN103
15P
3
RE_1
2
KEY_GND
10
LCD_CLK
13
GND
7
SIRCS
4
RE_0
14
NC
11
ILL
1
KEY_GND
8
LCD_DATA
5
KEY_1
15
GND
12
PANEL_SW
9
LCD_CE
6
KEY_0
IC101
R5F3650KCDZ98FB
1
NOSE_SW
2
SIRCS
3
NC
4
NC
5
NC
6
BYTE
7
CNVSS
8
XIN
9
XOUT
10
RESET
11
OSCOUT
12
VSS
13
OSCIN
14
VCC1
15
NMI
16
CMD_ERR
17
BUSY
18
SYSRST
19
CE
20
SDI
21
SCK
22
SDO
23
USB_IN
24
SYNC_OUT
25
WDT_MON
26 BEEP
27 NC
28 NC
29 FW_TXD
30 FW_RXD
31 FW_CLK
32 FW_BUSY
33 NC
34 NC
35 NC
36 NC
37 NC
38 NC
39 EPM
40 DEBUG_1
41 DEBUG_2
42 DEBUG_3
43 DEBUG_4
44 CE
45 HIT2_SDA
46 HIT2_SCL
47 HIT2_RESET
48 EN_USB
49
NC
50
FLT_USB
51
EN_SYS
52
IPOD
53
NC
54
TELA
TT
55
ACC_IN
56
AT
T
57
AMP_MUTE
58
AMPSTB
59
ILL_ON
60
VCC2
61
NC
62
VSS
63
PIC_ERR
64
NC
65
BT_MUTE(A50)
66
BU_IN
67
NC
68
NC
69
NC
70
NC
71
NC
72
AMP_REM
73
SYS_EN
74
AUDIO_EN
75
BT_TX(A50)
76 BT_RX(A50)
77 NC
78 NC
79 RE-IN0
80 RE-IN1
81 BT_MIC_ON(A50)
82 BT_RTS(A50)
83 BT_CTS(A50)
84 BT_RESET(A50)
85 BT_POWER(A50)
86 NC
87 SYS_ON
88 RCIN1
89 KEYACK0
90 KEYACK1
91 NC
92 KEYIN1
93 KEYIN0
94 AVSS
95 RC_IN0
96 AVRH
97 AVDD
98 LCD_CE
99 LCD_SO
100 LCD_CLK
220k
R177
LRB751V
-40T1G
D1
15
10M
R176
10
C504
10
C505
220k
R303
100
R179
2.2
C514
0.01
C515
8.2k
R509
47k
R222
0
R803
0
R804
10
C160
100
R204
100 R209
100
R215
100k
R213
100 R208
100 R211
100 R207
100
R210
100k
R212
100
R206
10k
R216
100
R203
100k
R198
100
R174
100
R152
100
R171
100k
R202
100k
R194
100
R159
100
R161
100 R160
100 R185
1k
R167
1k
R162
470
R157
100
R190
100
R195
100k
R183
100
R197
1k
R200
100
R187
100
R186
100
R193
100
R390
100
R191
100
R189
100k
R219
100k
R220
100k
R221
100k
R172
100k
R168 100
R169
100k
R175
C155
0.1
10k R139
10k
R140
0.01
C144
0.01
C143
1k
R132
1k R131
BT_RX
0.01
C152
1000p
C151
1000p C149
1000p
C150
100k
R184
C136
0.1
0.01
C252
0.01
C161
ACC_IN
AMP_REM
AUDIO_EN
FW_BUSY
FW_TXD
SDO SCK
HIT2_RST
HIT2_SDA
HIT2_SCL
FLT_USB
EN_USB
CNVSS
FW_RXD
FW_TXD
FW_BUSY
FW_CLK
P
ANEL_DET
SIRCS
RE_1
RE_0
KEY_0
LCD_SO
LCD_CLK
PANEL_DET
SDI USB_IN
LCD_CE LCD_CLK
BUSY WDT_MON
KEY_1
KEY_0
KEY_1
SIRCS
LCD_CE
SYS_EN
CMD_ERR
RE_1
100
R165
RE_0
SYSRST
LCD_SO
EN_SYS
BT_MUTE
CE
SYNC
FW_CLK
FW_RXD
CNVSS
FLT_USB
SYNC
EN_SYS
EN_USB
100 R156
100 R155
100 R154
100 R153
100 R158
1
2
3
4
5
6
7
8
9
10
11
12
13
14
29
30
31
28
32
IC101
SYSTEM CONTROLLER
IC501
DC/DC CONVERTER
IC105
RESET SIGNAL
MAIN BOARD (2/3)
(NC)
GENERATOR
B+ SWITCH
16 8
I
14 2 15 12
A
D
5
K
B
7
C
17 6 11 3
H
F
13
G
9
E
10 1
J
4
0
R180
BT_MIC_ON
BT_RTS
BT_CTS
BT_RESET
BT_POWER
BT_TX
100k
R149
100k
R138
(Page 19)
(Page 25)
(Page 17)